How to use unexpected method in Playwright Internal

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constants.js

Source:constants.js Github

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1HTML5 = (typeof HTML5 === 'undefined' ? {} : HTML5);2HTML5.CONTENT_MODEL_FLAGS = [3 'PCDATA',4 'RCDATA',5 'CDATA',6 'SCRIPT_CDATA',7 'PLAINTEXT'8];9HTML5.Marker = {type: 'Marker', data: 'this is a marker token'};10(function() {11 function EOF() {12 }13 EOF.prototype = {14 toString: function() { throw new Error("EOF added as string"); }15 };16 HTML5.EOF = new EOF();17})();18HTML5.EOF_TOK = {type: 'EOF', data: 'End of File' };19HTML5.DRAIN = -2;20HTML5.SCOPING_ELEMENTS = [21 'applet', 'caption', 'html', 'table', 'td', 'th',22 'marquee', 'object', 'math:mi', 'math:mo', 'math:mn', 'math:ms', 'math:mtext',23 'math:annotation-xml', 'svg:foreignObject', 'svg:desc', 'svg:title'24];25HTML5.LIST_SCOPING_ELEMENTS = [26 'ol', 'ul',27 'applet', 'caption', 'html', 'table', 'td', 'th',28 'marquee', 'object', 'math:mi', 'math:mo', 'math:mn', 'math:ms', 'math:mtext',29 'math:annotation-xml', 'svg:foreignObject', 'svg:desc', 'svg:title'30];31HTML5.BUTTON_SCOPING_ELEMENTS = [32 'button',33 'applet', 'caption', 'html', 'table', 'td', 'th',34 'marquee', 'object', 'math:mi', 'math:mo', 'math:mn', 'math:ms', 'math:mtext',35 'math:annotation-xml', 'svg:foreignObject', 'svg:desc', 'svg:title'36];37HTML5.TABLE_SCOPING_ELEMENTS = [38 'table', 'html'39];40HTML5.SELECT_SCOPING_ELEMENTS = [41 'option', 'optgroup'42];43HTML5.FORMATTING_ELEMENTS = [44 'a',45 'b',46 'big',47 'code',48 'em',49 'font',50 'i',51 'nobr',52 's',53 'small',54 'strike',55 'strong',56 'tt',57 'u'58];59HTML5.SPECIAL_ELEMENTS = [60 'address',61 'area',62 'base',63 'basefont',64 'bgsound',65 'blockquote',66 'body',67 'br',68 'center',69 'col',70 'colgroup',71 'dd',72 'dir',73 'div',74 'dl',75 'dt',76 'embed',77 'fieldset',78 'form',79 'frame',80 'frameset',81 'h1',82 'h2',83 'h3',84 'h4',85 'h5',86 'h6',87 'head',88 'hr',89 'iframe',90 'image',91 'img',92 'input',93 'isindex',94 'li',95 'link',96 'listing',97 'menu',98 'meta',99 'noembed',100 'noframes',101 'noscript',102 'ol',103 'optgroup',104 'option',105 'p',106 'param',107 'plaintext',108 'pre',109 'script',110 'select',111 'spacer',112 'style',113 'tbody',114 'textarea',115 'tfoot',116 'thead',117 'title',118 'tr',119 'ul',120 'wbr'121];122HTML5.SPACE_CHARACTERS_IN = "\t\n\x0B\x0C\x20\u0012\r";123HTML5.SPACE_CHARACTERS = "[\t\n\x0B\x0C\x20\r]";124HTML5.SPACE_CHARACTERS_R = /^[\t\n\x0B\x0C \r]/;125HTML5.TABLE_INSERT_MODE_ELEMENTS = [126 'table',127 'tbody',128 'tfoot',129 'thead',130 'tr'131];132HTML5.ASCII_LOWERCASE = 'abcdefghijklmnopqrstuvwxyz';133HTML5.ASCII_UPPERCASE = HTML5.ASCII_LOWERCASE.toUpperCase();134HTML5.ASCII_LETTERS = "[a-zA-Z]";135HTML5.ASCII_LETTERS_R = /^[a-zA-Z]/;136HTML5.DIGITS = '0123456789';137HTML5.DIGITS_R = new RegExp('^[0123456789]');138HTML5.HEX_DIGITS = HTML5.DIGITS + 'abcdefABCDEF';139HTML5.HEX_DIGITS_R = new RegExp('^[' + HTML5.DIGITS + 'abcdefABCDEF' +']' );140// Heading elements need to be ordered141HTML5.HEADING_ELEMENTS = [142 'h1',143 'h2',144 'h3',145 'h4',146 'h5',147 'h6'148];149HTML5.VOID_ELEMENTS = [150 'base',151 'link',152 'meta',153 'hr',154 'br',155 'img',156 'embed',157 'param',158 'area',159 'col',160 'input'161];162HTML5.CDATA_ELEMENTS = [163 'title',164 'textarea'165];166HTML5.RCDATA_ELEMENTS = [167 'style',168 'script',169 'xmp',170 'iframe',171 'noembed',172 'noframes',173 'noscript'174];175HTML5.BOOLEAN_ATTRIBUTES = {176 '_global': ['irrelevant'],177 // Fixme?178 'style': ['scoped'],179 'img': ['ismap'],180 'audio': ['autoplay', 'controls'],181 'video': ['autoplay', 'controls'],182 'script': ['defer', 'async'],183 'details': ['open'],184 'datagrid': ['multiple', 'disabled'],185 'command': ['hidden', 'disabled', 'checked', 'default'],186 'menu': ['autosubmit'],187 'fieldset': ['disabled', 'readonly'],188 'option': ['disabled', 'readonly', 'selected'],189 'optgroup': ['disabled', 'readonly'],190 'button': ['disabled', 'autofocus'],191 'input': ['disabled', 'readonly', 'required', 'autofocus', 'checked', 'ismap'],192 'select': ['disabled', 'readonly', 'autofocus', 'multiple'],193 'output': ['disabled', 'readonly']194};195HTML5.ENCODINGS = [196 'ansi_x3.4-1968',197 'iso-ir-6',198 'ansi_x3.4-1986',199 'iso_646.irv:1991',200 'ascii',201 'iso646-us',202 'us-ascii',203 'us',204 'ibm367',205 'cp367',206 'csascii',207 'ks_c_5601-1987',208 'korean',209 'iso-2022-kr',210 'csiso2022kr',211 'euc-kr',212 'iso-2022-jp',213 'csiso2022jp',214 'iso-2022-jp-2',215 '',216 'iso-ir-58',217 'chinese',218 'csiso58gb231280',219 'iso_8859-1:1987',220 'iso-ir-100',221 'iso_8859-1',222 'iso-8859-1',223 'latin1',224 'l1',225 'ibm819',226 'cp819',227 'csisolatin1',228 'iso_8859-2:1987',229 'iso-ir-101',230 'iso_8859-2',231 'iso-8859-2',232 'latin2',233 'l2',234 'csisolatin2',235 'iso_8859-3:1988',236 'iso-ir-109',237 'iso_8859-3',238 'iso-8859-3',239 'latin3',240 'l3',241 'csisolatin3',242 'iso_8859-4:1988',243 'iso-ir-110',244 'iso_8859-4',245 'iso-8859-4',246 'latin4',247 'l4',248 'csisolatin4',249 'iso_8859-6:1987',250 'iso-ir-127',251 'iso_8859-6',252 'iso-8859-6',253 'ecma-114',254 'asmo-708',255 'arabic',256 'csisolatinarabic',257 'iso_8859-7:1987',258 'iso-ir-126',259 'iso_8859-7',260 'iso-8859-7',261 'elot_928',262 'ecma-118',263 'greek',264 'greek8',265 'csisolatingreek',266 'iso_8859-8:1988',267 'iso-ir-138',268 'iso_8859-8',269 'iso-8859-8',270 'hebrew',271 'csisolatinhebrew',272 'iso_8859-5:1988',273 'iso-ir-144',274 'iso_8859-5',275 'iso-8859-5',276 'cyrillic',277 'csisolatincyrillic',278 'iso_8859-9:1989',279 'iso-ir-148',280 'iso_8859-9',281 'iso-8859-9',282 'latin5',283 'l5',284 'csisolatin5',285 'iso-8859-10',286 'iso-ir-157',287 'l6',288 'iso_8859-10:1992',289 'csisolatin6',290 'latin6',291 'hp-roman8',292 'roman8',293 'r8',294 'ibm037',295 'cp037',296 'csibm037',297 'ibm424',298 'cp424',299 'csibm424',300 'ibm437',301 'cp437',302 '437',303 'cspc8codepage437',304 'ibm500',305 'cp500',306 'csibm500',307 'ibm775',308 'cp775',309 'cspc775baltic',310 'ibm850',311 'cp850',312 '850',313 'cspc850multilingual',314 'ibm852',315 'cp852',316 '852',317 'cspcp852',318 'ibm855',319 'cp855',320 '855',321 'csibm855',322 'ibm857',323 'cp857',324 '857',325 'csibm857',326 'ibm860',327 'cp860',328 '860',329 'csibm860',330 'ibm861',331 'cp861',332 '861',333 'cp-is',334 'csibm861',335 'ibm862',336 'cp862',337 '862',338 'cspc862latinhebrew',339 'ibm863',340 'cp863',341 '863',342 'csibm863',343 'ibm864',344 'cp864',345 'csibm864',346 'ibm865',347 'cp865',348 '865',349 'csibm865',350 'ibm866',351 'cp866',352 '866',353 'csibm866',354 'ibm869',355 'cp869',356 '869',357 'cp-gr',358 'csibm869',359 'ibm1026',360 'cp1026',361 'csibm1026',362 'koi8-r',363 'cskoi8r',364 'koi8-u',365 'big5-hkscs',366 'ptcp154',367 'csptcp154',368 'pt154',369 'cp154',370 'utf-7',371 'utf-16be',372 'utf-16le',373 'utf-16',374 'utf-8',375 'iso-8859-13',376 'iso-8859-14',377 'iso-ir-199',378 'iso_8859-14:1998',379 'iso_8859-14',380 'latin8',381 'iso-celtic',382 'l8',383 'iso-8859-15',384 'iso_8859-15',385 'iso-8859-16',386 'iso-ir-226',387 'iso_8859-16:2001',388 'iso_8859-16',389 'latin10',390 'l10',391 'gbk',392 'cp936',393 'ms936',394 'gb18030',395 'shift_jis',396 'ms_kanji',397 'csshiftjis',398 'euc-jp',399 'gb2312',400 'big5',401 'csbig5',402 'windows-1250',403 'windows-1251',404 'windows-1252',405 'windows-1253',406 'windows-1254',407 'windows-1255',408 'windows-1256',409 'windows-1257',410 'windows-1258',411 'tis-620',412 'hz-gb-2312'413];414HTML5.E = {415 "null-character":416 "Null character in input stream, replaced with U+FFFD.",417 "incorrectly-placed-solidus":418 "Solidus (/) incorrectly placed in tag.",419 "incorrect-cr-newline-entity":420 "Incorrect CR newline entity, replaced with LF.",421 "illegal-windows-1252-entity":422 "Entity used with illegal number (windows-1252 reference).",423 "cant-convert-numeric-entity":424 "Numeric entity couldn't be converted to character " +425 "(codepoint U+%(charAsInt)08x).",426 "illegal-codepoint-for-numeric-entity":427 "Numeric entity represents an illegal codepoint=> " +428 "U+%(charAsInt)08x.",429 "numeric-entity-without-semicolon":430 "Numeric entity didn't end with ';'.",431 "expected-numeric-entity-but-got-eof":432 "Numeric entity expected. Got end of file instead.",433 "expected-numeric-entity":434 "Numeric entity expected but none found.",435 "named-entity-without-semicolon":436 "Named entity didn't end with ';'.",437 "expected-named-entity":438 "Named entity expected. Got none.",439 "attributes-in-end-tag":440 "End tag contains unexpected attributes.",441 "expected-tag-name-but-got-right-bracket":442 "Expected tag name. Got '>' instead.",443 "expected-tag-name-but-got-question-mark":444 "Expected tag name. Got '?' instead. (HTML doesn't " +445 "support processing instructions.)",446 "expected-tag-name":447 "Expected tag name. Got something else instead",448 "expected-closing-tag-but-got-right-bracket":449 "Expected closing tag. Got '>' instead. Ignoring '</>'.",450 "expected-closing-tag-but-got-eof":451 "Expected closing tag. Unexpected end of file.",452 "expected-closing-tag-but-got-char":453 "Expected closing tag. Unexpected character '%(data)' found.",454 "eof-in-tag-name":455 "Unexpected end of file in the tag name.",456 "expected-attribute-name-but-got-eof":457 "Unexpected end of file. Expected attribute name instead.",458 "eof-in-attribute-name":459 "Unexpected end of file in attribute name.",460 "duplicate-attribute":461 "Dropped duplicate attribute on tag.",462 "expected-end-of-tag-name-but-got-eof":463 "Unexpected end of file. Expected = or end of tag.",464 "expected-attribute-value-but-got-eof":465 "Unexpected end of file. Expected attribute value.",466 "eof-in-attribute-value-double-quote":467 "Unexpected end of file in attribute value (\").",468 "eof-in-attribute-value-single-quote":469 "Unexpected end of file in attribute value (').",470 "eof-in-attribute-value-no-quotes":471 "Unexpected end of file in attribute value.",472 "expected-dashes-or-doctype":473 "Expected '--' or 'DOCTYPE'. Not found.",474 "incorrect-comment":475 "Incorrect