yn.pipe.spec.ts

import { Component } from '@angular/core';
import { ComponentFixture, TestBed } from '@angular/core/testing';
import { By } from '@angular/platform-browser';

import { AlainThemeModule } from '../../theme.module';
import { YNMode } from './yn.pipe';

describe('Pipe: yn', () => {
  let fixture: ComponentFixture<TestComponent>;

  beforeEach(() => {
    TestBed.configureTestingModule({
      imports: [AlainThemeModule.forRoot()],
      declarations: [TestComponent],
    });
  });

  describe('', () => {
    beforeEach(() => {
      fixture = TestBed.createComponent(TestComponent);
      fixture.detectChanges();
    });

    [
      { value: true, result: `是` },
      { value: false, result: `否` },
      {
        value: true,
        result: `好`,
        yes: '好',
        no: '坏',
      },
      {
        value: false,
        result: `坏`,
        yes: '好',
        no: '坏',
      },
    ].forEach((item: any) => {
      it(`${item.value.toString()} muse be ${item.result}`, () => {
        fixture.componentInstance.value = item.value;
        fixture.componentInstance.yes = item.yes;
        fixture.componentInstance.no = item.no;
        fixture.detectChanges();
        expect((fixture.debugElement.query(By.css('#result')).nativeElement as HTMLElement).innerHTML).toContain(item.result);
      });
    });

    describe('#mode', () => {
      it('with text', () => {
        fixture.componentInstance.mode = 'text';
        fixture.componentInstance.value = true;
        fixture.detectChanges();
        expect(fixture.debugElement.queryAll(By.css('svg')).length).toBe(0);
        fixture.componentInstance.value = false;
        fixture.detectChanges();
        expect(fixture.debugElement.queryAll(By.css('svg')).length).toBe(0);
      });
      it('with full', () => {
        fixture.componentInstance.mode = 'full';
        fixture.componentInstance.value = true;
        fixture.detectChanges();
        let html = (fixture.debugElement.query(By.css('#result')).nativeElement as HTMLElement).innerHTML;
        expect(html).toContain('<svg');
        expect(html).not.toContain(`title="`);
        // when false
        fixture.componentInstance.value = false;
        fixture.detectChanges();
        html = (fixture.debugElement.query(By.css('#result')).nativeElement as HTMLElement).innerHTML;
        expect(html).toContain('<svg');
        expect(html).not.toContain(`title="`);
      });
    });
  });

  it('should be used default config', () => {
    TestBed.overrideTemplate(TestComponent, `<div id="result" [innerHTML]="value | yn"></div>`);
    fixture = TestBed.createComponent(TestComponent);
    fixture.detectChanges();

    expect((fixture.debugElement.query(By.css('#result')).nativeElement as HTMLElement).innerHTML).toContain(`是`);
  });
});

@Component({
  template: ` <div id="result" [innerHTML]="value | yn: yes:no:mode"></div> `,
})
class TestComponent {
  value = true;
  yes: string;
  no: string;
  mode: YNMode;
}