How to use mockNgTemplate method in ng-mocks

Best JavaScript code snippet using ng-mocks

test.spec.ts

Source:test.spec.ts Github

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1import { CommonModule } from '@angular/common';2import {3 Component,4 ContentChild,5 EventEmitter,6 Input,7 NgModule,8 Output,9 TemplateRef,10} from '@angular/core';11import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';12@Component({13 selector: 'app-child',14 template: 'child',15})16class DependencyComponent {17 @ContentChild('something', {} as any)18 public injectedSomething: TemplateRef<void> | undefined;19 @Input()20 public someInput = '';21 @Output()22 public someOutput = new EventEmitter();23}24@Component({25 selector: 'tested',26 template: `27 <app-child28 [someInput]="value"29 (someOutput)="trigger($event)"30 ></app-child>31 `,32})33class MyComponent {34 public value = '';35 public trigger = (obj: any) => obj;36}37@NgModule({38 imports: [CommonModule],39 declarations: [MyComponent, DependencyComponent],40})41class ItsModule {}42describe('MockComponent', () => {43 beforeEach(() => {44 return MockBuilder(MyComponent, ItsModule);45 });46 it('sends the correct value to the child input', () => {47 const fixture = MockRender(MyComponent);48 const component = fixture.point.componentInstance;49 // The same as50 // fixture.debugElement.query(51 // By.css('app-child')52 // ).componentInstance53 // but properly typed.54 const mockComponent =55 ngMocks.find<DependencyComponent>(56 'app-child',57 ).componentInstance;58 // Let's pretend that DependencyComponent has 'someInput' as59 // an input. MyComponent sets its value via60 // `[someInput]="value"`. The input's value will be passed into61 // the mock component so we can assert on it.62 component.value = 'foo';63 fixture.detectChanges();64 // Thanks to ng-mocks, this is type safe.65 expect(mockComponent.someInput).toEqual('foo');66 });67 it('does something on an emit of the child component', () => {68 const fixture = MockRender(MyComponent);69 const component = fixture.point.componentInstance;70 // The same as71 // fixture.debugElement.query(72 // By.directive(DependencyComponent)73 // ).componentInstance74 // but properly typed.75 const mockComponent = ngMocks.findInstance(DependencyComponent);76 // Again, let's pretend DependencyComponent has an output77 // called 'someOutput'. MyComponent listens on the output via78 // `(someOutput)="trigger($event)"`.79 // Let's install a spy and trigger the output.80 ngMocks.stubMember(81 component,82 'trigger',83 typeof jest === 'undefined' ? jasmine.createSpy() : jest.fn(),84 );85 mockComponent.someOutput.emit({86 payload: 'foo',87 });88 // Assert on the effect.89 expect(component.trigger).toHaveBeenCalledWith({90 payload: 'foo',91 });92 });93 it('renders something inside of the child component', () => {94 const localFixture = MockRender<DependencyComponent>(`95 <app-child>96 <p>inside content</p>97 </app-child>98 `);99 // We can access html directly asserting on some side effect.100 const mockNgContent = localFixture.point.nativeElement.innerHTML;101 expect(mockNgContent).toContain('<p>inside content</p>');102 });103 it('renders ContentChild of the child component', () => {104 const fixture = MockRender<DependencyComponent>(`105 <app-child>106 <ng-template #something>107 <p>inside template</p>108 </ng-template>109 <p>inside content</p>110 </app-child>111 `);112 // Injected ng-content rendered everything except templates.113 const mockNgContent = fixture.point.nativeElement.innerHTML;114 expect(mockNgContent).toContain('<p>inside content</p>');115 expect(mockNgContent).not.toContain('<p>inside template</p>');116 // Let's render the template. First, we need to assert that117 // componentInstance is a MockedComponent<T> to access118 // its `__render` method. `isMockOf` function helps here.119 const mockComponent = fixture.point.componentInstance;120 ngMocks.render(121 mockComponent,122 ngMocks.findTemplateRef('something'),123 );124 // The rendered template is wrapped by <div data-key="something">.125 // We can use this selector to assert exactly its content.126 const mockNgTemplate = ngMocks.find(DependencyComponent)127 .nativeElement.innerHTML;128 expect(mockNgTemplate).toContain('<p>inside template</p>');129 });...