comment.",476 "eof-in-comment":477 "Unexpected end of file in comment.",478 "eof-in-comment-end-dash":479 "Unexpected end of file in comment (-)",480 "unexpected-dash-after-double-dash-in-comment":481 "Unexpected '-' after '--' found in comment.",482 "eof-in-comment-double-dash":483 "Unexpected end of file in comment (--).",484 "unexpected-char-in-comment":485 "Unexpected character in comment found.",486 "need-space-after-doctype":487 "No space after literal string 'DOCTYPE'.",488 "expected-doctype-name-but-got-right-bracket":489 "Unexpected > character. Expected DOCTYPE name.",490 "expected-doctype-name-but-got-eof":491 "Unexpected end of file. Expected DOCTYPE name.",492 "eof-in-doctype-name":493 "Unexpected end of file in DOCTYPE name.",494 "eof-in-doctype":495 "Unexpected end of file in DOCTYPE.",496 "expected-space-or-right-bracket-in-doctype":497 "Expected space or '>'. Got '%(data)'",498 "unexpected-end-of-doctype":499 "Unexpected end of DOCTYPE.",500 "unexpected-char-in-doctype":501 "Unexpected character in DOCTYPE.",502 "eof-in-bogus-doctype":503 "Unexpected end of file in bogus doctype.",504 "eof-in-innerhtml":505 "Unexpected EOF in inner html mode.",506 "unexpected-doctype":507 "Unexpected DOCTYPE. Ignored.",508 "non-html-root":509 "html needs to be the first start tag.",510 "expected-doctype-but-got-eof":511 "Unexpected End of file. Expected DOCTYPE.",512 "unknown-doctype":513 "Erroneous DOCTYPE.",514 "expected-doctype-but-got-chars":515 "Unexpected non-space characters. Expected DOCTYPE.",516 "expected-doctype-but-got-start-tag":517 "Unexpected start tag (%(name)). Expected DOCTYPE.",518 "expected-doctype-but-got-end-tag":519 "Unexpected end tag (%(name)). Expected DOCTYPE.",520 "end-tag-after-implied-root":521 "Unexpected end tag (%(name)) after the (implied) root element.",522 "expected-named-closing-tag-but-got-eof":523 "Unexpected end of file. Expected end tag (%(name)).",524 "two-heads-are-not-better-than-one":525 "Unexpected start tag head in existing head. Ignored.",526 "unexpected-end-tag":527 "Unexpected end tag (%(name)). Ignored.",528 "unexpected-start-tag-out-of-my-head":529 "Unexpected start tag (%(name)) that can be in head. Moved.",530 "unexpected-start-tag":531 "Unexpected start tag (%(name)).",532 "missing-end-tag":533 "Missing end tag (%(name)).",534 "missing-end-tags":535 "Missing end tags (%(name)).",536 "unexpected-start-tag-implies-end-tag":537 "Unexpected start tag (%(startName)) " +538 "implies end tag (%(endName)).",539 "unexpected-start-tag-treated-as":540 "Unexpected start tag (%(originalName)). Treated as %(newName).",541 "deprecated-tag":542 "Unexpected start tag %(name). Don't use it!",543 "unexpected-start-tag-ignored":544 "Unexpected start tag %(name). Ignored.",545 "expected-one-end-tag-but-got-another":546 "Unexpected end tag (%(gotName). " +547 "Missing end tag (%(expectedName)).",548 "end-tag-too-early":549 "End tag (%(name)) seen too early. Expected other end tag.",550 "end-tag-too-early-named":551 "Unexpected end tag (%(gotName)). Expected end tag (%(expectedName).",552 "end-tag-too-early-ignored":553 "End tag (%(name)) seen too early. Ignored.",554 "adoption-agency-1.1":555 "End tag (%(name) violates step 1, " +556 "paragraph 1 of the adoption agency algorithm.",557 "adoption-agency-1.2":558 "End tag (%(name) violates step 1, " +559 "paragraph 2 of the adoption agency algorithm.",560 "adoption-agency-1.3":561 "End tag (%(name) violates step 1, " +562 "paragraph 3 of the adoption agency algorithm.",563 "unexpected-end-tag-treated-as":564 "Unexpected end tag (%(originalName)). Treated as %(newName).",565 "no-end-tag":566 "This element (%(name)) has no end tag.",567 "unexpected-implied-end-tag-in-table":568 "Unexpected implied end tag (%(name)) in the table phase.",569 "unexpected-implied-end-tag-in-table-body":570 "Unexpected implied end tag (%(name)) in the table body phase.",571 "unexpected-char-implies-table-voodoo":572 "Unexpected non-space characters in " +573 "table context caused voodoo mode.",574 "unpexted-hidden-input-in-table":575 "Unexpected input with type hidden in table context.",576 "unexpected-start-tag-implies-table-voodoo":577 "Unexpected start tag (%(name)) in " +578 "table context caused voodoo mode.",579 "unexpected-end-tag-implies-table-voodoo":580 "Unexpected end tag (%(name)) in " +581 "table context caused voodoo mode.",582 "unexpected-cell-in-table-body":583 "Unexpected table cell start tag (%(name)) " +584 "in the table body phase.",585 "unexpected-cell-end-tag":586 "Got table cell end tag (%(name)) " +587 "while required end tags are missing.",588 "unexpected-end-tag-in-table-body":589 "Unexpected end tag (%(name)) in the table body phase. Ignored.",590 "unexpected-implied-end-tag-in-table-row":591 "Unexpected implied end tag (%(name)) in the table row phase.",592 "unexpected-end-tag-in-table-row":593 "Unexpected end tag (%(name)) in the table row phase. Ignored.",594 "unexpected-select-in-select":595 "Unexpected select start tag in the select phase " +596 "treated as select end tag.",597 "unexpected-input-in-select":598 "Unexpected input start tag in the select phase.",599 "unexpected-start-tag-in-select":600 "Unexpected start tag token (%(name)) in the select phase. " +601 "Ignored.",602 "unexpected-end-tag-in-select":603 "Unexpected end tag (%(name)) in the select phase. Ignored.",604 "unexpected-table-element-start-tag-in-select-in-table":605 "Unexpected table element start tag (%(name))s in the select in table phase.",606 "unexpected-table-element-end-tag-in-select-in-table":607 "Unexpected table element end tag (%(name))s in the select in table phase.",608 "unexpected-char-after-body":609 "Unexpected non-space characters in the after body phase.",610 "unexpected-start-tag-after-body":611 "Unexpected start tag token (%(name))" +612 "in the after body phase.",613 "unexpected-end-tag-after-body":614 "Unexpected end tag token (%(name))" +615 " in the after body phase.",616 "unexpected-char-in-frameset":617 "Unepxected characters in the frameset phase. Characters ignored.",618 "unexpected-start-tag-in-frameset":619 "Unexpected start tag token (%(name))" +620 " in the frameset phase. Ignored.",621 "unexpected-frameset-in-frameset-innerhtml":622 "Unexpected end tag token (frameset " +623 "in the frameset phase (innerHTML).",624 "unexpected-end-tag-in-frameset":625 "Unexpected end tag token (%(name))" +626 " in the frameset phase. Ignored.",627 "unexpected-char-after-frameset":628 "Unexpected non-space characters in the " +629 "after frameset phase. Ignored.",630 "unexpected-start-tag-after-frameset":631 "Unexpected start tag (%(name))" +632 " in the after frameset phase. Ignored.",633 "unexpected-end-tag-after-frameset":634 "Unexpected end tag (%(name))" +635 " in the after frameset phase. Ignored.",636 "expected-eof-but-got-char":637 "Unexpected non-space characters. Expected end of file.",638 "expected-eof-but-got-start-tag":639 "Unexpected start tag (%(name))" +640 ". Expected end of file.",641 "expected-eof-but-got-end-tag":642 "Unexpected end tag (%(name))" +643 ". Expected end of file.",644 "unexpected-end-table-in-caption":645 "Unexpected end table tag in caption. Generates implied end caption.",646 "end-html-in-innerhtml":647 "Unexpected html end tag in inner html mode.",648 "expected-self-closing-tag":649 "Expected a > after the /.",650 "self-closing-end-tag":651 "Self closing end tag.",652 "eof-in-table":653 "Unexpected end of file. Expected table content.",654 "html-in-foreign-content":655 "HTML start tag \"%(name)\" in a foreign namespace context.",656 "unexpected-start-tag-in-table":657 "Unexpected %(name). Expected table content."658};659HTML5.Models = {PCDATA: 'PCDATA', RCDATA: 'RCDATA', CDATA: 'CDATA', SCRIPT_CDATA: 'SCRIPT_CDATA'};660HTML5.TAGMODES = {661 select: 'inSelect',662 td: 'inCell',663 th: 'inCell',664 tr: 'inRow',665 tbody: 'inTableBody',666 thead: 'inTableBody',667 tfoot: 'inTableBody',668 caption: 'inCaption',669 colgroup: 'inColumnGroup',670 table: 'inTable',671 head: 'inBody',672 body: 'inBody',673 frameset: 'inFrameset'674};675HTML5.SVGAttributeMap = {676 attributename: 'attributeName',677 attributetype: 'attributeType',678 basefrequency: 'baseFrequency',679 baseprofile: 'baseProfile',680 calcmode: 'calcMode',681 clippathunits: 'clipPathUnits',682 contentscripttype: 'contentScriptType',683 contentstyletype: 'contentStyleType',684 diffuseconstant: 'diffuseConstant',685 edgemode: 'edgeMode',686 externalresourcesrequired: 'externalResourcesRequired',687 filterres: 'filterRes',688 filterunits: 'filterUnits',689 glyphref: 'glyphRef',690 gradienttransform: 'gradientTransform',691 gradientunits: 'gradientUnits',692 kernelmatrix: 'kernelMatrix',693 kernelunitlength: 'kernelUnitLength',694 keypoints: 'keyPoints',695 keysplines: 'keySplines',696 keytimes: 'keyTimes',697 lengthadjust: 'lengthAdjust',698 limitingconeangle: 'limitingConeAngle',699 markerheight: 'markerHeight',700 markerunits: 'markerUnits',701 markerwidth: 'markerWidth',702 maskcontentunits: 'maskContentUnits',703 maskunits: 'maskUnits',704 numoctaves: 'numOctaves',705 pathlength: 'pathLength',706 patterncontentunits: 'patternContentUnits',707 patterntransform: 'patternTransform',708 patternunits: 'patternUnits',709 pointsatx: 'pointsAtX',710 pointsaty: 'pointsAtY',711 pointsatz: 'pointsAtZ',712 preservealpha: 'preserveAlpha',713 preserveaspectratio: 'preserveAspectRatio',714 primitiveunits: 'primitiveUnits',715 refx: 'refX',716 refy: 'refY',717 repeatcount: 'repeatCount',718 repeatdur: 'repeatDur',719 requiredextensions: 'requiredExtensions',720 requiredfeatures: 'requiredFeatures',721 specularconstant: 'specularConstant',722 specularexponent: 'specularExponent',723 spreadmethod: 'spreadMethod',724 startoffset: 'startOffset',725 stddeviation: 'stdDeviation',726 stitchtiles: 'stitchTiles',727 surfacescale: 'surfaceScale',728 systemlanguage: 'systemLanguage',729 tablevalues: 'tableValues',730 targetx: 'targetX',731 targety: 'targetY',732 textlength: 'textLength',733 viewbox: 'viewBox',734 viewtarget: 'viewTarget',735 xchannelselector: 'xChannelSelector',736 ychannelselector: 'yChannelSelector',737 zoomandpan: 'zoomAndPan'...

