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How to use mirrorPropAsAssertion method in sinon

Best JavaScript code snippet using sinon

assert.js

Source:assert.js

...40            object = object || global;41            var failMethod = object.fail || assert.fail;42            failMethod.call(object, msg);43        }44        function mirrorPropAsAssertion(name, method, message) {45            if (arguments.length == 2) {46                message = method;47                method = name;48            }49            assert[name] = function (fake) {50                verifyIsStub(fake);51                var args = slice.call(arguments, 1);52                var failed = false;53                if (typeof method == "function") {54                    failed = !method(fake);55                } else {56                    failed = typeof fake[method] == "function" ?57                        !fake[method].apply(fake, args) : !fake[method];58                }59                if (failed) {60                    failAssertion(this, (fake.printf || fake.proxy.printf).apply(fake, [message].concat(args)));61                } else {62                    assert.pass(name);63                }64            };65        }66        function exposedName(prefix, prop) {67            return !prefix || /^fail/.test(prop) ? prop :68                prefix + prop.slice(0, 1).toUpperCase() + prop.slice(1);69        }70        assert = {71            failException: "AssertError",72            fail: function fail(message) {73                var error = new Error(message);74                error.name = this.failException || assert.failException;75                throw error;76            },77            pass: function pass(assertion) {},78            callOrder: function assertCallOrder() {79                verifyIsStub.apply(null, arguments);80                var expected = "", actual = "";81                if (!sinon.calledInOrder(arguments)) {82                    try {83                        expected = [].join.call(arguments, ", ");84                        var calls = slice.call(arguments);85                        var i = calls.length;86                        while (i) {87                            if (!calls[--i].called) {88                                calls.splice(i, 1);89                            }90                        }91                        actual = sinon.orderByFirstCall(calls).join(", ");92                    } catch (e) {93                        // If this fails, we'll just fall back to the blank string94                    }95                    failAssertion(this, "expected " + expected + " to be " +96                                "called in order but were called as " + actual);97                } else {98                    assert.pass("callOrder");99                }100            },101            callCount: function assertCallCount(method, count) {102                verifyIsStub(method);103                if (method.callCount != count) {104                    var msg = "expected %n to be called " + sinon.timesInWords(count) +105                        " but was called %c%C";106                    failAssertion(this, method.printf(msg));107                } else {108                    assert.pass("callCount");109                }110            },111            expose: function expose(target, options) {112                if (!target) {113                    throw new TypeError("target is null or undefined");114                }115                var o = options || {};116                var prefix = typeof o.prefix == "undefined" && "assert" || o.prefix;117                var includeFail = typeof o.includeFail == "undefined" || !!o.includeFail;118                for (var method in this) {119                    if (method != "expose" && (includeFail || !/^(fail)/.test(method))) {120                        target[exposedName(prefix, method)] = this[method];121                    }122                }123                return target;124            },125            match: function match(actual, expectation) {126                var matcher = sinon.match(expectation);127                if (matcher.test(actual)) {128                    assert.pass("match");129                } else {130                    var formatted = [131                        "expected value to match",132                        "    expected = " + sinon.format(expectation),133                        "    actual = " + sinon.format(actual)134                    ]135                    failAssertion(this, formatted.join("\n"));136                }137            }138        };139        mirrorPropAsAssertion("called", "expected %n to have been called at least once but was never called");140        mirrorPropAsAssertion("notCalled", function (spy) {141            return !spy.called;142        }, "expected %n to not have been called but was called %c%C");143        mirrorPropAsAssertion("calledOnce", "expected %n to be called once but was called %c%C");144        mirrorPropAsAssertion("calledTwice", "expected %n to be called twice but was called %c%C");145        mirrorPropAsAssertion("calledThrice", "expected %n to be called thrice but was called %c%C");146        mirrorPropAsAssertion("calledOn", "expected %n to be called with %1 as this but was called with %t");147        mirrorPropAsAssertion("alwaysCalledOn", "expected %n to always be called with %1 as this but was called with %t");148        mirrorPropAsAssertion("calledWithNew", "expected %n to be called with new");149        mirrorPropAsAssertion("alwaysCalledWithNew", "expected %n to always be called with new");150        mirrorPropAsAssertion("calledWith", "expected %n to be called with arguments %*%C");151        mirrorPropAsAssertion("calledWithMatch", "expected %n to be called with match %*%C");152        mirrorPropAsAssertion("alwaysCalledWith", "expected %n to always be called with arguments %*%C");153        mirrorPropAsAssertion("alwaysCalledWithMatch", "expected %n to always be called with match %*%C");154        mirrorPropAsAssertion("calledWithExactly", "expected %n to be called with exact arguments %*%C");155        mirrorPropAsAssertion("alwaysCalledWithExactly", "expected %n to always be called with exact arguments %*%C");156        mirrorPropAsAssertion("neverCalledWith", "expected %n to never be called with arguments %*%C");157        mirrorPropAsAssertion("neverCalledWithMatch", "expected %n to never be called with match %*%C");158        mirrorPropAsAssertion("threw", "%n did not throw exception%C");159        mirrorPropAsAssertion("alwaysThrew", "%n did not always throw exception%C");160        sinon.assert = assert;161        return assert;162    }163    var isNode = typeof module !== "undefined" && module.exports && typeof require == "function";164    var isAMD = typeof define === "function" && typeof define.amd === "object" && define.amd;165    function loadDependencies(require, exports, module) {166        var sinon = require("./util/core");167        require("./match");168        require("./format");169        module.exports = makeApi(sinon);170    }171    if (isAMD) {172        define(loadDependencies);173    } else if (isNode) {...

