How to use isSymbol method in Playwright Internal
Best JavaScript code snippet using playwright-internal
compareOtherTypes.test.js
Source:compareOtherTypes.test.js 
1// @flow2import compareOtherTypes from '../compareOtherTypes';3describe('compareOtherTypes()', () => {4 it('should return -1, if the first value is a string and the second value is an array, object, function, NaN, Symbol, null or undefined', () => {5 const valueA = {6 chunks: [{ parsedNumber: undefined, normalizedString: 'a' }],7 value: 'a',8 };9 const valueB = {10 isArray: false,11 isFunction: false,12 isNaN: true,13 isNull: false,14 isObject: false,15 isSymbol: false,16 isUndefined: false,17 value: NaN,18 };19 expect(compareOtherTypes(valueA, valueB)).toBeLessThan(0);20 });21 it('should return 0, if both values are strings', () => {22 const valueA = {23 chunks: [{ parsedNumber: undefined, normalizedString: 'a' }],24 value: 'a',25 };26 const valueB = {27 chunks: [{ parsedNumber: undefined, normalizedString: 'b' }],28 value: 'b',29 };30 expect(compareOtherTypes(valueA, valueB)).toBe(0);31 });32 it('should return 1, if the first value is an array, object, function, NaN, Symbol, null or undefined and the second value is a string', () => {33 const valueA = {34 isArray: false,35 isFunction: false,36 isNaN: true,37 isNull: false,38 isObject: false,39 isSymbol: false,40 isUndefined: false,41 value: NaN,42 };43 const valueB = {44 chunks: [{ parsedNumber: undefined, normalizedString: 'a' }],45 value: 'a',46 };47 expect(compareOtherTypes(valueA, valueB)).toBeGreaterThan(0);48 });49 it('should return -1, if the first value is NaN and the second value is an array, object, function, Symbol, null or undefined', () => {50 const valueA = {51 isArray: false,52 isFunction: false,53 isNaN: true,54 isNull: false,55 isObject: false,56 isSymbol: false,57 isUndefined: false,58 value: NaN,59 };60 const valueB = {61 isArray: false,62 isFunction: false,63 isNaN: false,64 isNull: false,65 isObject: false,66 isSymbol: true,67 isUndefined: false,68 value: Symbol(),69 };70 expect(compareOtherTypes(valueA, valueB)).toBeLessThan(0);71 });72 it('should return 0, if both values are NaN', () => {73 const valueA = {74 isArray: false,75 isFunction: false,76 isNaN: true,77 isNull: false,78 isObject: false,79 isSymbol: false,80 isUndefined: false,81 value: NaN,82 };83 const valueB = {84 isArray: false,85 isFunction: false,86 isNaN: true,87 isNull: false,88 isObject: false,89 isSymbol: false,90 isUndefined: false,91 value: NaN,92 };93 expect(compareOtherTypes(valueA, valueB)).toBe(0);94 });95 it('should return 1, if the first value is an array, object, function, Symbol, null or undefined and the second value is NaN', () => {96 const valueA = {97 isArray: false,98 isFunction: false,99 isNaN: false,100 isNull: false,101 isObject: false,102 isSymbol: true,103 isUndefined: false,104 value: Symbol(),105 };106 const valueB = {107 isArray: false,108 isFunction: false,109 isNaN: true,110 isNull: false,111 isObject: false,112 isSymbol: false,113 isUndefined: false,114 value: NaN,115 };116 expect(compareOtherTypes(valueA, valueB)).toBeGreaterThan(0);117 });118 it('should return -1, if the first value is a Symbol and the second value is an array, object, function, null or undefined', () => {119 const valueA = {120 isArray: false,121 isFunction: false,122 isNaN: false,123 isNull: false,124 isObject: false,125 isSymbol: true,126 isUndefined: false,127 value: Symbol(),128 };129 const valueB = {130 isArray: false,131 isFunction: false,132 isNaN: false,133 isNull: false,134 isObject: true,135 isSymbol: false,136 isUndefined: false,137 value: {},138 };139 expect(compareOtherTypes(valueA, valueB)).toBeLessThan(0);140 });141 it('should return 0, if both values are a Symbol', () => {142 const valueA = {143 isArray: false,144 isFunction: false,145 isNaN: false,146 isNull: false,147 isObject: false,148 isSymbol: true,149 isUndefined: false,150 value: Symbol(),151 };152 const valueB = {153 isArray: false,154 isFunction: false,155 isNaN: false,156 isNull: false,157 isObject: false,158 isSymbol: true,159 isUndefined: false,160 value: Symbol(),161 };162 expect(compareOtherTypes(valueA, valueB)).toBe(0);163 });164 it('should return 1, if the first value is an array, object, function, null or undefined and the second value is a Symbol', () => {165 const valueA = {166 isArray: false,167 isFunction: false,168 isNaN: false,169 isNull: false,170 isObject: true,171 isSymbol: false,172 isUndefined: false,173 value: {},174 };175 const valueB = {176 isArray: false,177 isFunction: false,178 isNaN: false,179 isNull: false,180 isObject: false,181 isSymbol: true,182 isUndefined: false,183 value: Symbol(),184 };185 expect(compareOtherTypes(valueA, valueB)).toBeGreaterThan(0);186 });187 it('should return -1, if the first value is an object and the second value is an array, function, null or undefined', () => {188 const valueA = {189 isArray: false,190 isFunction: false,191 isNaN: false,192 isNull: false,193 isObject: true,194 isSymbol: false,195 isUndefined: false,196 value: {},197 };198 const valueB = {199 isArray: true,200 isFunction: false,201 isNaN: false,202 isNull: false,203 isObject: false,204 isSymbol: false,205 isUndefined: false,206 value: [],207 };208 expect(compareOtherTypes(valueA, valueB)).toBeLessThan(0);209 });210 it('should return 0, if both values are an object', () => {211 const valueA = {212 isArray: false,213 isFunction: false,214 isNaN: false,215 isNull: false,216 isObject: true,217 isSymbol: false,218 isUndefined: false,219 value: {},220 };221 const valueB = {222 isArray: false,223 isFunction: false,224 isNaN: false,225 isNull: false,226 isObject: true,227 isSymbol: false,228 isUndefined: false,229 value: { a: 1 },230 };231 expect(compareOtherTypes(valueA, valueB)).toBe(0);232 });233 it('should return 1, if the first value is an array, function, null or undefined and the second value is an object', () => {234 const valueA = {235 isArray: true,236 isFunction: false,237 isNaN: false,238 isNull: false,239 isObject: false,240 isSymbol: false,241 isUndefined: false,242 value: [],243 };244 const valueB = {245 isArray: false,246 isFunction: false,247 isNaN: false,248 isNull: false,249 isObject: true,250 isSymbol: false,251 isUndefined: false,252 value: {},253 };254 expect(compareOtherTypes(valueA, valueB)).toBeGreaterThan(0);255 });256 it('should return -1, if the first value is an array and the second value is an function, null or undefined', () => {257 const valueA = {258 isArray: true,259 isFunction: false,260 isNaN: false,261 isNull: false,262 isObject: false,263 isSymbol: false,264 isUndefined: false,265 value: [],266 };267 const valueB = {268 isArray: false,269 isFunction: true,270 isNaN: false,271 isNull: false,272 isObject: false,273 isSymbol: false,274 isUndefined: false,275 value: () => {},276 };277 expect(compareOtherTypes(valueA, valueB)).toBeLessThan(0);278 });279 it('should return 0, if both values are an array', () => {280 const valueA = {281 isArray: true,282 isFunction: false,283 isNaN: false,284 isNull: false,285 isObject: false,286 isSymbol: false,287 isUndefined: false,288 value: [],289 };290 const valueB = {291 isArray: true,292 isFunction: false,293 isNaN: false,294 isNull: false,295 isObject: false,296 isSymbol: false,297 isUndefined: false,298 value: [1, 2],299 };300 expect(compareOtherTypes(valueA, valueB)).toBe(0);301 });302 it('should return 1, if the first value is a function, null or undefined and the second value is an array', () => {303 const valueA = {304 isArray: false,305 isFunction: true,306 isNaN: false,307 isNull: false,308 isObject: false,309 isSymbol: false,310 isUndefined: false,311 value: () => {},312 };313 const valueB = {314 isArray: true,315 isFunction: false,316 isNaN: false,317 isNull: false,318 isObject: false,319 isSymbol: false,320 isUndefined: false,321 value: [],322 };323 expect(compareOtherTypes(valueA, valueB)).toBeGreaterThan(0);324 });325 it('should return -1, if the first value is a function and the second value is null or undefined', () => {326 const valueA = {327 isArray: false,328 isFunction: true,329 isNaN: false,330 isNull: false,331 isObject: false,332 isSymbol: false,333 isUndefined: false,334 value: () => {},335 };336 const valueB = {337 isArray: false,338 isFunction: false,339 isNaN: false,340 isNull: true,341 isObject: false,342 isSymbol: false,343 isUndefined: false,344 value: null,345 };346 expect(compareOtherTypes(valueA, valueB)).toBeLessThan(0);347 });348 it('should return 0, if both values are a function', () => {349 const valueA = {350 isArray: false,351 isFunction: true,352 isNaN: false,353 isNull: false,354 isObject: false,355 isSymbol: false,356 isUndefined: false,357 value: () => {},358 };359 const valueB = {360 isArray: false,361 isFunction: true,362 isNaN: false,363 isNull: false,364 isObject: false,365 isSymbol: false,366 isUndefined: false,367 value: function a() {},368 };369 expect(compareOtherTypes(valueA, valueB)).toBe(0);370 });371 it('should return 1, if the first value is null or undefined and the second value is a function', () => {372 const valueA = {373 isArray: false,374 isFunction: false,375 isNaN: false,376 isNull: true,377 isObject: false,378 isSymbol: false,379 isUndefined: false,380 value: null,381 };382 const valueB = {383 isArray: false,384 isFunction: true,385 isNaN: false,386 isNull: false,387 isObject: false,388 isSymbol: false,389 isUndefined: false,390 value: () => {},391 };392 expect(compareOtherTypes(valueA, valueB)).toBeGreaterThan(0);393 });394 it('should return -1, if the first value is null and the second value is undefined', () => {395 const valueA = {396 isArray: false,397 isFunction: false,398 isNaN: false,399 isNull: true,400 isObject: false,401 isSymbol: false,402 isUndefined: false,403 value: null,404 };405 const valueB = {406 isArray: false,407 isFunction: false,408 isNaN: false,409 isNull: false,410 isObject: false,411 isSymbol: false,412 isUndefined: true,413 value: undefined,414 };415 expect(compareOtherTypes(valueA, valueB)).toBeLessThan(0);416 });417 it('should return 0, if both values are null', () => {418 const valueA = {419 isArray: false,420 isFunction: false,421 isNaN: false,422 isNull: true,423 isObject: false,424 isSymbol: false,425 isUndefined: false,426 value: null,427 };428 const valueB = {429 isArray: false,430 isFunction: false,431 isNaN: false,432 isNull: true,433 isObject: false,434 isSymbol: false,435 isUndefined: false,436 value: null,437 };438 expect(compareOtherTypes(valueA, valueB)).toBe(0);439 });440 it('should return 1, if the first value is undefined and the second value is null', () => {441 const valueA = {442 isArray: false,443 isFunction: false,444 isNaN: false,445 isNull: false,446 isObject: false,447 isSymbol: false,448 isUndefined: true,449 value: undefined,450 };451 const valueB = {452 isArray: false,453 isFunction: false,454 isNaN: false,455 isNull: true,456 isObject: false,457 isSymbol: false,458 isUndefined: false,459 value: null,460 };461 expect(compareOtherTypes(valueA, valueB)).toBeGreaterThan(0);462 });...