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no-whitespace-before-property.js

Source:no-whitespace-before-property.js Github

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1/**2 * @fileoverview Rule to disallow whitespace before properties3 * @author Kai Cataldo4 */5"use strict";6//------------------------------------------------------------------------------7// Requirements8//------------------------------------------------------------------------------9const rule = require("../../../lib/rules/no-whitespace-before-property"),10 { RuleTester } = require("../../../lib/rule-tester");11//------------------------------------------------------------------------------12// Tests13//------------------------------------------------------------------------------14const ruleTester = new RuleTester();15ruleTester.run("no-whitespace-before-property", rule, {16 valid: [17 "foo.bar",18 "foo.bar()",19 "foo[bar]",20 "foo['bar']",21 "foo[0]",22 "foo[ bar ]",23 "foo[ 'bar' ]",24 "foo[ 0 ]",25 "foo\n.bar",26 "foo.\nbar",27 "foo\n.bar()",28 "foo.\nbar()",29 "foo\n[bar]",30 "foo\n['bar']",31 "foo\n[0]",32 "foo\n[ bar ]",33 "foo.\n bar",34 "foo\n. bar",35 "foo.\n bar()",36 "foo\n. bar()",37 "foo\n [bar]",38 "foo\n ['bar']",39 "foo\n [0]",40 "foo\n [ bar ]",41 "foo.\n\tbar",42 "foo\n.\tbar",43 "foo.\n\tbar()",44 "foo\n.\tbar()",45 "foo\n\t[bar]",46 "foo\n\t['bar']",47 "foo\n\t[0]",48 "foo\n\t[ bar ]",49 "foo.bar.baz",50 "foo\n.bar\n.baz",51 "foo.\nbar.\nbaz",52 "foo.bar().baz()",53 "foo\n.bar()\n.baz()",54 "foo.\nbar().\nbaz()",55 "foo\n.bar\n[baz]",56 "foo\n.bar\n['baz']",57 "foo\n.bar\n[0]",58 "foo\n.bar\n[ baz ]",59 "foo\n .bar\n .baz",60 "foo.\n bar.\n baz",61 "foo\n .bar()\n .baz()",62 "foo.\n bar().\n baz()",63 "foo\n .bar\n [baz]",64 "foo\n .bar\n ['baz']",65 "foo\n .bar\n [0]",66 "foo\n .bar\n [ baz ]",67 "foo\n\t.bar\n\t.baz",68 "foo.\n\tbar.\n\tbaz",69 "foo\n\t.bar()\n\t.baz()",70 "foo.\n\tbar().\n\tbaz()",71 "foo\n\t.bar\n\t[baz]",72 "foo\n\t.bar\n\t['baz']",73 "foo\n\t.bar\n\t[0]",74 "foo\n\t.bar\n\t[ baz ]",75 "foo['bar' + baz]",76 "foo[ 'bar' + baz ]",77 "(foo + bar).baz",78 "( foo + bar ).baz",79 "(foo ? bar : baz).qux",80 "( foo ? bar : baz ).qux",81 "(foo ? bar : baz)[qux]",82 "( foo ? bar : baz )[qux]",83 "( foo ? bar : baz )[0].qux",84 "foo.bar[('baz')]",85 "foo.bar[ ('baz') ]",86 "foo[[bar]]",87 "foo[ [ bar ] ]",88 "foo[['bar']]",89 "foo[ [ 'bar' ] ]",90 "foo[(('baz'))]",91 "foo[ (('baz'))]",92 "foo[0][[('baz')]]",93 "foo[bar.baz('qux')]",94 "foo[(bar.baz() + 0) + qux]",95 "foo['bar ' + 1 + ' baz']",96 "5['toExponential']()"97 ],98 invalid: [99 {100 code: "foo. bar",101 output: "foo.bar",102 errors: ["Unexpected whitespace before property bar."]103 },104 {105 code: "foo .bar",106 output: "foo.bar",107 errors: ["Unexpected whitespace before property bar."]108 },109 {110 code: "foo [bar]",111 output: "foo[bar]",112 errors: ["Unexpected whitespace before property bar."]113 },114 {115 code: "foo [0]",116 output: "foo[0]",117 errors: ["Unexpected whitespace before property 0."]118 },119 {120 code: "foo ['bar']",121 output: "foo['bar']",122 errors: ["Unexpected whitespace before property 'bar'."]123 },124 {125 code: "foo. bar. baz",126 output: "foo.bar.baz",127 errors: ["Unexpected whitespace before property baz.", "Unexpected whitespace before property bar."]128 },129 {130 code: "foo .bar. baz",131 output: "foo.bar.baz",132 errors: ["Unexpected whitespace before property baz.", "Unexpected whitespace before property bar."]133 },134 {135 code: "foo [bar] [baz]",136 output: "foo[bar][baz]",137 errors: ["Unexpected whitespace before property baz.", "Unexpected whitespace before property bar."]138 },139 {140 code: "foo [bar][baz]",141 output: "foo[bar][baz]",142 errors: ["Unexpected whitespace before property bar."]143 },144 {145 code: "foo[bar] [baz]",146 output: "foo[bar][baz]",147 errors: ["Unexpected whitespace before property baz."]148 },149 {150 code: "foo.bar [baz]",151 output: "foo.bar[baz]",152 errors: ["Unexpected whitespace before property baz."]153 },154 {155 code: "foo. bar[baz]",156 output: "foo.bar[baz]",157 errors: ["Unexpected whitespace before property bar."]158 },159 {160 code: "foo[bar]. baz",161 output: "foo[bar].baz",162 errors: ["Unexpected whitespace before property baz."]163 },164 {165 code: "foo[ bar ] [ baz ]",166 output: "foo[ bar ][ baz ]",167 errors: ["Unexpected whitespace before property baz."]168 },169 {170 code: "foo [ 0 ][ baz ]",171 output: "foo[ 0 ][ baz ]",172 errors: ["Unexpected whitespace before property 0."]173 },174 {175 code: "foo[ 0 ] [ 'baz' ]",176 output: "foo[ 0 ][ 'baz' ]",177 errors: ["Unexpected whitespace before property 'baz'."]178 },179 // tabs180 {181 code: "foo\t.bar",182 output: "foo.bar",183 errors: ["Unexpected whitespace before property bar."]184 },185 {186 code: "foo.\tbar",187 output: "foo.bar",188 errors: ["Unexpected whitespace before property bar."]189 },190 {191 code: "foo\t.bar()",192 output: "foo.bar()",193 errors: ["Unexpected whitespace before property bar."]194 },195 {196 code: "foo.\tbar()",197 output: "foo.bar()",198 errors: ["Unexpected whitespace before property bar."]199 },200 {201 code: "foo\t[bar]",202 output: "foo[bar]",203 errors: ["Unexpected whitespace before property bar."]204 },205 {206 code: "foo\t[0]",207 output: "foo[0]",208 errors: ["Unexpected whitespace before property 0."]209 },210 {211 code: "foo\t['bar']",212 output: "foo['bar']",213 errors: ["Unexpected whitespace before property 'bar'."]214 },215 {216 code: "foo.\tbar.\tbaz",217 output: "foo.bar.baz",218 errors: ["Unexpected whitespace before property baz.", "Unexpected whitespace before property bar."]219 },220 {221 code: "foo\t.bar.\tbaz",222 output: "foo.bar.baz",223 errors: ["Unexpected whitespace before property baz.", "Unexpected whitespace before property bar."]224 },225 {226 code: "foo.\tbar().\tbaz()",227 output: "foo.bar().baz()",228 errors: ["Unexpected whitespace before property baz.", "Unexpected whitespace before property bar."]229 },230 {231 code: "foo\t.bar().\tbaz()",232 output: "foo.bar().baz()",233 errors: ["Unexpected whitespace before property baz.", "Unexpected whitespace before property bar."]234 },235 {236 code: "foo\t[bar]\t[baz]",237 output: "foo[bar][baz]",238 errors: ["Unexpected whitespace before property baz.", "Unexpected whitespace before property bar."]239 },240 {241 code: "foo\t[bar][baz]",242 output: "foo[bar][baz]",243 errors: ["Unexpected whitespace before property bar."]244 },245 {246 code: "foo[bar]\t[baz]",247 output: "foo[bar][baz]",248 errors: ["Unexpected whitespace before property baz."]249 },250 {251 code: "foo.bar\t[baz]",252 output: "foo.bar[baz]",253 errors: ["Unexpected whitespace before property baz."]254 },255 {256 code: "foo.\tbar[baz]",257 output: "foo.bar[baz]",258 errors: ["Unexpected whitespace before property bar."]259 },260 {261 code: "foo[bar].\tbaz",262 output: "foo[bar].baz",263 errors: ["Unexpected whitespace before property baz."]264 },265 // newlines266 {267 code: "foo [bar]\n .baz",268 output: "foo[bar]\n .baz",269 errors: ["Unexpected whitespace before property bar."]270 },271 {272 code: "foo. bar\n .baz",273 output: "foo.bar\n .baz",274 errors: ["Unexpected whitespace before property bar."]275 },276 {277 code: "foo .bar\n.baz",278 output: "foo.bar\n.baz",279 errors: ["Unexpected whitespace before property bar."]280 },281 {282 code: "foo.\n bar. baz",283 output: "foo.\n bar.baz",284 errors: ["Unexpected whitespace before property baz."]285 },286 {287 code: "foo.\nbar . baz",288 output: "foo.\nbar.baz",289 errors: ["Unexpected whitespace before property baz."]290 },291 {292 code: "foo. bar()\n .baz()",293 output: "foo.bar()\n .baz()",294 errors: ["Unexpected whitespace before property bar."]295 },296 {297 code: "foo .bar()\n.baz()",298 output: "foo.bar()\n.baz()",299 errors: ["Unexpected whitespace before property bar."]300 },301 {302 code: "foo.\n bar(). baz()",303 output: "foo.\n bar().baz()",304 errors: ["Unexpected whitespace before property baz."]305 },306 {307 code: "foo.\nbar() . baz()",308 output: "foo.\nbar().baz()",309 errors: ["Unexpected whitespace before property baz."]310 },311 {312 code: "foo\t[bar]\n\t.baz",313 output: "foo[bar]\n\t.baz",314 errors: ["Unexpected whitespace before property bar."]315 },316 {317 code: "foo.\tbar\n\t.baz",318 output: "foo.bar\n\t.baz",319 errors: ["Unexpected whitespace before property bar."]320 },321 {322 code: "foo\t.bar\n.baz",323 output: "foo.bar\n.baz",324 errors: ["Unexpected whitespace before property bar."]325 },326 {327 code: "foo.\n\tbar.\tbaz",328 output: "foo.\n\tbar.baz",329 errors: ["Unexpected whitespace before property baz."]330 },331 {332 code: "foo.\nbar\t.\tbaz",333 output: "foo.\nbar.baz",334 errors: ["Unexpected whitespace before property baz."]335 },336 {337 code: "foo.\tbar()\n\t.baz()",338 output: "foo.bar()\n\t.baz()",339 errors: ["Unexpected whitespace before property bar."]340 },341 {342 code: "foo\t.bar()\n.baz()",343 output: "foo.bar()\n.baz()",344 errors: ["Unexpected whitespace before property bar."]345 },346 {347 code: "foo.\n\tbar().\tbaz()",348 output: "foo.\n\tbar().baz()",349 errors: ["Unexpected whitespace before property baz."]350 },351 {352 code: "foo.\nbar()\t.\tbaz()",353 output: "foo.\nbar().baz()",354 errors: ["Unexpected whitespace before property baz."]355 },356 // parens/computed properties357 {358 code: "foo ['bar' + baz]",359 output: "foo['bar' + baz]",360 errors: ["Unexpected whitespace before property 'bar' + baz."]361 },362 {363 code: "(foo + bar) .baz",364 output: "(foo + bar).baz",365 errors: ["Unexpected whitespace before property baz."]366 },367 {368 code: "(foo + bar). baz",369 output: "(foo + bar).baz",370 errors: ["Unexpected whitespace before property baz."]371 },372 {373 code: "(foo + bar) [baz]",374 output: "(foo + bar)[baz]",375 errors: ["Unexpected whitespace before property baz."]376 },377 {378 code: "(foo ? bar : baz) .qux",379 output: "(foo ? bar : baz).qux",380 errors: ["Unexpected whitespace before property qux."]381 },382 {383 code: "(foo ? bar : baz). qux",384 output: "(foo ? bar : baz).qux",385 errors: ["Unexpected whitespace before property qux."]386 },387 {388 code: "(foo ? bar : baz) [qux]",389 output: "(foo ? bar : baz)[qux]",390 errors: ["Unexpected whitespace before property qux."]391 },392 {393 code: "( foo ? bar : baz ) [0].qux",394 output: "( foo ? bar : baz )[0].qux",395 errors: ["Unexpected whitespace before property 0."]396 },397 {398 code: "( foo ? bar : baz )[0] .qux",399 output: "( foo ? bar : baz )[0].qux",400 errors: ["Unexpected whitespace before property qux."]401 },402 {403 code: "( foo ? bar : baz )[0]. qux",404 output: "( foo ? bar : baz )[0].qux",405 errors: ["Unexpected whitespace before property qux."]406 },407 {408 code: "( foo ? bar : baz ) [0]. qux",409 output: "( foo ? bar : baz )[0].qux",410 errors: ["Unexpected whitespace before property qux.", "Unexpected whitespace before property 0."]411 },412 {413 code: "foo.bar [('baz')]",414 output: "foo.bar[('baz')]",415 errors: ["Unexpected whitespace before property 'baz'."]416 },417 {418 code: "foo .bar[('baz')]",419 output: "foo.bar[('baz')]",420 errors: ["Unexpected whitespace before property bar."]421 },422 {423 code: "foo .bar [('baz')]",424 output: "foo.bar[('baz')]",425 errors: ["Unexpected whitespace before property 'baz'.", "Unexpected whitespace before property bar."]426 },427 {428 code: "foo [(('baz'))]",429 output: "foo[(('baz'))]",430 errors: ["Unexpected whitespace before property 'baz'."]431 },432 {433 code: "foo [[baz]]",434 output: "foo[[baz]]",435 errors: ["Unexpected whitespace before property [baz]."]436 },437 {438 code: "foo [ [ baz ] ]",439 output: "foo[ [ baz ] ]",440 errors: ["Unexpected whitespace before property [ baz ]."]441 },442 {443 code: "foo [['baz']]",444 output: "foo[['baz']]",445 errors: ["Unexpected whitespace before property ['baz']."]446 },447 {448 code: "foo [ [ 'baz' ] ]",449 output: "foo[ [ 'baz' ] ]",450 errors: ["Unexpected whitespace before property [ 'baz' ]."]451 },452 {453 code: "foo[0] [[('baz')]]",454 output: "foo[0][[('baz')]]",455 errors: ["Unexpected whitespace before property [('baz')]."]456 },457 {458 code: "foo [0][[('baz')]]",459 output: "foo[0][[('baz')]]",460 errors: ["Unexpected whitespace before property 0."]461 },462 {463 code: "foo [0] [[('baz')]]",464 output: "foo[0][[('baz')]]",465 errors: ["Unexpected whitespace before property [('baz')].", "Unexpected whitespace before property 0."]466 },467 {468 code: "foo [bar.baz('qux')]",469 output: "foo[bar.baz('qux')]",470 errors: ["Unexpected whitespace before property bar.baz('qux')."]471 },472 {473 code: "foo[bar .baz('qux')]",474 output: "foo[bar.baz('qux')]",475 errors: ["Unexpected whitespace before property baz."]476 },477 {478 code: "foo [bar . baz('qux')]",479 output: "foo[bar.baz('qux')]",480 errors: ["Unexpected whitespace before property bar . baz('qux').", "Unexpected whitespace before property baz."]481 },482 {483 code: "foo [(bar.baz() + 0) + qux]",484 output: "foo[(bar.baz() + 0) + qux]",485 errors: ["Unexpected whitespace before property (bar.baz() + 0) + qux."]486 },487 {488 code: "foo[(bar. baz() + 0) + qux]",489 output: "foo[(bar.baz() + 0) + qux]",490 errors: ["Unexpected whitespace before property baz."]491 },492 {493 code: "foo [(bar. baz() + 0) + qux]",494 output: "foo[(bar.baz() + 0) + qux]",495 errors: ["Unexpected whitespace before property (bar. baz() + 0) + qux.", "Unexpected whitespace before property baz."]496 },497 {498 code: "foo ['bar ' + 1 + ' baz']",499 output: "foo['bar ' + 1 + ' baz']",500 errors: ["Unexpected whitespace before property 'bar ' + 1 + ' baz'."]501 },502 {503 code: "5 .toExponential()",504 output: null, // This case is not fixed; can't be sure whether 5..toExponential or (5).toExponential is preferred505 errors: ["Unexpected whitespace before property toExponential."]506 },507 {508 code: "5 .toExponential()",509 output: null, // Not fixed510 errors: ["Unexpected whitespace before property toExponential."]511 },512 {513 code: "5. .toExponential()",514 output: "5..toExponential()",515 errors: ["Unexpected whitespace before property toExponential."]516 },517 {518 code: "5.0 .toExponential()",519 output: "5.0.toExponential()",520 errors: ["Unexpected whitespace before property toExponential."]521 },522 {523 code: "0x5 .toExponential()",524 output: "0x5.toExponential()",525 errors: ["Unexpected whitespace before property toExponential."]526 },527 {528 code: "5e0 .toExponential()",529 output: "5e0.toExponential()",530 errors: ["Unexpected whitespace before property toExponential."]531 },532 {533 code: "5e-0 .toExponential()",534 output: "5e-0.toExponential()",535 errors: ["Unexpected whitespace before property toExponential."]536 },537 {538 code: "5 ['toExponential']()",539 output: "5['toExponential']()",540 errors: ["Unexpected whitespace before property 'toExponential'."]541 },542 {543 code: "05 .toExponential()",544 output: "05.toExponential()",545 errors: ["Unexpected whitespace before property toExponential."]546 }547 ]...

