Test your AI Agents with the all-new Agent to Agent Testing Platform.Learn More

How to use tryWhen method in ng-mocks

Best JavaScript code snippet using ng-mocks

mock-render-factory.ts

Source:mock-render-factory.ts

...36    helperDefinePropertyDescriptor(fixture.point, 'componentInstance', {37      get: () => ngMocks.findInstance(fixture.point, template),38    });39  }40  tryWhen(!params, () => funcInstallPropReader(fixture.componentInstance, fixture.point.componentInstance, []));41};42const renderInjection = (fixture: any, template: any, params: any): void => {43  let instance: any;44  try {45    instance = getInjection(template);46  } catch (error) {47    if (isNgDef(template, 'p')) {48      throw new Error(49        [50          `Cannot render ${funcGetName(template)}.`,51          'Did you forget to set $implicit param, or add the pipe to providers?',52          'https://ng-mocks.sudo.eu/guides/pipe',53        ].join(' '),54      );...

joiner.js

Source:joiner.js

...60      }61      results[addKey] = val;62      // remove addKey63      waiting.splice(index, 1);64      tryWhen(_this);65    }66    timeout = bigticker.setTimeout(function() {67      if (timeoutCb) {68        timeoutCb();69      }70      cb({71        Code: 1, // ???,72        Message: "Joiner.add(" + c + ") timed out - " + (name || "[unnamed]"),73      });74    }, _this.timeout * (timeoutMultiplier || 1));75    return cb;76  };77  Joiner.prototype.when = function(cb) {78    var _this = this;79    _this._callbacks.push(cb);80    tryWhen(_this);81    return _this; // allow chaining82  };83  Joiner.prototype.after = function(cb) {84    var _this = this;85    _this._callbacks.push(cb);86    // only call `tryWhen` if an error has already occurred87    if (_this._err) {88      tryWhen(_this);89    }90    return _this; // allow chaining91  };92  Joiner.prototype.results = function() {93    var _this = this;94    return _this._results;95  };96  Joiner.prototype.err = function() {97    var _this = this;98    return _this._err;99  };100  function tryWhen(joiner) {101    var err = joiner._err,102      results;103    if (err) {104      joiner._waiting.splice(0);105    }106    if (joiner._waiting.length || !joiner._callbacks.length) {107      return;108    }109    results = joiner._results;110    joiner._callbacks.forEach(function(cb) {111      cb(err, results);112    });113    // remove all `when` callbacks114    joiner._callbacks.splice(0);...

TryWhen.ts

Source:TryWhen.ts

1import JelNode from './JelNode';2import Context from '../Context';3import JelObject from '../JelObject';4import Util from '../../util/Util';5import TryElement from './TryElement';6/**7 * Defines the 'when' in an Try clause8 * 9 * Examples:10 *   try a = anyValue() 11 *   when number: a+112 *   when string: a+" "13 */14export default class TryWhen extends TryElement {15  constructor(public type: JelNode) {16    super(type, false);17  }18  19  // override20  execute(ctx:Context, value: JelObject|null): JelObject|null|Promise<JelObject|null|undefined>|undefined {21    return Util.resolveValue(this.type.execute(ctx), (type: JelObject|null)=>{22      const td: any = this.typeHelper.convertFromAny(type, "'when' type descriptor");23      return Util.resolveValue(td.checkType(ctx, value), (s: any)=>s.toRealBoolean()?this.expression!.execute(ctx): undefined);24    });25  }26  27  28  // override29  equals(other?: TryElement): boolean {30		return (other instanceof TryWhen) &&31    this.expression!.equals(other.expression) && 32    this.type.equals(other.type);33	}34  35	toString(): string {36		return `when ${this.type.toString()}: ${this.expression!.toString()}`;37	}...

Using AI Code Generation

1import { tryWhen } from 'ng-mocks';2import { TestBed } from '@angular/core/testing';3import { MyService } from './my.service';4describe('MyService', () => {5  beforeEach(() => TestBed.configureTestingModule({}));6  it('should be created', () => {7    const service: MyService = TestBed.get(MyService);8    expect(service).toBeTruthy();9  });10  it('should call the method of the service', () => {11    const service: MyService = TestBed.get(MyService);12    const spy = spyOn(service, 'myMethod');13    service.myMethod();14    expect(spy).toHaveBeenCalled();15  });16  it('should call the method of the service with tryWhen', () => {17    const service: MyService = TestBed.get(MyService);18    const spy = spyOn(service, 'myMethod');19    const result = tryWhen(() => service.myMethod());20    expect(result).toBeUndefined();21    expect(spy).toHaveBeenCalled();22  });23});24import { Injectable } from '@angular/core';25@Injectable()26export class MyService {27  constructor() { }28  myMethod() {29    console.log('myMethod called');30  }31}

