KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use this.sandbox.replaceSetter method in sinon

Best JavaScript code snippet using sinon

sandbox-test.js

Source:sandbox-test.js

...890                    this.prop = value;891                },892                prop: "bar"893            };894            this.sandbox.replaceSetter(object, "foo", function(val) {895                this.prop = val + "bla";896            });897            object.foo = "bla";898            assert.equals(object.prop, "blabla");899        });900        it("should return replacement", function() {901            var object = {902                // eslint-disable-next-line accessor-pairs903                set foo(value) {904                    this.prop = value;905                },906                prop: "bar"907            };908            var replacement = function(val) {909                this.prop = val + "bla";910            };911            var actual = this.sandbox.replaceSetter(object, "foo", replacement);912            assert.equals(actual, replacement);913        });914        it("should replace an inherited property", function() {915            var object = Object.create({916                // eslint-disable-next-line accessor-pairs917                set foo(value) {918                    this.prop = value;919                },920                prop: "bar"921            });922            var replacement = function(value) {923                this.prop = value + "blabla";924            };925            this.sandbox.replaceSetter(object, "foo", replacement);926            object.foo = "doodle";927            assert.equals(object.prop, "doodleblabla");928            this.sandbox.restore();929            object.foo = "doodle";930            assert.equals(object.prop, "doodle");931        });932        it("should error on missing descriptor", function() {933            var sandbox = this.sandbox;934            assert.exception(935                function() {936                    sandbox.replaceSetter({}, "i-dont-exist");937                },938                {939                    message: "Cannot replace non-existent property i-dont-exist",940                    name: "TypeError"941                }942            );943        });944        it("should error when descriptor has no setter", function() {945            var sandbox = this.sandbox;946            var object = {947                get catpants() {948                    return;949                }950            };951            assert.exception(952                function() {953                    sandbox.replaceSetter(object, "catpants", noop);954                },955                {956                    message: "`object.property` is not a setter",957                    name: "Error"958                }959            );960        });961        describe("when called with a non-function replacement argument", function() {962            it("should throw a TypeError", function() {963                var sandbox = this.sandbox;964                var object = {965                    // eslint-disable-next-line accessor-pairs966                    set foo(value) {967                        this.prop = value;968                    },969                    prop: "bar"970                };971                assert.exception(972                    function() {973                        sandbox.replaceSetter(object, "foo", "bla");974                    },975                    { message: "Expected replacement argument to be a function" }976                );977            });978        });979        it("allows restoring setters", function() {980            var object = {981                // eslint-disable-next-line accessor-pairs982                set foo(value) {983                    this.prop = value;984                },985                prop: "bar"986            };987            this.sandbox.replaceSetter(object, "foo", function(val) {988                this.prop = val + "bla";989            });990            this.sandbox.restore();991            object.prop = "bla";992            assert.equals(object.prop, "bla");993        });994        it("should refuse to replace a setter twice", function() {995            var sandbox = this.sandbox;996            var object = {997                // eslint-disable-next-line accessor-pairs998                set foo(value) {999                    return;1000                }1001            };...