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no-extra-boolean-cast.js

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1/**2 * @fileoverview Tests for no-extra-boolean-cast rule.3 * @author Brandon Mills4 */5"use strict";6//------------------------------------------------------------------------------7// Requirements8//------------------------------------------------------------------------------9const rule = require("../../../lib/rules/no-extra-boolean-cast"),10 { RuleTester } = require("../../../lib/rule-tester");11//------------------------------------------------------------------------------12// Helpers13//------------------------------------------------------------------------------14const ruleTester = new RuleTester();15ruleTester.run("no-extra-boolean-cast", rule, {16 valid: [17 "var foo = !!bar;",18 "function foo() { return !!bar; }",19 "var foo = bar() ? !!baz : !!bat",20 "for(!!foo;;) {}",21 "for(;; !!foo) {}",22 "var foo = Boolean(bar);",23 "function foo() { return Boolean(bar); }",24 "var foo = bar() ? Boolean(baz) : Boolean(bat)",25 "for(Boolean(foo);;) {}",26 "for(;; Boolean(foo)) {}",27 "if (new Boolean(foo)) {}"28 ],29 invalid: [30 {31 code: "if (!!foo) {}",32 output: "if (foo) {}",33 errors: [{34 messageId: "unexpectedNegation",35 type: "UnaryExpression",36 column: 5,37 endColumn: 1038 }]39 },40 {41 code: "do {} while (!!foo)",42 output: "do {} while (foo)",43 errors: [{44 messageId: "unexpectedNegation",45 type: "UnaryExpression",46 column: 1447 }]48 },49 {50 code: "while (!!foo) {}",51 output: "while (foo) {}",52 errors: [{53 messageId: "unexpectedNegation",54 type: "UnaryExpression",55 column: 856 }]57 },58 {59 code: "!!foo ? bar : baz",60 output: "foo ? bar : baz",61 errors: [{62 messageId: "unexpectedNegation",63 type: "UnaryExpression",64 column: 165 }]66 },67 {68 code: "for (; !!foo;) {}",69 output: "for (; foo;) {}",70 errors: [{71 messageId: "unexpectedNegation",72 type: "UnaryExpression",73 column: 874 }]75 },76 {77 code: "!!!foo",78 output: "!foo",79 errors: [{80 messageId: "unexpectedNegation",81 type: "UnaryExpression",82 column: 283 }]84 },85 {86 code: "Boolean(!!foo)",87 output: "Boolean(foo)",88 errors: [{89 messageId: "unexpectedNegation",90 type: "UnaryExpression",91 column: 992 }]93 },94 {95 code: "new Boolean(!!foo)",96 output: "new Boolean(foo)",97 errors: [{98 messageId: "unexpectedNegation",99 type: "UnaryExpression",100 column: 13101 }]102 },103 {104 code: "if (Boolean(foo)) {}",105 output: "if (foo) {}",106 errors: [{107 messageId: "unexpectedCall",108 type: "CallExpression"109 }]110 },111 {112 code: "do {} while (Boolean(foo))",113 output: "do {} while (foo)",114 errors: [{115 messageId: "unexpectedCall",116 type: "CallExpression"117 }]118 },119 {120 code: "while (Boolean(foo)) {}",121 output: "while (foo) {}",122 errors: [{123 messageId: "unexpectedCall",124 type: "CallExpression"125 }]126 },127 {128 code: "Boolean(foo) ? bar : baz",129 output: "foo ? bar : baz",130 errors: [{131 messageId: "unexpectedCall",132 type: "CallExpression"133 }]134 },135 {136 code: "for (; Boolean(foo);) {}",137 output: "for (; foo;) {}",138 errors: [{139 messageId: "unexpectedCall",140 type: "CallExpression"141 }]142 },143 {144 code: "!Boolean(foo)",145 output: "!foo",146 errors: [{147 messageId: "unexpectedCall",148 type: "CallExpression"149 }]150 },151 {152 code: "!Boolean(foo && bar)",153 output: "!(foo && bar)",154 errors: [{155 messageId: "unexpectedCall",156 type: "CallExpression"157 }]158 },159 {160 code: "!Boolean(foo + bar)",161 output: "!(foo + bar)",162 errors: [{163 messageId: "unexpectedCall",164 type: "CallExpression"165 }]166 },167 {168 code: "!Boolean(+foo)",169 output: "!+foo",170 errors: [{171 messageId: "unexpectedCall",172 type: "CallExpression"173 }]174 },175 {176 code: "!Boolean(foo())",177 output: "!foo()",178 errors: [{179 messageId: "unexpectedCall",180 type: "CallExpression"181 }]182 },183 {184 code: "!Boolean(foo = bar)",185 output: "!(foo = bar)",186 errors: [{187 messageId: "unexpectedCall",188 type: "CallExpression"189 }]190 },191 {192 code: "!Boolean(...foo);",193 output: null,194 parserOptions: { ecmaVersion: 2015 },195 errors: [{196 messageId: "unexpectedCall",197 type: "CallExpression"198 }]199 },200 {201 code: "!Boolean(foo, bar());",202 output: null,203 errors: [{204 messageId: "unexpectedCall",205 type: "CallExpression"206 }]207 },208 {209 code: "!Boolean((foo, bar()));",210 output: "!(foo, bar());",211 errors: [{212 messageId: "unexpectedCall",213 type: "CallExpression"214 }]215 },216 {217 code: "!Boolean();",218 output: "true;",219 errors: [{220 messageId: "unexpectedCall",221 type: "CallExpression"222 }]223 },224 {225 code: "!(Boolean());",226 output: "true;",227 errors: [{228 messageId: "unexpectedCall",229 type: "CallExpression"230 }]231 },232 {233 code: "if (!Boolean()) { foo() }",234 output: "if (true) { foo() }",235 errors: [{236 messageId: "unexpectedCall",237 type: "CallExpression"238 }]239 },240 {241 code: "while (!Boolean()) { foo() }",242 output: "while (true) { foo() }",243 errors: [{244 messageId: "unexpectedCall",245 type: "CallExpression"246 }]247 },248 {249 code: "var foo = Boolean() ? bar() : baz()",250 output: "var foo = false ? bar() : baz()",251 errors: [{252 messageId: "unexpectedCall",253 type: "CallExpression"254 }]255 },256 {257 code: "if (Boolean()) { foo() }",258 output: "if (false) { foo() }",259 errors: [{260 messageId: "unexpectedCall",261 type: "CallExpression"262 }]263 },264 {265 code: "while (Boolean()) { foo() }",266 output: "while (false) { foo() }",267 errors: [{268 messageId: "unexpectedCall",269 type: "CallExpression"270 }]271 },272 // Adjacent tokens tests273 {274 code: "function *foo() { yield!!a ? b : c }",275 output: "function *foo() { yield a ? b : c }",276 parserOptions: { ecmaVersion: 2015 },277 errors: [{278 messageId: "unexpectedNegation",279 type: "UnaryExpression"280 }]281 },282 {283 code: "function *foo() { yield!! a ? b : c }",284 output: "function *foo() { yield a ? b : c }",285 parserOptions: { ecmaVersion: 2015 },286 errors: [{287 messageId: "unexpectedNegation",288 type: "UnaryExpression"289 }]290 },291 {292 code: "function *foo() { yield! !a ? b : c }",293 output: "function *foo() { yield a ? b : c }",294 parserOptions: { ecmaVersion: 2015 },295 errors: [{296 messageId: "unexpectedNegation",297 type: "UnaryExpression"298 }]299 },300 {301 code: "function *foo() { yield !!a ? b : c }",302 output: "function *foo() { yield a ? b : c }",303 parserOptions: { ecmaVersion: 2015 },304 errors: [{305 messageId: "unexpectedNegation",306 type: "UnaryExpression"307 }]308 },309 {310 code: "function *foo() { yield(!!a) ? b : c }",311 output: "function *foo() { yield(a) ? b : c }",312 parserOptions: { ecmaVersion: 2015 },313 errors: [{314 messageId: "unexpectedNegation",315 type: "UnaryExpression"316 }]317 },318 {319 code: "function *foo() { yield/**/!!a ? b : c }",320 output: "function *foo() { yield/**/a ? b : c }",321 parserOptions: { ecmaVersion: 2015 },322 errors: [{323 messageId: "unexpectedNegation",324 type: "UnaryExpression"325 }]326 },327 {328 code: "x=!!a ? b : c ",329 output: "x=a ? b : c ",330 errors: [{331 messageId: "unexpectedNegation",332 type: "UnaryExpression"333 }]334 },335 {336 code: "void!Boolean()",337 output: "void true",338 errors: [{339 messageId: "unexpectedCall",340 type: "CallExpression"341 }]342 },343 {344 code: "void! Boolean()",345 output: "void true",346 errors: [{347 messageId: "unexpectedCall",348 type: "CallExpression"349 }]350 },351 {352 code: "typeof!Boolean()",353 output: "typeof true",354 errors: [{355 messageId: "unexpectedCall",356 type: "CallExpression"357 }]358 },359 {360 code: "(!Boolean())",361 output: "(true)",362 errors: [{363 messageId: "unexpectedCall",364 type: "CallExpression"365 }]366 },367 {368 code: "+!Boolean()",369 output: "+true",370 errors: [{371 messageId: "unexpectedCall",372 type: "CallExpression"373 }]374 },375 {376 code: "void !Boolean()",377 output: "void true",378 errors: [{379 messageId: "unexpectedCall",380 type: "CallExpression"381 }]382 },383 {384 code: "void(!Boolean())",385 output: "void(true)",386 errors: [{387 messageId: "unexpectedCall",388 type: "CallExpression"389 }]390 },391 {392 code: "void/**/!Boolean()",393 output: "void/**/true",394 errors: [{395 messageId: "unexpectedCall",396 type: "CallExpression"397 }]398 },399 // Comments tests400 {401 code: "!/**/!!foo",402 output: "!/**/foo",403 errors: [{404 messageId: "unexpectedNegation",405 type: "UnaryExpression"406 }]407 },408 {409 code: "!!/**/!foo",410 output: null,411 errors: [{412 messageId: "unexpectedNegation",413 type: "UnaryExpression"414 }]415 },416 {417 code: "!!!/**/foo",418 output: null,419 errors: [{420 messageId: "unexpectedNegation",421 type: "UnaryExpression"422 }]423 },424 {425 code: "!!!foo/**/",426 output: "!foo/**/",427 errors: [{428 messageId: "unexpectedNegation",429 type: "UnaryExpression"430 }]431 },432 {433 code: "if(!/**/!foo);",434 output: null,435 errors: [{436 messageId: "unexpectedNegation",437 type: "UnaryExpression"438 }]439 },440 {441 code: "(!!/**/foo ? 1 : 2)",442 output: null,443 errors: [{444 messageId: "unexpectedNegation",445 type: "UnaryExpression"446 }]447 },448 {449 code: "!/**/Boolean(foo)",450 output: "!/**/foo",451 errors: [{452 messageId: "unexpectedCall",453 type: "CallExpression"454 }]455 },456 {457 code: "!Boolean/**/(foo)",458 output: null,459 errors: [{460 messageId: "unexpectedCall",461 type: "CallExpression"462 }]463 },464 {465 code: "!Boolean(/**/foo)",466 output: null,467 errors: [{468 messageId: "unexpectedCall",469 type: "CallExpression"470 }]471 },472 {473 code: "!Boolean(foo/**/)",474 output: null,475 errors: [{476 messageId: "unexpectedCall",477 type: "CallExpression"478 }]479 },480 {481 code: "!Boolean(foo)/**/",482 output: "!foo/**/",483 errors: [{484 messageId: "unexpectedCall",485 type: "CallExpression"486 }]487 },488 {489 code: "if(Boolean/**/(foo));",490 output: null,491 errors: [{492 messageId: "unexpectedCall",493 type: "CallExpression"494 }]495 },496 {497 code: "(Boolean(foo/**/) ? 1 : 2)",498 output: null,499 errors: [{500 messageId: "unexpectedCall",501 type: "CallExpression"502 }]503 },504 {505 code: "/**/!Boolean()",506 output: "/**/true",507 errors: [{508 messageId: "unexpectedCall",509 type: "CallExpression"510 }]511 },512 {513 code: "!/**/Boolean()",514 output: null,515 errors: [{516 messageId: "unexpectedCall",517 type: "CallExpression"518 }]519 },520 {521 code: "!Boolean/**/()",522 output: null,523 errors: [{524 messageId: "unexpectedCall",525 type: "CallExpression"526 }]527 },528 {529 code: "!Boolean(/**/)",530 output: null,531 errors: [{532 messageId: "unexpectedCall",533 type: "CallExpression"534 }]535 },536 {537 code: "!Boolean()/**/",538 output: "true/**/",539 errors: [{540 messageId: "unexpectedCall",541 type: "CallExpression"542 }]543 },544 {545 code: "if(!/**/Boolean());",546 output: null,547 errors: [{548 messageId: "unexpectedCall",549 type: "CallExpression"550 }]551 },552 {553 code: "(!Boolean(/**/) ? 1 : 2)",554 output: null,555 errors: [{556 messageId: "unexpectedCall",557 type: "CallExpression"558 }]559 },560 {561 code: "if(/**/Boolean());",562 output: "if(/**/false);",563 errors: [{564 messageId: "unexpectedCall",565 type: "CallExpression"566 }]567 },568 {569 code: "if(Boolean/**/());",570 output: null,571 errors: [{572 messageId: "unexpectedCall",573 type: "CallExpression"574 }]575 },576 {577 code: "if(Boolean(/**/));",578 output: null,579 errors: [{580 messageId: "unexpectedCall",581 type: "CallExpression"582 }]583 },584 {585 code: "if(Boolean()/**/);",586 output: "if(false/**/);",587 errors: [{588 messageId: "unexpectedCall",589 type: "CallExpression"590 }]591 },592 {593 code: "(Boolean/**/() ? 1 : 2)",594 output: null,595 errors: [{596 messageId: "unexpectedCall",597 type: "CallExpression"598 }]599 }600 ]...

