test(chronology): write Red tests for quality gate (4 checks)

tests/test_chronology_quality_gate.py

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+from pathlib import Path
+import pytest
+from scripts.audit.chronology_quality_gate import run_quality_gate, QualityGateResult
+
+
+def _make_row(status: str, confidence: str, reason: str, summary: str) -> dict:
+ return {
+  "status": status,
+  "confidence": confidence,
+  "reason": reason,
+  "summary": summary,
+  "track_id": "test_track",
+  "date": "2026-07-01",
+  "folder_link": "conductor/tracks/test_track",
+  "init_sha": "abc1234",
+  "end_sha": "def5678",
+  "commit_count": 1,
+ }
+
+
+def test_quality_gate_passes_on_good_rows() -> None:
+ rows = [
+  _make_row("Completed", "high", "completion report found", "A real summary."),
+  _make_row("Completed", "medium", "3 work commits", "Another real summary."),
+  _make_row("Active", "medium", "0 work commits in tracks/", "Spec-only track."),
+ ]
+ result = run_quality_gate(rows)
+ assert result.passed is True
+ assert result.violations == []
+
+
+def test_quality_gate_fails_on_too_many_needs_review() -> None:
+ rows = [
+  _make_row("Needs Review", "none", "inconclusive", "Summary 1."),
+  _make_row("Needs Review", "none", "inconclusive", "Summary 2."),
+  _make_row("Completed", "high", "completion report", "Summary 3."),
+ ]
+ result = run_quality_gate(rows)
+ assert result.passed is False
+ assert any("Needs Review" in v for v in result.violations)
+
+
+def test_quality_gate_fails_on_zero_completed() -> None:
+ rows = [
+  _make_row("Active", "medium", "0 work commits", "Summary 1."),
+  _make_row("Active", "medium", "0 work commits", "Summary 2."),
+ ]
+ result = run_quality_gate(rows)
+ assert result.passed is False
+ assert any("0 rows are Completed" in v for v in result.violations)
+
+
+def test_quality_gate_fails_on_metadata_field_summaries() -> None:
+ rows = [
+  _make_row("Completed", "high", "completion report", "Real summary."),
+  _make_row("Completed", "high", "completion report", "**Priority:** A (foundational)"),
+ ]
+ result = run_quality_gate(rows)
+ assert result.passed is False
+ assert any("metadata-field" in v for v in result.violations)
+
+
+def test_quality_gate_fails_on_empty_reason() -> None:
+ rows = [
+  _make_row("Completed", "high", "", "Real summary."),
+ ]
+ result = run_quality_gate(rows)
+ assert result.passed is False
+ assert any("empty reason" in v for v in result.violations)
+
+
+def test_quality_gate_strict_mode_exits_nonzero() -> None:
+ rows = [_make_row("Active", "medium", "0 work commits", "Summary.")]
+ result = run_quality_gate(rows)
+ assert result.passed is False
+ assert result.exit_code == 1