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

How to use getScanViewRefRootNodes method in ng-mocks

Best JavaScript code snippet using ng-mocks

el-def-get-parent.ts

Source:el-def-get-parent.ts

...27const scanViewRef = (node: DebugElement) => {28  let result: any;29  let index: any;30  for (const child of node.parent?.childNodes || []) {31    for (const [rnIndex, rootNode] of getScanViewRefRootNodes(node, child)) {32      if (rootNode === node.nativeNode && (index === undefined || rnIndex < index)) {33        result = elDefGetNode(child);34        index = rnIndex;35      }36    }37  }38  return result;39};40export default (node: any) => {41  return (42    node.injector._tNode?.parent || // ivy43    node.injector.elDef?.parent || // classic44    scanViewRef(node) ||45    node.parent?.injector._tNode || // ivy...

Using AI Code Generation

1import { getScanViewRefRootNodes } from 'ng-mocks';2import { Component, NgModule } from '@angular/core';3import { TestBed } from '@angular/core/testing';4import { By } from '@angular/platform-browser';5@Component({6})7class TestComponent {}8@NgModule({9  imports: [],10})11class TestModule {}12describe('TestComponent', () => {13  let testComponent: TestComponent;14  let fixture;15  beforeEach(() => {16    TestBed.configureTestingModule({17      imports: [TestModule],18    }).compileComponents();19    fixture = TestBed.createComponent(TestComponent);20    testComponent = fixture.componentInstance;21  });22  it('should render some content', () => {23    fixture.detectChanges();24    const div = getScanViewRefRootNodes(fixture.debugElement.query(By.directive(TestComponent)).componentView)[0];25    expect(div.textContent).toEqual('Some content');26  });27});

Using AI Code Generation

1import { getScanViewRefRootNodes } from 'ng-mocks';2import { MyComponent } from './my.component';3describe('MyComponent', () => {4  it('should render the component', () => {5    const component = MockRender(MyComponent);6    const rootNodes = getScanViewRefRootNodes(component);7    expect(rootNodes.length).toEqual(1);8    expect(rootNodes[0].nativeElement.tagName).toEqual('H1');9  });10});11import { getScanViewRefNodes } from 'ng-mocks';12import { MyComponent } from './my.component';13describe('MyComponent', () => {14  it('should render the component', () => {15    const component = MockRender(MyComponent);16    const rootNodes = getScanViewRefNodes(component);17    expect(rootNodes.length).toEqual(1);18    expect(rootNodes[0].nativeElement.tagName).toEqual('H1');19  });20});21import { getScanViewRefProjectedNodes } from 'ng-mocks';22import { MyComponent } from './my.component';23describe('MyComponent', () =>

Using AI Code Generation

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

Using AI Code Generation

1import { getScanViewRefRootNodes } from 'ng-mocks';2import { MyComponent } from '../src/app/my-component/my-component.component';3describe('MyComponent', () => {4  it('should create', () => {5    const fixture = MockRender(MyComponent);6    const viewRefRootNodes = getScanViewRefRootNodes(fixture);7    expect(viewRefRootNodes.length).toBe(1);8    expect(viewRefRootNodes[0].nativeElement).toBe(fixture.nativeElement);9  });10});11import { Component, OnInit, ViewContainerRef } from '@angular/core';12import { MyOtherComponent } from '../my-other-component/my-other-component.component';13@Component({14})15export class MyComponent implements OnInit {16  constructor(private viewContainerRef: ViewContainerRef) {}17  ngOnInit() {18    this.viewContainerRef.createComponent(MyOtherComponent);19  }20}21import { getScanViewRefRootNodes } from 'ng-mocks';22import { MyComponent } from '../src/app/my-component/my-component.component';23describe('MyComponent', () => {24  it('should create', () => {25    const fixture = MockRender(MyComponent);26    const viewRefRootNodes = getScanViewRefRootNodes(fixture);27    expect(viewRefRootNodes.length).toBe(2);28    expect(viewRefRootNodes[0].nativeElement).toBe(fixture.nativeElement);29    expect(viewRefRootNodes[1].nativeElement).toBe(fixture.nativeElement.querySelector('ng-container'));30  });31});

