How to use viewComponent method in ng-mocks

Best JavaScript code snippet using ng-mocks

storage-view.component.spec.ts

Source:storage-view.component.spec.ts

1import {HttpResponse} from "@angular/common/http";2import {HttpClientTestingModule, HttpTestingController} from "@angular/common/http/testing";3import {Component, DebugElement} from "@angular/core";4import {ComponentFixture, TestBed} from "@angular/core/testing";5import {MatIconModule} from "@angular/material/icon";6import {By} from "@angular/platform-browser";7import {empty, of} from "rxjs";8import {StorageViewComponent} from "./storage-view.component";9@Component({10  template: `11    <storage-view [blob]="blob"></storage-view>12  `13})14class TestCmp {15  blob: any;16}17function base64toBlob(data: string, type: string) {18  const encodedString = atob(data);19  const arrayBuffer = new ArrayBuffer(encodedString.length);20  const uintArray = new Uint8Array(arrayBuffer);21  for (let i = 0; i < encodedString.length; i++) {22    uintArray[i] = encodedString.charCodeAt(i);23  }24  return new Blob([arrayBuffer], {type});25}26describe("StorageViewComponent", () => {27  let fixture: ComponentFixture<TestCmp>;28  let viewComponent: Omit<DebugElement, "componentInstance"> & {29    componentInstance: StorageViewComponent;30  };31  beforeEach(() => {32    TestBed.configureTestingModule({33      imports: [HttpClientTestingModule, MatIconModule],34      declarations: [StorageViewComponent, TestCmp]35    });36    fixture = TestBed.createComponent(TestCmp);37    viewComponent = fixture.debugElement.query(By.directive(StorageViewComponent));38  });39  describe("with url", () => {40    let httpTestingController: HttpTestingController;41    let observeSpy: jasmine.Spy<any>;42    beforeEach(() => {43      httpTestingController = TestBed.get(HttpTestingController);44      observeSpy = spyOn(45        fixture.debugElement.query(By.directive(StorageViewComponent)).componentInstance,46        "observe"47      ).and.returnValue(of(true));48    });49    it("should handle loading errors from http", () => {50      fixture.componentInstance.blob = "http://example/test.png";51      fixture.detectChanges();52      const req = httpTestingController.expectOne("http://example/test.png");53      req.error(new ErrorEvent("Network error"));54      fixture.detectChanges();55      expect(viewComponent.query(By.css("div mat-icon")).nativeElement.textContent).toBe("error");56      expect(viewComponent.query(By.css("div h3")).nativeElement.textContent).toBe(57        "Could not load the object."58      );59      expect(viewComponent.query(By.css("div small")).nativeElement.textContent).toBe(60        "Network error"61      );62      fixture.componentInstance.blob = "http://example/test1.png";63    });64    it("should reset previous error state", () => {65      fixture.componentInstance.blob = "http://example/test.png";66      fixture.detectChanges();67      const req = httpTestingController.expectOne("http://example/test.png");68      req.error(new ErrorEvent("Network error"));69      expect(viewComponent.componentInstance.error).toBeTruthy();70      fixture.componentInstance.blob = "http://example/test1.png";71      fixture.detectChanges();72      expect(viewComponent.componentInstance.error).not.toBeTruthy();73    });74    it("should not defer loading", () => {75      fixture.componentInstance.blob = "http://example/test.png";76      fixture.detectChanges();77      expect(observeSpy).toHaveBeenCalledTimes(1);78      httpTestingController.expectOne("http://example/test.png");79    });80    it("should defer loading", () => {81      observeSpy.and.returnValue(empty());82      fixture.componentInstance.blob = "http://example/test.png";83      fixture.detectChanges();84      expect(observeSpy).toHaveBeenCalledTimes(1);85      httpTestingController.verify();86    });87    /**88     Error: Expected false to be true.89      at <Jasmine>90      at http://localhost:9876/_karma_webpack_/src/storage/components/storage-view/storage-view.component.spec.ts:129:5591      at ZoneDelegate.invokeTask (http://localhost:9876/spica/node_modules/zone.js/dist/zone-evergreen.js:399:1)92      at ProxyZoneSpec.push.../../node_modules/zone.js/dist/zone-testing.js.ProxyZoneSpec.onInvokeTask (http://localhost:9876/spica/node_modules/zone.js/dist/zone-testing.js:323:1)93    */94    xit("should show images", done => {95      fixture.componentInstance.blob = "http://example/test.png";96      fixture.detectChanges();97      fixture.detectChanges();98      expect(viewComponent.componentInstance.ready).toBe(false);99      const req = httpTestingController.expectOne("http://example/test.png");100      req.flush(101        base64toBlob(102          "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=",103          "image/png"104        )105      );106      fixture.detectChanges();107      expect(viewComponent.componentInstance.ready).toBe(false);108      expect(viewComponent.componentInstance.contentType).toBe("image/png");109      expect(viewComponent.query(By.css("img")).nativeElement.src).toBeTruthy();110      setTimeout(() => {111        expect(viewComponent.componentInstance.ready).toBe(true);112        done();113      }, 10);114    });115    xit("should show videos", () => {116      fixture.componentInstance.blob = "http://example/test.mp4";117      fixture.detectChanges();118      expect(viewComponent.componentInstance.ready).toBe(false);119      const req = httpTestingController.expectOne("http://example/test.mp4");120      req.event(121        new HttpResponse({122          body: new Blob([], {type: "video/mp4"}),123          status: 200,124          statusText: "OK"125        })126      );127      fixture.detectChanges();128      expect(viewComponent.componentInstance.contentType).toBe("video/mp4");129      expect(viewComponent.query(By.css("video source")).nativeElement.src).toBeTruthy();130      expect(viewComponent.componentInstance.ready).toBe(true);131    });132    it("should not show other types", () => {133      fixture.componentInstance.blob = "http://example/test.json";134      fixture.detectChanges();135      expect(viewComponent.componentInstance.ready).toBe(false);136      const req = httpTestingController.expectOne("http://example/test.json");137      req.event(138        new HttpResponse({139          body: new Blob([], {type: "application/json"}),140          status: 200,141          statusText: "OK"142        })143      );144      fixture.detectChanges();145      expect(viewComponent.componentInstance.contentType).toBe("application/json");146      expect(viewComponent.componentInstance.ready).toBe(true);147      expect(viewComponent.query(By.css("mat-icon")).nativeElement.textContent).toBe("warning");148      expect(viewComponent.query(By.css("h3")).nativeElement.textContent).toBe(149        "This object cannot be viewed."150      );151    });152  });153  describe("with blob", () => {154    it("should show images", done => {155      expect(viewComponent.componentInstance.ready).toBe(false);156      fixture.componentInstance.blob = base64toBlob(157        "iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mNk+A8AAQUBAScY42YAAAAASUVORK5CYII=",158        "image/png"159      );160      fixture.detectChanges();161      expect(viewComponent.componentInstance.ready).toBe(false);162      expect(viewComponent.componentInstance.contentType).toBe("image/png");163      setTimeout(() => {164        expect(viewComponent.componentInstance.ready).toBe(true);165        done();166      }, 100);167    });168    xit("should show videos", () => {169      fixture.componentInstance.blob = new Blob(["1"], {type: "video/mp4"});170      fixture.detectChanges();171      expect(viewComponent.componentInstance.contentType).toBe("video/mp4");172      expect(viewComponent.componentInstance.ready).toBe(false);173    });174    it("should not show other types", () => {175      fixture.componentInstance.blob = new Blob([], {type: "application/json"});176      fixture.detectChanges();177      expect(viewComponent.componentInstance.contentType).toBe("application/json");178      expect(viewComponent.componentInstance.ready).toBe(true);179    });180  });181  describe("with storage object", () => {182    it("should show images", () => {183      fixture.componentInstance.blob = {184        url: "http://example/test.png",185        content: {186          type: "image/png"187        }188      };189      fixture.detectChanges();190      expect(viewComponent.componentInstance.contentType).toBe("image/png");191      expect(viewComponent.componentInstance.ready).toBe(false);192    });193    xit("should show videos", () => {194      fixture.componentInstance.blob = {195        url: "http://example/test.mp4",196        content: {197          type: "video/mp4"198        }199      };200      fixture.detectChanges();201      expect(viewComponent.componentInstance.contentType).toBe("video/mp4");202      expect(viewComponent.componentInstance.ready).toBe(false);203    });204    it("should not show other types", () => {205      fixture.componentInstance.blob = {206        url: "http://example/test.json",207        content: {208          type: "application/json"209        }210      };211      fixture.detectChanges();212      expect(viewComponent.componentInstance.contentType).toBe("application/json");213      expect(viewComponent.componentInstance.ready).toBe(true);214    });215  });...

