import { describe, expect, it, vi } from 'vitest';
import { screen } from '@testing-library/react';
import userEvent from '@testing-library/user-event';
import { MitreTechniqueTag, MitreTacticTag } from '@/components/MitreTechniqueTag';
import { renderWithProviders } from './utils';
import type { MitreTacticRef } from '@/api/types';

const TECHNIQUE = { id: 'T1059', name: 'Command and Scripting Interpreter', tactics: ['execution'] };
const TACTIC: MitreTacticRef = { id: 'TA0007', name: 'Discovery' };

describe('MitreTechniqueTag', () => {
  it('renders id and name in title attribute (AC-22.2)', () => {
    renderWithProviders(
      <MitreTechniqueTag technique={TECHNIQUE} onRemove={vi.fn()} />,
    );
    expect(screen.getByText('T1059')).toBeInTheDocument();
    // Name is in title= only, not as visible text
    expect(screen.getByTitle(/Command and Scripting Interpreter/)).toBeInTheDocument();
    expect(screen.queryByText(/Command and Scripting Interpreter/)).toBeNull();
  });

  it('shows remove button when not disabled', () => {
    renderWithProviders(
      <MitreTechniqueTag technique={TECHNIQUE} onRemove={vi.fn()} />,
    );
    expect(screen.getByRole('button', { name: /Remove T1059/i })).toBeInTheDocument();
  });

  it('clicking × calls onRemove', async () => {
    const onRemove = vi.fn();
    const user = userEvent.setup();
    renderWithProviders(
      <MitreTechniqueTag technique={TECHNIQUE} onRemove={onRemove} />,
    );
    await user.click(screen.getByRole('button', { name: /Remove T1059/i }));
    expect(onRemove).toHaveBeenCalledOnce();
  });

  it('hides remove button when disabled', () => {
    renderWithProviders(
      <MitreTechniqueTag technique={TECHNIQUE} onRemove={vi.fn()} disabled />,
    );
    expect(screen.queryByRole('button', { name: /Remove/i })).toBeNull();
  });
});

describe('MitreTacticTag', () => {
  it('renders tactic id with title containing name', () => {
    renderWithProviders(
      <MitreTacticTag tactic={TACTIC} onRemove={vi.fn()} />,
    );
    expect(screen.getByText('TA0007')).toBeInTheDocument();
    expect(screen.getByTitle(/Discovery/)).toBeInTheDocument();
  });

  it('shows remove button when not disabled', () => {
    renderWithProviders(
      <MitreTacticTag tactic={TACTIC} onRemove={vi.fn()} />,
    );
    expect(screen.getByRole('button', { name: /Remove TA0007/i })).toBeInTheDocument();
  });

  it('clicking × calls onRemove', async () => {
    const onRemove = vi.fn();
    const user = userEvent.setup();
    renderWithProviders(
      <MitreTacticTag tactic={TACTIC} onRemove={onRemove} />,
    );
    await user.click(screen.getByRole('button', { name: /Remove TA0007/i }));
    expect(onRemove).toHaveBeenCalledOnce();
  });

  it('hides remove button when disabled', () => {
    renderWithProviders(
      <MitreTacticTag tactic={TACTIC} onRemove={vi.fn()} disabled />,
    );
    expect(screen.queryByRole('button', { name: /Remove/i })).toBeNull();
  });
});