Using AI Code Generation

1var sinonChai = require('sinon-chai');2chai.use(sinonChai);3var chaiAsPromised = require('chai-as-promised');4chai.use(chaiAsPromised);5describe('test', function() {6    it('test', function() {7        var promise = Promise.resolve(1);8        return expect(promise).to.become(1);9    });10});11var sinonChai = require('sinon-chai');12chai.use(sinonChai);13var chaiAsPromised = require('chai-as-promised');14chai.use(chaiAsPromised);15describe('test', function() {16    it('test', function() {17        var promise = Promise.resolve(1);18        return expect(promise).to.become(1);19    });20});21    at Object.<anonymous> (node_modules/chai-as-promised/lib/chai-as-promised.js:15:20)22    at Module._compile (module.js:556:32)23    at Object.Module._extensions..js (module.js:565:10)24    at Module.load (module.js:473:32)25    at tryModuleLoad (module.js:432:12)26    at Function.Module._load (module.js:424:3)27    at Module.require (module.js:483:17)28    at require (internal/module.js:20:19)29    at Object.<anonymous> (test/test.js:4:13)30    at Module._compile (module.js:556:32)31    at Object.Module._extensions..js (module.js:565:10)32    at Module.load (module.js:473:32)33    at tryModuleLoad (module.js:432:12)34    at Function.Module._load (module.js:424:3)35    at Module.require (module.js:483:17)36    at require (internal/module.js:20:19)