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mirror-object.js

Source:mirror-object.js Github

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1// Copyright 2012 the V8 project authors. All rights reserved.2// Redistribution and use in source and binary forms, with or without3// modification, are permitted provided that the following conditions are4// met:5//6// * Redistributions of source code must retain the above copyright7// notice, this list of conditions and the following disclaimer.8// * Redistributions in binary form must reproduce the above9// copyright notice, this list of conditions and the following10// disclaimer in the documentation and/or other materials provided11// with the distribution.12// * Neither the name of Google Inc. nor the names of its13// contributors may be used to endorse or promote products derived14// from this software without specific prior written permission.15//16// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS17// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT18// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR19// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT20// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,21// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT22// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,23// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY24// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT25// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.27// Flags: --expose-debug-as debug28// Test the mirror object for objects29function MirrorRefCache(json_refs) {30 var tmp = eval('(' + json_refs + ')');31 this.refs_ = [];32 for (var i = 0; i < tmp.length; i++) {33 this.refs_[tmp[i].handle] = tmp[i];34 }35}36MirrorRefCache.prototype.lookup = function(handle) {37 return this.refs_[handle];38};39function testObjectMirror(obj, cls_name, ctor_name, hasSpecialProperties) {40 // Create mirror and JSON representation.41 var mirror = debug.MakeMirror(obj);42 var serializer = debug.MakeMirrorSerializer();43 var json = JSON.stringify(serializer.serializeValue(mirror));44 var refs = new MirrorRefCache(45 JSON.stringify(serializer.serializeReferencedObjects()));46 // Check the mirror hierachy.47 assertTrue(mirror instanceof debug.Mirror, 'Unexpected mirror hierarchy');48 assertTrue(mirror instanceof debug.ValueMirror, 'Unexpected mirror hierarchy');49 assertTrue(mirror instanceof debug.ObjectMirror, 'Unexpected mirror hierarchy');50 // Check the mirror properties.51 assertTrue(mirror.isObject(), 'Unexpected mirror');52 assertEquals('object', mirror.type(), 'Unexpected mirror type');53 assertFalse(mirror.isPrimitive(), 'Unexpected primitive mirror');54 assertEquals(cls_name, mirror.className(), 'Unexpected mirror class name');55 assertTrue(mirror.constructorFunction() instanceof debug.ObjectMirror, 'Unexpected mirror hierarchy');56 assertEquals(ctor_name, mirror.constructorFunction().name(), 'Unexpected constructor function name');57 assertTrue(mirror.protoObject() instanceof debug.Mirror, 'Unexpected mirror hierarchy');58 assertTrue(mirror.prototypeObject() instanceof debug.Mirror, 'Unexpected mirror hierarchy');59 assertFalse(mirror.hasNamedInterceptor(), 'No named interceptor expected');60 assertFalse(mirror.hasIndexedInterceptor(), 'No indexed interceptor expected');61 var names = mirror.propertyNames();62 var properties = mirror.properties();63 assertEquals(names.length, properties.length);64 for (var i = 0; i < properties.length; i++) {65 assertTrue(properties[i] instanceof debug.Mirror, 'Unexpected mirror hierarchy');66 assertTrue(properties[i] instanceof debug.PropertyMirror, 'Unexpected mirror hierarchy');67 assertEquals('property', properties[i].type(), 'Unexpected mirror type');68 assertEquals(names[i], properties[i].name(), 'Unexpected property name');69 }70 var internalProperties = mirror.internalProperties();71 for (var i = 0; i < internalProperties.length; i++) {72 assertTrue(internalProperties[i] instanceof debug.Mirror, 'Unexpected mirror hierarchy');73 assertTrue(internalProperties[i] instanceof debug.InternalPropertyMirror, 'Unexpected mirror hierarchy');74 assertEquals('internalProperty', internalProperties[i].type(), 'Unexpected mirror type');75 }76 for (var p in obj) {77 var property_mirror = mirror.property(p);78 assertTrue(property_mirror instanceof debug.PropertyMirror);79 assertEquals(p, property_mirror.name());80 // If the object has some special properties don't test for these.81 if (!hasSpecialProperties) {82 assertEquals(0, property_mirror.attributes(), property_mirror.name());83 assertFalse(property_mirror.isReadOnly());84 assertTrue(property_mirror.isEnum());85 assertTrue(property_mirror.canDelete());86 }87 }88 // Parse JSON representation and check.89 var fromJSON = eval('(' + json + ')');90 assertEquals('object', fromJSON.type, 'Unexpected mirror type in JSON');91 assertEquals(cls_name, fromJSON.className, 'Unexpected mirror class name in JSON');92 assertEquals(mirror.constructorFunction().handle(), fromJSON.constructorFunction.ref, 'Unexpected constructor function handle in JSON');93 assertEquals('function', refs.lookup(fromJSON.constructorFunction.ref).type, 'Unexpected constructor function type in JSON');94 assertEquals(ctor_name, refs.lookup(fromJSON.constructorFunction.ref).name, 'Unexpected constructor function name in JSON');95 assertEquals(mirror.protoObject().handle(), fromJSON.protoObject.ref, 'Unexpected proto object handle in JSON');96 assertEquals(mirror.protoObject().type(), refs.lookup(fromJSON.protoObject.ref).type, 'Unexpected proto object type in JSON');97 assertEquals(mirror.prototypeObject().handle(), fromJSON.prototypeObject.ref, 'Unexpected prototype object handle in JSON');98 assertEquals(mirror.prototypeObject().type(), refs.lookup(fromJSON.prototypeObject.ref).type, 'Unexpected prototype object type in JSON');99 assertEquals(void 0, fromJSON.namedInterceptor, 'No named interceptor expected in JSON');100 assertEquals(void 0, fromJSON.indexedInterceptor, 'No indexed interceptor expected in JSON');101 // Check that the serialization contains all properties.102 assertEquals(names.length, fromJSON.properties.length, 'Some properties missing in JSON');103 for (var i = 0; i < fromJSON.properties.length; i++) {104 var name = fromJSON.properties[i].name;105 if (typeof name == 'undefined') name = fromJSON.properties[i].index;106 var found = false;107 for (var j = 0; j < names.length; j++) {108 if (names[j] == name) {109 // Check that serialized handle is correct.110 assertEquals(properties[i].value().handle(), fromJSON.properties[i].ref, 'Unexpected serialized handle');111 // Check that serialized name is correct.112 assertEquals(properties[i].name(), fromJSON.properties[i].name, 'Unexpected serialized name');113 // If property type is normal property type is not serialized.114 if (properties[i].propertyType() != debug.PropertyType.Normal) {115 assertEquals(properties[i].propertyType(), fromJSON.properties[i].propertyType, 'Unexpected serialized property type');116 } else {117 assertTrue(typeof(fromJSON.properties[i].propertyType) === 'undefined', 'Unexpected serialized property type');118 }119 // If there are no attributes attributes are not serialized.120 if (properties[i].attributes() != debug.PropertyAttribute.None) {121 assertEquals(properties[i].attributes(), fromJSON.properties[i].attributes, 'Unexpected serialized attributes');122 } else {123 assertTrue(typeof(fromJSON.properties[i].attributes) === 'undefined', 'Unexpected serialized attributes');124 }125 // Lookup the serialized object from the handle reference.126 var o = refs.lookup(fromJSON.properties[i].ref);127 assertTrue(o != void 0, 'Referenced object is not serialized');128 assertEquals(properties[i].value().type(), o.type, 'Unexpected serialized property type for ' + name);129 if (properties[i].value().isPrimitive()) {130 if (properties[i].value().type() == "null" ||131 properties[i].value().type() == "undefined") {132 // Null and undefined has no value property.133 assertFalse("value" in o, 'Unexpected value property for ' + name);134 } else if (properties[i].value().type() == "number" &&135 !isFinite(properties[i].value().value())) {136 assertEquals(String(properties[i].value().value()), o.value,137 'Unexpected serialized property value for ' + name);138 } else {139 assertEquals(properties[i].value().value(), o.value, 'Unexpected serialized property value for ' + name);140 }141 } else if (properties[i].value().isFunction()) {142 assertEquals(properties[i].value().source(), o.source, 'Unexpected serialized property value for ' + name);143 }144 found = true;145 }146 }147 assertTrue(found, '"' + name + '" not found (' + json + ')');148 }149}150function Point(x,y) {151 this.x_ = x;152 this.y_ = y;153}154// Test a number of different objects.155testObjectMirror({}, 'Object', 'Object');156testObjectMirror({'a':1,'b':2}, 'Object', 'Object');157testObjectMirror({'1':void 0,'2':null,'f':function pow(x,y){return Math.pow(x,y);}}, 'Object', 'Object');158testObjectMirror(new Point(-1.2,2.003), 'Object', 'Point');159testObjectMirror(this, 'global', '', true); // Global object has special properties160testObjectMirror(this.__proto__, 'Object', '');161testObjectMirror([], 'Array', 'Array');162testObjectMirror([1,2], 'Array', 'Array');163testObjectMirror(Object(17), 'Number', 'Number');164// Test circular references.165o = {};166o.o = o;167testObjectMirror(o, 'Object', 'Object');168// Test that non enumerable properties are part of the mirror169global_mirror = debug.MakeMirror(this);170assertEquals('property', global_mirror.property("Math").type());171assertFalse(global_mirror.property("Math").isEnum(), "Math is enumerable" + global_mirror.property("Math").attributes());172math_mirror = global_mirror.property("Math").value();173assertEquals('property', math_mirror.property("E").type());174assertFalse(math_mirror.property("E").isEnum(), "Math.E is enumerable");175assertTrue(math_mirror.property("E").isReadOnly());176assertFalse(math_mirror.property("E").canDelete());177// Test objects with JavaScript accessors.178o = {}179o.__defineGetter__('a', function(){return 'a';});180o.__defineSetter__('b', function(){});181o.__defineGetter__('c', function(){throw 'c';});182o.__defineSetter__('c', function(){throw 'c';});183testObjectMirror(o, 'Object', 'Object');184mirror = debug.MakeMirror(o);185// a has getter but no setter.186assertTrue(mirror.property('a').hasGetter());187assertFalse(mirror.property('a').hasSetter());188assertEquals(debug.PropertyType.Callbacks, mirror.property('a').propertyType());189assertEquals('function', mirror.property('a').getter().type());190assertEquals('undefined', mirror.property('a').setter().type());191assertEquals('function (){return \'a\';}', mirror.property('a').getter().source());192// b has setter but no getter.193assertFalse(mirror.property('b').hasGetter());194assertTrue(mirror.property('b').hasSetter());195assertEquals(debug.PropertyType.Callbacks, mirror.property('b').propertyType());196assertEquals('undefined', mirror.property('b').getter().type());197assertEquals('function', mirror.property('b').setter().type());198assertEquals('function (){}', mirror.property('b').setter().source());199assertFalse(mirror.property('b').isException());200// c has both getter and setter. The getter throws an exception.201assertTrue(mirror.property('c').hasGetter());202assertTrue(mirror.property('c').hasSetter());203assertEquals(debug.PropertyType.Callbacks, mirror.property('c').propertyType());204assertEquals('function', mirror.property('c').getter().type());205assertEquals('function', mirror.property('c').setter().type());206assertEquals('function (){throw \'c\';}', mirror.property('c').getter().source());207assertEquals('function (){throw \'c\';}', mirror.property('c').setter().source());208// Test objects with native accessors.209mirror = debug.MakeMirror(new String('abc'));210assertTrue(mirror instanceof debug.ObjectMirror);211assertFalse(mirror.property('length').hasGetter());212assertFalse(mirror.property('length').hasSetter());213assertTrue(mirror.property('length').isNative());214assertEquals('a', mirror.property(0).value().value());215assertEquals('b', mirror.property(1).value().value());216assertEquals('c', mirror.property(2).value().value());217// Test value wrapper internal properties.218mirror = debug.MakeMirror(Object("Capybara"));219var ip = mirror.internalProperties();220assertEquals(1, ip.length);221assertEquals("[[PrimitiveValue]]", ip[0].name());222assertEquals("string", ip[0].value().type());223assertEquals("Capybara", ip[0].value().value());224// Test bound function internal properties.225mirror = debug.MakeMirror(Number.bind(Array, 2));226ip = mirror.internalProperties();227assertEquals(3, ip.length);228var property_map = {};229for (var i = 0; i < ip.length; i++) {230 property_map[ip[i].name()] = ip[i];231}232assertTrue("[[BoundThis]]" in property_map);233assertEquals("function", property_map["[[BoundThis]]"].value().type());234assertEquals(Array, property_map["[[BoundThis]]"].value().value());235assertTrue("[[TargetFunction]]" in property_map);236assertEquals("function", property_map["[[TargetFunction]]"].value().type());237assertEquals(Number, property_map["[[TargetFunction]]"].value().value());238assertTrue("[[BoundArgs]]" in property_map);239assertEquals("object", property_map["[[BoundArgs]]"].value().type());...

