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How to use AssertionError method in chai

Best JavaScript code snippet using chai

test.js

Source:test.js

1/* */ 2var assert = require('./assert');3var keys = Object.keys;4function makeBlock(f) {5  var args = Array.prototype.slice.call(arguments, 1);6  return function() {7    return f.apply(this, args);8  };9}10test('assert.ok', function() {11  assert.throws(makeBlock(assert, false), assert.AssertionError, 'ok(false)');12  assert.doesNotThrow(makeBlock(assert, true), assert.AssertionError, 'ok(true)');13  assert.doesNotThrow(makeBlock(assert, 'test', 'ok(\'test\')'));14  assert.throws(makeBlock(assert.ok, false), assert.AssertionError, 'ok(false)');15  assert.doesNotThrow(makeBlock(assert.ok, true), assert.AssertionError, 'ok(true)');16  assert.doesNotThrow(makeBlock(assert.ok, 'test'), 'ok(\'test\')');17});18test('assert.equal', function() {19  assert.throws(makeBlock(assert.equal, true, false), assert.AssertionError, 'equal');20  assert.doesNotThrow(makeBlock(assert.equal, null, null), 'equal');21  assert.doesNotThrow(makeBlock(assert.equal, undefined, undefined), 'equal');22  assert.doesNotThrow(makeBlock(assert.equal, null, undefined), 'equal');23  assert.doesNotThrow(makeBlock(assert.equal, true, true), 'equal');24  assert.doesNotThrow(makeBlock(assert.equal, 2, '2'), 'equal');25  assert.doesNotThrow(makeBlock(assert.notEqual, true, false), 'notEqual');26  assert.throws(makeBlock(assert.notEqual, true, true), assert.AssertionError, 'notEqual');27});28test('assert.strictEqual', function() {29  assert.throws(makeBlock(assert.strictEqual, 2, '2'), assert.AssertionError, 'strictEqual');30  assert.throws(makeBlock(assert.strictEqual, null, undefined), assert.AssertionError, 'strictEqual');31  assert.doesNotThrow(makeBlock(assert.notStrictEqual, 2, '2'), 'notStrictEqual');32});33test('assert.deepEqual - 7.2', function() {34  assert.doesNotThrow(makeBlock(assert.deepEqual, new Date(2000, 3, 14), new Date(2000, 3, 14)), 'deepEqual date');35  assert.throws(makeBlock(assert.deepEqual, new Date(), new Date(2000, 3, 14)), assert.AssertionError, 'deepEqual date');36});37test('assert.deepEqual - 7.3', function() {38  assert.doesNotThrow(makeBlock(assert.deepEqual, /a/, /a/));39  assert.doesNotThrow(makeBlock(assert.deepEqual, /a/g, /a/g));40  assert.doesNotThrow(makeBlock(assert.deepEqual, /a/i, /a/i));41  assert.doesNotThrow(makeBlock(assert.deepEqual, /a/m, /a/m));42  assert.doesNotThrow(makeBlock(assert.deepEqual, /a/igm, /a/igm));43  assert.throws(makeBlock(assert.deepEqual, /ab/, /a/));44  assert.throws(makeBlock(assert.deepEqual, /a/g, /a/));45  assert.throws(makeBlock(assert.deepEqual, /a/i, /a/));46  assert.throws(makeBlock(assert.deepEqual, /a/m, /a/));47  assert.throws(makeBlock(assert.deepEqual, /a/igm, /a/im));48  var re1 = /a/;49  re1.lastIndex = 3;50  assert.throws(makeBlock(assert.deepEqual, re1, /a/));51});52test('assert.deepEqual - 7.4', function() {53  assert.doesNotThrow(makeBlock(assert.deepEqual, 4, '4'), 'deepEqual == check');54  assert.doesNotThrow(makeBlock(assert.deepEqual, true, 1), 'deepEqual == check');55  assert.throws(makeBlock(assert.deepEqual, 4, '5'), assert.AssertionError, 'deepEqual == check');56});57test('assert.deepEqual - 7.5', function() {58  assert.doesNotThrow(makeBlock(assert.deepEqual, {a: 4}, {a: 4}));59  assert.doesNotThrow(makeBlock(assert.deepEqual, {60    a: 4,61    b: '2'62  }, {63    a: 4,64    b: '2'65  }));66  assert.doesNotThrow(makeBlock(assert.deepEqual, [4], ['4']));67  assert.throws(makeBlock(assert.deepEqual, {a: 