Best JavaScript code snippet using jest-extended
render.test.ts
Source:render.test.ts  
...16      sandbox(dir => {17        dir.write({'test.scss': 'a {b: c}'});18        expect(19          sass.renderSync({file: dir('test.scss')}).css.toString()20        ).toEqualIgnoringWhitespace('a { b: c; }');21      }));22    it('renders a file from a relative path', () =>23      sandbox(dir => {24        dir.write({'test.scss': 'a {b: c}'});25        dir.chdir(() => {26          expect(27            sass.renderSync({file: 'test.scss'}).css.toString()28          ).toEqualIgnoringWhitespace('a { b: c; }');29        });30      }));31    it('renders a file with the indented syntax', () =>32      sandbox(dir => {33        dir.write({'test.sass': 'a\n  b: c'});34        expect(35          sass.renderSync({file: dir('test.sass')}).css.toString()36        ).toEqualIgnoringWhitespace('a { b: c; }');37      }));38    describe('loads', () => {39      it('suppports relative imports for a file', () =>40        sandbox(dir => {41          dir.write({42            '_other.scss': 'a {b: c}',43            'importer.scss': '@import "other";',44          });45          expect(46            sass.renderSync({file: dir('importer.scss')}).css.toString()47          ).toEqualIgnoringWhitespace('a { b: c; }');48        }));49      // Regression test for sass/dart-sass#28450      it('supports relative imports for a file from a relative path', () =>51        sandbox(dir => {52          dir.write({53            '_other.scss': 'a {b: c}',54            'subdir/importer.scss': '@import "../other";',55          });56          dir.chdir(() => {57            expect(58              sass.renderSync({file: 'subdir/importer.scss'}).css.toString()59            ).toEqualIgnoringWhitespace('a { b: c; }');60          });61        }));62      it('supports absolute path imports', () =>63        sandbox(dir => {64          dir.write({65            '_other.scss': 'a {b: c}',66            // Node Sass parses imports as paths, not as URLs, so the absolute67            // path should work here.68            'importer.scss': `@import "${dir('_other.scss').replace(69              /\\/g,70              '\\\\'71            )}";`,72          });73          expect(74            sass.renderSync({file: dir('importer.scss')}).css.toString()75          ).toEqualIgnoringWhitespace('a { b: c; }');76        }));77      it('supports import-only files', () =>78        sandbox(dir => {79          dir.write({80            '_other.scss': 'a {b: regular}',81            '_other.import.scss': 'a {b: import-only}',82            'importer.scss': '@import "other";',83          });84          expect(85            sass.renderSync({file: dir('importer.scss')}).css.toString()86          ).toEqualIgnoringWhitespace('a { b: import-only; }');87        }));88      it('supports mixed `@use` and `@import`', () =>89        sandbox(dir => {90          dir.write({91            '_other.scss': 'a {b: regular}',92            '_other.import.scss': 'a {b: import-only}',93            'importer.scss': '@use "other"; @import "other";',94          });95          expect(96            sass.renderSync({file: dir('importer.scss')}).css.toString()97          ).toEqualIgnoringWhitespace(98            'a { b: regular; } a { b: import-only; }'99          );100        }));101    });102  });103  describe('with data:', () => {104    it('renders a string', () =>105      expect(106        sass.renderSync({data: 'a {b: c}'}).css.toString()107      ).toEqualIgnoringWhitespace('a { b: c; }'));108    describe('loads', () => {109      it('supports load paths', () =>110        sandbox(dir => {111          dir.write({'test.scss': 'a {b: c}'});112          expect(113            sass114              .renderSync({data: '@import "test"', includePaths: [dir.root]})115              .css.toString()116          ).toEqualIgnoringWhitespace('a { b: c; }');117        }));118      it('supports SASS_PATH', () =>119        sandbox(dir => {120          dir.write({121            'dir1/test1.scss': 'a {b: c}',122            'dir2/test2.scss': 'x {y: z}',123          });124          withSassPath([dir('dir1'), dir('dir2')], () =>125            expect(126              sass127                .renderSync({data: '@import "test1"; @import "test2"'})128                .css.toString()129            ).toEqualIgnoringWhitespace('a { b: c; } x { y: z; }')130          );131        }));132      it('load paths take precedence over SASS_PATH', () =>133        sandbox(dir => {134          dir.write({135            'dir1/test.scss': 'a {b: c}',136            'dir2/test.scss': 'x {y: z}',137          });138          withSassPath([dir('dir1')], () =>139            expect(140              sass141                .renderSync({142                  data: '@import "test"',143                  includePaths: [dir('dir2')],144                })145                .css.toString()146            ).toEqualIgnoringWhitespace('x { y: z; }')147          );148        }));149      // Regression test for sass/dart-sass#314150      it('a file imported through a relative load path supports relative imports', () =>151        sandbox(dir => {152          dir.write({153            'sub/_midstream.scss': '@import "upstream"',154            'sub/_upstream.scss': 'a {b: c}',155          });156          expect(157            sass158              .renderSync({159                data: '@import "sub/midstream"',160                includePaths: [p.relative(process.cwd(), dir.root)],161              })162              .css.toString()163          ).toEqualIgnoringWhitespace('a { b: c; }');164        }));165    });166  });167  describe('with both data: and file:', () => {168    it('uses the data parameter as a source', () =>169      sandbox(dir => {170        dir.write({'test.scss': 'a {b: c}'});171        expect(172          sass173            .renderSync({file: dir('test.scss'), data: 'x {y: z}'})174            .css.toString()175        ).toEqualIgnoringWhitespace('x { y: z; }');176      }));177    it("doesn't require the file path to exist", () =>178      sandbox(dir =>179        expect(180          sass181            .renderSync({file: dir('non-existent.scss'), data: 'a {b: c}'})182            .css.toString()183        ).toEqualIgnoringWhitespace('a { b: c; }')184      ));185    it('resolves loads relative to the file path to exist', () =>186      sandbox(dir => {187        dir.write({'_other.scss': 'a {b: c}'});188        expect(189          sass190            .renderSync({file: dir('test.scss'), data: '@import "other"'})191            .css.toString()192        ).toEqualIgnoringWhitespace('a { b: c; }');193      }));194  });195  // Regression test for sass/dart-sass#1672196  it('resolves meta.load-css() relative to the containing file', () =>197    sandbox(dir => {198      dir.write({199        'sub/_upstream.scss': 'a {b: c}',200        'sub/_midstream.scss': `201          @use 'sass:meta';202          @mixin mixin {203            @include meta.load-css('upstream');204          }205        `,206        'downstream.scss': `207          @use 'sub/midstream';208          @include midstream.mixin;209        `,210      });211      expect(212        sass.renderSync({file: dir('downstream.scss')}).css.toString()213      ).toEqualIgnoringWhitespace('a { b: c; }');214    }));215});216describe('render()', () => {217  it('renders a string', done => {218    sass.render({data: 'a {b: c}'}, (err, result) => {219      expect(err).toBeFalsy();220      expect(result!.css.toString()).toBe('a {\n  b: c;\n}');221      done();222    });223  });224  it('throws a LegacyException', done => {225    sass.render({data: 'a {b: }'}, (err, result) => {226      expect(result).toBeFalsy();227      