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no-dupe-else-if.js

Source:no-dupe-else-if.js Github

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1/**2 * @fileoverview Tests for the no-dupe-else-if rule3 * @author Milos Djermanovic4 */5"use strict";6//------------------------------------------------------------------------------7// Requirements8//------------------------------------------------------------------------------9const rule = require("../../../lib/rules/no-dupe-else-if");10const { RuleTester } = require("../../../lib/rule-tester");11//------------------------------------------------------------------------------12// Tests13//------------------------------------------------------------------------------14const ruleTester = new RuleTester();15ruleTester.run("no-dupe-else-if", rule, {16 valid: [17 // different test conditions18 "if (a) {} else if (b) {}",19 "if (a); else if (b); else if (c);",20 "if (true) {} else if (false) {} else {}",21 "if (1) {} else if (2) {}",22 "if (f) {} else if (f()) {}",23 "if (f(a)) {} else if (g(a)) {}",24 "if (f(a)) {} else if (f(b)) {}",25 "if (a === 1) {} else if (a === 2) {}",26 "if (a === 1) {} else if (b === 1) {}",27 // not an if-else-if chain28 "if (a) {}",29 "if (a);",30 "if (a) {} else {}",31 "if (a) if (a) {}",32 "if (a) if (a);",33 "if (a) { if (a) {} }",34 "if (a) {} else { if (a) {} }",35 "if (a) {} if (a) {}",36 "if (a); if (a);",37 "while (a) if (a);",38 "if (a); else a ? a : a;",39 // not same conditions in the chain40 "if (a) { if (b) {} } else if (b) {}",41 "if (a) if (b); else if (a);",42 // not equal tokens43 "if (a) {} else if (!!a) {}",44 "if (a === 1) {} else if (a === (1)) {}",45 // more complex valid chains (may contain redundant subconditions, but the branch can be executed)46 "if (a || b) {} else if (c || d) {}",47 "if (a || b) {} else if (a || c) {}",48 "if (a) {} else if (a || b) {}",49 "if (a) {} else if (b) {} else if (a || b || c) {}",50 "if (a && b) {} else if (a) {} else if (b) {}",51 "if (a && b) {} else if (b && c) {} else if (a && c) {}",52 "if (a && b) {} else if (b || c) {}",53 "if (a) {} else if (b && (a || c)) {}",54 "if (a) {} else if (b && (c || d && a)) {}",55 "if (a && b && c) {} else if (a && b && (c || d)) {}"56 ],57 invalid: [58 // basic tests59 {60 code: "if (a) {} else if (a) {}",61 errors: [{ messageId: "unexpected", type: "Identifier", column: 20 }]62 },63 {64 code: "if (a); else if (a);",65 errors: [{ messageId: "unexpected", type: "Identifier", column: 18 }]66 },67 {68 code: "if (a) {} else if (a) {} else {}",69 errors: [{ messageId: "unexpected", type: "Identifier", column: 20 }]70 },71 {72 code: "if (a) {} else if (b) {} else if (a) {} else if (c) {}",73 errors: [{ messageId: "unexpected", type: "Identifier", column: 35 }]74 },75 {76 code: "if (a) {} else if (b) {} else if (a) {}",77 errors: [{ messageId: "unexpected", type: "Identifier", column: 35 }]78 },79 {80 code: "if (a) {} else if (b) {} else if (c) {} else if (a) {}",81 errors: [{ messageId: "unexpected", type: "Identifier", column: 50 }]82 },83 {84 code: "if (a) {} else if (b) {} else if (b) {}",85 errors: [{ messageId: "unexpected", type: "Identifier", column: 35 }]86 },87 {88 code: "if (a) {} else if (b) {} else if (b) {} else {}",89 errors: [{ messageId: "unexpected", type: "Identifier", column: 35 }]90 },91 {92 code: "if (a) {} else if (b) {} else if (c) {} else if (b) {}",93 errors: [{ messageId: "unexpected", type: "Identifier", column: 50 }]94 },95 {96 code: "if (a); else if (b); else if (c); else if (b); else if (d); else;",97 errors: [{ messageId: "unexpected", type: "Identifier", column: 44 }]98 },99 {100 code: "if (a); else if (b); else if (c); else if (d); else if (b); else if (e);",101 errors: [{ messageId: "unexpected", type: "Identifier", column: 57 }]102 },103 // multiple duplicates of the same condition104 {105 code: "if (a) {} else if (a) {} else if (a) {}",106 errors: [107 { messageId: "unexpected", type: "Identifier", column: 20 },108 { messageId: "unexpected", type: "Identifier", column: 35 }109 ]110 },111 // multiple duplicates of different conditions112 {113 code: "if (a) {} else if (b) {} else if (a) {} else if (b) {} else if (a) {}",114 errors: [115 { messageId: "unexpected", type: "Identifier", column: 35 },116 { messageId: "unexpected", type: "Identifier", column: 50 },117 { messageId: "unexpected", type: "Identifier", column: 65 }118 ]119 },120 // inner if statements do not affect chain121 {122 code: "if (a) { if (b) {} } else if (a) {}",123 errors: [{ messageId: "unexpected", type: "Identifier", column: 31 }]124 },125 // various kinds of test conditions126 {127 code: "if (a === 1) {} else if (a === 1) {}",128 errors: [{ messageId: "unexpected", type: "BinaryExpression", column: 26 }]129 },130 {131 code: "if (1 < a) {} else if (1 < a) {}",132 errors: [{ messageId: "unexpected", type: "BinaryExpression", column: 24 }]133 },134 {135 code: "if (true) {} else if (true) {}",136 errors: [{ messageId: "unexpected", type: "Literal", column: 23 }]137 },138 {139 code: "if (a && b) {} else if (a && b) {}",140 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]141 },142 {143 code: "if (a && b || c) {} else if (a && b || c) {}",144 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 31 }]145 },146 {147 code: "if (f(a)) {} else if (f(a)) {}",148 errors: [{ messageId: "unexpected", type: "CallExpression", column: 23 }]149 },150 // spaces and comments do not affect comparison151 {152 code: "if (a === 1) {} else if (a===1) {}",153 errors: [{ messageId: "unexpected", type: "BinaryExpression", column: 26 }]154 },155 {156 code: "if (a === 1) {} else if (a === /* comment */ 1) {}",157 errors: [{ messageId: "unexpected", type: "BinaryExpression", column: 26 }]158 },159 // extra parens around the whole test condition do not affect comparison160 {161 code: "if (a === 1) {} else if ((a === 1)) {}",162 errors: [{ messageId: "unexpected", type: "BinaryExpression", column: 27 }]163 },164 // more complex errors with `||` and `&&`165 {166 code: "if (a || b) {} else if (a) {}",167 errors: [{ messageId: "unexpected", type: "Identifier", column: 25 }]168 },169 {170 code: "if (a || b) {} else if (a) {} else if (b) {}",171 errors: [172 { messageId: "unexpected", type: "Identifier", column: 25 },173 { messageId: "unexpected", type: "Identifier", column: 40 }174 ]175 },176 {177 code: "if (a || b) {} else if (b || a) {}",178 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]179 },180 {181 code: "if (a) {} else if (b) {} else if (a || b) {}",182 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 35 }]183 },184 {185 code: "if (a || b) {} else if (c || d) {} else if (a || d) {}",186 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 45 }]187 },188 {189 code: "if ((a === b && fn(c)) || d) {} else if (fn(c) && a === b) {}",190 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 42 }]191 },192 {193 code: "if (a) {} else if (a && b) {}",194 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 20 }]195 },196 {197 code: "if (a && b) {} else if (b && a) {}",198 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]199 },200 {201 code: "if (a && b) {} else if (a && b && c) {}",202 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]203 },204 {205 code: "if (a || c) {} else if (a && b || c) {}",206 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]207 },208 {209 code: "if (a) {} else if (b) {} else if (c && a || b) {}",210 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 35 }]211 },212 {213 code: "if (a) {} else if (b) {} else if (c && (a || b)) {}",214 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 35 }]215 },216 {217 code: "if (a) {} else if (b && c) {} else if (d && (a || e && c && b)) {}",218 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 40 }]219 },220 {221 code: "if (a || b && c) {} else if (b && c && d) {}",222 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 30 }]223 },224 {225 code: "if (a || b) {} else if (b && c) {}",226 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]227 },228 {229 code: "if (a) {} else if (b) {} else if ((a || b) && c) {}",230 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 35 }]231 },232 {233 code: "if ((a && (b || c)) || d) {} else if ((c || b) && e && a) {}",234 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 39 }]235 },236 {237 code: "if (a && b || b && c) {} else if (a && b && c) {}",238 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 35 }]239 },240 {241 code: "if (a) {} else if (b && c) {} else if (d && (c && e && b || a)) {}",242 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 40 }]243 },244 {245 code: "if (a || (b && (c || d))) {} else if ((d || c) && b) {}",246 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 39 }]247 },248 {249 code: "if (a || b) {} else if ((b || a) && c) {}",250 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]251 },252 {253 code: "if (a || b) {} else if (c) {} else if (d) {} else if (b && (a || c)) {}",254 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 55 }]255 },256 {257 code: "if (a || b || c) {} else if (a || (b && d) || (c && e)) {}",258 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 30 }]259 },260 {261 code: "if (a || (b || c)) {} else if (a || (b && c)) {}",262 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 32 }]263 },264 {265 code: "if (a || b) {} else if (c) {} else if (d) {} else if ((a || c) && (b || d)) {}",266 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 55 }]267 },268 {269 code: "if (a) {} else if (b) {} else if (c && (a || d && b)) {}",270 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 35 }]271 },272 {273 code: "if (a) {} else if (a || a) {}",274 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 20 }]275 },276 {277 code: "if (a || a) {} else if (a || a) {}",278 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]279 },280 {281 code: "if (a || a) {} else if (a) {}",282 errors: [{ messageId: "unexpected", type: "Identifier", column: 25 }]283 },284 {285 code: "if (a) {} else if (a && a) {}",286 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 20 }]287 },288 {289 code: "if (a && a) {} else if (a && a) {}",290 errors: [{ messageId: "unexpected", type: "LogicalExpression", column: 25 }]291 },292 {293 code: "if (a && a) {} else if (a) {}",294 errors: [{ messageId: "unexpected", type: "Identifier", column: 25 }]295 }296 ]...