4}, {68    a: 4,69    b: true70  }), assert.AssertionError);71  assert.doesNotThrow(makeBlock(assert.deepEqual, ['a'], {0: 'a'}));72  assert.doesNotThrow(makeBlock(assert.deepEqual, {73    a: 4,74    b: '1'75  }, {76    b: '1',77    a: 478  }));79  var a1 = [1, 2, 3];80  var a2 = [1, 2, 3];81  a1.a = 'test';82  a1.b = true;83  a2.b = true;84  a2.a = 'test';85  assert.throws(makeBlock(assert.deepEqual, keys(a1), keys(a2)), assert.AssertionError);86  assert.doesNotThrow(makeBlock(assert.deepEqual, a1, a2));87});88test('assert.deepEqual - instances', function() {89  var nbRoot = {toString: function() {90      return this.first + ' ' + this.last;91    }};92  function nameBuilder(first, last) {93    this.first = first;94    this.last = last;95    return this;96  }97  nameBuilder.prototype = nbRoot;98  function nameBuilder2(first, last) {99    this.first = first;100    this.last = last;101    return this;102  }103  nameBuilder2.prototype = nbRoot;104  var nb1 = new nameBuilder('Ryan', 'Dahl');105  var nb2 = new nameBuilder2('Ryan', 'Dahl');106  assert.doesNotThrow(makeBlock(assert.deepEqual, nb1, nb2));107  nameBuilder2.prototype = Object;108  nb2 = new nameBuilder2('Ryan', 'Dahl');109  assert.throws(makeBlock(assert.deepEqual, nb1, nb2), assert.AssertionError);110});111test('assert.deepEqual - ES6 primitives', function() {112  assert.throws(makeBlock(assert.deepEqual, null, {}), assert.AssertionError);113  assert.throws(makeBlock(assert.deepEqual, undefined, {}), assert.AssertionError);114  assert.throws(makeBlock(assert.deepEqual, 'a', ['a']), assert.AssertionError);115  assert.throws(makeBlock(assert.deepEqual, 'a', {0: 'a'}), assert.AssertionError);116  assert.throws(makeBlock(assert.deepEqual, 1, {}), assert.AssertionError);117  assert.throws(makeBlock(assert.deepEqual, true, {}), assert.AssertionError);118  if (typeof Symbol === 'symbol') {119    assert.throws(makeBlock(assert.deepEqual, Symbol(), {}), assert.AssertionError);120  }121});122test('assert.deepEqual - object wrappers', function() {123  assert.doesNotThrow(makeBlock(assert.deepEqual, new String('a'), ['a']));124  assert.doesNotThrow(makeBlock(assert.deepEqual, new String('a'), {0: 'a'}));125  assert.doesNotThrow(makeBlock(assert.deepEqual, new Number(1), {}));126  assert.doesNotThrow(makeBlock(assert.deepEqual, new Boolean(true), {}));127});128function thrower(errorConstructor) {129  throw new errorConstructor('test');130}131test('assert - Testing the throwing', function() {132  var aethrow = makeBlock(thrower, assert.AssertionError);133  aethrow = makeBlock(thrower, assert.AssertionError);134  assert.throws(makeBlock(thrower, assert.AssertionError), assert.AssertionError, 'message');135  assert.throws(makeBlock(thrower, assert.AssertionError), assert.AssertionError);136  assert.throws(makeBlock(thrower, assert.AssertionError));137  assert.throws(makeBlock(thrower, TypeError));138  var threw = false;139  try {140    assert.throws(makeBlock(thrower, TypeError), assert.AssertionError);141  } catch (e) {142    threw = true;143    assert.ok(e instanceof TypeError, 'type');144  }145  assert.equal(true, threw, 'a.throws with an explicit error is eating extra errors', assert.AssertionError);146  threw = false;147  try {148    assert.doesNotThrow(makeBlock(thrower, TypeError), assert.AssertionError);149  } catch (e) {150    threw = true;151    assert.ok(e instanceof TypeError);152  }153  assert.equal(true, threw, 'a.doesNotThrow with an explicit error is eating extra errors');154  try {155    