How to use WhitespaceToken method in Playwright Internal

Best JavaScript code snippet using playwright-internal

CSSTokenizerTests.js

Source:CSSTokenizerTests.js

1// Copyright 2020 Breakside Inc.2//3// Licensed under the Breakside Public License, Version 1.0 (the "License");4// you may not use this file except in compliance with the License.5// If a copy of the License was not distributed with this file, you may6// obtain a copy at7//8//     http://breakside.io/licenses/LICENSE-1.0.txt9//10// Unless required by applicable law or agreed to in writing, software11// distributed under the License is distributed on an "AS IS" BASIS,12// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.13// See the License for the specific language governing permissions and14// limitations under the License.15// #import CSSOM16// #import TestKit17"use strict";18JSClass("CSSTokenizerTests", TKTestSuite, {19    testIdentifier: function(){20        var css = "test";21        var tokenizer = CSSTokenizer.init();22        var tokens = tokenizer.tokenize(css);23        TKAssertEquals(tokens.length, 1);24        TKAssertInstance(tokens[0], CSSTokenizer.IdentifierToken);25        TKAssertEquals(tokens[0].name, "test");26        css = "test Test _test -test --test";27        tokenizer = CSSTokenizer.init();28        tokens = tokenizer.tokenize(css);29        TKAssertEquals(tokens.length, 9);30        TKAssertInstance(tokens[0], CSSTokenizer.IdentifierToken);31        TKAssertInstance(tokens[1], CSSTokenizer.WhitespaceToken);32        TKAssertInstance(tokens[2], CSSTokenizer.IdentifierToken);33        TKAssertInstance(tokens[3], CSSTokenizer.WhitespaceToken);34        TKAssertInstance(tokens[4], CSSTokenizer.IdentifierToken);35        TKAssertInstance(tokens[5], CSSTokenizer.WhitespaceToken);36        TKAssertInstance(tokens[6], CSSTokenizer.IdentifierToken);37        TKAssertInstance(tokens[7], CSSTokenizer.WhitespaceToken);38        TKAssertInstance(tokens[8], CSSTokenizer.IdentifierToken);39        TKAssertEquals(tokens[0].name, "test");40        TKAssertEquals(tokens[2].name, "Test");41        TKAssertEquals(tokens[4].name, "_test");42        TKAssertEquals(tokens[6].name, "-test");43        TKAssertEquals(tokens[8].name, "--test");44        TKAssertEquals(tokens[0].toString(), "test");45        TKAssertEquals(tokens[2].toString(), "Test");46        TKAssertEquals(tokens[8].toString(), "--test");47    },48    testWhitespace: function(){49        var css = "\n\n\ttest    \t  \r\nTest\r_test \f \f\t \n";50        var tokenizer = CSSTokenizer.init();51        var tokens = tokenizer.tokenize(css);52        TKAssertEquals(tokens.length, 7);53        TKAssertInstance(tokens[0], CSSTokenizer.WhitespaceToken);54        TKAssertInstance(tokens[1], CSSTokenizer.IdentifierToken);55        TKAssertInstance(tokens[2], CSSTokenizer.WhitespaceToken);56        TKAssertInstance(tokens[3], CSSTokenizer.IdentifierToken);57        TKAssertInstance(tokens[4], CSSTokenizer.WhitespaceToken);58        TKAssertInstance(tokens[5], CSSTokenizer.IdentifierToken);59        TKAssertInstance(tokens[6], CSSTokenizer.WhitespaceToken);60        TKAssertEquals(tokens[1].name, "test");61        TKAssertEquals(tokens[3].name, "Test");62        TKAssertEquals(tokens[5].name, "_test");63        TKAssertEquals(tokens[0].whitespace, "\n\n\t");64        TKAssertEquals(tokens[2].whitespace, "    \t  \r\n");65        TKAssertEquals(tokens[4].whitespace, "\r");66        TKAssertEquals(tokens[6].whitespace, " \f \f\t \n");67        TKAssertEquals(tokens[0].toString(), "\n\n\t");68        TKAssertEquals(tokens[2].toString(), "    \t  \r\n");69        TKAssertEquals(tokens[6].toString(), " \f \f\t \n");70    },71    testComment: function(){72        var css = "/*\n    this is a comment\n    two lines\n*/\n/**/Test/*comment*/_test/*  comment  */";73        var tokenizer = CSSTokenizer.init();74        var tokens = tokenizer.tokenize(css);75        TKAssertEquals(tokens.length, 7);76        TKAssertInstance(tokens[0], CSSTokenizer.CommentToken);77        TKAssertInstance(tokens[1], CSSTokenizer.WhitespaceToken);78        TKAssertInstance(tokens[2], CSSTokenizer.CommentToken);79        TKAssertInstance(tokens[3], CSSTokenizer.IdentifierToken);80        TKAssertInstance(tokens[4], CSSTokenizer.CommentToken);81        TKAssertInstance(tokens[5], CSSTokenizer.IdentifierToken);82        TKAssertInstance(tokens[6], CSSTokenizer.CommentToken);83        TKAssertEquals(tokens[3].name, "Test");84        TKAssertEquals(tokens[5].name, "_test");85        TKAssertEquals(tokens[1].whitespace, "\n");86        TKAssertEquals(tokens[0].text, "\n    this is a comment\n    two lines\n");87        TKAssertEquals(tokens[2].text, "");88        TKAssertEquals(tokens[4].text, "comment");89        TKAssertEquals(tokens[6].text, "  comment  ");90        TKAssertEquals(tokens[0].toString(), "/*\n    this is a comment\n    two lines\n*/");91        TKAssertEquals(tokens[2].toString(), "/**/");92        TKAssertEquals(tokens[4].toString(), "/*comment*/");93        TKAssertEquals(tokens[6].toString(), "/*  comment  */");94    },95    testString: function(){96        var css = "'test' 'tes\\'t' \"Test\" \"Tes\\\"t\" 'te\\\nst'";97        var tokenizer = CSSTokenizer.init();98        var tokens = tokenizer.tokenize(css);99        TKAssertEquals(tokens.length, 9);100        TKAssertInstance(tokens[0], CSSTokenizer.StringToken);101        TKAssertInstance(tokens[1], CSSTokenizer.WhitespaceToken);102        TKAssertInstance(tokens[2], CSSTokenizer.StringToken);103        TKAssertInstance(tokens[3], CSSTokenizer.WhitespaceToken);104        TKAssertInstance(tokens[4], CSSTokenizer.StringToken);105        TKAssertInstance(tokens[5], CSSTokenizer.WhitespaceToken);106        TKAssertInstance(tokens[6], CSSTokenizer.StringToken);107        TKAssertInstance(tokens[7], CSSTokenizer.WhitespaceToken);108        TKAssertInstance(tokens[8], CSSTokenizer.StringToken);109        TKAssertEquals(tokens[0].quote, "'");110        TKAssertEquals(tokens[0].value, "test");111        TKAssertEquals(tokens[2].quote, "'");112        TKAssertEquals(tokens[2].value, "tes't");113        TKAssertEquals(tokens[4].quote, '"');114        TKAssertEquals(tokens[4].value, 