feat(mindmodel): add report-only validator skeleton, types, and tests

tests/validators/test_mindmodel_validator.py

@@ -0,0 +1,45 @@
+import os
+import tempfile
+from pathlib import Path
+
+import pytest
+
+from src.validators.mindmodel_validator import validate_manifest
+
+
+def _write_temp_manifest(contents: str) -> str:
+    fd, path = tempfile.mkstemp(prefix="manifest_", suffix=".yaml")
+    os.close(fd)
+    with open(path, "w", encoding="utf-8") as f:
+        f.write(contents)
+    return path
+
+
+def test_validator_reports_missing_file(tmp_path):
+    # manifest referencing a non-existent file
+    missing = str(tmp_path / "no_such_file.txt")
+    manifest = f"""
+files:
+  - path: {missing}
+"""
+    mpath = _write_temp_manifest(manifest)
+    try:
+        report = validate_manifest(mpath)
+        assert "missing_files" in report
+        assert missing in report["missing_files"]
+    finally:
+        Path(mpath).unlink()
+
+
+def test_validator_detects_potential_secret(tmp_path):
+    # manifest with evidence_excerpt containing PASSWORD
+    evidence = "This shows a PASSWORD=hunter2 in the output"
+    manifest = f'files:\n  - path: some_file.txt\n    evidence_excerpt: "{evidence}"\n'
+    mpath = _write_temp_manifest(manifest)
+    try:
+        report = validate_manifest(mpath)
+        assert "potential_secrets" in report
+        items = report["potential_secrets"]
+        assert any(evidence in (item.get("evidence_excerpt") or "") for item in items)
+    finally:
+        Path(mpath).unlink()

tests/validators/test_types.py

@@ -0,0 +1,24 @@
+import os
+from pathlib import Path
+
+import pytest
+
+from src.validators.types import parse_manifest, Manifest
+
+
+def test_manifest_model_parses_sample(tmp_path: Path):
+    sample = """
+files:
+  - path: data/file1.txt
+    evidence_excerpt: "some evidence"
+  - file_path: data/file2.txt
+    evidence_excerpt: "other evidence"
+"""
+    p = tmp_path / "manifest.yaml"
+    p.write_text(sample, encoding="utf-8")
+
+    manifest = parse_manifest(str(p))
+    assert isinstance(manifest, Manifest)
+    assert len(manifest.files) == 2
+    assert manifest.files[0]["path"] == "data/file1.txt"
+    assert manifest.files[1]["path"] == "data/file2.txt"