assert.doesNotThrow(makeBlock(thrower, TypeError), TypeError);156  } catch (e) {157    threw = true;158    assert.ok(e instanceof assert.AssertionError);159  }160  assert.equal(true, threw, 'a.doesNotThrow is not catching type matching errors');161});162test('assert.ifError', function() {163  assert.throws(function() {164    assert.ifError(new Error('test error'));165  });166  assert.doesNotThrow(function() {167    assert.ifError(null);168  });169  assert.doesNotThrow(function() {170    assert.ifError();171  });172});173test('assert - make sure that validating using constructor really works', function() {174  var threw = false;175  try {176    assert.throws(function() {177      throw ({});178    }, Array);179  } catch (e) {180    threw = true;181  }182  assert.ok(threw, 'wrong constructor validation');183});184test('assert -  use a RegExp to validate error message', function() {185  assert.throws(makeBlock(thrower, TypeError), /test/);186});187test('assert - se a fn to validate error object', function() {188  assert.throws(makeBlock(thrower, TypeError), function(err) {189    if ((err instanceof TypeError) && /test/.test(err)) {190      return true;191    }192  });193});194test('assert - Make sure deepEqual doesn\'t loop forever on circular refs', function() {195  var b = {};196  b.b = b;197  var c = {};198  c.b = c;199  var gotError = false;200  try {201    assert.deepEqual(b, c);202  } catch (e) {203    gotError = true;204  }205  assert.ok(gotError);206});207test('assert - Ensure reflexivity of deepEqual with `arguments` objects', function() {208  var args = (function() {209    return arguments;210  })();211  assert.throws(makeBlock(assert.deepEqual, [], args), assert.AssertionError);212  assert.throws(makeBlock(assert.deepEqual, args, []), assert.AssertionError);213});214test('assert - test assertion message', function() {215  function testAssertionMessage(actual, expected) {216    try {217      assert.equal(actual, '');218    } catch (e) {219      assert.equal(e.toString(), ['AssertionError:', expected, '==', '""'].join(' '));220    }221  }222  testAssertionMessage(undefined, '"undefined"');223  testAssertionMessage(null, 'null');224  testAssertionMessage(true, 'true');225  testAssertionMessage(false, 'false');226  testAssertionMessage(0, '0');227  testAssertionMessage(100, '100');228  testAssertionMessage(NaN, '"NaN"');229  testAssertionMessage(Infinity, '"Infinity"');230  testAssertionMessage(-Infinity, '"-Infinity"');231  testAssertionMessage('', '""');232  testAssertionMessage('foo', '"foo"');233  testAssertionMessage([], '[]');234  testAssertionMessage([1, 2, 3], '[1,2,3]');235  testAssertionMessage(/a/, '"/a/"');236  testAssertionMessage(function f() {}, '"function f() {}"');237  testAssertionMessage({}, '{}');238  testAssertionMessage({239    a: undefined,240    b: null241  }, '{"a":"undefined","b":null}');242  testAssertionMessage({243    a: NaN,244    b: Infinity,245    c: -Infinity246  }, '{"a":"NaN","b":"Infinity","c":"-Infinity"}');247});248test('assert - regressions from node.js testcase', function() {249  var threw = false;250  try {251    assert.throws(function() {252      assert.ifError(null);253    });254  } catch (e) {255    threw = true;256    assert.equal(e.message, 'Missing expected exception..');257  }258  assert.ok(threw);259  try {260    assert.equal(1, 2);261  } catch (e) {262    assert.equal(e.toString().split('\n')[0], 'AssertionError: 1 == 2');263  }264  try {265    assert.equal(1, 2, 'oh no');266  } catch (e) {267    assert.equal(e.toString().split('\n')[0], 'AssertionError: oh no');268  }...