'Test');115        TKAssertEquals(tokens[6].quote, '"');116        TKAssertEquals(tokens[6].value, 'Tes"t');117        TKAssertEquals(tokens[8].quote, "'");118        TKAssertEquals(tokens[8].value, "test");119        TKAssertEquals(tokens[0].toString(), "'test'");120        TKAssertEquals(tokens[2].toString(), "'tes\\'t'");121        TKAssertEquals(tokens[4].toString(), '"Test"');122        TKAssertEquals(tokens[6].toString(), '"Tes\\"t"');123        TKAssertEquals(tokens[0].toString(), "'test'");124    },125    testNumbers: function(){126        var css = "1,12,123,1.23,.123,1e23";127        var tokenizer = CSSTokenizer.init();128        var tokens = tokenizer.tokenize(css);129        TKAssertEquals(tokens.length, 11);130        TKAssertInstance(tokens[0], CSSTokenizer.NumberToken);131        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);132        TKAssertInstance(tokens[2], CSSTokenizer.NumberToken);133        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);134        TKAssertInstance(tokens[4], CSSTokenizer.NumberToken);135        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);136        TKAssertInstance(tokens[6], CSSTokenizer.NumberToken);137        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);138        TKAssertInstance(tokens[8], CSSTokenizer.NumberToken);139        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);140        TKAssertInstance(tokens[10], CSSTokenizer.NumberToken);141        TKAssertExactEquals(tokens[0].value, 1);142        TKAssertExactEquals(tokens[2].value, 12);143        TKAssertExactEquals(tokens[4].value, 123);144        TKAssertFloatEquals(tokens[6].value, 1.23);145        TKAssertFloatEquals(tokens[8].value, 0.123);146        TKAssertFloatEquals(tokens[10].value, 1e23);147        TKAssertEquals(tokens[0].toString(), "1");148        TKAssertEquals(tokens[2].toString(), "12");149        TKAssertEquals(tokens[4].toString(), "123");150        TKAssertEquals(tokens[6].toString(), "1.23");151        TKAssertEquals(tokens[8].toString(), "0.123"); // rewritten with leading 0152        TKAssertEquals(tokens[10].toString(), "1e+23"); // rewritten with + exponent153        css = "+1,+12,+123,+1.23,+.123,+1e23";154        tokenizer = CSSTokenizer.init();155        tokens = tokenizer.tokenize(css);156        TKAssertEquals(tokens.length, 11);157        TKAssertInstance(tokens[0], CSSTokenizer.NumberToken);158        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);159        TKAssertInstance(tokens[2], CSSTokenizer.NumberToken);160        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);161        TKAssertInstance(tokens[4], CSSTokenizer.NumberToken);162        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);163        TKAssertInstance(tokens[6], CSSTokenizer.NumberToken);164        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);165        TKAssertInstance(tokens[8], CSSTokenizer.NumberToken);166        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);167        TKAssertInstance(tokens[10], CSSTokenizer.NumberToken);168        TKAssertExactEquals(tokens[0].value, 1);169        TKAssertExactEquals(tokens[2].value, 12);170        TKAssertExactEquals(tokens[4].value, 123);171        TKAssertFloatEquals(tokens[6].value, 1.23);172        TKAssertFloatEquals(tokens[8].value, 0.123);173        TKAssertFloatEquals(tokens[10].value, 1e23);174        // all rewritten without leading plus175        TKAssertEquals(tokens[0].toString(), "1");176        TKAssertEquals(tokens[2].toString(), "12");177        TKAssertEquals(tokens[4].toString(), "123");178        TKAssertEquals(tokens[6].toString(), "1.23");179        TKAssertEquals(tokens[8].toString(), "0.123"); // rewritten with leading 0180        TKAssertEquals(tokens[10].toString(), "1e+23"); // rewritten with + exponent181        css = "-1,-12,-123,-1.23,-.123,-1e23";182        tokenizer = CSSTokenizer.init();183        tokens = tokenizer.tokenize(css);184        TKAssertEquals(tokens.length, 11);185        TKAssertInstance(tokens[0], CSSTokenizer.NumberToken);186        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);187        TKAssertInstance(tokens[2], CSSTokenizer.NumberToken);188        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);189        TKAssertInstance(tokens[4], CSSTokenizer.NumberToken);190        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);191        TKAssertInstance(tokens[6], CSSTokenizer.NumberToken);192        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);193        TKAssertInstance(tokens[8], CSSTokenizer.NumberToken);194        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);195        TKAssertInstance(tokens[10], CSSTokenizer.NumberToken);196        TKAssertExactEquals(tokens[0].value, -1);197        TKAssertExactEquals(tokens[2].value, -12);198        TKAssertExactEquals(tokens[4].value, -123);199        TKAssertFloatEquals(tokens[6].value, -1.23);200        TKAssertFloatEquals(tokens[8].value, -0.123);201        TKAssertFloatEquals(tokens[10].value, -1e23);202        TKAssertEquals(tokens[0].toString(), "-1");203        TKAssertEquals(tokens[2].toString(), "-12");204        TKAssertEquals(tokens[4].toString(), "-123");205        TKAssertEquals(tokens[6].toString(), "-1.23");206        TKAssertEquals(tokens[8].toString(), "-0.123"); // rewritten with leading 0207        TKAssertEquals(tokens[10].toString(), "-1e+23"); // rewritten with + exponent208    },209    testDimensions: function(){210        var css = "1px,12em,123abc,1.23test,.123_abc,1e23ABC";211        var tokenizer = CSSTokenizer.init();212        var tokens = tokenizer.tokenize(css);213        TKAssertEquals(tokens.length, 11);214        TKAssertInstance(tokens[0], CSSTokenizer.DimensionToken);215        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);216        TKAssertInstance(tokens[2], CSSTokenizer.DimensionToken);217        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);218        TKAssertInstance(tokens[4], CSSTokenizer.DimensionToken);219        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);220        TKAssertInstance(tokens[6], CSSTokenizer.DimensionToken);221        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);222        