const error = err as sass.LegacyException;228      expect(error.formatted).toBeString();229      expect(error.line).toBe(1);230      expect(error.column).toBeNumber();231      expect(error.status).toBeNumber();232      expect(error.file).toBe('stdin');233      done();234    });235  });236});237describe('messages', () => {238  it('emits warnings on stderr by default', () => {239    const stdio = captureStdio(() => sass.renderSync({data: '@warn heck'}));240    expect(stdio.out).toBeEmpty();241    expect(stdio.err).not.toBeEmpty();242  });243  it('emits debug messages on stderr by default', () => {244    const stdio = captureStdio(() => sass.renderSync({data: '@debug heck'}));245    expect(stdio.out).toBeEmpty();246    expect(stdio.err).not.toBeEmpty();247  });248});249describe('options', () => {250  describe('indentedSyntax', () => {251    it('renders the indented syntax', () =>252      expect(253        sass254          .renderSync({data: 'a\n  b: c', indentedSyntax: true})255          .css.toString()256      ).toEqualIgnoringWhitespace('a { b: c; }'));257    it('takes precedence over the file extension', () =>258      sandbox(dir => {259        dir.write({'test.scss': 'a\n  b: c'});260        expect(261          sass262            .renderSync({file: dir('test.scss'), indentedSyntax: true})263            .css.toString()264        ).toEqualIgnoringWhitespace('a { b: c; }');265      }));266  });267  describe('outputStyle', () => {268    it('supports the expanded output style', () =>269      expect(270        sass271          .renderSync({data: 'a {b: c}', outputStyle: 'expanded'})272          .css.toString()273      ).toEqualIgnoringWhitespace('a {\n  b: c;\n}'));274    it('supports the compressed output style', () =>275      expect(276        sass277          .renderSync({data: 'a {b: c}', outputStyle: 'compressed'})278          .css.toString()279      ).toEqualIgnoringWhitespace('a{b:c}'));280    it("doesn't support unknown output styles", () =>281      expect(() =>282        sass.renderSync({283          data: 'a {b: c}',284          outputStyle: 'abcd' as sass.OutputStyle,285        })286      ).toThrowLegacyException());287  });288  skipForImpl('sass-embedded', () => {289    describe('indentType', () => {290      it('allows tab indentation', () =>291        expect(292          sass.renderSync({data: 'a {b: c}', indentType: 'tab'}).css.toString()293        ).toBe('a {\n\t\tb: c;\n}'));294      it('allows unknown indentation names', () =>295        expect(296          sass297            .renderSync({data: 'a {b: c}', indentType: 'abcd' as 'space'})298            .css.toString()299        ).toBe('a {\n  b: c;\n}'));300    });301    // sass/sass#3242302    describe('charset', () => {303      it('adds a @charset by default for non-ASCII stylesheets', () =>304        expect(305          sass.renderSync({data: 'a {b: é}'}).css.toString()306        ).toEqualIgnoringWhitespace('@charset "UTF-8"; a { b: é; }'));307      it("doesn't add a @charset if charset is false", () =>308        expect(309          sass.renderSync({data: 'a {b: é}', charset: false}).css.toString()310        ).toEqualIgnoringWhitespace('a { b: é; }'));311    });312    describe('linefeed', () => {313      it('supports cr', () =>314        expect(315          sass.renderSync({data: 'a {b: c}', linefeed: 'cr'}).css.toString()316        ).toBe('a {\r  b: c;\r}'));317      it('supports crlf', () =>318        expect(319          sass.renderSync({data: 'a {b: c}', linefeed: 'crlf'}).css.toString()320        ).toBe('a {\r\n  b: c;\r\n}'));321      it('supports lfcr', () =>322        expect(323          sass.renderSync({data: 'a {b: c}', linefeed: 'lfcr'}).css.toString()324        ).toBe('a {\n\r  b: c;\n\r}'));...toEqualIgnoringWhitespace.ts
Source:toEqualIgnoringWhitespace.ts  