callContext.js

Source:callContext.js

1"use strict";2var sinon = require("sinon");3var AssertionError = require("chai").AssertionError;4var expect = require("chai").expect;5describe("Call context", function () {6    var spy = null;7    var target = null;8    var notTheTarget = null;9    beforeEach(function () {10        spy = sinon.spy();11        target = {};12        notTheTarget = {};13    });14    describe("calledOn", function () {15        it("should throw an assertion error if the spy is never called", function () {16            expect(function () {17                spy.should.have.been.calledOn(target);18            }).to.throw(AssertionError);19        });20        it("should throw an assertion error if the spy is called without a context", function () {21            spy();22            expect(function () {23                spy.should.have.been.calledOn(target);24            }).to.throw(AssertionError);25            expect(function () {26                spy.getCall(0).should.have.been.calledOn(target);27            }).to.throw(AssertionError);28        });29        it("should throw an assertion error if the spy is called on the wrong context", function () {30            spy.call(notTheTarget);31            expect(function () {32                spy.should.have.been.calledOn(target);33            }).to.throw(AssertionError);34            expect(function () {35                spy.getCall(0).should.have.been.calledOn(target);36            }).to.throw(AssertionError);37        });38        it("should not throw if the spy is called on the specified context", function () {39            spy.call(target);40            expect(function () {41                spy.should.have.been.calledOn(target);42            }).to.not.throw();43            expect(function () {44                spy.getCall(0).should.have.been.calledOn(target);45            }).to.not.throw();46        });47        it("should not throw if the spy is called on another context and also the specified context", function () {48            spy.call(notTheTarget);49            spy.call(target);50            expect(function () {51                spy.should.have.been.calledOn(target);52            }).to.not.throw();53            expect(function () {54                spy.getCall(1).should.have.been.calledOn(target);55            }).to.not.throw();56        });57    });58    describe("always calledOn", function () {59        it("should throw an assertion error if the spy is never called", function () {60            expect(function () {61                spy.should.always.have.been.calledOn(target);62            }).to.throw(AssertionError);63            expect(function () {64                spy.should.have.always.been.calledOn(target);65            }).to.throw(AssertionError);66            expect(function () {67                spy.should.have.been.always.calledOn(target);68            }).to.throw(AssertionError);69        });70        it("should throw an assertion error if the spy is called without a context", function () {71            spy();72            expect(function () {73                spy.should.always.have.been.calledOn(target);74            }).to.throw(AssertionError);75            expect(function () {76                spy.should.have.always.been.calledOn(target);77            }).to.throw(AssertionError);78            expect(function () {79                spy.should.have.been.always.calledOn(target);80            }).to.throw(AssertionError);81        });82        it("should throw an assertion error if the spy is called on the wrong context", function () {83            spy.call(notTheTarget);84            expect(function () {85                spy.should.always.have.been.calledOn(target);86            }).to.throw(AssertionError);87            expect(function () {88                spy.should.have.always.been.calledOn(target);89            }).to.throw(AssertionError);90            expect(function () {91                spy.should.have.been.always.calledOn(target);92            }).to.throw(AssertionError);93        });94        it("should not throw if the spy is called on the specified context", function () {95            spy.call(target);96            expect(function () {97                spy.should.always.have.been.calledOn(target);98            }).to.not.throw();99            expect(function () {100                spy.should.have.always.been.calledOn(target);101            }).to.not.throw();102            expect(function () {103                spy.should.have.been.always.calledOn(target);104            }).to.not.throw();105        });106        it("should throw an assertion error if the spy is called on another context and also the specified context",107        function () {108            spy.call(notTheTarget);109            spy.call(target);110            expect(function () {111                spy.should.always.have.been.calledOn(target);112            }).to.throw(AssertionError);113            expect(function () {114                spy.should.have.always.been.calledOn(target);115            }).to.throw(AssertionError);116            expect(function () {117                spy.should.have.been.always.calledOn(target);118            }).to.throw(AssertionError);119        });120    });...