Using AI Code Generation

1import { getScanViewRefRootNodes } from 'ng-mocks';2import { Component } from '@angular/core';3import { TestBed } from '@angular/core/testing';4@Component({5})6export class TestComponent {}7describe('getScanViewRefRootNodes', () => {8  beforeEach(() => {9    TestBed.configureTestingModule({10    }).compileComponents();11  });12  it('should get the root nodes of a component', () => {13    const fixture = TestBed.createComponent(TestComponent);14    fixture.detectChanges();15    const rootNodes = getScanViewRefRootNodes(fixture);16    expect(rootNodes.length).toBe(1);17    expect(rootNodes[0].nativeElement.className).toBe('test');18  });19});20import { getComponentInstance } from 'ng-mocks';21import { Component } from '@angular/core';22import { TestBed } from '@angular/core/testing';23@Component({24})25export class TestComponent {}26describe('getComponentInstance', () => {27  beforeEach(() => {28    TestBed.configureTestingModule({29    }).compileComponents();30  });31  it('should get the component instance of a component', () => {32    const fixture = TestBed.createComponent(TestComponent);33    fixture.detectChanges();34    const componentInstance = getComponentInstance(fixture);35    expect(componentInstance).toEqual(fixture.componentInstance);36  });37});38import { getComponentInstance } from 'ng-mocks';39import { Component } from '@angular/core';40import { TestBed } from '@angular/core/testing';41@Component({42})43export class TestComponent {}44describe('getComponentInstance', () => {45  beforeEach(() => {

Using AI Code Generation

1import { getScanViewRefRootNodes } from 'ng-mocks';2const fixture = TestBed.createComponent(AppComponent);3const nodes = getScanViewRefRootNodes(fixture.debugElement);4console.log(nodes);5import { getScanViewRefRootNodes } from 'ng-mocks';6describe('AppComponent', () => {7  it('should create the app', () => {8    const fixture = TestBed.createComponent(AppComponent);9    const app = fixture.debugElement.componentInstance;10    expect(app).toBeTruthy();11  });12  it('should get root nodes', () => {13    const fixture = TestBed.createComponent(AppComponent);14    const nodes = getScanViewRefRootNodes(fixture.debugElement);15    expect(nodes.length).toBe(1);16    expect(nodes[0].nativeElement.tagName).toBe('DIV');17  });18});

Using AI Code Generation

1const viewRef = ngMocks.findInstance(YourComponent);2const rootNodes = ngMocks.getScanViewRefRootNodes(viewRef);3expect(rootNodes).toEqual([4]);5const viewRef = ngMocks.findInstance(YourComponent);6const rootNodes = ngMocks.getScanViewRefRootNodes(viewRef);7expect(rootNodes).toEqual([8]);9const viewRef = ngMocks.findInstance(YourComponent);10const rootNodes = ngMocks.getScanViewRefRootNodes(viewRef);11expect(rootNodes).toEqual([12]);13const viewRef = ngMocks.findInstance(YourComponent);14const rootNodes = ngMocks.getScanViewRefRootNodes(viewRef);15expect(rootNodes).toEqual([16]);17const viewRef = ngMocks.findInstance(YourComponent);18const rootNodes = ngMocks.getScanViewRefRootNodes(viewRef);19expect(rootNodes).toEqual([20]);21const viewRef = ngMocks.findInstance(YourComponent);22const rootNodes = ngMocks.getScanViewRefRootNodes(viewRef);23expect(rootNodes).toEqual([24]);25const viewRef = ngMocks.findInstance(YourComponent);26const rootNodes = ngMocks.getScanViewRefRootNodes(viewRef);27expect(rootNodes).toEqual([28]);29const viewRef = ngMocks.findInstance(YourComponent);

Using AI Code Generation

1import { getScanViewRefRootNodes } from 'ng-mocks';2import { AppComponent } from './app.component';3describe('AppComponent', () => {4  it('should render the component', () => {5    const fixture = MockRender(AppComponent);6    const viewRefRootNodes = getScanViewRefRootNodes(fixture);7    expect(viewRefRootNodes.length).toEqual(1);8  });9});

Using AI Code Generation

1import { getScanViewRefRootNodes } from 'ng-mocks';2import { TestComponent } from './test.component';3describe('TestComponent', () => {4  it('should get the root nodes of the scan view of the component', () => {5    const rootNodes = getScanViewRefRootNodes(TestComponent);6    expect(rootNodes.length).toEqual(1);7    expect(rootNodes[0]).toEqual('test');8  });9});10import { getScanViewRefRootNodes } from 'ng-mocks';11import { TestComponent } from './test.component';12describe('TestComponent', () => {13  it('should get the root nodes of the scan view of the component when the component has multiple root nodes', () => {14    const rootNodes = getScanViewRefRootNodes(TestComponent);15    expect(rootNodes.length).toEqual(2);16    expect(rootNodes[0]).toEqual('test1');17    expect(rootNodes[1]).toEqual('test2');18  });19});20import { getScanViewRefRootNodes } from 'ng-mocks';21import { TestComponent } from './test.component';22describe('TestComponent', () => {23  it('should get the root nodes of the scan view of the component when the component has

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.