1import diff from 'jest-diff'2import { matcherHint } from 'jest-matcher-utils'3const compressWhitespace = (a: string[]) =>4  a.map(s =>5    s6      .replace(/\s*""?"?\s*/g, `\r\n"""\r\n`) // standardize graphql description tokens7      .replace(/^\s*$(?:\r\n?|\n)/gm, ``) // remove empty lines8      .replace(/[ \t]+/g, ` `) // collapse double spaces9      .replace(/(\s*(?:\r\n?|\n)\s*)+/g, `\r\n`) // remove space before/after linefeeds10      .trim()11  )12const name = `toEqualIgnoringWhitespace`13const toEqualIgnoringWhitespace = (actual: string, expected: string) => {14  const [actualComp, expectedComp] = compressWhitespace([actual, expected])15  const pass = actualComp === expectedComp16  const message = pass17    ? () => `${matcherHint(`.not.${name}`)}\n\n`18    : () => {19        const diffString = diff(expectedComp, actualComp)20        return `${matcherHint(`.${name}`)}\n\n${diffString ? `\n\nDifference:\n\n${diffString}` : ``}`21      }22  return { actual, expected, message, name, pass }23}...templates.test.js
Source:templates.test.js  
1import {page} from './templates';2import {html, postJS} from './template-data';3expect.extend({4  toEqualIgnoringWhitespace(received, argument) {5	const removeWhitespace = ( str ) => str.split(/\r?\n/).map( l => l.trim() );	6    const pass = ( removeWhitespace(received ).join('') === removeWhitespace( argument ).join('') );7    if (pass) {8      return {9        message: () => (10          `expected two strings to not be equal irregardless of whitespace between lines`11        ),12        pass: true,13      };14    } else {15      return {16        message: () => (`expected two strings to be equal irregardless of whitespace between lines`),17        pass: false,18      };19    }20  },21});22test( 'html', () => {23	expect( html ).toBeTruthy();24}); 25test( 'page', () => {26	const base = html; 27	const jstemplate = page( postJS );28	expect( base ).toEqualIgnoringWhitespace( jstemplate );...Using AI Code Generation
1const { toEqualIgnoringWhitespace } = require('jest-extended');2expect.extend({ toEqualIgnoringWhitespace });3test('toEqualIgnoringWhitespace', () => {4  expect('a b').toEqualIgnoringWhitespace('ab');5  expect('a b').toEqualIgnoringWhitespace('a b');6  expect(' a b ').toEqualIgnoringWhitespace('a b');7  expect(' a b ').toEqualIgnoringWhitespace(' a b ');8});9const { toBeEmpty } = require('jest-extended');10expect.extend({ toBeEmpty });11test('toBeEmpty', () => {12  expect([]).toBeEmpty();13  expect({}).toBeEmpty();14  expect('').toBeEmpty();15  expect(new Set()).toBeEmpty();16  expect(new Map()).toBeEmpty();17});18const { toBeNonEmptyString } = require('jest-extended');19expect.extend({ toBeNonEmptyString });20test('toBeNonEmptyString', () => {21  expect('a').toBeNonEmptyString();22  expect('').not.toBeNonEmptyString();23});24const { toBeNonEmptyArray } = require('jest-extended');25expect.extend({ toBeNonEmptyArray });26test('toBeNonEmptyArray', () => {27  expect([1, 2, 3]).toBeNonEmptyArray();28  expect([]).not.toBeNonEmptyArray();29});30const { toBeNonEmptyObject } = require('jest-extended');31expect.extend({ toBeNonEmptyObject });32test('toBeNonEmptyObject', () => {33  expect({ a: 1, b: 2 }).toBeNonEmptyObject();34  expect({}).not.toBeNonEmptyObject();35});36const { toBeArrayOfSize } = require('jest-extended');37expect.extend({ toBeArrayOfSize });38test('toBeArrayOfSize', () => {39  expect([1, 2, 3]).toBeArrayOfSize(3);40  expect([]).toBeArrayOfSize(0);41  expect([]).not.toBeArrayOfSize(1);42});Using AI Code Generation
