search-field.component.spec.ts

import { EMPTY_STRING } from '@alfa-client/tech-shared';
import { getElementFromFixtureByType, mock } from '@alfa-client/test-utils';
import { EventEmitter } from '@angular/core';
import { ComponentFixture, TestBed } from '@angular/core/testing';
import { FormControl } from '@angular/forms';
import { TextInputComponent } from '../../form/text-input/text-input.component';
import { SearchFieldComponent } from './search-field.component';

describe('SearchFieldComponent', () => {
  let component: SearchFieldComponent;
  let fixture: ComponentFixture<SearchFieldComponent>;

  beforeEach(async () => {
    await TestBed.configureTestingModule({
      imports: [SearchFieldComponent],
    }).compileComponents();

    fixture = TestBed.createComponent(SearchFieldComponent);
    component = fixture.componentInstance;
    fixture.detectChanges();
  });

  it('should create', () => {
    expect(component).toBeTruthy();
  });

  describe('inputClicked', () => {
    it('should emit event', () => {
      component.inputClicked = <any>mock(EventEmitter);
      const input = getElementFromFixtureByType(fixture, TextInputComponent);

      input.inputElement.nativeElement.click();

      expect(component.inputClicked.emit).toHaveBeenCalled();
    });
  });

  describe('clearValue', () => {
    it('should set empty value', () => {
      component.control = new FormControl('test');

      component.clearInput();

      expect(component.control.value).toBe(EMPTY_STRING);
    });
  });
});