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1import { mockNgTemplate } from 'ng-mocks';2describe('TestComponent', () => {3 let component: TestComponent;4 let fixture: ComponentFixture<TestComponent>;5 beforeEach(async(() => {6 TestBed.configureTestingModule({7 imports: [8 mockNgTemplate(TestComponent, 'test', '<div>test</div>'),9 }).compileComponents();10 }));11 beforeEach(() => {12 fixture = TestBed.createComponent(TestComponent);13 component = fixture.componentInstance;14 fixture.detectChanges();15 });16 it('should create', () => {17 expect(component).toBeTruthy();18 });19});20import { Component, OnInit, TemplateRef, ViewChild } from '@angular/core';21@Component({22})23export class TestComponent implements OnInit {24 @ViewChild('test', { static: true }) test: TemplateRef<any>;25 constructor() {}26 ngOnInit(): void {}27}28div {29 background-color: red;30}31import { async, ComponentFixture, TestBed } from '@angular/core/testing';32import { TestComponent } from './test.component';33describe('TestComponent', () => {34 let component: TestComponent;35 let fixture: ComponentFixture<TestComponent>;36 beforeEach(async(() => {37 TestBed.configureTestingModule({38 }).compileComponents();39 }));40 beforeEach(() => {41 fixture = TestBed.createComponent(TestComponent);42 component = fixture.componentInstance;43 fixture.detectChanges();44 });45 it('should create', () => {46 expect(component).toBeTruthy();47 });48});49Can't bind to 'ngTemplateOutlet' since it isn't a known property of 'ng-container'. ("<div>

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1import { mockNgTemplate } from 'ng-mocks';2describe('AppComponent', () => {3 beforeEach(async(() => {4 TestBed.configureTestingModule({5 mockNgTemplate('app-test', '<div>Mocked</div>'),6 }).compileComponents();7 }));8 it('should create the app', () => {9 const fixture = TestBed.createComponent(AppComponent);10 const app = fixture.debugElement.componentInstance;11 expect(app).toBeTruthy();12 });13});14import { Component } from '@angular/core';15@Component({16})17export class AppComponent {18 title = 'app';19}20import { mockNgTemplate } from 'ng-mocks';21describe('AppComponent', () => {22 beforeEach(async(() => {23 TestBed.configureTestingModule({24 mockNgTemplate('app-test', '<div>Mocked</div>'),25 }).compileComponents();26 }));27 it('should create the app', () => {28 const fixture = TestBed.createComponent(AppComponent);29 const app = fixture.debugElement.componentInstance;30 expect(app).toBeTruthy();31 });32});33import { Component, Input } from '@angular/core';34@Component({35 <p>{{ title }}</p>36})37export class AppTestComponent {38 @Input() title: string;39}40import { mockNgTemplate } from 'ng-mocks';41describe('AppComponent', () => {42 beforeEach(async(() => {43 TestBed.configureTestingModule({44 mockNgTemplate('app-test', '<div>Mocked</div>'),45 }).compileComponents();46 }));47 it('should create the

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1import { mockNgTemplate } from 'ng-mocks';2import { Component, Input } from '@angular/core';3@Component({4 template: mockNgTemplate('app-test'),5})6export class TestComponent {7 @Input() name: string;8}9import { ComponentFixture, TestBed } from '@angular/core/testing';10import { TestComponent } from './test';11describe('TestComponent', () => {12 let component: TestComponent;13 let fixture: ComponentFixture<TestComponent>;14 beforeEach(async () => {15 await TestBed.configureTestingModule({16 }).compileComponents();17 });18 beforeEach(() => {19 fixture = TestBed.createComponent(TestComponent);20 component = fixture.componentInstance;21 fixture.detectChanges();22 });23 it('should create', () => {24 expect(component).toBeTruthy();25 });26});27mockNgTemplate('input', '<input [ngModel]="name">');28@Component({29 template: mockNgTemplate('app-test', '<input [ngModel]="name">'),30})31export class TestComponent {32 @Input() name: string;33}34fixture = TestBed.createComponent(TestComponent);

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1import { mockNgTemplate } from 'ng-mocks';2import { MyComponent } from './my.component';3import { MyDirective } from './my.directive';4describe('MyComponent', () => {5 it('should render the component', () => {6 const component = mockNgTemplate(MyComponent, MyDirective);7 expect(component).toBeTruthy();8 });9});10import { MockBuilder } from 'ng-mocks';11import { MyComponent } from './my.component';12import { MyDirective } from './my.directive';13describe('MyComponent', () => {14 beforeEach(async () => {15 await MockBuilder(MyComponent, MyDirective);16 });17 it('should render the component', () => {18 const component = MockRender(MyComponent);19 expect(component).toBeTruthy();20 });21});

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1import { mockNgTemplate } from 'ng-mocks';2import { Component } from '@angular/core';3@Component({4 template: mockNgTemplate('app-test', '<div>Test</div>'),5})6export class TestComponent {}7import { TestBed } from '@angular/core/testing';8import { TestComponent } from './test.component';9describe('TestComponent', () => {10 beforeEach(async () => {11 await TestBed.configureTestingModule({12 }).compileComponents();13 });14 it('should create', () => {15 const fixture = TestBed.createComponent(TestComponent);16 const component = fixture.componentInstance;17 expect(component).toBeTruthy();18 });19});