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no-constant-condition.js

Source:no-constant-condition.js Github

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1/**2 * @fileoverview Tests for no-constant-condition rule.3 * @author Christian Schulz <http://rndm.de>4 */5"use strict";6//------------------------------------------------------------------------------7// Requirements8//------------------------------------------------------------------------------9const rule = require("../../../lib/rules/no-constant-condition"),10 { RuleTester } = require("../../../lib/rule-tester");11//------------------------------------------------------------------------------12// Tests13//------------------------------------------------------------------------------14const ruleTester = new RuleTester({ parserOptions: { ecmaVersion: 6 } });15ruleTester.run("no-constant-condition", rule, {16 valid: [17 "if(a);",18 "if(a == 0);",19 "if(a = f());",20 "if(1, a);",21 "if ('every' in []);",22 "while(~!a);",23 "while(a = b);",24 "for(;x < 10;);",25 "for(;;);",26 "do{ }while(x)",27 "q > 0 ? 1 : 2;",28 "while(x += 3) {}",29 // #5228, typeof conditions30 "if(typeof x === 'undefined'){}",31 "if(a === 'str' && typeof b){}",32 "typeof a == typeof b",33 "typeof 'a' === 'string'|| typeof b === 'string'",34 // #5726, void conditions35 "if (void a || a);",36 "if (a || void a);",37 // #569338 "if(xyz === 'str1' && abc==='str2'){}",39 "if(xyz === 'str1' || abc==='str2'){}",40 "if(xyz === 'str1' || abc==='str2' && pqr === 5){}",41 "if(typeof abc === 'string' && abc==='str2'){}",42 "if(false || abc==='str'){}",43 "if(true && abc==='str'){}",44 "if(typeof 'str' && abc==='str'){}",45 "if(abc==='str' || false || def ==='str'){}",46 "if(true && abc==='str' || def ==='str'){}",47 "if(true && typeof abc==='string'){}",48 // #11181, string literals49 "if('str' || a){}",50 "if('str1' && a){}",51 "if(a && 'str'){}",52 "if('str' || abc==='str'){}",53 // #1130654 "if ((foo || 'bar') === 'baz') {}",55 "if ((foo || 'bar') !== 'baz') {}",56 "if ((foo || 'bar') == 'baz') {}",57 "if ((foo || 'bar') != 'baz') {}",58 "if ((foo || 233) > 666) {}",59 "if ((foo || 233) < 666) {}",60 "if ((foo || 233) >= 666) {}",61 "if ((foo || 233) <= 666) {}",62 "if ((key || 'k') in obj) {}",63 "if ((foo || {}) instanceof obj) {}",64 // { checkLoops: false }65 { code: "while(true);", options: [{ checkLoops: false }] },66 { code: "for(;true;);", options: [{ checkLoops: false }] },67 { code: "do{}while(true)", options: [{ checkLoops: false }] },68 "function* foo(){while(true){yield 'foo';}}",69 "function* foo(){for(;true;){yield 'foo';}}",70 "function* foo(){do{yield 'foo';}while(true)}",71 "function* foo(){while (true) { while(true) {yield;}}}",72 "function* foo() {for (; yield; ) {}}",73 "function* foo() {for (; ; yield) {}}",74 "function* foo() {while (true) {function* foo() {yield;}yield;}}",75 "function* foo() { for (let x = yield; x < 10; x++) {yield;}yield;}",76 "function* foo() { for (let x = yield; ; x++) { yield; }}"77 ],78 invalid: [79 { code: "for(;true;);", errors: [{ messageId: "unexpected", type: "Literal" }] },80 { code: "do{}while(true)", errors: [{ messageId: "unexpected", type: "Literal" }] },81 { code: "do{}while(t = -2)", errors: [{ messageId: "unexpected", type: "AssignmentExpression" }] },82 { code: "true ? 1 : 2;", errors: [{ messageId: "unexpected", type: "Literal" }] },83 { code: "q = 0 ? 1 : 2;", errors: [{ messageId: "unexpected", type: "Literal" }] },84 { code: "(q = 0) ? 1 : 2;", errors: [{ messageId: "unexpected", type: "AssignmentExpression" }] },85 { code: "if(-2);", errors: [{ messageId: "unexpected", type: "UnaryExpression" }] },86 { code: "if(true);", errors: [{ messageId: "unexpected", type: "Literal" }] },87 { code: "if({});", errors: [{ messageId: "unexpected", type: "ObjectExpression" }] },88 { code: "if(0 < 1);", errors: [{ messageId: "unexpected", type: "BinaryExpression" }] },89 { code: "if(0 || 1);", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },90 { code: "if(a, 1);", errors: [{ messageId: "unexpected", type: "SequenceExpression" }] },91 { code: "while([]);", errors: [{ messageId: "unexpected", type: "ArrayExpression" }] },92 { code: "while(~!0);", errors: [{ messageId: "unexpected", type: "UnaryExpression" }] },93 { code: "while(x = 1);", errors: [{ messageId: "unexpected", type: "AssignmentExpression" }] },94 { code: "while(function(){});", errors: [{ messageId: "unexpected", type: "FunctionExpression" }] },95 { code: "while(true);", errors: [{ messageId: "unexpected", type: "Literal" }] },96 { code: "while(() => {});", errors: [{ messageId: "unexpected", type: "ArrowFunctionExpression" }] },97 // #5228 , typeof conditions98 { code: "if(typeof x){}", errors: [{ messageId: "unexpected", type: "UnaryExpression" }] },99 { code: "if(typeof 'abc' === 'string'){}", errors: [{ messageId: "unexpected", type: "BinaryExpression" }] },100 { code: "if(a = typeof b){}", errors: [{ messageId: "unexpected", type: "AssignmentExpression" }] },101 { code: "if(a, typeof b){}", errors: [{ messageId: "unexpected", type: "SequenceExpression" }] },102 { code: "if(typeof 'a' == 'string' || typeof 'b' == 'string'){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },103 { code: "while(typeof x){}", errors: [{ messageId: "unexpected", type: "UnaryExpression" }] },104 // #5726, void conditions105 { code: "if(1 || void x);", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },106 { code: "if(void x);", errors: [{ messageId: "unexpected", type: "UnaryExpression" }] },107 { code: "if(y = void x);", errors: [{ messageId: "unexpected", type: "AssignmentExpression" }] },108 { code: "if(x, void x);", errors: [{ messageId: "unexpected", type: "SequenceExpression" }] },109 { code: "if(void x === void y);", errors: [{ messageId: "unexpected", type: "BinaryExpression" }] },110 { code: "if(void x && a);", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },111 { code: "if(a && void x);", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },112 // #5693113 { code: "if(false && abc==='str'){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },114 { code: "if(true || abc==='str'){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },115 { code: "if(abc==='str' || true){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },116 { code: "if(abc==='str' || true || def ==='str'){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },117 { code: "if(false || true){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },118 { code: "if(typeof abc==='str' || true){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },119 // #11181, string literals120 { code: "if('str1' || 'str2'){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },121 { code: "if('str1' && 'str2'){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },122 { code: "if(abc==='str' || 'str'){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },123 { code: "if(a || 'str'){}", errors: [{ messageId: "unexpected", type: "LogicalExpression" }] },124 {125 code: "function* foo(){while(true){} yield 'foo';}",126 errors: [{ messageId: "unexpected", type: "Literal" }]127 },128 {129 code: "function* foo(){while(true){if (true) {yield 'foo';}}}",130 errors: [{ messageId: "unexpected", type: "Literal" }]131 },132 {133 code: "function* foo(){while(true){yield 'foo';} while(true) {}}",134 errors: [{ messageId: "unexpected", type: "Literal" }]135 },136 {137 code: "var a = function* foo(){while(true){} yield 'foo';}",138 errors: [{ messageId: "unexpected", type: "Literal" }]139 },140 {141 code: "while (true) { function* foo() {yield;}}",142 errors: [{ messageId: "unexpected", type: "Literal" }]143 },144 {145 code: "function* foo(){if (true) {yield 'foo';}}",146 errors: [{ messageId: "unexpected", type: "Literal" }]147 },148 {149 code: "function* foo() {for (let foo = yield; true;) {}}",150 errors: [{ messageId: "unexpected", type: "Literal" }]151 },152 {153 code: "function* foo() {for (foo = yield; true;) {}}",154 errors: [{ messageId: "unexpected", type: "Literal" }]155 },156 {157 code: "function foo() {while (true) {function* bar() {while (true) {yield;}}}}",158 errors: [{ messageId: "unexpected", type: "Literal" }]159 },160 {161 code: "function foo() {while (true) {const bar = function*() {while (true) {yield;}}}}",162 errors: [{ messageId: "unexpected", type: "Literal" }]163 },164 {165 code: "function* foo() { for (let foo = 1 + 2 + 3 + (yield); true; baz) {}}",166 errors: [{ messageId: "unexpected", type: "Literal" }]167 }168 ]...

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no-labels.js

Source:no-labels.js Github

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1/**2 * @fileoverview Disallow Labeled Statements3 * @author Nicholas C. Zakas4 */5"use strict";6//------------------------------------------------------------------------------7// Requirements8//------------------------------------------------------------------------------9const rule = require("../../../lib/rules/no-labels"),10 { RuleTester } = require("../../../lib/rule-tester");11//------------------------------------------------------------------------------12// Tests13//------------------------------------------------------------------------------14const ruleTester = new RuleTester();15ruleTester.run("no-labels", rule, {16 valid: [17 "var f = { label: foo ()}",18 "while (true) {}",19 "while (true) { break; }",20 "while (true) { continue; }",21 // {allowLoop: true} option.22 { code: "A: while (a) { break A; }", options: [{ allowLoop: true }] },23 { code: "A: do { if (b) { break A; } } while (a);", options: [{ allowLoop: true }] },24 { code: "A: for (var a in obj) { for (;;) { switch (a) { case 0: continue A; } } }", options: [{ allowLoop: true }] },25 // {allowSwitch: true} option.26 { code: "A: switch (a) { case 0: break A; }", options: [{ allowSwitch: true }] }27 ],28 invalid: [29 {30 code: "label: while(true) {}",31 errors: [{32 message: "Unexpected labeled statement.",33 type: "LabeledStatement"34 }]35 },36 {37 code: "label: while (true) { break label; }",38 errors: [{39 message: "Unexpected labeled statement.",40 type: "LabeledStatement"41 }, {42 message: "Unexpected label in break statement.",43 type: "BreakStatement"44 }]45 },46 {47 code: "label: while (true) { continue label; }",48 errors: [{49 message: "Unexpected labeled statement.",50 type: "LabeledStatement"51 }, {52 message: "Unexpected label in continue statement.",53 type: "ContinueStatement"54 }]55 },56 {57 code: "A: var foo = 0;",58 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }]59 },60 {61 code: "A: break A;",62 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]63 },64 {65 code: "A: { if (foo()) { break A; } bar(); };",66 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]67 },68 {69 code: "A: if (a) { if (foo()) { break A; } bar(); };",70 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]71 },72 {73 code: "A: switch (a) { case 0: break A; default: break; };",74 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]75 },76 {77 code: "A: switch (a) { case 0: B: { break A; } default: break; };",78 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]79 },80 // {allowLoop: true} option.81 {82 code: "A: var foo = 0;",83 options: [{ allowLoop: true }],84 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }]85 },86 {87 code: "A: break A;",88 options: [{ allowLoop: true }],89 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]90 },91 {92 code: "A: { if (foo()) { break A; } bar(); };",93 options: [{ allowLoop: true }],94 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]95 },96 {97 code: "A: if (a) { if (foo()) { break A; } bar(); };",98 options: [{ allowLoop: true }],99 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]100 },101 {102 code: "A: switch (a) { case 0: break A; default: break; };",103 options: [{ allowLoop: true }],104 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]105 },106 // {allowSwitch: true} option.107 {108 code: "A: var foo = 0;",109 options: [{ allowSwitch: true }],110 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }]111 },112 {113 code: "A: break A;",114 options: [{ allowSwitch: true }],115 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]116 },117 {118 code: "A: { if (foo()) { break A; } bar(); };",119 options: [{ allowSwitch: true }],120 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]121 },122 {123 code: "A: if (a) { if (foo()) { break A; } bar(); };",124 options: [{ allowSwitch: true }],125 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]126 },127 {128 code: "A: while (a) { break A; }",129 options: [{ allowSwitch: true }],130 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]131 },132 {133 code: "A: do { if (b) { break A; } } while (a);",134 options: [{ allowSwitch: true }],135 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]136 },137 {138 code: "A: for (var a in obj) { for (;;) { switch (a) { case 0: break A; } } }",139 options: [{ allowSwitch: true }],140 errors: [{ message: "Unexpected labeled statement.", type: "LabeledStatement" }, { message: "Unexpected label in break statement.", type: "BreakStatement" }]141 }142 ]...