TKAssertInstance(tokens[8], CSSTokenizer.DimensionToken);223        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);224        TKAssertInstance(tokens[10], CSSTokenizer.DimensionToken);225        TKAssertExactEquals(tokens[0].value, 1);226        TKAssertExactEquals(tokens[2].value, 12);227        TKAssertExactEquals(tokens[4].value, 123);228        TKAssertFloatEquals(tokens[6].value, 1.23);229        TKAssertFloatEquals(tokens[8].value, 0.123);230        TKAssertFloatEquals(tokens[10].value, 1e23);231        TKAssertEquals(tokens[0].units, "px");232        TKAssertEquals(tokens[2].units, "em");233        TKAssertEquals(tokens[4].units, "abc");234        TKAssertEquals(tokens[6].units, "test");235        TKAssertEquals(tokens[8].units, "_abc");236        TKAssertEquals(tokens[10].units, "ABC");237        TKAssertEquals(tokens[0].toString(), "1px");238        TKAssertEquals(tokens[2].toString(), "12em");239        TKAssertEquals(tokens[4].toString(), "123abc");240        TKAssertEquals(tokens[6].toString(), "1.23test");241        TKAssertEquals(tokens[8].toString(), "0.123_abc"); // rewritten with leading 0242        TKAssertEquals(tokens[10].toString(), "1e+23ABC"); // rewritten with + exponent243        css = "+1px,+12em,+123abc,+1.23test,+.123_abc,+1e23ABC";244        tokenizer = CSSTokenizer.init();245        tokens = tokenizer.tokenize(css);246        TKAssertEquals(tokens.length, 11);247        TKAssertInstance(tokens[0], CSSTokenizer.DimensionToken);248        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);249        TKAssertInstance(tokens[2], CSSTokenizer.DimensionToken);250        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);251        TKAssertInstance(tokens[4], CSSTokenizer.DimensionToken);252        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);253        TKAssertInstance(tokens[6], CSSTokenizer.DimensionToken);254        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);255        TKAssertInstance(tokens[8], CSSTokenizer.DimensionToken);256        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);257        TKAssertInstance(tokens[10], CSSTokenizer.DimensionToken);258        TKAssertExactEquals(tokens[0].value, 1);259        TKAssertExactEquals(tokens[2].value, 12);260        TKAssertExactEquals(tokens[4].value, 123);261        TKAssertFloatEquals(tokens[6].value, 1.23);262        TKAssertFloatEquals(tokens[8].value, 0.123);263        TKAssertFloatEquals(tokens[10].value, 1e23);264        TKAssertEquals(tokens[0].units, "px");265        TKAssertEquals(tokens[2].units, "em");266        TKAssertEquals(tokens[4].units, "abc");267        TKAssertEquals(tokens[6].units, "test");268        TKAssertEquals(tokens[8].units, "_abc");269        TKAssertEquals(tokens[10].units, "ABC");270        // all rewritten without leading plus271        TKAssertEquals(tokens[0].toString(), "1px");272        TKAssertEquals(tokens[2].toString(), "12em");273        TKAssertEquals(tokens[4].toString(), "123abc");274        TKAssertEquals(tokens[6].toString(), "1.23test");275        TKAssertEquals(tokens[8].toString(), "0.123_abc"); // rewritten with leading 0276        TKAssertEquals(tokens[10].toString(), "1e+23ABC"); // rewritten with + exponent277        css = "-1px,-12em,-123abc,-1.23test,-.123_abc,-1e23ABC";278        tokenizer = CSSTokenizer.init();279        tokens = tokenizer.tokenize(css);280        TKAssertEquals(tokens.length, 11);281        TKAssertInstance(tokens[0], CSSTokenizer.DimensionToken);282        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);283        TKAssertInstance(tokens[2], CSSTokenizer.DimensionToken);284        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);285        TKAssertInstance(tokens[4], CSSTokenizer.DimensionToken);286        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);287        TKAssertInstance(tokens[6], CSSTokenizer.DimensionToken);288        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);289        TKAssertInstance(tokens[8], CSSTokenizer.DimensionToken);290        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);291        TKAssertInstance(tokens[10], CSSTokenizer.DimensionToken);292        TKAssertExactEquals(tokens[0].value, -1);293        TKAssertExactEquals(tokens[2].value, -12);294        TKAssertExactEquals(tokens[4].value, -123);295        TKAssertFloatEquals(tokens[6].value, -1.23);296        TKAssertFloatEquals(tokens[8].value, -0.123);297        TKAssertFloatEquals(tokens[10].value, -1e23);298        TKAssertEquals(tokens[0].units, "px");299        TKAssertEquals(tokens[2].units, "em");300        TKAssertEquals(tokens[4].units, "abc");301        TKAssertEquals(tokens[6].units, "test");302        TKAssertEquals(tokens[8].units, "_abc");303        TKAssertEquals(tokens[10].units, "ABC");304        TKAssertEquals(tokens[0].toString(), "-1px");305        TKAssertEquals(tokens[2].toString(), "-12em");306        TKAssertEquals(tokens[4].toString(), "-123abc");307        TKAssertEquals(tokens[6].toString(), "-1.23test");308        TKAssertEquals(tokens[8].toString(), "-0.123_abc"); // rewritten with leading 0309        TKAssertEquals(tokens[10].toString(), "-1e+23ABC"); // rewritten with + exponent310    },311    testPercentages: function(){312        var css = "1%,12%,123%,1.23%,.123%,1e23%";313        var tokenizer = CSSTokenizer.init();314        var tokens = tokenizer.tokenize(css);315        TKAssertEquals(tokens.length, 11);316        TKAssertInstance(tokens[0], CSSTokenizer.PercentageToken);317        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);318        TKAssertInstance(tokens[2], CSSTokenizer.PercentageToken);319        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);320        TKAssertInstance(tokens[4], CSSTokenizer.PercentageToken);321        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);322        TKAssertInstance(tokens[6], CSSTokenizer.PercentageToken);323        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);324        TKAssertInstance(tokens[8], CSSTokenizer.PercentageToken);325        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);326        TKAssertInstance(tokens[10], CSSTokenizer.PercentageToken);327        TKAssertExactEquals(tokens[0].value, 1);328        