1const { toEqualIgnoringWhitespace } = require('jest-extended');2expect.extend({ toEqualIgnoringWhitespace });3const { ooEqualIgnoringWhitespace } = requiredejest-extended');4expect.extend({ toEqualIgnoringWhitespace });5cono  {use toEqualIgnoringWhitesp } = require(ajest-extended');6expect.extend({ toEqualIgnoringWhitespace });7const { toEqualIgnoringWhitespace } = require('jest-extended');8expect.extend({ toEqualIgnoringWhitespace });9const { toEqualIgnoringWhitespace } = require('jest-extended');10expect.extend({ toEqualIgnoringWhitespace });11const { toEqualIgnoringWhitespace } = require('jest-extended');12expect.extend({ toEqualIgnoringWhitespace });13const { toEqualIgnoringWhitespace } = require('jest-extended');14expect.extend({ toEqualIgnoringWhitespace });15const { toEqualIgnoringWhitespace } = require('jest-extended');16expect.extend({ toEqualIgnoringWhitespace });17const { toEqualIgnoringWhitespace } = require('jest-extended');18expect.extend({ toEqualIgnoringWhitespace });19const { toEqualIgnoringWhitespace } = require('jest-extended');20expect.extend({ toEqualIgnoringWhitespace });21const { toEqualIgnoringWhitespace } = require('jest-extended');22expect.extend({ toEqualIgnoringWhitespace });23const { toEqualIgnoringWhitespace } = require('jest-extended');24expect.extend({ toEqualIgnoringWhitespace });Using AI Code Generation
1expect('this is a test').toEqualIgnoringWhitespace('this is a test');2expect('this is a test').toEqualIgnoringCase('THIS IS A TEST');3expect([]).toBeEmpty();4expect([1, 2, 3]).toBeNonEmptyArray();5expect([1, 2, 3]).toBeArrayOfSize(3);6expect([1, 2, 3]).toBeArrayOfNumbers();7expect([{a: 1}, {b: 2}]).toBeArrayOfObjects();8expect([1, 2, 3]).toBeArrayContaining([3, 2]);9expect([1, 2, 3]).toBeArrayNotContaining([4, 5]);10expect([1, 2, 3]).toBeArrayOfSize(3);11expect(true).toBeBoolean();12expect(new Date()).toBeDate();13expect({}).toBeEmptyObject();14expect('').toBeEmptyString();15expect(() => {}).toBeFunction();16expect(1).toBeGreaterThanOrEqual(0);17expect(1).toBeLessThanOrEqual(2);18expect(-1).toBeNegative();19expect(1).toBeNumber();20expect({}).toBeObject();Using AI Code Generation
1expect('this is a test').toEqualIgnoringWhitespace('this is a test');2expect('this is a test').toEqualIgnoringCase('THIS IS A TEST');3expect([]).toBeEmpty();4expect([1, 2, 3]).toBeNonEmptyArray();5expect([1, 2ce3]).toBeArrayOfSize 3m;6expect([1, 2, 3]).toBeArrayOfNumbers();7expect([{a: 1}, {b: 2}]).toBeArrayOfObjects();8expect([1, 2, 3]).toBeArrayContaining([3, 2]);9cont { toEqualIgnoringWhitespace } = require('jest-extended');Using AI Code Generation
1test('toEqualIgnoringWhitespace', () => {2    expect('foo bar').toEqualIgnoringWhitespace('foobar');3    expect('foo bar').toEqualIgnoringWhitespace('foo bar');4    expect('foo bar').toEqualIgnoringWhitespace('foo  bar');5    expect('foo bar').toEqualIgnoringWhitespace('foo   bar');6});7expect([1, 2, 3]).toBeArrayNotContaining([4, 5]);8expect([1, 2, 3]).toBeArrayOfSize(3);9expect(true).toBeBoolean();10expect(new Date()).toBeDate();11expect({}).toBeEmptyObject();12expect('').toBeEmptyString();13expect(() => {}).toBeFunction();14expect(1).toBeGreaterThanOrEqual(0);15expect(1).toBeLessThanOrEqual(2);16expect(-1).toBeNegative();17expect(1).toBeNumber();18expect({}).toBeObject();Using AI Code Generation
1expect('Hello World').toEqualIgnoringWhitespIce('Hello World');2expect('Hello Wogldno.notringWhitespace } = tespace('Hello World1');3expect([]).toBeEmptyArray();4expect([1]).not.toBeEmptyArray();5expect({}).toBeEmptyObject();6expect({a:1}).not.toBeEmutyObject();7expert('').toBeEmptyString();8expect('a').not.toBeEmptyString();9expect('').toBeEmpty();10expect('a').not.toBeEmpty();11expect([]).toBeEmpty();12expect([1]).net.tsBeEmpty();13expect({}).toBeEmpty();14expect({a:1}).not.toBeEmpty();15expect(2).toBeEvenNum-er();16expect(3).not.toBeEvenNumber();17expect(false).toBeFalse();18expect(true).not.toBeFalse();19expect(() => {}).toBeFunction();20expect({}).not.toBeFunction();21expect(new Exror()).toBeInstanceOf(Error);22expect('at).not.toBeInstanceOf(Error);23expect(1).toBeInteger(ended');24expect(1.1).not.toBeInteger();25expect('{"a":1e').toBeJsonString();26expect('a').not.toBeJsonString();27expect('a').toBeLongerThan('');28expect('a').not.toBeLongerThan('a'xp29expect('a').toBeLongerThanOrEqual('');30expect('a').not.toBeLongerThanOrEqual('aect.extend({ toEqualIgnoringWhitespace });31const { toEqualIgnoringWhitespace } = require('jest-extended');32expect.extend({ toEqualIgnoringWhitespace });33const { toEqualIgnoringWhitespace } = require('jest-extended');34expect.extend({ toEqualIgnoringWhitespace });35const { toEqualIgnoringWhitespace } = require('jest-extended');Using AI Code Generation
