import { describe, it, expect } from 'vitest';
import { ComponentFixture, TestBed } from '@angular/core/testing';
import { TaskStateBadge } from '@app/features/tasks/ui/task-state-badge/task-state-badge';

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

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

    fixture = TestBed.createComponent(TaskStateBadge);
    component = fixture.componentInstance;
    fixture.componentRef.setInput('state', 'new');
    fixture.detectChanges();
  });

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

  it('should render span with role status', () => {
    const span = fixture.nativeElement.querySelector('.state-badge');

    expect(span).toBeTruthy();
    expect(span.getAttribute('role')).toBe('status');
  });

  it('should show New label for new state', () => {
    fixture.componentRef.setInput('state', 'new');
    fixture.detectChanges();

    expect(component.stateLabel).toBe('New');
    expect(fixture.nativeElement.textContent).toContain('New');
  });

  it('should show Active label for active state', () => {
    fixture.componentRef.setInput('state', 'active');
    fixture.detectChanges();

    expect(component.stateLabel).toBe('Active');
  });

  it('should show Resolved label for resolved state', () => {
    fixture.componentRef.setInput('state', 'resolved');
    fixture.detectChanges();

    expect(component.stateLabel).toBe('Resolved');
  });

  it('should show Closed label for closed state', () => {
    fixture.componentRef.setInput('state', 'closed');
    fixture.detectChanges();

    expect(component.stateLabel).toBe('Closed');
  });

  it('should apply state-specific class', () => {
    fixture.componentRef.setInput('state', 'active');
    fixture.detectChanges();

    const span = fixture.nativeElement.querySelector('.state-badge');

    expect(span.classList.contains('state-badge--active')).toBe(true);
  });

  it('should have aria-label with state', () => {
    fixture.componentRef.setInput('state', 'resolved');
    fixture.detectChanges();

    const span = fixture.nativeElement.querySelector('.state-badge');

    expect(span.getAttribute('aria-label')).toBe('Task state: Resolved');
  });
});