characterLatex.js
Source:characterLatex.js
1const characterLatex = {2 operator: [3 { symbol: "-", name: "minus", latex: "-", isSymbol: true },4 { symbol: "+", name: "plus", latex: "+", isSymbol: true },5 { symbol: "Ã", name: "times", latex: "\\times", isSymbol: true },6 { symbol: "÷", name: "division", latex: "\\div", isSymbol: true },7 { symbol: "±", name: "plus-minus", latex: "\\pm", isSymbol: true },8 { symbol: "=", name: "equal", latex: "=", isSymbol: true },9 { symbol: "â ", name: "not equal", latex: "\\ne", isSymbol: true },10 // { symbol: "â", name: "", latex: "\\fallingdotseq", isSymbol: true },11 { symbol: ">", name: "greater than", latex: ">", isSymbol: true },12 { symbol: "<", name: "less than", latex: "<", isSymbol: true },13 { symbol: "â¥", name: "greater than or equal to", latex: "\\ge", isSymbol: true },14 { symbol: "â¤", name: "less than or equal to", latex: "\\le", isSymbol: true },15 { symbol: "â", name: "right arrow", latex: "\\to", isSymbol: true },16 { symbol: "â", name: "left arrow", latex: "\\gets", isSymbol: true },17 { symbol: "â", name: "up arrow", latex: "\\uparrow", isSymbol: true },18 { symbol: "â", name: "down arrow", latex: "\\downarrow", isSymbol: true },19 { symbol: "â", name: "infinity", latex: "\\infty", isSymbol: false },20 { symbol: "â´", name: "therefore", latex: "\\therefore", isSymbol: true },21 { symbol: "âµ", name: "because", latex: "\\because", isSymbol: true },22 ],23 character: [24 { symbol: "α", name: "alpha", latex: "\\alpha", isSymbol: true },25 { symbol: "β", name: "beta", latex: "\\beta", isSymbol: true },26 { symbol: "γ", name: "gamma", latex: "\\gamma", isSymbol: true },27 { symbol: "δ", name: "delta", latex: "\\delta", isSymbol: true },28 { symbol: "ε", name: "epsilon", latex: "\\epsilon", isSymbol: true },29 { symbol: "ζ", name: "zeta", latex: "\\zeta", isSymbol: true },30 { symbol: "η", name: "eta", latex: "\\eta", isSymbol: true },31 { symbol: "θ", name: "theta", latex: "\\theta", isSymbol: true },32 { symbol: "ι", name: "iota", latex: "\\iota", isSymbol: true },33 { symbol: "κ", name: "kappa", latex: "\\kappa", isSymbol: true },34 { symbol: "λ", name: "lambda", latex: "\\lambda", isSymbol: true },35 { symbol: "μ", name: "mu", latex: "\\mu", isSymbol: true },36 { symbol: "ν", name: "nu", latex: "\\nu", isSymbol: true },37 { symbol: "ξ", name: "xi", latex: "\\xi", isSymbol: true },38 // { symbol: "ο", name: "omicron", latex: "\\omikron", isSymbol: true },39 { symbol: "Ï", name: "pi", latex: "\\pi", isSymbol: true },40 { symbol: "Ï", name: "rho", latex: "\\rho", isSymbol: true },41 { symbol: "Ï", name: "sigma", latex: "\\sigma", isSymbol: true },42 { symbol: "Ï", name: "tau", latex: "\\tau", isSymbol: true },43 { symbol: "Ï
