import { describe, it, expect } from 'vitest'
import { render, screen } from '@testing-library/react'
import { OverviewMetrics } from './OverviewMetrics'

describe('OverviewMetrics', () => {
  it('renders metrics section', () => {
    render(<OverviewMetrics metrics={[]} />)
    expect(screen.getByTestId('overview-metrics')).toBeInTheDocument()
  })

  it('renders default title', () => {
    render(<OverviewMetrics metrics={[]} />)
    expect(screen.getByTestId('metrics-title')).toHaveTextContent('Overview')
  })

  it('renders custom title', () => {
    render(<OverviewMetrics metrics={[]} title="Custom Title" />)
    expect(screen.getByTestId('metrics-title')).toHaveTextContent('Custom Title')
  })

  it('renders metrics list with items', () => {
    const metrics = [
      { label: 'Days Used', value: '10', testId: 'days-used' },
      { label: 'Days Left', value: '15', testId: 'days-left' },
    ]
    render(<OverviewMetrics metrics={metrics} />)

    expect(screen.getByTestId('metric-label-0')).toHaveTextContent('Days Used:')
    expect(screen.getByTestId('metric-value-0')).toHaveTextContent('10')
    expect(screen.getByTestId('metric-label-1')).toHaveTextContent('Days Left:')
    expect(screen.getByTestId('metric-value-1')).toHaveTextContent('15')
  })

  it('renders empty metrics list', () => {
    render(<OverviewMetrics metrics={[]} />)
    expect(screen.getByTestId('metrics-list')).toBeInTheDocument()
  })

  it('uses custom test ids when provided', () => {
    const metrics = [{ label: 'Test', value: '100', testId: 'custom-test-id' }]
    render(<OverviewMetrics metrics={metrics} />)
    expect(screen.getByTestId('custom-test-id')).toBeInTheDocument()
  })

  it('has proper accessibility structure', () => {
    const metrics = [{ label: 'Metric', value: '50' }]
    render(<OverviewMetrics metrics={metrics} title="Metrics Section" />)

    const section = screen.getByTestId('overview-metrics')
    expect(section).toHaveAttribute('role', 'region')
    expect(section).toHaveAttribute('aria-label', 'Metrics Section')

    expect(screen.getByTestId('metrics-list')).toHaveAttribute('role', 'list')
  })
})