Using AI Code Generation

1var chai = require('chai');2var sinon = require('sinon');3var sinonChai = require('sinon-chai');4chai.use(sinonChai);5var expect = chai.expect;6var obj = {7  method: function() {}8};9var spy = sinon.spy(obj, 'method');10obj.method(42);11expect(spy).to.have.been.calledWith(42);12var chai = require('chai');13var sinon = require('sinon');14var sinonChai = require('sinon-chai');15chai.use(sinonChai);16var expect = chai.expect;17var obj = {18  method: function() {}19};20var spy = sinon.spy(obj, 'method');21obj.method(42);22expect(spy).to.have.been.calledWith(42);23var assert = require('assert');24var sinon = require('sinon');25function forEach(items, callback) {26  for (var index = 0; index < items.length; index++) {27    callback(items[index]);28  }29}30describe('forEach', function() {31  it('should call the callback on each element', function() {32    var spy = sinon.spy();33    forEach([1, 2, 3], spy);34    assert(spy.calledWith(1));35    assert(spy.calledWith(2));36    assert(spy.calledWith(3));37    assert(spy.callCount === 3);38  });39});40var assert = require('assert');41var sinon = require('sinon');42function forEach(items, callback) {43  for (var index = 0; index < items.length; index++) {44    callback(items[index]);45  }46}47describe('forEach', function() {48  it('should call the callback on each element', function() {49    var spy = sinon.spy();50    forEach([1, 2, 3], spy);51    assert(spy.calledWith(1));52    assert(spy.calledWith(2));53    assert(spy.calledWith(3));54    assert(spy.callCount === 3);55  });56});57var assert = require('assert');58var sinon = require('sinon');59function forEach(items, callback) {60  for (var index = 0; index < items.length; index++) {61    callback(items[index]);62  }63}64describe('forEach', function() {65  it('should call the callback on each element', function() {

Using AI Code Generation

1var chai = require('chai');2var sinonChai = require('sinon-chai');3chai.use(sinonChai);4var sinon = require('sinon');5var expect = chai.expect;6var obj = {7  method: function(){},8};9var spy = sinon.spy(obj, 'method');10spy.should.have.been.called;11obj.should.have.mirrorPropAsAssertion('prop');12obj.prop.should.be.equal('value');13function mirrorPropAsAssertion (chai, utils, obj, prop) {14  utils.addProperty(chai.Assertion.prototype, prop, function () {15    var obj = this._obj;16    var prop = this.__flags.property;17    this.assert(18      'expected #{this} to have property #{exp} with value #{act}',19      'expected #{this} to not have property #{exp} with value #{act}',20    );21  });22}23var chai = require('chai');24var sinonChai = require('sinon-chai');25chai.use(sinonChai);26var sinon = require('sinon');27var expect = chai.expect;28var obj = {29  method: function(){},30};31var spy = sinon.spy(obj, 'method');32spy.should.have.been.called;33mirrorPropAsAssertion(chai, chai.util, obj, 'prop');34obj.prop.should.be.equal('value');

Using AI Code Generation

1var chai = require('chai');2var sinon = require('sinon');3var sinonChai = require('sinon-chai');4chai.use(sinonChai);5var expect = chai.expect;6var myLib = {7    doSomething: function() {8        console.log('Doing Something');9    }10}11var spy = sinon.spy();12myLib.doSomething = spy;13myLib.doSomething();14expect(spy).to.have.been.calledOnce;15var myLib = {16    doSomething: function() {17        console.log('Doing Something');18    }19}20var stub = sinon.stub();21myLib.doSomething = stub;22myLib.doSomething();23expect(stub).to.have.been.calledOnce;24var myLib = {25    doSomething: function() {26        console.log('Doing Something');27    }28}29var spy = sinon.spy();30myLib.doSomething = spy;31myLib.doSomething();32expect(spy).to.have.been.calledOnce;33var myLib = {34    doSomething: function() {35        console.log('Doing Something');36    }37}38var stub = sinon.stub();39myLib.doSomething = stub;40myLib.doSomething();41expect(stub).to.have.been.calledOnce;42var myLib = {43    doSomething: function() {44        console.log('Doing Something');45    }46}47var spy = sinon.spy();48myLib.doSomething = spy;49myLib.doSomething();50expect(spy).to.have.been.calledOnce;51var myLib = {52    doSomething: function() {53        console.log('Doing Something');54    }55}56var stub = sinon.stub();57myLib.doSomething = stub;58myLib.doSomething();59expect(stub).to.have.been.calledOnce;60var myLib = {61    doSomething: function() {62        console.log('Doing Something');63    }64}65var spy = sinon.spy();66myLib.doSomething = spy;67myLib.doSomething();68expect(spy).to.have.been.calledOnce;69var myLib = {70    doSomething: function() {71        console.log('Doing Something');72    }73}74var stub = sinon.stub();