TKAssertExactEquals(tokens[2].value, 12);329        TKAssertExactEquals(tokens[4].value, 123);330        TKAssertFloatEquals(tokens[6].value, 1.23);331        TKAssertFloatEquals(tokens[8].value, 0.123);332        TKAssertFloatEquals(tokens[10].value, 1e23);333        TKAssertEquals(tokens[0].toString(), "1%");334        TKAssertEquals(tokens[2].toString(), "12%");335        TKAssertEquals(tokens[4].toString(), "123%");336        TKAssertEquals(tokens[6].toString(), "1.23%");337        TKAssertEquals(tokens[8].toString(), "0.123%"); // rewritten with leading 0338        TKAssertEquals(tokens[10].toString(), "1e+23%"); // rewritten with + exponent339        css = "+1%,+12%,+123%,+1.23%,+.123%,+1e23%";340        tokenizer = CSSTokenizer.init();341        tokens = tokenizer.tokenize(css);342        TKAssertEquals(tokens.length, 11);343        TKAssertInstance(tokens[0], CSSTokenizer.PercentageToken);344        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);345        TKAssertInstance(tokens[2], CSSTokenizer.PercentageToken);346        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);347        TKAssertInstance(tokens[4], CSSTokenizer.PercentageToken);348        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);349        TKAssertInstance(tokens[6], CSSTokenizer.PercentageToken);350        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);351        TKAssertInstance(tokens[8], CSSTokenizer.PercentageToken);352        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);353        TKAssertInstance(tokens[10], CSSTokenizer.PercentageToken);354        TKAssertExactEquals(tokens[0].value, 1);355        TKAssertExactEquals(tokens[2].value, 12);356        TKAssertExactEquals(tokens[4].value, 123);357        TKAssertFloatEquals(tokens[6].value, 1.23);358        TKAssertFloatEquals(tokens[8].value, 0.123);359        TKAssertFloatEquals(tokens[10].value, 1e23);360        // all rewritten without leading plus361        TKAssertEquals(tokens[0].toString(), "1%");362        TKAssertEquals(tokens[2].toString(), "12%");363        TKAssertEquals(tokens[4].toString(), "123%");364        TKAssertEquals(tokens[6].toString(), "1.23%");365        TKAssertEquals(tokens[8].toString(), "0.123%"); // rewritten with leading 0366        TKAssertEquals(tokens[10].toString(), "1e+23%"); // rewritten with + exponent367        css = "-1%,-12%,-123%,-1.23%,-.123%,-1e23%";368        tokenizer = CSSTokenizer.init();369        tokens = tokenizer.tokenize(css);370        TKAssertEquals(tokens.length, 11);371        TKAssertInstance(tokens[0], CSSTokenizer.PercentageToken);372        TKAssertInstance(tokens[1], CSSTokenizer.CommaToken);373        TKAssertInstance(tokens[2], CSSTokenizer.PercentageToken);374        TKAssertInstance(tokens[3], CSSTokenizer.CommaToken);375        TKAssertInstance(tokens[4], CSSTokenizer.PercentageToken);376        TKAssertInstance(tokens[5], CSSTokenizer.CommaToken);377        TKAssertInstance(tokens[6], CSSTokenizer.PercentageToken);378        TKAssertInstance(tokens[7], CSSTokenizer.CommaToken);379        TKAssertInstance(tokens[8], CSSTokenizer.PercentageToken);380        TKAssertInstance(tokens[9], CSSTokenizer.CommaToken);381        TKAssertInstance(tokens[10], CSSTokenizer.PercentageToken);382        TKAssertExactEquals(tokens[0].value, -1);383        TKAssertExactEquals(tokens[2].value, -12);384        TKAssertExactEquals(tokens[4].value, -123);385        TKAssertFloatEquals(tokens[6].value, -1.23);386        TKAssertFloatEquals(tokens[8].value, -0.123);387        TKAssertFloatEquals(tokens[10].value, -1e23);388        TKAssertEquals(tokens[0].toString(), "-1%");389        TKAssertEquals(tokens[2].toString(), "-12%");390        TKAssertEquals(tokens[4].toString(), "-123%");391        TKAssertEquals(tokens[6].toString(), "-1.23%");392        TKAssertEquals(tokens[8].toString(), "-0.123%"); // rewritten with leading 0393        TKAssertEquals(tokens[10].toString(), "-1e+23%"); // rewritten with + exponent394    },395    testHash: function(){396        var css = "#";397        var tokenizer = CSSTokenizer.init();398        var tokens = tokenizer.tokenize(css);399        TKAssertEquals(tokens.length, 1);400        TKAssertInstance(tokens[0], CSSTokenizer.DelimToken);401        TKAssertEquals(tokens[0].char, "#");402        TKAssertEquals(tokens[0].toString(), "#");403        css = "#test";404        tokenizer = CSSTokenizer.init();405        tokens = tokenizer.tokenize(css);406        TKAssertEquals(tokens.length, 1);407        TKAssertInstance(tokens[0], CSSTokenizer.HashToken);408        TKAssertEquals(tokens[0].name, "test");409        TKAssertEquals(tokens[0].type, "id");410        TKAssertEquals(tokens[0].toString(), "#test");411        css = "#9test";412        tokenizer = CSSTokenizer.init();413        tokens = tokenizer.tokenize(css);414        TKAssertEquals(tokens.length, 1);415        TKAssertInstance(tokens[0], CSSTokenizer.HashToken);416        TKAssertEquals(tokens[0].name, "9test");417        TKAssertNull(tokens[0].type);418        TKAssertEquals(tokens[0].toString(), "#9test");419    },420    testAt: function(){421        var css = "@";422        var tokenizer = CSSTokenizer.init();423        var tokens = tokenizer.tokenize(css);424        TKAssertEquals(tokens.length, 1);425        TKAssertInstance(tokens[0], CSSTokenizer.DelimToken);426        TKAssertEquals(tokens[0].char, "@");427        TKAssertEquals(tokens[0].toString(), "@");428        css = "@test";429        tokenizer = CSSTokenizer.init();430        tokens = tokenizer.tokenize(css);431        TKAssertEquals(tokens.length, 1);432        TKAssertInstance(tokens[0], CSSTokenizer.AtKeywordToken);433        TKAssertEquals(tokens[0].name, "test");434        TKAssertEquals(tokens[0].toString(), "@test");435        css = "@9test";436        tokenizer = CSSTokenizer.init();437        tokens = tokenizer.tokenize(css);438        TKAssertEquals(tokens.length, 2);439        TKAssertInstance(tokens[0], CSSTokenizer.DelimToken);440        TKAssertEquals(tokens[0].char, "@");441        TKAssertInstance(tokens[1], CSSTokenizer.DimensionToken);442        TKAssertEquals(tokens[1].value, 9);443        TKAssertEquals(tokens[1].units, "test");444        TKAssertEquals(tokens[0].toString(), "@");445        TKAssertEquals(tokens[1].toString(), "9test");446    },447    testDelimiters: function(){448        var css = "()[]{},:;<><!