view.component.spec.ts

Source:view.component.spec.ts

1import { ComponentFixture, TestBed } from '@angular/core/testing';2import { ViewComponent } from './view.component';3describe('ViewComponent', () => {4  let component: ViewComponent;5  let fixture: ComponentFixture<ViewComponent>;6  beforeEach(async () => {7    await TestBed.configureTestingModule({8      declarations: [ ViewComponent ]9    })10    .compileComponents();11  });12  beforeEach(() => {13    fixture = TestBed.createComponent(ViewComponent);14    component = fixture.componentInstance;15    fixture.detectChanges();16  });17  it('should create', () => {18    expect(component).toBeTruthy();19  });...

Using AI Code Generation

1import { viewComponent } from 'ng-mocks';2import { MyComponent } from './my.component';3describe('MyComponent', () => {4  it('should render', () => {5    const component = viewComponent(MyComponent);6    expect(component).toBeDefined();7  });8});

Using AI Code Generation

1import { viewComponent } from 'ng-mocks'; 2describe('AppComponent', () => {3  let component: AppComponent;4  let fixture: ComponentFixture<AppComponent>;5  beforeEach(async(() => {6    TestBed.configureTestingModule({7        viewComponent({8        }),9        viewComponent({10        }),11    }).compileComponents();12  }));13  beforeEach(() => {14    fixture = TestBed.createComponent(AppComponent);15    component = fixture.componentInstance;16    fixture.detectChanges();17  });18  it('should create the app', () => {19    expect(component).toBeTruthy();20  });21  it(`should have as title 'app'`, () => {22    expect(component.title).toEqual('app');23  });24  it('should render title in a h1 tag', () => {25    const compiled = fixture.debugElement.nativeElement;26    expect(compiled.querySelector('h1').textContent).toContain(27    );28  });29});30import { Component } from '@angular/core';31@Component({32})33export class AppComponent {34  title = 'app';35}36<h1>Welcome to {{ title }}!</h1>37import { viewChild } from 'ng-mocks';38import { AppComponent } from './app.component';39describe('AppComponent', () => {40  let component: AppComponent;41  let fixture: ComponentFixture<AppComponent>;42  beforeEach(async(() => {43    TestBed.configureTestingModule({

Using AI Code Generation

1describe('TestComponent', () => {2  let component: TestComponent;3  let fixture: ComponentFixture<TestComponent>;4  beforeEach(async(() => {5    TestBed.configureTestingModule({6      imports: [CommonModule, FormsModule, ReactiveFormsModule, NgxMaskModule.forRoot()],7      providers: [FormBuilder, { provide: MatDialog, useValue: mockDialog }]8    })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  it('should call openDialog', () => {20    const spy = spyOn(component, 'openDialog');21    component.openDialog();22    expect(spy).toHaveBeenCalled();23  });24  it('should call openDialog', () => {25    const spy = spyOn(component, 'openDialog');26    component.openDialog();27    expect(spy).toHaveBeenCalled();28  });29  it('should call openDialog', () => {30    const spy = spyOn(component, 'openDialog');31    component.openDialog();32    expect(spy).toHaveBeenCalled();33  });34  it('should call openDialog', () => {35    const spy = spyOn(component, 'openDialog');36    component.openDialog();37    expect(spy).toHaveBeenCalled();38  });39  it('should call openDialog', () => {40    const spy = spyOn(component, 'openDialog');41    component.openDialog();42    expect(spy).toHaveBeenCalled();43  });44  it('should call openDialog', () => {45    const spy = spyOn(component, 'openDialog');46    component.openDialog();47    expect(spy).toHaveBeenCalled();48  });49  it('should call openDialog', () => {50    const spy = spyOn(component, 'openDialog');51    component.openDialog();52    expect(spy).toHaveBeenCalled();53  });54  it('should call openDialog', () => {55    const spy = spyOn(component, 'openDialog');56    component.openDialog();57    expect(spy).toHaveBeenCalled();58  });59  it('should call openDialog', () => {60    const spy = spyOn(component, 'openDialog');61    component.openDialog();62    expect(spy).toHaveBeenCalled();63  });64  it('should call openDialog', () => {65    const spy = spyOn(component, 'openDialog');66    component.openDialog();67    expect(spy).toHaveBeenCalled();68  });69  it('should call openDialog', () => {