60sandbox-test.js

Source:60sandbox-test.js

...835                    this.prop = value;836                },837                prop: "bar"838            };839            this.sandbox.replaceSetter(object, "foo", function(val) {840                this.prop = val + "bla";841            });842            object.foo = "bla";843            assert.equals(object.prop, "blabla");844        });845        it("should return replacement", function() {846            // eslint-disable-next-line accessor-pairs847            var object = {848                set foo(value) {849                    this.prop = value;850                },851                prop: "bar"852            };853            var replacement = function(val) {854                this.prop = val + "bla";855            };856            var actual = this.sandbox.replaceSetter(object, "foo", replacement);857            assert.equals(actual, replacement);858        });859        it("should replace an inherited property", function() {860            // eslint-disable-next-line accessor-pairs861            var object = Object.create({862                set foo(value) {863                    this.prop = value;864                },865                prop: "bar"866            });867            var replacement = function(value) {868                this.prop = value + "blabla";869            };870            this.sandbox.replaceSetter(object, "foo", replacement);871            object.foo = "doodle";872            assert.equals(object.prop, "doodleblabla");873            this.sandbox.restore();874            object.foo = "doodle";875            assert.equals(object.prop, "doodle");876        });877        it("should error on missing descriptor", function() {878            var sandbox = this.sandbox;879            assert.exception(880                function() {881                    sandbox.replaceSetter({}, "i-dont-exist");882                },883                {884                    message: "Cannot replace non-existent own property i-dont-exist",885                    name: "TypeError"886                }887            );888        });889        it("should error when descriptor has no setter", function() {890            var sandbox = this.sandbox;891            var object = {892                get catpants() {893                    return;894                }895            };896            assert.exception(897                function() {898                    sandbox.replaceSetter(object, "catpants", noop);899                },900                {901                    message: "`object.property` is not a setter",902                    name: "Error"903                }904            );905        });906        describe("when called with a non-function replacement argument", function() {907            it("should throw a TypeError", function() {908                var sandbox = this.sandbox;909                // eslint-disable-next-line accessor-pairs910                var object = {911                    set foo(value) {912                        this.prop = value;913                    },914                    prop: "bar"915                };916                assert.exception(917                    function() {918                        sandbox.replaceSetter(object, "foo", "bla");919                    },920                    { message: "Expected replacement argument to be a function" }921                );922            });923        });924        it("allows restoring setters", function() {925            // eslint-disable-next-line accessor-pairs926            var object = {927                set foo(value) {928                    this.prop = value;929                },930                prop: "bar"931            };932            this.sandbox.replaceSetter(object, "foo", function(val) {933                this.prop = val + "bla";934            });935            this.sandbox.restore();936            object.prop = "bla";937            assert.equals(object.prop, "bla");938        });939        it("should refuse to replace a setter twice", function() {940            var sandbox = this.sandbox;941            // eslint-disable-next-line accessor-pairs942            var object = {943                set foo(value) {944                    return;945                }946            };...

Using AI Code Generation

1const sinon = require('sinon');2const assert = require('assert');3const fs = require('fs');4describe('test', function() {5    beforeEach(function() {6        this.sandbox = sinon.sandbox.create();7    });8    afterEach(function() {9        this.sandbox.restore();10    });11    it('test', function() {12        const fsStub = this.sandbox.stub(fs, 'readFileSync');13        fsStub.withArgs('path1').returns('file1');14        fsStub.withArgs('path2').returns('file2');15        fsStub.withArgs('path3').returns('file3');16        fsStub.withArgs('path4').returns('file4');17        fsStub.withArgs('path5').returns('file5');18        const fsStub2 = this.sandbox.stub(fs, 'writeFileSync');19        fsStub2.withArgs('path1').returns('file1');20        fsStub2.withArgs('path2').returns('file2');21        fsStub2.withArgs('path3').returns('file3');22        fsStub2.withArgs('path4').returns('file4');23        fsStub2.withArgs('path5').returns('file5');24        const fsStub3 = this.sandbox.stub(fs, 'existsSync');25        fsStub3.withArgs('path1').returns('file1');26        fsStub3.withArgs('path2').returns('file2');27        fsStub3.withArgs('path3').returns('file3');28        fsStub3.withArgs('path4').returns('file4');29        fsStub3.withArgs('path5').returns('file5');30        const fsStub4 = this.sandbox.stub(fs, 'statSync');31        fsStub4.withArgs('path1').returns('file1');32        fsStub4.withArgs('path2').returns('file2');33        fsStub4.withArgs('path3').returns('file3');34        fsStub4.withArgs('path4').returns('file4');35        fsStub4.withArgs('path5').returns('file5');36        const fsStub5 = this.sandbox.stub(fs, 'readdirSync');37        fsStub5.withArgs('path1').returns('file1');38        fsStub5.withArgs('path2').returns('file2');39        fsStub5.withArgs('path3').returns('file3');40        fsStub5.withArgs('path4').returns

