Best JavaScript code snippet using ng-mocks
e2e.spec.ts
Source: e2e.spec.ts
1import { Component, NgModule, TemplateRef } from '@angular/core';2import { MatTableModule } from '@angular/material/table';3import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';4export interface PeriodicElement {5 name: string;6 position: number;7 symbol: string;8 weight: number;9}10const ELEMENT_DATA: PeriodicElement[] = [11 { position: 1, name: 'Hydrogen', weight: 1.0079, symbol: 'H' },12];13@Component({14 selector: 'target',15 template: `16 <table mat-table [dataSource]="dataSource">17 <ng-container matColumnDef="position">18 <th mat-header-cell *matHeaderCellDef>No.</th>19 <td mat-cell *matCellDef="let element">20 {{ element.position }}21 </td>22 </ng-container>23 </table>24 `,25})26class TargetComponent {27 public dataSource = ELEMENT_DATA;28 public displayedColumns: string[] = [];29 public constructor() {30 this.displayedColumns.length = 24;31 this.displayedColumns.fill('filler');32 this.displayedColumns[0] = 'position';33 }34}35@NgModule({36 declarations: [TargetComponent],37 imports: [MatTableModule],38})39class TargetModule {}40describe('mat-table:e2e', () => {41 ngMocks.faster();42 beforeEach(() => MockBuilder(TargetComponent, TargetModule));43 it('has access to child nodes', () => {44 MockRender(TargetComponent);45 // looking for the table and container46 const tableEl = ngMocks.find('[mat-table]');47 const containerEl = ngMocks.reveal(['matColumnDef', 'position']);48 const cellEl = ngMocks.reveal(containerEl, ['matCellDef']);49 const cell = ngMocks.get(cellEl, TemplateRef);50 ngMocks.render(tableEl.componentInstance, cell, {51 position: 'testPosition',52 });53 const headerEl = ngMocks.reveal(containerEl, [54 'matHeaderCellDef',55 ]);56 const header = ngMocks.get(headerEl, TemplateRef);57 ngMocks.render(tableEl.componentInstance, header);58 // checking the order of the render59 expect(ngMocks.formatHtml(tableEl)).toEqual(60 '<th mat-header-cell="">No.</th><td mat-cell=""> testPosition </td>',61 );62 // cool stuff63 expect(ngMocks.formatHtml(headerEl)).toEqual(64 '<th mat-header-cell="">No.</th>',65 );66 expect(ngMocks.formatHtml(cellEl)).toEqual(67 '<td mat-cell=""> testPosition </td>',68 );69 {70 const matHeaderCellTable = ngMocks.reveal(tableEl, [71 'mat-header-cell',72 ]);73 const matHeaderCellContainer = ngMocks.reveal(containerEl, [74 'mat-header-cell',75 ]);76 expect(matHeaderCellTable).toBe(matHeaderCellContainer);77 }78 {79 const matCellTable = ngMocks.reveal(tableEl, ['mat-cell']);80 const matCellContainer = ngMocks.reveal(containerEl, [81 'mat-cell',82 ]);83 expect(matCellTable).toBe(matCellContainer);84 }85 expect(ngMocks.formatHtml(tableEl)).toEqual(86 '<th mat-header-cell="">No.</th><td mat-cell=""> testPosition </td>',87 );88 expect(ngMocks.formatHtml(containerEl)).toEqual(89 '<th mat-header-cell="">No.</th><td mat-cell=""> testPosition </td>',90 );91 });...
Using AI Code Generation
1import { matCellTable } from 'ng-mocks';2import { AppComponent } from './app.component';3describe('AppComponent', () => {4 beforeEach(async(() => {5 TestBed.configureTestingModule({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 it('should render title in a h1 tag', () => {14 const fixture = TestBed.createComponent(AppComponent);15 fixture.detectChanges();16 const compiled = fixture.debugElement.nativeElement;17 expect(compiled.querySelector('h1').textContent).toContain('Welcome to app!');18 });19 it('should have a table', () => {20 const fixture = TestBed.createComponent(AppComponent);21 fixture.detectChanges();22 const compiled = fixture.debugElement.nativeElement;23 expect(compiled.querySelector('table')).toBeTruthy();24 });25 it('should have 3 rows', () => {26 const fixture = TestBed.createComponent(AppComponent);27 fixture.detectChanges();28 const compiled = fixture.debugElement.nativeElement;29 expect(compiled.querySelectorAll('tr').length).toEqual(3);30 });31 it('should have 3 columns', () => {32 const fixture = TestBed.createComponent(AppComponent);33 fixture.detectChanges();34 const compiled = fixture.debugElement.nativeElement;35 expect(compiled.querySelectorAll('th').length).toEqual(3);36 });37 it('should have 4 cells', () => {38 const fixture = TestBed.createComponent(AppComponent);39 fixture.detectChanges();40 const compiled = fixture.debugElement.nativeElement;41 expect(compiled.querySelectorAll('td').length).toEqual(4);42 });43 it('should have 4 cells in the table', () => {44 const fixture = TestBed.createComponent(AppComponent);45 fixture.detectChanges();46 const compiled = fixture.debugElement.nativeElement;47 expect(compiled.querySelectorAll('table td').length).toEqual(4);48 });49 it('should have 4 cells in the table using matCellTable', () => {50 const fixture = TestBed.createComponent(AppComponent);51 fixture.detectChanges();52 const compiled = fixture.debugElement.nativeElement;53 expect(matCellTable(compiled, 'table').length).toEqual(4);54 });55});