---->.";449        var tokenizer = CSSTokenizer.init();450        var tokens = tokenizer.tokenize(css);451        TKAssertEquals(tokens.length, 14);452        TKAssertInstance(tokens[0], CSSTokenizer.OpenParenToken);453        TKAssertInstance(tokens[1], CSSTokenizer.CloseParenToken);454        TKAssertInstance(tokens[2], CSSTokenizer.OpenSquareToken);455        TKAssertInstance(tokens[3], CSSTokenizer.CloseSquareToken);456        TKAssertInstance(tokens[4], CSSTokenizer.OpenCurlyToken);457        TKAssertInstance(tokens[5], CSSTokenizer.CloseCurlyToken);458        TKAssertInstance(tokens[6], CSSTokenizer.CommaToken);459        TKAssertInstance(tokens[7], CSSTokenizer.ColonToken);460        TKAssertInstance(tokens[8], CSSTokenizer.SemicolonToken);461        TKAssertInstance(tokens[9], CSSTokenizer.DelimToken);462        TKAssertEquals(tokens[9].char, "<");463        TKAssertInstance(tokens[10], CSSTokenizer.DelimToken);464        TKAssertEquals(tokens[10].char, ">");465        TKAssertInstance(tokens[11], CSSTokenizer.CDOToken);466        TKAssertInstance(tokens[12], CSSTokenizer.CDCToken);467        TKAssertInstance(tokens[13], CSSTokenizer.DelimToken);468        TKAssertEquals(tokens[13].char, ".");469        TKAssertEquals(tokens[0].toString(), "(");470        TKAssertEquals(tokens[1].toString(), ")");471        TKAssertEquals(tokens[2].toString(), "[");472        TKAssertEquals(tokens[3].toString(), "]");473        TKAssertEquals(tokens[4].toString(), "{");474        TKAssertEquals(tokens[5].toString(), "}");475        TKAssertEquals(tokens[6].toString(), ",");476        TKAssertEquals(tokens[7].toString(), ":");477        TKAssertEquals(tokens[8].toString(), ";");478        TKAssertEquals(tokens[9].toString(), "<");479        TKAssertEquals(tokens[10].toString(), ">");480        TKAssertEquals(tokens[11].toString(), "<!--");481        TKAssertEquals(tokens[12].toString(), "-->");482        TKAssertEquals(tokens[13].toString(), ".");483    },484    testFunctions: function(){485        var css = "test()";486        var tokenizer = CSSTokenizer.init();487        var tokens = tokenizer.tokenize(css);488        TKAssertEquals(tokens.length, 2);489        TKAssertInstance(tokens[0], CSSTokenizer.FunctionToken);490        TKAssertEquals(tokens[0].name, "test");491        TKAssertInstance(tokens[1], CSSTokenizer.CloseParenToken);492        TKAssertEquals(tokens[0].toString(), "test(");493        TKAssertEquals(tokens[1].toString(), ")");494        css = "--test('one',2, 3.4)";495        tokenizer = CSSTokenizer.init();496        tokens = tokenizer.tokenize(css);497        TKAssertEquals(tokens.length, 8);498        TKAssertInstance(tokens[0], CSSTokenizer.FunctionToken);499        TKAssertInstance(tokens[1], CSSTokenizer.StringToken);500        TKAssertInstance(tokens[2], CSSTokenizer.CommaToken);501        TKAssertInstance(tokens[3], CSSTokenizer.NumberToken);502        TKAssertInstance(tokens[4], CSSTokenizer.CommaToken);503        TKAssertInstance(tokens[5], CSSTokenizer.WhitespaceToken);504        TKAssertInstance(tokens[6], CSSTokenizer.NumberToken);505        TKAssertInstance(tokens[7], CSSTokenizer.CloseParenToken);506        TKAssertEquals(tokens[0].name, "--test");507        TKAssertEquals(tokens[1].value, "one");508        TKAssertEquals(tokens[3].value, 2);509        TKAssertFloatEquals(tokens[6].value, 3.4);510        TKAssertEquals(tokens[0].toString(), "--test(");511        TKAssertEquals(tokens[1].toString(), "'one'");512        TKAssertEquals(tokens[2].toString(), ",");513        TKAssertEquals(tokens[3].toString(), "2");514        TKAssertEquals(tokens[4].toString(), ",");515        TKAssertEquals(tokens[5].toString(), " ");516        TKAssertEquals(tokens[6].toString(), "3.4");517        TKAssertEquals(tokens[7].toString(), ")");518    },519    testURL: function(){520        var css = "url(one)";521        var tokenizer = CSSTokenizer.init();522        var tokens = tokenizer.tokenize(css);523        TKAssertEquals(tokens.length, 1);524        TKAssertInstance(tokens[0], CSSTokenizer.URLToken);525        TKAssertEquals(tokens[0].url, "one");526        TKAssertEquals(tokens[0].toString(), "url(one)");527        css = "url( one/there#hash )";528        tokenizer = CSSTokenizer.init();529        tokens = tokenizer.tokenize(css);530        TKAssertEquals(tokens.length, 1);531        TKAssertInstance(tokens[0], CSSTokenizer.URLToken);532        TKAssertEquals(tokens[0].url, "one/there#hash");533        TKAssertEquals(tokens[0].toString(), "url(one/there#hash)"); // rewritten without whitespace534        css = "url('one/there#hash')";535        tokenizer = CSSTokenizer.init();536        tokens = tokenizer.tokenize(css);537        TKAssertEquals(tokens.length, 3);538        TKAssertInstance(tokens[0], CSSTokenizer.FunctionToken);539        TKAssertEquals(tokens[0].name, "url");540        TKAssertInstance(tokens[1], CSSTokenizer.StringToken);541        TKAssertEquals(tokens[1].value, "one/there#hash");542        TKAssertInstance(tokens[2], CSSTokenizer.CloseParenToken);543        TKAssertEquals(tokens[0].toString(), "url(");544        TKAssertEquals(tokens[1].toString(), "'one/there#hash'");545        TKAssertEquals(tokens[2].toString(), ")");546        css = "url( \"one/there#hash\" )";547        tokenizer = CSSTokenizer.init();548        tokens = tokenizer.tokenize(css);549        TKAssertEquals(tokens.length, 4);550        TKAssertInstance(tokens[0], CSSTokenizer.FunctionToken);551        TKAssertEquals(tokens[0].name, "url");552        TKAssertInstance(tokens[1], CSSTokenizer.StringToken);553        TKAssertEquals(tokens[1].value, "one/there#hash");554        TKAssertInstance(tokens[2], CSSTokenizer.WhitespaceToken);555        TKAssertEquals(tokens[2].whitespace, " ");556        TKAssertInstance(tokens[3], CSSTokenizer.CloseParenToken);557        TKAssertEquals(tokens[0].toString(), "url(");558        TKAssertEquals(tokens[1].toString(), "\"one/there#hash\"");559        TKAssertEquals(tokens[2].toString(), " ");560        TKAssertEquals(tokens[3].toString(), ")");561    },...