", name: "upsilon", latex: "\\upsilon", isSymbol: true },44 { symbol: "Ï", name: "phi", latex: "\\phi", isSymbol: true },45 { symbol: "Ï", name: "chi", latex: "\\chi", isSymbol: true },46 { symbol: "Ï", name: "psi", latex: "\\psi", isSymbol: true },47 { symbol: "Ï", name: "omega", latex: "\\omega", isSymbol: true },48 ],49 formula: [50 { symbol: "log", name: "log", latex: "\\log_{ }", isSymbol: true },51 { symbol: "ln", name: "ln", latex: "\\ln", isSymbol: true },52 { symbol: "lim", name: "limit", latex: "\\lim_{ }", isSymbol: true },53 { symbol: "\\sqrt{\\ }", name: "square root", latex: "\\sqrt{ }", isSymbol: true },54 { symbol: "Σ", name: "sigma", latex: "\\sum", isSymbol: true },55 { symbol: "â", name: "product", latex: "\\prod", isSymbol: false },56 { symbol: "â«", name: "integral", latex: "\\int", isSymbol: false },57 { symbol: "â®", name: "contour integral", latex: "\\oint_{ }^{ }", isSymbol: true },58 // { symbol: "â¬", name: "", latex: "\\iint", isSymbol: true },59 ],60 example: [61 { symbol: "ax^2+bx+c=0", name: "ì´ì°¨ ë°©ì ì", latex: "ax^2+bx+c=0", isSymbol: true },62 { symbol: "D=b^2-4ac", name: "íë³ì", latex: "D=b^2-4ac", isSymbol: true },63 { symbol: "\\frac{-b\\pm\\sqrt{b^2-4ac}}{2a}", name: "ê·¼ì ê³µì", latex: "\\frac{-b\\pm\\sqrt{b^2-4ac}}{2a}", isSymbol: true },64 { symbol: "_nP_r=\\frac{n!}{\\left(n-r\\right)!}", name: "ìì´", latex: "_nP_r=\\frac{n!}{\\left(n-r\\right)!}", isSymbol: true },65 { symbol: "_nC_r=\\frac{_nP_r}{r!}=\\frac{n!}{r!\\left(n-r\\right)!}", name: "ì¡°í©", latex: "_nC_r=\\frac{_nP_r}{r!}=\\frac{n!}{r!\\left(n-r\\right)!}", isSymbol: true },66 { symbol: "a_n=a+\\left(n-1\\right)d", name: "ë±ì°¨ìì´ì ì¼ë°í", latex: "a_n=a+\\left(n-1\\right)d", isSymbol: true },67 { symbol: "2a_{n+1}=a_n+a_{n+2}", name: "ë±ì°¨ìì´ì ì¡°ê±´", latex: "2a_{n+1}=a_n+a_{n+2}", isSymbol: true },68 { symbol: "S_n=\\frac{n\\left(a+1\\right)}{2}", name: "ë±ì°¨ìì´ì í©", latex: "S_n=\\frac{n\\left(a+1\\right)}{2}", isSymbol: true },69 { symbol: "\\frac{2}{a_{n+1}}=\\frac{1}{a_n}+\\frac{1}{a_{n+2}}", name: "ì¡°íìì´ì ì¡°ê±´", latex: "\\frac{2}{a_{n+1}}=\\frac{1}{a_n}+\\frac{1}{a_{n+2}}", isSymbol: true },70 { symbol: "a_n=ar^{n-1}\\quad \\left(ë¨,\\quad r\\ne 0\\right)", name: "ë±ë¹ìì´ì ì¼ë°í", latex: "a_n=ar^{n-1}\\quad \\left(ë¨,\\quad r\\ne 0\\right)", isSymbol: true },71 { symbol: "x=\\pm \\sqrt{ab}\\left(a_{n+1}\\right)^2=a_na_{n+2}", name: "ë±ë¹ìì´ì ì¡°ê±´", latex: "x=\\pm \\sqrt{ab}\\left(a_{n+1}\\right)^2=a_na_{n+2}", isSymbol: true },72 { symbol: "S_n=\\frac{a\\left(r^n-1\\right)}{r-1}", name: "ë±ë¹ìì´ì í©", latex: "S_n=\\frac{a\\left(r^n-1\\right)}{r-1}", isSymbol: true },73 { symbol: "\\sum _{ }^{ }k=\\frac{n\\left(n+1\\right)}{2}", name: "ìì´ì í©", latex: "\\sum _{ }^{ }k=\\frac{n\\left(n+1\\right)}{2}", isSymbol: true },74 { symbol: "\\sum _{k=1}^nk^2=\\frac{n\\left(n+1\\right)\\left(2n+1\\right)}{6}", name: "ê±°ëì ê³±ì í©", latex: "\\sum _{k=1}^nk^2=\\frac{n\\left(n+1\\right)\\left(2n+1\\right)}{6}", isSymbol: true },75 ],76};...