Using AI Code Generation
1import { NgModule } from '@angular/core';2import { BrowserModule } from '@angular/platform-browser';3import { AppComponent } from './app.component';4import { MatCellTableComponent } from './mat-cell-table/mat-cell-table.component';5import { MatCellTableModule } from './mat-cell-table/mat-cell-table.module';6@NgModule({7 imports: [8})9export class AppModule { }10import { Component } from '@angular/core';11@Component({12})13export class AppComponent {14 title = 'ng-mocks-demo';15}16import { Component, OnInit } from '@angular/core';17import { MatCellTableService } from './mat-cell-table.service';18import { MatTableDataSource } from '@angular/material/table';19@Component({20})21export class MatCellTableComponent implements OnInit {22 constructor(private matCellTableService: MatCellTableService) { }23 ngOnInit() {24 this.matCellTableService.getMatCellTableData().subscribe((data) => {25 this.dataSource = new MatTableDataSource(data);26 })27 }28 displayedColumns: string[] = ['name', 'weight', 'symbol', 'position'];29 dataSource = new MatTableDataSource();30}31 <mat-cell *matCellDef="let element"> {{element.name}} </mat-cell>32 <mat-cell *matCellDef="let element"> {{element.weight}} </mat-cell>
Using AI Code Generation
1import {matCellTable} from 'ng-mocks';2import {matCellTable} from 'ng-mocks';3import {matCellTable} from 'ng-mocks';4import {matCellTable} from 'ng-mocks';5import {matCellTable} from 'ng-mocks';6import {matCellTable} from 'ng-mocks';7import {matCellTable} from 'ng-mocks';8import {matCellTable} from 'ng-mocks';9import {matCellTable} from 'ng-mocks';10import {matCellTable} from 'ng-mocks';11import {matCellTable} from 'ng-mocks';12import {matCellTable} from 'ng-mocks';13import {matCellTable} from 'ng-mocks';14import {matCellTable} from 'ng-mocks';15import {matCellTable} from 'ng-mocks';16import {matCellTable} from 'ng-mocks';17import {matCellTable} from 'ng-mocks';18import {matCellTable} from 'ng-mocks';19import {matCellTable} from 'ng-mocks';20import {matCellTable} from 'ng-mocks';
Using AI Code Generation
1import { matCellTable } from 'ng-mocks';2describe('test', () => {3 it('should test', () => {4 const fixture = TestBed.createComponent(TestComponent);5 fixture.detectChanges();6 const table = fixture.debugElement.query(By.css('table'));7 const cell = matCellTable(table);8 expect(cell).toBeTruthy();9 });10});11import { Component, OnInit } from '@angular/core';12@Component({13})14export class TestComponent implements OnInit {15 constructor() { }16 ngOnInit() {17 }18}19table {20 border: 1px solid #000;21}22import { async, ComponentFixture, TestBed } from '@angular/core/testing';23import { TestComponent } from './test.component';24describe('TestComponent', () => {25 let component: TestComponent;26 let fixture: ComponentFixture<TestComponent>;27 beforeEach(async(() => {28 TestBed.configureTestingModule({29 })30 .compileComponents();31 }));32 beforeEach(() => {33 fixture = TestBed.createComponent(TestComponent);34 component = fixture.componentInstance;35 fixture.detectChanges();36 });37 it('should create', () => {38 expect(component).toBeTruthy();39 });40});
Using AI Code Generation
1import { matCellTable } from 'ng-mocks';2import { MatCellDef } from '@angular/material/cell';3import { MatTableModule } from '@angular/material/table';4describe('matCellTable', () => {5 it('should work', () => {6 const fixture = MockRender(`7 <td mat-cell *matCellDef="let element"> {{element}} </td>8 `);9 const cell = matCellTable(MatCellDef, fixture.debugElement);10 expect(cell).toBeDefined();11 });12});13describe('matCellTable', () => {14 it('should work', () => {15 const fixture = MockRender(`16 <td mat-cell *matCellDef="let element"> {{element}} </td>17 `);18 const cells = matCellTable(MatCellDef, fixture.debugElement, true);19 expect(cells).toBeDefined();20 });21});
Using AI Code Generation
1import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';2import { MatCellTableComponent } from './mat-cell-table.component';3import { MatCellTableModule } from './mat-cell-table.module';4jest.mock('./mat-cell-table.service');5describe('MatCellTableComponent', () => {6 beforeEach(() => MockBuilder(MatCellTableComponent, MatCellTableModule));7 it('should create', () => {8 const fixture = MockRender(MatCellTableComponent);9 const component = ngMocks.find(MatCellTableComponent);10 const cell = ngMocks.find('mat-cell');11 const text = ngMocks.formatText(cell);12 expect(text).toContain('Hello World!');13 });14});15import { MockBuilder, MockRender, ngMocks } from 'ng-mocks';16import { MatCellTableComponent } from './mat-cell-table.component';17import { MatCellTableModule } from './mat-cell-table.module';18jest.mock('./mat-cell-table.service');19describe('MatCellTableComponent', () => {20 beforeEach(() => MockBuilder(MatCellTableComponent, MatCellTableModule));21 it('should create', () => {22 const fixture = MockRender(MatCellTableComponent);23 const component = ngMocks.find(MatCellTableComponent);24 const cell = ngMocks.find('mat-cell');25 const text = ngMocks.formatText(cell);26 expect(text).toContain('Hello World!');27 });28});29import { Component } from '@angular/core';30@Component({31 <td mat-cell *matCellDef="let element"> {{element.name}} </td>
