import {
  buildFirstPassReviewSummary,
  normalizeFirstPassReviewStatus,
} from '@/lib/work-review-metrics'

describe('work-review metrics', () => {
  it('uses every uploaded V1 in the denominator and only approved V1 in the numerator', () => {
    const summary = buildFirstPassReviewSummary([
      { status: 'approved', count: 11 },
      { status: 'revision_required', count: 7 },
      { status: 'pending_review', count: 10 },
      { status: 'legacy_state', count: 2 },
    ], new Date('2026-08-14T02:00:00.000Z'))

    expect(summary).toEqual({
      totalUploads: 30,
      firstPassApproved: 11,
      rate: 36.7,
      statusBreakdown: {
        approved: 11,
        revisionRequired: 7,
        pendingReview: 10,
        unknown: 2,
      },
      readAt: '2026-08-14T02:00:00.000Z',
    })
  })

  it('returns a null rate when no V1 work has been uploaded', () => {
    expect(buildFirstPassReviewSummary([], new Date('2026-08-14T02:00:00.000Z')).rate).toBeNull()
  })

  it('maps unrecognised database states to the explicit unknown bucket', () => {
    expect(normalizeFirstPassReviewStatus('archived')).toBe('unknown')
  })
})