isSymbol.js
Source:isSymbol.js
...9 .function(isSymbol);10 }); // end it11 it('should return true for Symbol references', () => {12 unit13 .bool(isSymbol(Symbol()))14 .isTrue()15 .bool(isSymbol(Symbol.iterator))16 .isTrue()17 .bool(isSymbol(Symbol.unscopables))18 .isTrue();19 }); // end it20 it('should return false for Set objects', () => {21 unit22 .bool(isSymbol(new Set()))23 .isFalse()24 .bool(isSymbol(new Set([4])))25 .isFalse();26 }); // end it27 it('should return false for WeakSet objects', () => {28 unit29 .bool(isSymbol(new WeakSet()))30 .isFalse()31 .bool(isSymbol(new WeakSet([32 {33 a: 4,34 },35 ])))36 .isFalse();37 }); // end it38 it('should return false for Map objects', () => {39 unit40 .bool(isSymbol(new Map()))41 .isFalse()42 .bool(isSymbol(new Map([['value', '3']])))43 .isFalse();44 }); // end it45 it('should return false for WeakMap objects', () => {46 unit47 .bool(isSymbol(new WeakMap()))48 .isFalse()49 .bool(isSymbol(new WeakMap([50 [51 {52 a: 4,53 },54 4,55 ],56 ])))57 .isFalse();58 }); // end it59 it('should return false for integers', () => {60 unit61 .bool(isSymbol(1))62 .isFalse()63 .bool(isSymbol(234987))64 .isFalse()65 .bool(isSymbol(-239874))66 .isFalse()67 .bool(isSymbol(0))68 .isFalse();69 }); // end it70 it('should return false for floats', () => {71 unit72 .bool(isSymbol(1.1))73 .isFalse()74 .bool(isSymbol(-0.4))75 .isFalse()76 .bool(isSymbol(234.4))77 .isFalse()78 .bool(isSymbol(54.00000000001))79 .isFalse();80 }); // end it81 it('should return false for strings', () => {82 unit83 .bool(isSymbol('adsf'))84 .isFalse()85 .bool(isSymbol('34.6'))86 .isFalse()87 .bool(isSymbol('-45fg'))88 .isFalse();89 }); // end it90 it('should return false for objects', () => {91 unit92 .bool(isSymbol({}))93 .isFalse()94 .bool(isSymbol(new String('asd')))95 .isFalse()96 .bool(isSymbol({97 a: 5,98 }))99 .isFalse();100 }); // end it101 it('should return false for arrays', () => {102 unit103 .bool(isSymbol([]))104 .isFalse()105 .bool(isSymbol([1, 2]))106 .isFalse()107 .bool(isSymbol(['a', {}, 6]))108 .isFalse();109 }); // end it...
isSymbol.test.js
Source:isSymbol.test.js
...4import isSymbol from '../isSymbol.js';5describe('isSymbol', function() {6 it('should return `true` for symbols', function() {7 if (Symbol) {8 assert.strictEqual(isSymbol(symbol), true);9 assert.strictEqual(isSymbol(Object(symbol)), true);10 }11 });12 it('should return `false` for non-symbols', function() {13 var expected = lodashStable.map(falsey, stubFalse);14 var actual = lodashStable.map(falsey, function(value, index) {15 return index ? isSymbol(value) : isSymbol();16 });17 assert.deepStrictEqual(actual, expected);18 assert.strictEqual(isSymbol(args), false);19 assert.strictEqual(isSymbol([1, 2, 3]), false);20 assert.strictEqual(isSymbol(true), false);21 assert.strictEqual(isSymbol(new Date), false);22 assert.strictEqual(isSymbol(new Error), false);23 assert.strictEqual(isSymbol(_), false);24 assert.strictEqual(isSymbol(slice), false);25 assert.strictEqual(isSymbol({ '0': 1, 'length': 1 }), false);26 assert.strictEqual(isSymbol(1), false);27 assert.strictEqual(isSymbol(/x/), false);28 assert.strictEqual(isSymbol('a'), false);29 });30 it('should work with symbols from another realm', function() {31 if (Symbol && realm.symbol) {32 assert.strictEqual(isSymbol(realm.symbol), true);33 }34 });...
test.js
Source:test.js
1var isSymbol = require('./isSymbol');2describe('is/isSymbol', function () {3 it('checks if a value is classified as a Symbol primitive', function () {4 expect(isSymbol(Symbol())).toBe(true);5 expect(isSymbol(Symbol('foo'))).toBe(true);6 expect(isSymbol(Symbol.for('foo'))).toBe(true);7 expect(isSymbol(Symbol.iterator)).toBe(true);8 expect(isSymbol('foo')).toBe(false);9 expect(isSymbol(123)).toBe(false);10 expect(isSymbol(NaN)).toBe(false);11 expect(isSymbol(true)).toBe(false);12 expect(isSymbol(null)).toBe(false);13 expect(isSymbol(undefined)).toBe(false);14 expect(isSymbol({})).toBe(false);15 expect(isSymbol([])).toBe(false);16 expect(isSymbol(new Set())).toBe(false);17 expect(isSymbol(new WeakSet())).toBe(false);18 expect(isSymbol(new Map())).toBe(false);19 expect(isSymbol(new WeakMap())).toBe(false);20 expect(isSymbol(new Date())).toBe(false);21 });...