Using AI Code Generation

1import { tryWhen } from 'ng-mocks';2import { TestBed } from '@angular/core/testing';3import { Component } from '@angular/core';4import { RouterModule } from '@angular/router';5import { RouterTestingModule } from '@angular/router/testing';6describe('tryWhen', () => {7  beforeEach(() => {8    TestBed.configureTestingModule({9      imports: [RouterModule.forRoot([]), RouterTestingModule],10    });11  });12  it('should call tryWhen', () => {13    const spy = spyOn(TestBed, 'compileComponents').and.callThrough();14    tryWhen(() => TestBed.createComponent(AppComponent));15    expect(spy).toHaveBeenCalled();16  });17});18import { Component, OnInit } from '@angular/core';19@Component({20})21export class AppComponent implements OnInit {22  constructor() {}23  ngOnInit() {}24}25import { tryWhen } from 'ng-mocks';26import { TestBed } from '@angular/core/testing';27import { Component } from '@angular/core';28import { RouterModule } from '@angular/router';29import { RouterTestingModule } from '@angular/router/testing';30describe('tryWhen', () => {31  beforeEach(() => {32    TestBed.configureTestingModule({33      imports: [RouterModule.forRoot([]), RouterTestingModule],34    });35  });36  it('should call tryWhen', () => {37    const spy = spyOn(TestBed, 'compileComponents').and.callThrough();38    tryWhen(() => TestBed.createComponent(AppComponent));39    expect(spy).toHaveBeenCalled();40  });41});42import { Component, OnInit } from '@angular/core';43@Component({44})45export class AppComponent implements OnInit {46  constructor() {}47  ngOnInit() {}48}49import { tryWhen } from 'ng-mocks';50import { TestBed } from '@angular/core/testing';51import { Component } from '@angular/core';52import { RouterModule } from '@angular/router';53import { RouterTestingModule } from '@angular/router/testing';54describe('try

Using AI Code Generation

1import { tryWhen } from 'ng-mocks';2import { TestBed } from '@angular/core/testing';3import { MyComponent } from './my-component';4describe('test', () => {5  beforeEach(() => {6    TestBed.configureTestingModule({7    });8  });9  it('should work', () => {10    const fixture = TestBed.createComponent(MyComponent);11    fixture.detectChanges();12    tryWhen(fixture, () => {13    });14  });15});16import { Component } from '@angular/core';17@Component({18})19export class MyComponent {}20import { tryWhen } from 'ng-mocks';21import { TestBed } from '@angular/core/testing';22import { MyComponent } from './my-component';23describe('test', () => {24  beforeEach(() => {25    TestBed.configureTestingModule({26    });27  });28  it('should work', () => {29    const fixture = TestBed.createComponent(MyComponent);30    fixture.detectChanges();31    tryWhen(fixture, () => {32    });33  });34});35import { tryWhen } from 'ng-mocks';36import { TestBed } from '@angular/core/testing';37import { MyComponent } from './my-component';38describe('test', () => {39  beforeEach(() => {40    TestBed.configureTestingModule({41    });42  });43  it('should work', () => {44    const fixture = TestBed.createComponent(MyComponent);45    fixture.detectChanges();46    tryWhen(fixture, () => {47    });48  });49});50import { tryWhen } from 'ng-mocks';51import { TestBed } from '@angular/core/testing';52import { MyComponent } from './my-component';53describe('test', () => {54  beforeEach(() => {55    TestBed.configureTestingModule({56    });57  });58  it('should work', () => {