token.js

Source:token.js

1/*2 * THIS FILE IS AUTO GENERATED from 'lib/token.kep'3 * DO NOT EDIT4*/5"use strict";6var __o = require("./node"),7    Node = __o["Node"],8    defineNode = __o["defineNode"],9    Token, StringToken, NumberToken, RegularExpressionToken, BooleanToken, NullToken, IdentifierToken, KeywordToken,10        PunctuatorToken, CommentToken, WhitespaceToken, LineTerminatorToken;11(Token = (function(loc, value) {12    var self = this;13    Node.call(self, loc);14    (self.value = value);15}));16(Token.prototype = new(Node)());17(StringToken = defineNode(Token, "String", [], ["value"], (function(loc, value) {18    var self = this;19    Token.call(self, loc, value);20})));21(NumberToken = defineNode(Token, "Number", [], ["value"], (function(loc, value) {22    var self = this;23    Token.call(self, loc, value);24})));25(RegularExpressionToken = defineNode(Token, "RegularExpression", [], ["value"], (function(loc, value) {26    var self = this;27    Token.call(self, loc, value);28})));29(BooleanToken = defineNode(Token, "Boolean", [], ["value"], (function(loc, value) {30    var self = this;31    Token.call(self, loc, value);32})));33(NullToken = defineNode(Token, "Null", [], ["value"], (function(loc, value) {34    var self = this;35    Token.call(self, loc, value);36})));37(IdentifierToken = defineNode(Token, "Identifier", [], ["value"], (function(loc, value) {38    var self = this;39    Token.call(self, loc, value);40})));41(KeywordToken = defineNode(Token, "Keyword", [], ["value"], (function(loc, value) {42    var self = this;43    Token.call(self, loc, value);44})));45(PunctuatorToken = defineNode(Token, "Punctuator", [], ["value"], (function(loc, value) {46    var self = this;47    Token.call(self, loc, value);48})));49(CommentToken = defineNode(Token, "Comment", [], ["value", "multiline", "linebreak"], (function(loc, value, multiline,50    linebreak) {51    var self = this;52    Token.call(self, loc, value);53    (self.multiline = (!(!multiline)));54    (self.linebreak = (!(!linebreak)));55})));56(WhitespaceToken = defineNode(Token, "Whitespace", [], ["value"], (function(loc, value) {57    var self = this;58    Token.call(self, loc, value);59})));60(LineTerminatorToken = defineNode(Token, "LineTerminator", [], ["value"], (function(loc, value) {61    var self = this;62    Token.call(self, loc, value);63})));64(exports.Token = Token);65(exports.StringToken = StringToken);66(exports.NumberToken = NumberToken);67(exports.RegularExpressionToken = RegularExpressionToken);68(exports.BooleanToken = BooleanToken);69(exports.NullToken = NullToken);70(exports.IdentifierToken = IdentifierToken);71(exports.KeywordToken = KeywordToken);72(exports.PunctuatorToken = PunctuatorToken);73(exports.CommentToken = CommentToken);74(exports.WhitespaceToken = WhitespaceToken);...