assertionerror.test.js

Source:assertionerror.test.js

1import {VERSION} from '../../../src/ol/util.js';2import AssertionError from '../../../src/ol/AssertionError.js';3describe('ol.AssertionError', function() {4  it('generates an error', function() {5    const error = new AssertionError(42);6    expect(error).to.be.an(Error);7  });8  it('generates a message with a versioned url', function() {9    const error = new AssertionError(42);10    const path = VERSION ? VERSION.split('-')[0] : 'latest';11    expect(error.message).to.be('Assertion failed. See https://openlayers.org/en/' + path + '/doc/errors/#42 for details.');12  });13  it('has an error code', function() {14    const error = new AssertionError(42);15    expect(error.code).to.be(42);16  });17  it('has a name', function() {18    const error = new AssertionError(42);19    expect(error.name).to.be('AssertionError');20  });21  it('is instanceof Error and AssertionError', function() {22    const error = new AssertionError(42);23    expect(error instanceof Error).to.be(true);24    expect(error instanceof AssertionError).to.be(true);25  });...

Using AI Code Generation

1const assert = require('chai').assert;2const expect = require('chai').expect;3const should = require('chai').should();4const chai = require('chai');5const chaiHttp = require('chai-http');6const server = require('../server');7chai.use(chaiHttp);8chai.should();9describe('Test case for testing /login api', () => {10    it('givenEmailAndPassword_whenProper_shouldReturnStatus200', (done) => {11        const login = {

Using AI Code Generation

1const assert = require('chai').assert;2const app = require('../app');3sayHelloResult = app.sayHello();4addNumbersResult = app.addNumbers(5,5);5describe('App', function(){6    describe('sayHello()', function(){7        it('sayHello should return hello', function(){8            assert.equal(sayHelloResult, 'hello');9        });10        it('sayHello should return type string', function(){11            assert.typeOf(sayHelloResult, 'string');12        });13    });14    describe('addNumbers()', function(){15        it('addNumbers should be above 5', function(){16            assert.isAbove(addNumbersResult, 5);17        });18        it('addNumbers should return type number', function(){19            assert.typeOf(addNumbersResult, 'number');20        });21    });22});23const sayHello = function(){24    return 'hello';25}26const addNumbers = function(value1, value2){27    return value1 + value2;28}29module.exports = {30}31{32  "scripts": {33  },34  "devDependencies": {35  }36}

Using AI Code Generation

1describe('Array', function() {2    describe('#indexOf()', function() {3        it('should return -1 when the value is not present', function () {4            assert.equal([1,2,3].indexOf(4), -1);5        });6    });7});8describe('Array', function() {9    describe('#indexOf()', function() {10        it('should return -1 when the value is not present', function () {11            expect([1,2,3].indexOf(4)).to.equal(-1);12        });13    });14});15describe('Array', function() {16    describe('#indexOf()', function() {17        it('should return -1 when the value is not present', function () {18            [1,2,3].indexOf(4).should.equal(-1);19        });20    });21});22const chai = require('chai');23const chaiHttp = require('chai-http');24const app = require('../app');25const should = chai.should();26chai.use(chaiHttp);27describe('GET /', function() {28    it('should return 200 OK', function (done) {29        chai.request(app)30            .get('/')31            .end(function (err, res) {32                res.should.have.status(200);33                done();34            });35    });36});37describe('GET /', function() {38    it('should return Hello World', function (done) {39        chai.request(app)40            .get('/')41            .end(function (err, res) {42                res.should.have.status(200);43                res.text.should.equal('Hello World');44                done();45            });46    });47});48describe('GET /users', function() {49    it('should return 200 OK', function (done) {50        chai.request(app)51            .get('/users')52            .end(function (err, res) {53                res.should.have.status(200);54                done();55            });56    });57});58describe('GET /users', function() {59    it('should return a list of users', function (done) {60        chai.request(app)61            .get('/users')62            .end(function (err, res