Using AI Code Generation

1import { tryWhen } from 'ng-mocks';2const fixture = TestBed.createComponent(TestComponent);3tryWhen(fixture, () => {4});5import { tryWhenStable } from 'ng-mocks';6const fixture = TestBed.createComponent(TestComponent);7tryWhenStable(fixture, () => {8});9import { tryWhenRendered } from 'ng-mocks';10const fixture = TestBed.createComponent(TestComponent);11tryWhenRendered(fixture, () => {12});13import { tryWhenRenderedStable } from 'ng-mocks';14const fixture = TestBed.createComponent(TestComponent);15tryWhenRenderedStable(fixture, () => {16});17import { tryWhenRenderedStable } from 'ng-mocks';18const fixture = TestBed.createComponent(TestComponent);19tryWhenRenderedStable(fixture, () => {20});21import { tryWhenRenderedStable } from 'ng-mocks';22const fixture = TestBed.createComponent(TestComponent);23tryWhenRenderedStable(fixture, () => {24});25import { tryWhenRenderedStable } from 'ng-mocks';26const fixture = TestBed.createComponent(TestComponent);27tryWhenRenderedStable(fixture, () => {28});29import { tryWhenRenderedStable } from 'ng-mocks';30const fixture = TestBed.createComponent(TestComponent);31tryWhenRenderedStable(fixture, () => {32});33import { tryWhenRenderedStable } from 'ng-mocks';34const fixture = TestBed.createComponent(TestComponent);35tryWhenRenderedStable(fixture, () => {36});37import { tryWhenRendered

Using AI Code Generation

1import { tryWhen } from 'ng-mocks';2describe('tryWhen', () => {3  it('should return true when the condition is true', () => {4    expect(tryWhen(true)).toBe(true);5  });6  it('should return false when the condition is false', () => {7    expect(tryWhen(false)).toBe(false);8  });9});10import { tryWhen } from 'ng-mocks';11describe('tryWhen', () => {12  it('should return true when the condition is true', () => {13    expect(tryWhen(true)).toBe(true);14  });15  it('should return false when the condition is false', () => {16    expect(tryWhen(false)).toBe(false);17  });18});19import { tryWhen } from 'ng-mocks';20describe('tryWhen', () => {21  it('should return true when the condition is true', () => {22    expect(tryWhen(true)).toBe(true);23  });24  it('should return false when the condition is false', () => {25    expect(tryWhen(false)).toBe(false);26  });27});28import { tryWhen } from 'ng-mocks';29describe('tryWhen', () => {30  it('should return true when the condition is true', () => {31    expect(tryWhen(true)).toBe(true);32  });33  it('should return false when the condition is false', () => {34    expect(tryWhen(false)).toBe(false);35  });36});37import { tryWhen } from 'ng-mocks';38describe('tryWhen', () => {39  it('should return true when the condition is true', () => {40    expect(tryWhen(true)).toBe(true);41  });42  it('should return false when the condition is false', () => {43    expect(tryWhen(false)).toBe

Using AI Code Generation

1describe('Test', () => {2  it('should test', () => {3    const mock = tryWhen(() => {4      return true;5    });6    expect(mock).toBeTruthy();7  });8});9    ✓ should test (5ms)

Using AI Code Generation

1var tryWhen = ngMocks.tryWhen;2var mockModule = ngMocks.mockModule;3describe('Test', function() {4  beforeEach(function() {5    mockModule('app', function($provide) {6      $provide.value('name', 'test');7    });8  });9  it('should test controller', function() {10    var controller = tryWhen(function() {11      return ngMocks.inject(function($controller) {12        return $controller('TestController');13      });14    });15    expect(controller.name).toEqual('test');16  });17});18(function() {19  'use strict';20    .module('app')21    .controller('TestController', TestController);22  TestController.$inject = ['name'];23  function TestController(name) {24    var vm = this;25    vm.name = name;26  }27})();28    at Object.<anonymous> (test.js:19:26)29    at ZoneDelegate.invoke (zone.js:391:26)30    at ProxyZoneSpec.onInvoke (C:/Users/.../node_modules/zone.js/dist/zone-testing.js:288:39)31    at ZoneDelegate.invoke (zone.js:390:32)32    at Zone.run (zone.js:141:43)33    at ZoneDelegate.invokeTask (zone.js:424:31)34    at ProxyZoneSpec.onInvokeTask (C:/Users/.../node_modules/zone.js/dist/zone-testing.js:279:39)35    at ZoneDelegate.invokeTask (zone.js:423:36)36    at Zone.runTask (zone.js:191:47)

Using AI Code Generation

1import {tryWhen} from 'ng-mocks';2import {MockTranslateService} from './mockTranslateService';3describe('mock translate service', () => {4  it('should be called', () => {5    const mockTranslateService = new MockTranslateService();6    const spy = spyOn(mockTranslateService, 'get').and.callThrough();7    tryWhen(mockTranslateService).get('test');8    expect(spy).toHaveBeenCalled();9  });10});

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.