index.test.js
Source:index.test.js
2/* eslint-disable @typescript-eslint/no-var-requires */3const { isSymbol } = require('../../../dist/lib/es5');4describe('isSymbol', () => {5 test('basic', () => {6 expect(isSymbol(null)).toBe(false);7 expect(isSymbol(undefined)).toBe(false);8 expect(isSymbol({})).toBe(false);9 expect(isSymbol([])).toBe(false);10 expect(isSymbol('')).toBe(false);11 expect(isSymbol(25)).toBe(false);12 expect(isSymbol(false)).toBe(false);13 expect(isSymbol(() => undefined)).toBe(false);14 expect(isSymbol(Symbol('symbol'))).toBe(true);15 expect(isSymbol(new Date())).toBe(false);16 });...
isSymbol.spec.js
Source:isSymbol.spec.js
...3 it('should be a function', () => {4 expect(isSymbol).to.be.a('function');5 });6 it('should evaluate if the given value is of type symbol', () => {7 expect(isSymbol(Symbol('1'))).to.be.true;8 expect(isSymbol(Symbol(200))).to.be.true;9 expect(isSymbol(null)).to.be.false;10 expect(isSymbol(undefined)).to.be.false;11 expect(isSymbol(0)).to.be.false;12 expect(isSymbol('1')).to.be.false;13 expect(isSymbol('value')).to.be.false;14 expect(isSymbol({})).to.be.false;15 expect(isSymbol([])).to.be.false;16 });...
Using AI Code Generation
1const { isSymbol } = require('playwright/lib/utils/utils');2console.log(isSymbol(Symbol('symbol')));3const { isSymbol } = require('playwright/lib/utils/utils');4console.log(isSymbol('symbol'));5const { isSymbol } = require('playwright/lib/utils/utils');6console.log(isSymbol(null));7const { isSymbol } = require('playwright/lib/utils/utils');8console.log(isSymbol(undefined));9const { isSymbol } = require('playwright/lib/utils/utils');10console.log(isSymbol(123));11const { isSymbol } = require('playwright/lib/utils/utils');12console.log(isSymbol(true));13const { isSymbol } = require('playwright/lib/utils/utils');14console.log(isSymbol({}));15const { isSymbol } = require('playwright/lib/utils/utils');16console.log(isSymbol([]));17const { isSymbol } = require('playwright/lib/utils/utils');18console.log(isSymbol(() => {}));19const { isSymbol } = require('playwright/lib/utils/utils');20console.log(isSymbol(function() {}));21const { isSymbol } = require('playwright/lib/utils/utils');22console.log(isSymbol(new Date()));23const { isSymbol } =
Using AI Code Generation
1const { isSymbol } = require('playwright/lib/utils/utils');2const { isSymbol } = require('playwright/lib/utils/utils');3const { isSymbol } = require('playwright/lib/utils/utils');4const { isSymbol } = require('playwright/lib/utils/utils');5const { isSymbol } = require('playwright/lib/utils/utils');6const { isSymbol } = require('playwright/lib/utils/utils');7const { isSymbol } = require('playwright/lib/utils/utils');
Using AI Code Generation
1const { isSymbol } = require('playwright/lib/utils/utils');2const { test, expect } = require('@playwright/test');3test('Test isSymbol method', async ({ page }) => {4 expect(isSymbol(Symbol('test'))).toBe(true);5 expect(isSymbol('test')).toBe(false);6});7 ✓ Test isSymbol method (5ms)8 1 passed (1s)9const { isUndefined } = require('playwright/lib/utils/utils');10const { test, expect } = require('@playwright/test');11test('Test isUndefined method', async ({ page }) => {12 expect(isUndefined(undefined)).toBe(true);13 expect(isUndefined('test')).toBe(false);14});15 ✓ Test isUndefined method (4ms)16 1 passed (1s)17const { isWeakMap } = require('playwright/lib/utils/utils');18const { test, expect } = require('@playwright/test');19test('Test isWeakMap method', async ({ page }) => {20 expect(isWeakMap(new WeakMap())).toBe(true);21 expect(isWeakMap('test')).toBe(false);22});23 ✓ Test isWeakMap method (4ms)24 1 passed (1s)
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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.
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