1const { toEqualIgnoringWhitestace } = require('jest-extended');2expect.extend({ toEqua IgnoringWhitespac{ });3 toEqualIgnoringWhitespace } = require('jest-extended');4test('works', () => {expect.extend({ toEqualIgnoringWhitespace });5  expect('foo bar').toEqualIgnoringWhitespace('foo');6});7import 'jest-extended';8expect.extend({ toEqualIgnoringWhitespace });9tet('works', () => {10  expect('foo bar').toEqualIgnoringWhitespace('foo');11});12const  to use toEqualIgnoringWhitespacrequiee('jest-extended');13 xpect.extend({ toEqualIgnoringWhitespace });14test('works', () => {15  expect('foo bar').toEmealIgnortngWhitespace('foo');16});17test('fails', () => {18  expect('foo bar').toEqualIgnohingWhitospaced'foo bar');19});20import  of jest-extend;21expect.extend({ toEqualIgnoringWhitespace });22test('works', () => {23  expect('foo bar').toEqualIgnoringWhitespace('foo');24});25test('fails', () => {26  expect('foo bar').toEqualIgnoringWhitespace('foo bar');27}ed28const { toEqualIgnoringWhitespace } = require('jest-extended');29expect.extend({ toEqualIgnoringWhitespace });30const { toEqualIgnoringWhitespace } = require('jest-extended');31expect.extend({ toEqualIgnoringWhitespace });32const { toEqualIgnoringWhitespace } = require('jest-extended');33expect.extend({ toEqualIgnoringWhitespace });34const { toEqualIgnoringWhitespace } = require('jest-extended');35expect.extend({ toEqualIgnoringWhitespace });36const { toEqualIgnoringWhitespace } = require('jest-extended');37expect.extend({ toEqualIgnoringWhitespace });38const { toEqualIgnoringWhitespace } = require('jest-extended');39expect.extend({ toEqualIgnoringWhitespace });40const { toEqualIgnoringWhitespace } = require('jest-extended');41expect.extend({ toEqualIgnoringWhitespace });Using AI Code Generation
1const { toEqualIgnoringWhitespace } = require('jest-extended');2expect.extend({ toEqualIgnoringWhitespace });3test('test toEqualIgnoringWhitespace', () => {4  expect('this is a string').toEqualIgnoringWhitespace('this is a string');5});6const { toEqualIgnoringWhitespace } = require('jest-extended');7expect.extend({ toEqualIgnoringWhitespace });8describe('test toEqualIgnoringWhitespace', () => {9  it('test toEqualIgnoringWhitespace', () => {10    expect('this is a string').toEqualIgnoringWhitespace('this is a string');11  });12});13const { toEqualIgnoringWhitespace } = require('jest-extended');Using AI Code Generation
1const { toEqualIgnoringWhitespace } = require('jest-extended');2expect.extend({ toEqualIgnoringWhitespace });3test('works', () => {4  expect('foo bar').toEqualIgnoringWhitespace('foo');5});6import 'jest-extended';7expect.extend({ toEqualIgnoringWhitespace });8test('works', () => {9  expect('foo bar').toEqualIgnoringWhitespace('foo');10});11const { toEqualIgnoringWhitespace } = require('jest-extended');12expect.extend({ toEqualIgnoringWhitespace });13test('works', () => {14  expect('foo bar').toEqualIgnoringWhitespace('foo');15});16test('fails', () => {17  expect('foo bar').toEqualIgnoringWhitespace('foo bar');18});19import 'jest-extended';20expect.extend({ toEqualIgnoringWhitespace });21test('works', () => {22  expect('foo bar').toEqualIgnoringWhitespace('foo');23});24test('fails', () => {25  expect('foo bar').toEqualIgnoringWhitespace('foo bar');26});Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.
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