import test from 'node:test';
import assert from 'node:assert/strict';
import { validateCoverageEvidence, runWp705Gate, REQUIRED_COVERAGE_UNITS } from '../../scripts/lib/wp7-05-ui-gate.mjs';

test('WP7-05 requires all 22 coverage units and both exact candidate viewports', () => {
  const result = validateCoverageEvidence({ coverage_units: [], viewports: [] });
  assert.equal(result.status, 'externally_blocked');
  assert.equal(result.code, 'coverage_units_incomplete');
  assert.equal(result.missing.length, REQUIRED_COVERAGE_UNITS.length);
});

test('WP7-05 preserves upstream external blockers instead of declaring Green', () => {
  const result = runWp705Gate({
    candidatePath: 'missing-release-candidate.json',
    evidence: null,
    dependencies: { 'TASK-WP7-03': 'externally_blocked' },
  });
  assert.equal(result.status, 'externally_blocked');
  assert.equal(result.code, 'candidate_record_missing');
});