test_gs_paste_integrity.py
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| 1 | """Data-integrity: ambiguity leaves NEXT/paste untouched (§GSP.10).""" |
| 2 | |
| 3 | from __future__ import annotations |
| 4 | |
| 5 | from pathlib import Path |
| 6 | from unittest.mock import patch |
| 7 | |
| 8 | from adapters.config import load_config |
| 9 | from cli.kit_root import kit_root |
| 10 | from tests.support import FIXTURES, make_runner, ok, run_cli, write_config |
| 11 | from tools.governance_hygiene.anchors import anchor_open |
| 12 | from tools.governance_hygiene.patch import build_handover_patches |
| 13 | from tools.governance_hygiene.types import DriftReport, VerifiedReads |
| 14 | |
| 15 | |
| 16 | def _reads() -> VerifiedReads: |
| 17 | return VerifiedReads( |
| 18 | regime="git-only", |
| 19 | r1_github_main_sha="cafebabe", |
| 20 | r1_command="git rev-parse origin/main", |
| 21 | r2_anchor_sha="cafebabe", |
| 22 | r2_source="origin/main", |
| 23 | r3_canonical_main_sha=None, |
| 24 | r3_command=None, |
| 25 | r4_merged_prs=(), |
| 26 | r5_branch="main", |
| 27 | r5_dirty=False, |
| 28 | r5_regime="git-only", |
| 29 | ) |
| 30 | |
| 31 | |
| 32 | def test_ambiguity_other_sections_patch_next_untouched(tmp_path: Path) -> None: |
| 33 | config = load_config(FIXTURES / "config-git-only.yaml") |
| 34 | handover = (FIXTURES / "gs-paste-handover.md").read_text(encoding="utf-8") |
| 35 | roadmap = (FIXTURES / "gs-paste-roadmap-multi-open.md").read_text(encoding="utf-8") |
| 36 | drift = DriftReport( |
| 37 | d1_handover_vs_git="drifted", |
| 38 | d2_anchor_vs_canonical="aligned", |
| 39 | d3_queue_vs_merged="aligned", |
| 40 | ) |
| 41 | patched, sections, token = build_handover_patches( |
| 42 | handover, |
| 43 | _reads(), |
| 44 | drift, |
| 45 | realign_summary=None, |
| 46 | sync_date="2026-07-30", |
| 47 | config=config, |
| 48 | roadmap_text=roadmap, |
| 49 | repo_root=tmp_path, |
| 50 | ) |
| 51 | assert "vcs-table" in sections |
| 52 | assert "verified-snapshot" in sections |
| 53 | assert "next-session" not in sections |
| 54 | assert "human_authorship_required" in token |
| 55 | assert "Phase GS-PASTE-b — stale prompt." in patched |
| 56 | assert "## NEXT SESSION — prior step" in patched |
| 57 | assert anchor_open("next-session") not in patched |
| 58 | |
| 59 | |
| 60 | def test_mid_apply_failure_leaves_no_commit(tmp_path: Path) -> None: |
| 61 | write_config(tmp_path, "config-git-only.yaml") |
| 62 | docs = tmp_path / "docs" |
| 63 | docs.mkdir(parents=True, exist_ok=True) |
| 64 | (docs / "OVERSEER-HANDOVER.md").write_text( |
| 65 | (FIXTURES / "gs-paste-handover.md").read_text(encoding="utf-8"), |
| 66 | encoding="utf-8", |
| 67 | ) |
| 68 | (docs / "ROADMAP.md").write_text( |
| 69 | (FIXTURES / "gs-paste-roadmap-one-open.md").read_text(encoding="utf-8"), |
| 70 | encoding="utf-8", |
| 71 | ) |
| 72 | runner = make_runner( |
| 73 | { |
| 74 | "git rev-parse --abbrev-ref HEAD": ok("main"), |
| 75 | "git status --porcelain": ok(""), |
| 76 | "git rev-parse origin/main": ok("cafebabe"), |
| 77 | "gh pr list": ok("[]"), |
| 78 | "git remote get-url origin": ok("[email protected]:owner/repo.git"), |
| 79 | # §GSW.3.1: branch ensure precedes doc writes on the apply path. |
| 80 | "git checkout -b": ok(""), |
| 81 | "git checkout main": ok(""), |
| 82 | } |
| 83 | ) |
| 84 | calls = {"n": 0} |
| 85 | |
| 86 | def flaky_write(path: Path, text: str) -> None: |
| 87 | calls["n"] += 1 |
| 88 | if calls["n"] == 2: |
| 89 | from cli.atomic import WriteFailure |
| 90 | |
| 91 | raise WriteFailure(path, OSError("simulated")) |
| 92 | from cli.atomic import atomic_write_text as real |
| 93 | |
| 94 | real(path, text) |
| 95 | |
| 96 | with patch("tools.governance_hygiene.engine.atomic_write_text", side_effect=flaky_write): |
| 97 | code = run_cli( |
| 98 | ["governance-sync", "--write"], |
| 99 | cwd=tmp_path, |
| 100 | runner=runner, |
| 101 | kit=kit_root(), |
| 102 | ) |
| 103 | assert code == 5 |
| 104 | assert not (tmp_path / ".overseer" / "last_governance_sync").exists() |