Using AI Code Generation
1import { MatCellTable } from 'ng-mocks/dist/lib/cell-table';2import { MatCellTable } from 'ng-mocks/dist/lib/cell-table';3describe('MatCellTable', () => {4 beforeEach(() => {5 TestBed.configureTestingModule({6 imports: [MatTableModule],7 });8 });9 it('should get table cell element from table row element', () => {10 const fixture = TestBed.createComponent(TableComponent);11 fixture.detectChanges();12 const tableRow = fixture.debugElement.query(By.css('tr'));13 const tableCell = MatCellTable(tableRow, 1);14 expect(tableCell.nativeElement.textContent).toContain('Test');15 });16});
Using AI Code Generation
1import { matCellTable } from 'ng-mocks';2describe('matCellTable', () => {3 it('should return the cell value', () => {4 const cellValue = matCellTable({5 dataSource: [{ id: 1, name: 'test' }],6 cell: { row: 0, column: 1 },7 });8 expect(cellValue).toEqual('test');9 });10});11import { matCellTable } from 'ng-mocks';12describe('matCellTable', () => {13 it('should return the cell value', () => {14 const cellValue = matCellTable({15 dataSource: [{ id: 1, name: 'test' }],16 cell: { row: 0, column: 1 },17 });18 expect(cellValue).toEqual('test');19 });20});21import { matCellTable } from 'ng-mocks';22describe('matCellTable', () => {23 it('should return the cell value', () => {24 const cellValue = matCellTable({25 dataSource: [{ id: 1, name: 'test' }],26 cell: { row: 0, column: 1 },27 });28 expect(cellValue).toEqual('test');29 });30});31import { matCellTable } from 'ng-mocks';32describe('matCellTable', () => {33 it('should return the cell value', () => {34 const cellValue = matCellTable({35 dataSource: [{ id: 1, name: 'test' }],36 cell: { row: 0, column: 1 },37 });38 expect(cellValue).toEqual('test');39 });40});41import { matCellTable } from 'ng-mocks';42describe('matCellTable', () => {43 it('should return the cell value', () => {
Using AI Code Generation
1import {matCellTable} from 'ng-mocks';2describe('MyTableComponent', () => {3 it('should have 3 columns', () => {4 const fixture = TestBed.createComponent(MyTableComponent);5 const table = fixture.debugElement.query(By.directive(MatTable));6 const cells = matCellTable(table);7 expect(cells.length).toBe(3);8 });9});
Check out the latest blogs from LambdaTest on this topic:
Estimates are critical if you want to be successful with projects. If you begin with a bad estimating approach, the project will almost certainly fail. To produce a much more promising estimate, direct each estimation-process issue toward a repeatable standard process. A smart approach reduces the degree of uncertainty. When dealing with presales phases, having the most precise estimation findings can assist you to deal with the project plan. This also helps the process to function more successfully, especially when faced with tight schedules and the danger of deviation.
Unit testing is typically software testing within the developer domain. As the QA role expands in DevOps, QAOps, DesignOps, or within an Agile team, QA testers often find themselves creating unit tests. QA testers may create unit tests within the code using a specified unit testing tool, or independently using a variety of methods.
One of the most important skills for leaders to have is the ability to prioritize. To understand how we can organize all of the tasks that must be completed in order to complete a project, we must first understand the business we are in, particularly the project goals. There might be several project drivers that stimulate project execution and motivate a company to allocate the appropriate funding.
Anyone who has worked in the software industry for a while can tell you stories about projects that were on the verge of failure. Many initiatives fail even before they reach clients, which is especially disheartening when the failure is fully avoidable.
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.
You could also refer to video tutorials over LambdaTest YouTube channel to get step by step demonstration from industry experts.
Get 100 minutes of automation test minutes FREE!!