Using AI Code Generation

1import chai from 'chai';2import sinon from 'sinon';3import sinonChai from 'sinon-chai';4chai.should();5chai.use(sinonChai);6describe('test', () => {7    it('should call stub', () => {8        const stub = sinon.stub();9        stub();10        stub.should.have.been.called;11    });12});13import chai from 'chai';14import sinon from 'sinon';15import sinonChai from 'chai-sinon';16chai.should();17chai.use(sinonChai);18describe('test', () => {19    it('should call stub', () => {20        const stub = sinon.stub();21        stub();22        stub.should.have.been.called;23    });24});25PhantomJS 2.1.1 (Windows 8 0.0.0) ERROR

Using AI Code Generation

1sinon.assert.mirrorPropAsAssertion(sinon.assert, "calledOnce", "calledOnce");2sinon.assert.mirrorPropAsAssertion(sinon.assert, "calledTwice", "calledTwice");3sinon.assert.mirrorPropAsAssertion(sinon.assert, "calledThrice", "calledThrice");4sinon.assert.mirrorPropAsAssertion(sinon.assert, "calledOn", "calledOn");5sinon.assert.mirrorPropAsAssertion(sinon.assert, "calledWith", "calledWith");6sinon.assert.mirrorPropAsAssertion(sinon.assert, "calledWithMatch", "calledWithMatch");7sinon.assert.mirrorPropAsAssertion(sinon.assert, "alwaysCalledOn", "alwaysCalledOn");8sinon.assert.mirrorPropAsAssertion(sinon.assert, "alwaysCalledWith", "alwaysCalledWith");9sinon.assert.mirrorPropAsAssertion(sinon.assert, "alwaysCalledWithMatch", "alwaysCalledWithMatch");10sinon.assert.alwaysCalledWithMatch(spy, 1,

Using AI Code Generation

1var sinon = require('sinon');2var obj = { prop: "value" };3sinon.assert.mirrorPropAsAssertion("prop", sinon.assert.match, "assertionName");4sinon.assert.assertionName(obj, "value");5var chai = require('chai');6var sinonChai = require('sinon-chai');7chai.use(sinonChai);8var obj = { prop: "value" };9chai.assert.mirrorPropAsAssertion("prop", sinon.assert.match, "assertionName");10chai.assert.assertionName(obj, "value");

Using AI Code Generation

1var sinon = require('sinon');2var assert = require('assert');3var myObj = {4    myMethod: function () {5        return 'hello';6    }7};8var spy = sinon.spy(myObj, 'myMethod');9spy();10assert(spy.called);11assert(myObj.myMethod.called);12    at Object.<anonymous> (test.js:12:15)13var sinon = require('sinon');14var assert = require('assert');15var myObj = {16    myMethod: function () {17        return 'hello';18    }19};20var spy = sinon.spy(myObj, 'myMethod');21sinon.assert.expose(myObj);22spy();23assert(myObj.myMethod.called);24var sinon = require('sinon');25var assert = require('assert');26var myObj = {27    myMethod: function () {28        return 'hello';29    }30};31var spy = sinon.spy(myObj, 'myMethod');32sinon.assert.expose(myObj, {prefix: ''});33spy();34assert(myObj.called);

Using AI Code Generation

1import sinon from "sinon";2import { mirrorPropAsAssertion } from "sinon";3import { expect } from "chai";4sinon.assert.calledWithExactly = mirrorPropAsAssertion(5);6sinon.assert.notCalledWithExactly = mirrorPropAsAssertion(7);8describe("Test", function() {9  it("test", function() {10    const spy = sinon.spy();11    spy("foo", "bar");12    expect(spy).to.have.been.calledWithExactly("foo", "bar");13  });14});15sinon.assert.calledWithExactly(spy, "foo", "bar");16sinon.assert.calledWithExactly(spy, "foo", "bar");17sinon.assert.calledWithExactly(spy, "foo", "bar");

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