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no-mixed-operators.js

Source:no-mixed-operators.js Github

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1/**2 * @fileoverview Tests for no-mixed-operators rule.3 * @author Toru Nagashima4 */5"use strict";6//------------------------------------------------------------------------------7// Requirements8//------------------------------------------------------------------------------9const rule = require("../../../lib/rules/no-mixed-operators"),10 { RuleTester } = require("../../../lib/rule-tester");11//------------------------------------------------------------------------------12// Tests13//------------------------------------------------------------------------------14const ruleTester = new RuleTester();15ruleTester.run("no-mixed-operators", rule, {16 valid: [17 "a && b && c && d",18 "a || b || c || d",19 "(a || b) && c && d",20 "a || (b && c && d)",21 "(a || b || c) && d",22 "a || b || (c && d)",23 "a + b + c + d",24 "a * b * c * d",25 "a == 0 && b == 1",26 "a == 0 || b == 1",27 {28 code: "(a == 0) && (b == 1)",29 options: [{ groups: [["&&", "=="]] }]30 },31 {32 code: "a + b - c * d / e",33 options: [{ groups: [["&&", "||"]] }]34 },35 "a + b - c",36 "a * b / c",37 {38 code: "a + b - c",39 options: [{ allowSamePrecedence: true }]40 },41 {42 code: "a * b / c",43 options: [{ allowSamePrecedence: true }]44 },45 {46 code: "(a || b) ? c : d",47 options: [{ groups: [["&&", "||", "?:"]] }]48 },49 {50 code: "a || (b ? c : d)",51 options: [{ groups: [["&&", "||", "?:"]] }]52 },53 "a || (b ? c : d)",54 "(a || b) ? c : d",55 "a || b ? c : d"56 ],57 invalid: [58 {59 code: "a && b || c",60 errors: [61 { column: 3, endColumn: 5, message: "Unexpected mix of '&&' and '||'." },62 { column: 8, endColumn: 10, message: "Unexpected mix of '&&' and '||'." }63 ]64 },65 {66 code: "a && b > 0 || c",67 options: [{ groups: [["&&", "||", ">"]] }],68 errors: [69 { column: 3, message: "Unexpected mix of '&&' and '||'." },70 { column: 3, message: "Unexpected mix of '&&' and '>'." },71 { column: 8, message: "Unexpected mix of '&&' and '>'." },72 { column: 12, message: "Unexpected mix of '&&' and '||'." }73 ]74 },75 {76 code: "a && b > 0 || c",77 options: [{ groups: [["&&", "||"]] }],78 errors: [79 { column: 3, message: "Unexpected mix of '&&' and '||'." },80 { column: 12, message: "Unexpected mix of '&&' and '||'." }81 ]82 },83 {84 code: "a && b + c - d / e || f",85 options: [{ groups: [["&&", "||"], ["+", "-", "*", "/"]] }],86 errors: [87 { column: 3, message: "Unexpected mix of '&&' and '||'." },88 { column: 12, message: "Unexpected mix of '-' and '/'." },89 { column: 16, message: "Unexpected mix of '-' and '/'." },90 { column: 20, message: "Unexpected mix of '&&' and '||'." }91 ]92 },93 {94 code: "a && b + c - d / e || f",95 options: [{ groups: [["&&", "||"], ["+", "-", "*", "/"]], allowSamePrecedence: true }],96 errors: [97 { column: 3, message: "Unexpected mix of '&&' and '||'." },98 { column: 12, message: "Unexpected mix of '-' and '/'." },99 { column: 16, message: "Unexpected mix of '-' and '/'." },100 { column: 20, message: "Unexpected mix of '&&' and '||'." }101 ]102 },103 {104 code: "a + b - c",105 options: [{ allowSamePrecedence: false }],106 errors: [107 { column: 3, endColumn: 4, message: "Unexpected mix of '+' and '-'." },108 { column: 7, endColumn: 8, message: "Unexpected mix of '+' and '-'." }109 ]110 },111 {112 code: "a * b / c",113 options: [{ allowSamePrecedence: false }],114 errors: [115 { column: 3, endColumn: 4, message: "Unexpected mix of '*' and '/'." },116 { column: 7, endColumn: 8, message: "Unexpected mix of '*' and '/'." }117 ]118 },119 {120 code: "a || b ? c : d",121 options: [{ groups: [["&&", "||", "?:"]] }],122 errors: [123 { column: 3, endColumn: 5, message: "Unexpected mix of '||' and '?:'." },124 { column: 8, endColumn: 9, message: "Unexpected mix of '||' and '?:'." }125 ]126 },127 {128 code: "a && b ? 1 : 2",129 options: [{ groups: [["&&", "||", "?:"]] }],130 errors: [131 { column: 3, endColumn: 5, message: "Unexpected mix of '&&' and '?:'." },132 { column: 8, endColumn: 9, message: "Unexpected mix of '&&' and '?:'." }133 ]134 },135 {136 code: "x ? a && b : 0",137 options: [{ groups: [["&&", "||", "?:"]] }],138 errors: [139 { column: 3, endColumn: 4, message: "Unexpected mix of '?:' and '&&'." },140 { column: 7, endColumn: 9, message: "Unexpected mix of '?:' and '&&'." }141 ]142 },143 {144 code: "x ? 0 : a && b",145 options: [{ groups: [["&&", "||", "?:"]] }],146 errors: [147 { column: 3, endColumn: 4, message: "Unexpected mix of '?:' and '&&'." },148 { column: 11, endColumn: 13, message: "Unexpected mix of '?:' and '&&'." }149 ]150 }151 ]...

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Using AI Code Generation

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1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.fill('input[aria-label="Search"]', 'Playwright');7 await page.press('input[aria-label="Search"]', 'Enter');8 await page.screenshot({ path: `example.png` });9 await browser.close();10})();11Error: Protocol error (Runtime.callFunctionOn): Target closed. at Object.callFunctionOn (/Users/username/Desktop/PlaywrightTest/node_modules/playwright/lib/cjs/pw_api.js:167:15) at async Object.waitForSelectorInPage (/Users/username/Desktop/PlaywrightTest/node_modules/playwright/lib/cjs/pw_api.js:104:27) at async Frame.waitForSelector (/Users/username/Desktop/PlaywrightTest/node_modules/playwright/lib/cjs/pw_api.js:105:27) at async Page.waitForSelector (/Users/username/Desktop/PlaywrightTest/node_modules/playwright/lib/cjs/pw_api.js:105:27) at async /Users/username/Desktop/PlaywrightTest/test.js:10:3

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1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch({ headless: false });4 const context = await browser.newContext();5 const page = await context.newPage();6 await page.waitForTimeout(5000);7 await page.screenshot({ path: `screenshot.png` });8 await browser.close();9})();10const { chromium } = require('playwright');11(async () => {12 const browser = await chromium.launch({ headless: false });13 const context = await browser.newContext();14 const page = await context.newPage();15 await page.waitForTimeout(5000);16 await page.screenshot({ path: `screenshot.png` });17 await browser.close();18})();19const { chromium } = require('playwright');20(async () => {21 const browser = await chromium.launch({ headless: false });22 const context = await browser.newContext();23 const page = await context.newPage();24 await page.waitForTimeout(5000);25 await page.screenshot({ path: `screenshot.png` });26 await browser.close();27})();28const { chromium } = require('playwright');29(async () => {30 const browser = await chromium.launch({ headless: false });31 const context = await browser.newContext();32 const page = await context.newPage();33 await page.waitForTimeout(5000);34 await page.screenshot({ path: `screenshot.png` });35 await browser.close();36})();37const { chromium } = require('playwright');38(async () => {39 const browser = await chromium.launch({ headless: false });40 const context = await browser.newContext();41 const page = await context.newPage();42 await page.waitForTimeout(5000);43 await page.screenshot({ path: `screenshot.png` });44 await browser.close();45})();

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1const { Playwright } = require('playwright');2const playwright = new Playwright();3const browser = await playwright.chromium.launch();4const context = await browser.newContext();5const page = await context.newPage();6await page.screenshot({ path: 'example.png' });7await browser.close();

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1const { chromium } = require('playwright');2const { expect } = require('chai');3(async () => {4 const browser = await chromium.launch();5 const page = await browser.newPage();6 await page.fill('input[name="q"]', 'Hello World');7 await page.click('input[type="submit"]');8 await page.waitForNavigation();9 expect(await page.title()).to.contain('Hello World');10 await browser.close();11})();

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1const { chromium } = require('playwright');2(async () => {3 const browser = await chromium.launch();4 const page = await browser.newPage();5 const consoleMessage = await page.evaluate(() => {6 const unexpected = window['playwright'].unexpected;7 unexpected.output.preferredWidth = 80;8 unexpected.inspect.styles = {9 tag: (text) => unexpected.output.color.yellow(text),10 name: (text) => unexpected.output.color.green(text),11 string: (text) => unexpected.output.color.cyan(text),12 number: (text) => unexpected.output.color.magenta(text),13 boolean: (text) => unexpected.output.color.cyan(text),14 regexp: (text) => unexpected.output.color.yellow(text),15 null: (text) => unexpected.output.color.cyan(text),16 undefined: (text) => unexpected.output.color.cyan(text),17 date: (text) => unexpected.output.color.yellow(text),18 error: (text) => unexpected.output.color.red(text),19 special: (text) => unexpected.output.color.cyan(text),20 'default': (text) => text21 };22 return unexpected.inspect({ foo: 'bar' });23 });

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1import { chromium } from 'playwright';2const browser = await chromium.launch();3const context = await browser.newContext();4const page = await context.newPage();5const unexpected = page._delegate._page._delegate._browserContext._delegate._browser._unexpected;6await unexpected._assertionLibrary.addAssertion('<string> [not] to be a palindrome', async (expect, subject) => {7 expect(subject, 'to equal', subject.split('').reverse().join(''));8});9await page.expect('Playwright', 'to be a palindrome');10await page.expect('Playwright', 'not to be a palindrome');11await browser.close();12import { test, expect } from '@playwright/test';13test('should be a palindrome', async ({ page }) => {14 await expect(page).toHaveText('Playwright');15 await expect(page).not.toHaveText('Playwright');16});

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1const { test, expect } = require('@playwright/test');2test('should work', async ({ page }) => {3 await expect(page).toHaveSelector('text=Learn more');4});5const { test, expect } = require('@playwright/test');6test('should work', async ({ page }) => {7 await page.expectSelector('text=Learn more');8});

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1const { Page } = require('playwright/lib/server/page');2Page.prototype.unexpected = async function() {3 console.log('unexpected');4}5const { Page } = require('playwright/lib/server/page');6Page.prototype.unexpected = async function() {7 console.log('unexpected');8}9const { Page } = require('playwright/lib/server/page');10Page.prototype.unexpected = async function() {11 console.log('unexpected');12}13const { Page } = require('playwright/lib/server/page');14Page.prototype.unexpected = async function() {15 console.log('unexpected');16}17const { Page } = require('playwright/lib/server/page');18Page.prototype.unexpected = async function() {19 console.log('unexpected');20}21const { Page } = require('playwright/lib/server/page');22Page.prototype.unexpected = async function() {23 console.log('unexpected');24}25const { Page } = require('playwright/lib/server/page');26Page.prototype.unexpected = async function() {27 console.log('unexpected');28}29const { Page } = require('playwright/lib/server/page');30Page.prototype.unexpected = async function() {31 console.log('unexpected');32}33const { Page } = require('playwright/lib/server/page');34Page.prototype.unexpected = async function() {35 console.log('unexpected');36}37const { Page } = require('playwright/lib/server/page');38Page.prototype.unexpected = async function() {39 console.log('unexpected');40}41const { Page } = require('playwright/lib/server/page');42Page.prototype.unexpected = async function() {43 console.log('unexpected');44}45const { Page } = require('playwright/lib/server/page');46Page.prototype.unexpected = async function() {47 console.log('unexpected');48}49const { Page } = require('playwright/lib/server/page');50Page.prototype.unexpected = async function() {51 console.log('unexpected');52}53const { Page } = require('playwright/lib/server/page');

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Playwright tutorial

LambdaTest’s Playwright tutorial will give you a broader idea about the Playwright automation framework, its unique features, and use cases with examples to exceed your understanding of Playwright testing. This tutorial will give A to Z guidance, from installing the Playwright framework to some best practices and advanced concepts.

Chapters:

  1. What is Playwright : Playwright is comparatively new but has gained good popularity. Get to know some history of the Playwright with some interesting facts connected with it.
  2. How To Install Playwright : Learn in detail about what basic configuration and dependencies are required for installing Playwright and run a test. Get a step-by-step direction for installing the Playwright automation framework.
  3. Playwright Futuristic Features: Launched in 2020, Playwright gained huge popularity quickly because of some obliging features such as Playwright Test Generator and Inspector, Playwright Reporter, Playwright auto-waiting mechanism and etc. Read up on those features to master Playwright testing.
  4. What is Component Testing: Component testing in Playwright is a unique feature that allows a tester to test a single component of a web application without integrating them with other elements. Learn how to perform Component testing on the Playwright automation framework.
  5. Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
  6. Functions and Selectors in Playwright: Learn how to launch the Chromium browser with Playwright. Also, gain a better understanding of some important functions like “BrowserContext,” which allows you to run multiple browser sessions, and “newPage” which interacts with a page.
  7. Handling Alerts and Dropdowns in Playwright : Playwright interact with different types of alerts and pop-ups, such as simple, confirmation, and prompt, and different types of dropdowns, such as single selector and multi-selector get your hands-on with handling alerts and dropdown in Playright testing.
  8. Playwright vs Puppeteer: Get to know about the difference between two testing frameworks and how they are different than one another, which browsers they support, and what features they provide.
  9. Run Playwright Tests on LambdaTest: Playwright testing with LambdaTest leverages test performance to the utmost. You can run multiple Playwright tests in Parallel with the LammbdaTest test cloud. Get a step-by-step guide to run your Playwright test on the LambdaTest platform.
  10. Playwright Python Tutorial: Playwright automation framework support all major languages such as Python, JavaScript, TypeScript, .NET and etc. However, there are various advantages to Python end-to-end testing with Playwright because of its versatile utility. Get the hang of Playwright python testing with this chapter.
  11. Playwright End To End Testing Tutorial: Get your hands on with Playwright end-to-end testing and learn to use some exciting features such as TraceViewer, Debugging, Networking, Component testing, Visual testing, and many more.
  12. Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.

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