Using AI Code Generation

1var assert = require('chai').assert;2var app = require('../app');3describe('App', function() {4    it('app should return hello', function() {5        assert.equal(app(), 'hello');6    });7});8module.exports = function() {9    return 'hello';10};11var expect = require('chai').expect;12var app = require('../app');13describe('App', function() {14    it('app should return hello', function() {15        expect(app()).to.equal('hello');16    });17});18module.exports = function() {19    return 'hello';20};21var expect = require('chai').expect;22var should = require('chai').should();23var app = require('../app');24describe('App', function() {25    it('app should return hello', function() {26        app().should.equal('hello');27    });28});29module.exports = function() {30    return 'hello';31};32var expect = require('chai').expect;33var should = require('chai').should();34var app = require('../app');35describe('App', function() {36    it('app should return hello', function() {37        app().should.equal('hello');38    });39});40module.exports = function() {41    return 'hello';42};43var expect = require('chai').expect;44var should = require('chai').should();45var app = require('../app');46describe('App', function() {47    it('app should return hello', function() {48        app().should.equal('hello');49    });50});51module.exports = function() {52    return 'hello';53};54var expect = require('chai').expect;55var should = require('chai').should();56var app = require('../app');57describe('App', function() {58    it('app should return hello', function() {59        app().should.equal('hello');60    });61});62module.exports = function() {63    return 'hello';64};

Using AI Code Generation

1var assert = require('chai').assert;2var add = function(x, y) {3  return x + y;4};5describe('add', function() {6  it('should add two numbers', function() {7    assert.equal(add(1, 1), 2);8  });9  it('should throw an error if args not numbers', function() {10    assert.throws(function() {11      add(2, '3');12    }, Error);13  });14});15var assert = require('chai').assert;16var add = function(x, y) {17  return x + y;18};19describe('add', function() {20  it('should add two numbers', function() {21    assert.equal(add(1, 1), 2);22  });23  it('should throw an error if args not numbers', function() {24    assert.throws(function() {25      add(2, '3');26    }, Error);27  });28});29var assert = require('chai').assert;30var add = function(x, y) {31  return x + y;32};33describe('add', function() {34  it('should add two numbers', function() {35    assert.equal(add(1, 1), 2);36  });37  it('should throw an error if args not numbers', function() {38    assert.throws(function() {39      add(2, '3');40    }, Error);41  });42});43var assert = require('chai').assert;44var add = function(x, y) {45  return x + y;46};47describe('add', function() {48  it('should add two numbers', function() {49    assert.equal(add(1, 1), 2);50  });51  it('should throw an error if args not numbers', function() {52    assert.throws(function() {53      add(2, '3');54    }, Error);55  });56});57var assert = require('chai').assert;58var add = function(x, y) {59  return x + y;60};61describe('add', function() {62  it('should add two numbers', function() {63    assert.equal(add(1, 1), 2);64  });

Using AI Code Generation

1const assert = require('chai').assert;2const add = require('../add');3describe('add', function() {4  it('should add two numbers', function() {5    assert.equal(add(1, 2), 3);6  });7});8module.exports = function(a, b) {9  return a + b;10};11const expect = require('chai').expect;12const add = require('../add');13describe('add', function() {14  it('should add two numbers', function() {15    expect(add(1, 2)).to.equal(3);16  });17});18const should = require('chai').should();19const add = require('../add');20describe('add', function() {21  it('should add two numbers', function() {22    add(1, 2).should.equal(3);23  });24});25const should = require('chai').should();26const add = require('../add');27describe('add', function() {28  it('should add two numbers', function() {29    add(1, 2).should.equal(3);30  });31});32const should = require('chai').should();33const add = require('../add');34describe('add', function() {35  it('should add two numbers', function() {36    add(1, 2).should.equal(3);37  });38});39const should = require('chai').should();40const add = require('../add');41describe('add', function() {42  it('should add two numbers', function() {43    add(1, 2).should.equal(3);44  });45});46const should = require('chai').should();47const add = require('../add');48describe('add', function() {49  it('should add two numbers', function() {50    add(1, 2).should.equal(3);51  });52});53const should = require('chai').should();54const add = require('../