Using AI Code Generation

1import { viewComponent } from 'ng-mocks';2import { MyComponent } from './my.component';3describe('MyComponent', () => {4  it('should have a title', () => {5    const component = viewComponent(MyComponent);6    expect(component.title).toEqual('MyComponent');7  });8});9import { Component } from '@angular/core';10@Component({11})12export class MyComponent {13  title = 'MyComponent';14}15import { viewChild } from 'ng-mocks';16import { MyComponent } from './my.component';17describe('MyComponent', () => {18  it('should have a title', () => {19    const component = viewChild(MyComponent);20    expect(component.nativeElement.textContent).toEqual('MyComponent');21  });22});23import { Component } from '@angular/core';24@Component({25})26export class MyComponent {27  title = 'MyComponent';28}29import { viewChild } from 'ng-mocks';30import { MyComponent } from './my.component';31import { MyChildComponent } from './my-child.component';32describe('MyComponent', () => {33  it('should have a title', () => {34    const component = viewChild(MyComponent);35    const childComponent = viewChild(component, MyChildComponent);36    expect(childComponent.nativeElement.textContent).toEqual('MyComponent');37  });38});39import { Component } from '@angular/core';40@Component({41})42export class MyComponent {43  title = 'MyComponent';44}45import { Component } from '@angular/core';46@Component({

Using AI Code Generation

1import { viewComponent } from 'ng-mocks';2import { AppComponent } from './app.component';3describe('AppComponent', () => {4  it('should create the app', () => {5    const fixture = viewComponent(AppComponent);6    const app = fixture.debugElement.componentInstance;7    expect(app).toBeTruthy();8  });9});10import { mockComponent } from 'ng-mocks';11import { AppComponent } from './app.component';12describe('AppComponent', () => {13  it('should create the app', () => {14    const fixture = mockComponent(AppComponent);15    const app = fixture.debugElement.componentInstance;16    expect(app).toBeTruthy();17  });18});19import { mockComponent } from 'ng-mocks';20import { AppComponent } from './app.component';21describe('AppComponent', () => {22  it('should create the app', () => {23    const fixture = mockComponent(AppComponent);24    const app = fixture.debugElement.componentInstance;25    expect(app).toBeTruthy();26  });27});

Using AI Code Generation

1import { viewComponent } from 'ng-mocks';2import { Component } from '@angular/core';3import { viewChild } from 'ng-mocks';4import { ViewChild } from '@angular/core';5import { viewChildren } from 'ng-mocks';6import { ViewChildren } from '@angular/core';7import { viewDirective } from 'ng-mocks';8import { Directive } from '@angular/core';9import { viewPipe } from 'ng-mocks';10import { Pipe } from '@angular/core';11@Component({12  template: 'Hello {{ name }}',13})14class TestComponent {15  public name = 'World';16}17@Component({18  template: 'Hello {{ name }}',19})20class TestComponent2 {21  public name = 'World';22}23@Component({24  template: 'Hello {{ name }}',25})26class TestComponent3 {27  public name = 'World';28}29@Component({30  template: 'Hello {{ name }}',31})32class TestComponent4 {33  public name = 'World';34}35@Component({36  template: 'Hello {{ name }}',37})38class TestComponent5 {39  public name = 'World';40}41@Component({42  template: 'Hello {{ name }}',43})44class TestComponent6 {45  public name = 'World';46}47@Component({48  template: 'Hello {{ name }}',49})50class TestComponent7 {51  public name = 'World';52}53@Component({54  template: 'Hello {{ name }}',55})56class TestComponent8 {57  public name = 'World';58}59@Component({60  template: 'Hello {{ name }}',61})62class TestComponent9 {63  public name = 'World';64}65@Component({66  template: 'Hello {{ name }}',67})68class TestComponent10 {69  public name = 'World';70}71@Component({72  template: 'Hello {{ name }}',73})74class TestComponent11 {75  public name = 'World';76}77@Component({78  template: 'Hello {{ name }}',79})80class TestComponent12 {81  public name = 'World';82}83@Component({84  template: 'Hello {{ name }}',85})86class TestComponent13 {87  public name = 'World';88}89@Component({90  template: 'Hello {{ name }}',91})92class TestComponent14 {93  public name = 'World';94}

