accounting-rules.component.spec.ts

import { async, ComponentFixture, TestBed } from '@angular/core/testing';

import { AccountingRulesComponent } from './accounting-rules.component';

// This describes a group of tests for the AccountingRulesComponent
describe('AccountingRulesComponent', () => {
  // Define variables to hold the component and its fixture
  let component: AccountingRulesComponent;
  let fixture: ComponentFixture<AccountingRulesComponent>;

  // This setup block runs before each test case
  beforeEach(async(() => {
    // Configure the test module with the component declaration
    TestBed.configureTestingModule({
      declarations: [ AccountingRulesComponent ]
    })
    // Compile the component's template
    .compileComponents();
  }));

  // This setup block runs before each test case
  beforeEach(() => {
    // Create a new instance of the component
    fixture = TestBed.createComponent(AccountingRulesComponent);
    // Get the component instance from the fixture
    component = fixture.componentInstance;
    // Detect changes in the component's bindings and template
    fixture.detectChanges();
  });

  // This test case checks if the component is created successfully
  it('should create', () => {
    // Expect the component to be truthy, meaning it exists
    expect(component).toBeTruthy();
  });
});