Using AI Code Generation

1const chai = require("chai");2const expect = chai.expect;3const AssertionError = chai.AssertionError;4const assert = chai.assert;5const app = require("../app");6describe("checkString() function", () => {7    it("should return true for correct input", () => {8        let result = app.checkString("abc");9        assert.equal(result, true);10    });11    it("should return false for incorrect input", () => {12        let result = app.checkString(10);13        assert.equal(result, false);14    });15});16describe("checkString1() function", () => {17    it("should return true for correct input", () => {18        let result = app.checkString1("abc");19        assert.equal(result, true);20    });21    it("should return false for incorrect input", () => {22        let result = app.checkString1(10);23        assert.equal(result, false);24    });25});26describe("checkString2() function", () => {27    it("should return true for correct input", () => {28        let result = app.checkString2("abc");29        assert.equal(result, true);30    });31    it("should return false for incorrect input", () => {32        let result = app.checkString2(10);33        assert.equal(result, false);34    });35});36describe("checkString3() function", () => {37    it("

Using AI Code Generation

1const chai = require('chai');2const assert = chai.assert;3const expect = chai.expect;4const should = chai.should();5const expect = chai.expect;6const assert = chai.assert;7const should = chai.should();8const expect = chai.expect;9const assert = chai.assert();10const should = chai.should();11const expect = chai.expect;12const assert = chai.assert;13const should = chai.should();14const expect = chai.expect;15const assert = chai.assert;16const should = chai.should();17const expect = chai.expect;18const assert = chai.assert;19const should = chai.should();20const expect = chai.expect;21const assert = chai.assert;22const should = chai.should();23const expect = chai.expect;24const assert = chai.assert;25const should = chai.should();26const expect = chai.expect;27const assert = chai.assert;28const should = chai.should();29const expect = chai.expect;30const assert = chai.assert;31const should = chai.should();32const expect = chai.expect;33const assert = chai.assert;34const should = chai.should();

Using AI Code Generation

1const assert = require('chai').assert;2const expect = require('chai').expect;3const should = require('chai').should();4describe('Array', function () {5    describe('#indexOf()', function () {6        it('should return -1 when the value is not present', function () {7            assert.equal([1, 2, 3].indexOf(4), -1);8        });9    });10});11describe('Array', function () {12    describe('#indexOf()', function () {13        it('should throw an error if the value is not present', function () {14            expect([1, 2, 3].indexOf(4)).to.equal(-1);15        });16    });17});18describe('Array', function () {19    describe('#indexOf()', function () {20        it('should throw an error if the value is not present', function () {21            [1, 2, 3].indexOf(4).should.equal(-1);22        });23    });24});25describe('Array', function () {26    describe('#indexOf()', function () {27        it('should throw an error if the value is not present', function () {28            expect([1, 2, 3].indexOf(4)).to.equal(-1);29        });30    });31});32describe('Array', function () {33    describe('#indexOf()', function () {34        it('should throw an error if the value is not present', function () {35            [1, 2, 3].indexOf(4).should.equal(-1);36        });37    });38});39describe('Array', function () {40    describe('#indexOf()', function () {41        it('should throw an error if the value is not present', function () {42            expect([1, 2, 3].indexOf(4)).to.equal(-1);43        });44    });45});46describe('Array', function () {47    describe('#indexOf()', function () {48        it('should throw an error if the value is not present', function () {

Using AI Code Generation

1const chai = require('chai');2const assert = chai.assert;3const myApp = require('../app.js');4describe("Check if the input is a string", function(){5  it("should return true if the input is a string", function(){6    var result = myApp.checkString("Hello World");7    assert.equal(result, true);8  });9  it("should return false if the input is not a string", function(){10    var result = myApp.checkString(2);11    assert.equal(result, false);12  });13});

Automation Testing Tutorials

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.