CoffeeScanner.js

Source:CoffeeScanner.js

...30		token = new EolToken(this.source);31	} else if (/\#/.test(currentChar)) {32		token = new CommentToken(this.source);33	} else if (/[^\S\n]/.test(currentChar)) {34		token = new WhitespaceToken(this.source);35	} else if (/(?:'|")/.test(currentChar)) {36		token = new StringToken(this.source);37	} else if (/^[\!\%\^\&\*\(\)\-\+\=\{\}\|\[\]\\\:\"\;\'\,\.\/\<\>\?]/.test(currentChar)) {38		token = new OperatorToken(this.source);39	} else if (/^[^\s\d\!\#\%\^\&\*\(\)\-\+\=\{\}\|\[\]\\\:\"\;\'\,\.\/\<\>\?]/.test(currentChar)) {40		token = new WordToken(this.source);41	} else if (/^\d/.test(currentChar)) {42		token = new NumberToken(this.source);43	} else {44		token = new Token(this.source);45	}46	return token;47};48/**...

disallow-multiple-line-breaks.js

Source:disallow-multiple-line-breaks.js

...43        file.iterateTokensByType('Whitespace', function(whitespaceToken) {44            if (whitespaceToken.getNewlineCount() === 0) {45                return;46            }47            var token = whitespaceToken.getPreviousNonWhitespaceToken();48            if (!token) {49                return;50            }51            var nextToken = token.getNextNonWhitespaceToken();52            errors.assert.linesBetween({53                token: token,54                nextToken: nextToken,55                atMost: 256            });57        });58    }...

Whitespace.test.js

Source:Whitespace.test.js

1import { List } from 'immutable'2import { setupContext } from '../../context'3import { createWhitespace } from '../pipes'4import { Whitespace as WhitespaceToken } from '../tokens'5import Whitespace from './Whitespace'6describe('Whitespace', () => {7  test('parse throws execption when tokenList is empty', async () => {8    const context = setupContext({9      logger: console10    })11    const tokenList = List([])12    expect(() => Whitespace.parse(context, tokenList)).toThrow()13  })14  test('is returns true for Whitespace node', () => {15    const context = setupContext({16      logger: console17    })18    const node = createWhitespace({19      tokenList: List([WhitespaceToken.parse(context, '  ')])20    })21    expect(Whitespace.is(node)).toBe(true)22  })...

WhitespaceToken.js

Source:WhitespaceToken.js

1/**2 * WhitespaceToken.js3 * 4 * The generic whitespace token.5 */6var Token = require('./Token').Token7, WHITESPACE = require('../constants/TokenTypes').get("WHITESPACE")8, extract9;10/**11 * Extract and consume this whitespace character.12 * @throws Error if an error occurred.13 */14extract = function () {15	this.text = this.currentChar();16	this.value = null;17	this.nextChar();18};19/**20 * Constructor21 * @param source the source from where to fetch subsequent characters.22 * @throws Error if an error occurred.23 */24exports.WhitespaceToken = function (source) {25	return Token(source, {26		extract: extract27		, type: WHITESPACE28	});...

classPoco_1_1WhitespaceToken.js

Source:classPoco_1_1WhitespaceToken.js

1var classPoco_1_1WhitespaceToken =2[3    [ "WhitespaceToken", "classPoco_1_1WhitespaceToken.html#aad743cfb355698179ed3ee97c94a0ca9", null ],4    [ "~WhitespaceToken", "classPoco_1_1WhitespaceToken.html#ab41e81e860ceafadd27e9f13fc7267c6", null ],5    [ "finish", "classPoco_1_1WhitespaceToken.html#a75148421a7ec0ff4da3647fe6a9938b5", null ],6    [ "start", "classPoco_1_1WhitespaceToken.html#a5097659d6f699961c2c4276a77320efd", null ],7    [ "tokenClass", "classPoco_1_1WhitespaceToken.html#a4bc1cd710815f47b2554e16bbd5ff4b7", null ]...

class_r_tools___n_t_s_1_1_util_1_1_whitespace_token.js

Source:class_r_tools___n_t_s_1_1_util_1_1_whitespace_token.js

1var class_r_tools___n_t_s_1_1_util_1_1_whitespace_token =2[3    [ "WhitespaceToken", "class_r_tools___n_t_s_1_1_util_1_1_whitespace_token.html#afcdd3f2dfc8ca17cb692ca0c0f2375d8", null ],4    [ "WhitespaceToken", "class_r_tools___n_t_s_1_1_util_1_1_whitespace_token.html#a4724c5475ff447ef00437210f0f87201", null ]...

Using AI Code Generation

1const { chromium } = require('playwright');2(async () => {3    const browser = await chromium.launch();4    const page = await browser.newPage();5    await page.type('input[title="Search"]', 'Hello World');6    await page.keyboard.press('Enter');7    await page.waitForLoadState('load');8    await page.screenshot({ path: `example.png` });9    await browser.close();10})();11    at CDPSession.send (/home/username/node_modules/playwright-core/lib/cjs/server/cdpsession.js:130:13)12    at ExecutionContext._evaluateInternal (/home/username/node_modules/playwright-core/lib/cjs/server/frames.js:477:50)13    at ExecutionContext.evaluate (/home/username/node_modules/playwright-core/lib/cjs/server/frames.js:402:21)14    at ElementHandle.evaluate (/home/username/node_modules/playwright-core/lib/cjs/server/frames.js:100:33)15    at ElementHandle.textContent (/home/username/node_modules/playwright-core/lib/cjs/server/frames.js:117:31)

Using AI Code Generation

1const { WhitespaceToken } = require('playwright/lib/utils/dom');2const { chromium } = require('playwright');3(async () => {4  const browser = await chromium.launch();5  const context = await browser.newContext();6  const page = await context.newPage();7  const tokens = await page.$eval('body', (body) => {8    const text = body.textContent;9    const whitespaceToken = new WhitespaceToken();10    const tokens = whitespaceToken.tokenize(text);11    return tokens;12  });13  console.log(tokens);14  await browser.close();15})();16  {17  },18  {19  },20  {21  },22  {23  },24  {25  },26  {27  },28  {29  },30  {31  },32  {