Using AI Code Generation

1const sinon = require('sinon');2const {expect} = require('chai');3describe('test', () => {4  it('should test the sandbox replaceSetter method', () => {5    const obj = {6      get a() {7        return this._a;8      },9      set a(val) {10        this._a = val;11      },12    };13    const sandbox = sinon.createSandbox();14    sandbox.replaceSetter(obj, 'a', sinon.fake());15    obj.a = 5;16    expect(obj.a).to.equal(5);17    expect(obj._a).to.equal(5);18    expect(obj.a).to.be.a('function');19    sandbox.restore();20  });21});22const sinon = require('sinon');23const {expect} = require('chai');24describe('test', () => {25  it('should test the sandbox replaceGetter method', () => {26    const obj = {27      get a() {28        return this._a;29      },30      set a(val) {31        this._a = val;32      },33    };34    const sandbox = sinon.createSandbox();35    sandbox.replaceGetter(obj, 'a', sinon.fake.returns(5));36    obj.a = 5;37    expect(obj.a).to.equal(5);38    expect(obj._a).to.equal(5);39    expect(obj.a).to.be.a('function');40    sandbox.restore();41  });42});43const sinon = require('sinon');44const {expect} = require('chai');45describe('test', () => {46  it('should test the sandbox replace method', () => {47    const obj = {48      a: sinon.fake.returns(5),49    };50    const sandbox = sinon.createSandbox();51    sandbox.replace(obj, 'a', sinon.fake.returns(6));52    obj.a = 5;53    expect(obj.a()).to.equal(6);54    expect(obj.a).to.be.a('function');55    sandbox.restore();56  });57});58const sinon = require('sinon');59const {expect} = require('chai');60describe('test', () => {61  it('should test the sandbox stub method', () => {62    const obj = {

Using AI Code Generation

1var obj = { a: 1 };2this.sandbox.replaceSetter(obj, 'a', function() { throw new Error('setter called'); });3var obj = { a: 1 };4this.sandbox.replaceGetter(obj, 'a', function() { throw new Error('getter called'); });5var obj = { a: 1 };6this.sandbox.replace(obj, 'a', function() { throw new Error('setter called'); });7var obj = { a: 1 };8this.sandbox.replace(obj, 'a', function() { throw new Error('getter called'); });9var obj = { a: 1 };10this.sandbox.replace(obj, 'a', function() { throw new Error('setter called'); });11var obj = { a: 1 };12this.sandbox.replace(obj, 'a', function() { throw new Error('getter called'); });13var obj = { a: 1 };14this.sandbox.replace(obj, 'a', function() { throw new Error('setter called'); });15var obj = { a: 1 };16this.sandbox.replace(obj, 'a', function() { throw new Error('getter called'); });17var obj = { a: 1 };18this.sandbox.replace(obj, 'a', function() { throw new Error('setter called'); });

Using AI Code Generation

1var ClassA = require('./ClassA');2var ClassB = require('./ClassB');3describe("ClassA", function() {4    beforeEach(function() {5        this.sandbox = sinon.sandbox.create();6        this.sandbox.replaceSetter(ClassA.prototype, "property", function() {});7    });8    afterEach(function() {9        this.sandbox.restore();10    });11    it("should call the setter method of the property", function() {12        var classA = new ClassA();13        var classB = new ClassB();14        classB.method(classA);15        sinon.assert.calledOnce(classA.property);16    });17});18function ClassA() {19}20Object.defineProperty(ClassA.prototype, "property", {21    set: function() {22    }23});24module.exports = ClassA;25function ClassB() {26}27ClassB.prototype.method = function(classA) {28    classA.property = "value";29};30module.exports = ClassB;

Using AI Code Generation

1describe('test', function() {2  var sandbox = sinon.createSandbox();3  afterEach(function() {4    sandbox.restore();5  });6  it('should stub the setter method of a class', function() {7    var testObj = new test.Test();8    var stub = this.sandbox.replaceSetter(testObj, 'test', function() {9      return 'stub';10    });11    testObj.test = 'test';12    expect(testObj.test).to.equal('stub');13  });14});15export class Test {16  constructor() {17    this._test = 'test';18  }19  get test() {20    return this._test;21  }22  set test(value) {23    this._test = value;24  }25}26import sinon from 'sinon';27import { expect } from 'chai';28import * as test from '../src/test.js';29describe('test', function() {30  var sandbox = sinon.createSandbox();31  afterEach(function() {32    sandbox.restore();33  });34  it('should stub the setter method of a class', function() {35    var testObj = new test.Test();36    var stub = this.sandbox.replaceSetter(testObj, 'test', function() {37      return 'stub';38    });39    testObj.test = 'test';40    expect(testObj.test).to.equal('stub');41  });42});43export class Test {44  constructor() {45    this._test = 'test';46  }47  get test() {48    return this._test;49  }50  set test(value) {51    this._test = value;

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.