Using AI Code Generation

1import { MockBuilder, MockRender } from 'ng-mocks';2import { AppComponent } from '../app.component';3import { AppModule } from '../app.module';4import { DataService } from '../data.service';5describe('AppComponent', () => {6  beforeEach(() => MockBuilder(AppComponent, AppModule));7  it('should create the app', () => {8    const fixture = MockRender(AppComponent);9    const app = fixture.point.componentInstance;10    expect(app).toBeTruthy();11  });12  it('should render title', () => {13    const fixture = MockRender(AppComponent);14    fixture.detectChanges();15    const compiled = fixture.nativeElement;16    expect(compiled.querySelector('h1').textContent).toContain(17    );18  });19  it('should render title', () => {20    const fixture = MockRender(AppComponent);21    fixture.detectChanges();22    const compiled = fixture.nativeElement;23    expect(compiled.querySelector('h1').textContent).toContain(24    );25  });26  it('should render title', () => {27    const fixture = MockRender(AppComponent);28    fixture.detectChanges();29    const compiled = fixture.nativeElement;30    expect(compiled.querySelector('h1').textContent).toContain(31    );32  });33  it('should render title', () => {34    const fixture = MockRender(AppComponent);35    fixture.detectChanges();36    const compiled = fixture.nativeElement;37    expect(compiled.querySelector('h1').textContent).toContain(38    );39  });40  it('should render title', () => {41    const fixture = MockRender(AppComponent);42    fixture.detectChanges();43    const compiled = fixture.nativeElement;44    expect(compiled.querySelector('h1').textContent).toContain(45    );46  });47  it('should render title', () => {48    const fixture = MockRender(AppComponent);49    fixture.detectChanges();50    const compiled = fixture.nativeElement;51    expect(compiled.querySelector('h1').textContent).toContain(52    );53  });54  it('should render title', () => {55    const fixture = MockRender(AppComponent);56    fixture.detectChanges();57    const compiled = fixture.nativeElement;58    expect(compiled.querySelector('h1').textContent).toContain(59    );60  });61  it('should render title', () => {62    const fixture = MockRender(AppComponent);63    fixture.detectChanges();

Using AI Code Generation

1const component = viewComponent(MyComponent);2const childComponent = viewChild(MyChildComponent);3const component = viewComponent(MyComponent);4const childComponent = viewChild(MyChildComponent);5const component = viewComponent(MyComponent);6const childComponent = viewChild(MyChildComponent);7const component = viewComponent(MyComponent);8const childComponent = viewChild(MyChildComponent);9const component = viewComponent(MyComponent);10const childComponent = viewChild(MyChildComponent);11const component = viewComponent(MyComponent);12const childComponent = viewChild(MyChildComponent);13const component = viewComponent(MyComponent);14const childComponent = viewChild(MyChildComponent);15const component = viewComponent(MyComponent);16const childComponent = viewChild(MyChildComponent);17const component = viewComponent(MyComponent);18const childComponent = viewChild(MyChildComponent);19const component = viewComponent(MyComponent);20const childComponent = viewChild(MyChildComponent);21const component = viewComponent(MyComponent);

Using AI Code Generation

1const myComponentInstance = ngMocks.findInstance(MyComponent);2const myComponentVariable = myComponentInstance.myVar;3const myComponentInstance = ngMocks.findInstance(MyComponent);4const myComponentVariable = myComponentInstance.myVar;5const myComponentInstance = ngMocks.findInstance(MyComponent);6const myComponentVariable = myComponentInstance.myVar;7const myComponentInstance = ngMocks.findInstance(MyComponent);8const myComponentVariable = myComponentInstance.myVar;9const myComponentInstance = ngMocks.findInstance(MyComponent);10const myComponentVariable = myComponentInstance.myVar;11const myComponentInstance = ngMocks.findInstance(MyComponent);12const myComponentVariable = myComponentInstance.myVar;13const myComponentInstance = ngMocks.findInstance(MyComponent);14const myComponentVariable = myComponentInstance.myVar;15const myComponentInstance = ngMocks.findInstance(MyComponent);

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