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1import { mockNgTemplate } from 'ng-mocks';2import { Component } from '@angular/core';3@Component({4 template: mockNgTemplate('test-component')5})6export class TestComponent {}7import { TestBed } from '@angular/core/testing';8import { TestComponent } from './test';9describe('TestComponent', () => {10 beforeEach(async () => {11 await TestBed.configureTestingModule({12 }).compileComponents();13 });14 it('should create', () => {15 const fixture = TestBed.createComponent(TestComponent);16 fixture.detectChanges();17 expect(fixture).toBeTruthy();18 });19});20Error: StaticInjectorError(AppModule)[TestComponent -> TemplateRef]: 21 StaticInjectorError(Platform: core)[TestComponent -> TemplateRef]: 22import { TestBed } from '@angular/core/testing';23import { TestComponent } from './test';24import { TemplateRef } from '@angular/core';25describe('TestComponent', () => {26 beforeEach(async () => {27 await TestBed.configureTestingModule({28 {29 useValue: {}30 }31 }).compileComponents();32 });33 it('should create', () => {34 const fixture = TestBed.createComponent(TestComponent);35 fixture.detectChanges();36 expect(fixture).toBeTruthy();37 });38});

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1import { mockNgTemplate } from 'ng-mocks';2describe('mockNgTemplate', () => {3 beforeEach(() => {4 TestBed.configureTestingModule({5 });6 });7 it('creates a mock component', () => {8 const fixture = TestBed.createComponent(MockComponent);9 const component = fixture.componentInstance;10 const template = mockNgTemplate(component);11 expect(template).toBeDefined();12 expect(template).not.toBeNull();13 });14});15import { createComponentFactory, Spectator } from '@ngneat/spectator';16describe('Mocking a component using @ngneat/spectator', () => {17 let spectator: Spectator<MockComponent>;18 const createComponent = createComponentFactory(MockComponent);19 beforeEach(() => {20 spectator = createComponent();21 });22 it('creates a mock component', () => {23 const component = spectator.component;24 expect(component).toBeDefined();25 expect(component).not.toBeNull();26 });27});28import { createComponentFactory, Spectator } from '@ngneat/spectator';29describe('Mocking a component using @ngneat/spectator', () => {30 let spectator: Spectator<MockComponent>;31 const createComponent = createComponentFactory(MockComponent);32 beforeEach(() => {33 spectator = createComponent();34 });35 it('creates a mock component', () => {36 const component = spectator.component;

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1import {mockNgTemplate} from 'ng-mocks';2import {Component} from '@angular/core';3@Component({4 template: mockNgTemplate('my-component', '<div>My Component</div>')5})6export class MyComponent {}7import {mockNgTemplate} from 'ng-mocks';8import {Component} from '@angular/core';9@Component({10 template: mockNgTemplate('my-component', '<div>My Component</div>')11})12export class MyComponent {}13import {mockNgTemplate} from 'ng-mocks';14import {Component} from '@angular/core';15@Component({16 template: mockNgTemplate('my-component', '<div>My Component</div>')17})18export class MyComponent {}19import {mockNgTemplate} from 'ng-mocks';20import {Component} from '@angular/core';21@Component({22 template: mockNgTemplate('my-component', '<div>My Component</div>')23})24export class MyComponent {}25import {mockNgTemplate} from 'ng-mocks';26import {Component} from '@angular/core';27@Component({28 template: mockNgTemplate('my-component', '<div>My Component</div>')29})30export class MyComponent {}31import {mockNgTemplate} from 'ng-mocks';32import {Component} from '@angular/core';33@Component({34 template: mockNgTemplate('my-component', '<div>My Component</div>')35})36export class MyComponent {}37import {mockNgTemplate} from 'ng-mocks';38import {Component} from '@angular/core';39@Component({40 template: mockNgTemplate('my-component', '<div>My Component</div>')41})42export class MyComponent {}

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1import { mockNgTemplate } from 'ng-mocks';2describe('App', () => {3 beforeEach(() => {4 mockNgTemplate('app-root', '<h1>Mocked App Root</h1>');5 TestBed.configureTestingModule({6 imports: [AppModule]7 });8 });9 it('should work', () => {10 const fixture = TestBed.createComponent(AppComponent);11 fixture.detectChanges();12 const app = fixture.debugElement.componentInstance;13 expect(app).toBeTruthy();14 });15});16import { CUSTOM_ELEMENTS_SCHEMA } from '@angular/core';17import { NO_ERRORS_SCHEMA } from '@angular/core';18beforeEach(() => {19 TestBed.configureTestingModule({20 });21});

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