karma-jasmine

问题 How can i write test case for service in my HomeComponent.spec.ts file. And for proceed button postRequest method called from the home.service.ts file. i have tried out but it's not working. kindly help me out. home.service.ts import { Injectable } from '@angular/core'; import { API_ACTIONS } from 'src/app/global/constant/common-constant'; import { CommonService } from 'src/app/global/services/common.service'; import { environment } from 'src/environments/environment'; @Injectable() export

问题 I would like to test simple angular component with input. So an example in the bottom has little preparation for the test, and in a component should occur test function on blur, which shows log, but I have no logs in console. I tried 2 cases: getting div native element and click it and use blur() function for input native element. In angular app blur successfully occur, but it doesn't work in test. How can I fix it? @Component({ template: '<div><input [(ngModel)]="str" (blur)="testFunc($event

问题 I've been trying to setup testing in our Hybrid AngularJS/NG6 App but wow is this difficult to do. I keep getting constant errors. The latest is the following: Error: StaticInjectorError(DynamicTestModule)[$injector]: StaticInjectorError(Platform: core)[$injector]: NullInjectorError: No provider for $injector! I have the following component : import { Component, OnInit, Input, Inject } from '@angular/core'; import { DashboardService } from '../../services/dashboard/dashboard.service';

问题 export interface User { name: string; } How can I unit test the above interface, so Karma could show it in the code coverage report? I already tried creating the object and assert some properties, but didn't work. The test passes but karma doesn't consider it in the code coverage report. import { User } from "./user"; describe('User', () => { it('test', () => { const obj: User = { name: "xxx", } expect(obj.name).toEqual("xxx"); }); }); 回答1: You can't. There is no code to cover here: nothing

问题 export interface User { name: string; } How can I unit test the above interface, so Karma could show it in the code coverage report? I already tried creating the object and assert some properties, but didn't work. The test passes but karma doesn't consider it in the code coverage report. import { User } from "./user"; describe('User', () => { it('test', () => { const obj: User = { name: "xxx", } expect(obj.name).toEqual("xxx"); }); }); 回答1: You can't. There is no code to cover here: nothing

问题 export interface User { name: string; } How can I unit test the above interface, so Karma could show it in the code coverage report? I already tried creating the object and assert some properties, but didn't work. The test passes but karma doesn't consider it in the code coverage report. import { User } from "./user"; describe('User', () => { it('test', () => { const obj: User = { name: "xxx", } expect(obj.name).toEqual("xxx"); }); }); 回答1: You can't. There is no code to cover here: nothing

问题 I have referred the following link to get the answers, but I couldn't find any working solution for my scenario. Error: (SystemJS) Can't resolve all parameters for ActivatedRoute: (?, ?, ?, ?, ?, ?, ?, ?) Therefore, I have been trying to remove the Activated Route from the providers and still the test bed is not passing. It shows Error: No provider for ActivatedRoute! So here is my code, I want to run my test bed in the angular application which is using Jasmine. import { ActivatedRoute }

问题 I have referred the following link to get the answers, but I couldn't find any working solution for my scenario. Error: (SystemJS) Can't resolve all parameters for ActivatedRoute: (?, ?, ?, ?, ?, ?, ?, ?) Therefore, I have been trying to remove the Activated Route from the providers and still the test bed is not passing. It shows Error: No provider for ActivatedRoute! So here is my code, I want to run my test bed in the angular application which is using Jasmine. import { ActivatedRoute }

问题 I have the following test code: import {HttpClientTestingModule, HttpTestingController} from '@angular/common/http/testing'; import {inject, TestBed} from '@angular/core/testing'; import {AviorBackendService} from './avior-backend.service'; describe('AviorBackendService', () => { beforeEach(() => TestBed.configureTestingModule({ imports: [HttpClientTestingModule], providers: [AviorBackendService], })); it('should be created', () => { const service: AviorBackendService = TestBed.get

问题 In my component.ts the service has been injected in the constructor of the component which subscribe to a function in the service and receives information. How can I test my component in that case? In the component.ts I have the following code :- How can I proceed in that case? 回答1: You'll either have to mock your service, which is always a good idea when it comes to unit testing, or use a spy as explained below. Option Mock: ... providers: [ {provide: PartService, useClass: MockPartService},