Using AI Code Generation

1const { WhitespaceToken } = require('playwright/lib/protocol/protocol');2console.log(WhitespaceToken);3const { WhitespaceToken } = require('playwright/lib/protocol/protocol');4console.log(WhitespaceToken);5const { WhitespaceToken } = require('playwright/lib/protocol/protocol');6console.log(WhitespaceToken);7const { WhitespaceToken } = require('playwright/lib/protocol/protocol');8console.log(WhitespaceToken);9const { WhitespaceToken } = require('playwright/lib/protocol/protocol');10console.log(WhitespaceToken);11const { WhitespaceToken } = require('playwright/lib/protocol/protocol');12console.log(WhitespaceToken);13const { WhitespaceToken } = require('playwright/lib/protocol/protocol');14console.log(WhitespaceToken);15const { WhitespaceToken } = require('playwright/lib/protocol/protocol');16console.log(WhitespaceToken);17const { WhitespaceToken } = require('playwright/lib/protocol/protocol');18console.log(WhitespaceToken);19const { WhitespaceToken } = require('playwright/lib/protocol/protocol');20console.log(WhitespaceToken);21const { WhitespaceToken } = require('playwright/lib/protocol/protocol');22console.log(WhitespaceToken);23const { WhitespaceToken } = require('playwright/lib/protocol/protocol');24console.log(WhitespaceToken);25const { WhitespaceToken } = require('playwright/lib/protocol/protocol');26console.log(WhitespaceToken);27const { WhitespaceToken } = require('playwright/lib/protocol/protocol

Using AI Code Generation

1const { WhitespaceToken } = require('playwright/lib/server/frames');2const { Frame } = require('playwright/lib/server/frames');3const { Page } = require('playwright/lib/server/page');4const { ElementHandle } = require('playwright/lib/server/dom');5const { Element } = require('playwright/lib/server/dom');6const { EventEmitter } = require('events');7const { WhitespaceToken } = require('playwright/lib/server/frames');8const { Frame } = require('playwright/lib/server/frames');9const { Page } = require('playwright/lib/server/page');10const { ElementHandle } = require('playwright/lib/server/dom');11const { Element } = require('playwright/lib/server/dom');12const { EventEmitter } = require('events');13const { Frame } = require('playwright/lib/server/frames');14const { Page } = require('playwright/lib/server/page');15const { ElementHandle } = require('playwright/lib/server/dom');16const { Element } = require('playwright/lib/server/dom');17const { EventEmitter } = require('events');18const { Frame } = require('playwright/lib/server/frames');19const { Page } = require('playwright/lib/server/page');20const { ElementHandle } = require('playwright/lib/server/dom');21const { Element } = require('playwright/lib/server/dom');22const { EventEmitter } = require('events');23const { Frame } = require('playwright/lib/server/frames');24const { Page } = require('playwright/lib/server/page');25const { ElementHandle } = require('playwright/lib/server/dom');26const { Element } = require('playwright/lib/server/dom');27const { EventEmitter } = require('events');28const { WhitespaceToken } = require('playwright/lib/server/frames');29const { Frame } = require('playwright/lib/server/frames');30const { Page } = require('playwright/lib/server/page');31const { ElementHandle } = require('playwright/lib/server/dom');32const { Element } = require('playwright/lib/server/dom');33const { EventEmitter } = require('events');34const { WhitespaceToken } = require('playwright/lib/server/frames');35const { Frame } = require('playwright/lib/server/frames

Using AI Code Generation

1const { WhitespaceToken } = require('playwright/lib/client/protocol');2console.log(WhitespaceToken);3const { WhitespaceToken } = require('playwright');4console.log(WhitespaceToken);5function WhitespaceToken(value) {6  this.value = value;7}8function WhitespaceToken(value) {9  this.value = value;10}

Using AI Code Generation

1const { WhitespaceToken } = require('@playwright/test/lib/utils/tokens');2const { expect } = require('@playwright/test');3const { test, expect } = require('@playwright/test');4const { test, expect } = require('@playwright/test');5test('test', async ({ page }) => {6    const token = new WhitespaceToken();

Using AI Code Generation

1const { WhitespaceToken } = require('playwright/lib/server/supplements/recorder/recorderTypes');2const whitespaceToken = new WhitespaceToken();3console.log(whitespaceToken);4await page.click(whitespaceToken);5const { WhitespaceToken } = require('playwright/lib/server/supplements/recorder/recorderTypes');6const whitespaceToken = new WhitespaceToken();7console.log(whitespaceToken);8await page.click(whitespaceToken);9const { WhitespaceToken } = require('playwright/lib/server/supplements/recorder/recorderTypes');10const whitespaceToken = new WhitespaceToken();11console.log(whitespaceToken);12await page.click(whitespaceToken);13const { WhitespaceToken } = require('playwright/lib/server/supplements/recorder/recorderTypes');14const whitespaceToken = new WhitespaceToken();15console.log(whitespaceToken);16await page.click(whitespaceToken);17const { WhitespaceToken } = require('playwright/lib/server/supplements/recorder/recorderTypes');18const whitespaceToken = new WhitespaceToken();19console.log(whitespaceToken);20await page.click(whitespaceToken);21const { WhitespaceToken } = require('playwright/lib/server/supplements/recorder/recorderTypes');22const whitespaceToken = new WhitespaceToken();23console.log(whitespaceToken);24await page.click(whitespaceToken);25const { WhitespaceToken } = require('playwright/lib/server/supplements/recorder/recorderTypes');26const whitespaceToken = new WhitespaceToken();27console.log(whitespaceToken);28await page.click(whitespaceToken);29const { WhitespaceToken } = require('playwright/lib/server/supplements/recorder/recorderTypes');30const whitespaceToken = new WhitespaceToken();31console.log(whitespaceToken);32await page.click(whitespaceToken);33const { WhitespaceToken } = require('playwright/lib/server/supplements/rec

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:

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.
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.
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.
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.
Inputs And Buttons In Playwright: Every website has Input boxes and buttons; learn about testing inputs and buttons with different scenarios and examples.
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.
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.
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.
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.
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.
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.
Playwright Video Tutorial: Watch the video tutorials on Playwright testing from experts and get a consecutive in-depth explanation of Playwright automation testing.