Initial video AI analysis project

tests/test_manifest.py

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+import json
+import tempfile
+import unittest
+from pathlib import Path
+
+from video_ai_analysis_poc.manifest import read_jsonl, write_manifest
+
+
+class ManifestTests(unittest.TestCase):
+    def test_write_manifest_writes_status_retry_and_error_fields(self):
+        with tempfile.TemporaryDirectory() as tmp:
+            path = Path(tmp) / "video_manifest.jsonl"
+            records = [
+                {"path": "/tmp/a.mp4", "status": "probed"},
+                {"path": "/tmp/b.mp4", "status": "probe_failed", "last_error": "bad data"},
+            ]
+
+            write_manifest(path, records)
+
+            lines = path.read_text(encoding="utf-8").splitlines()
+            decoded = [json.loads(line) for line in lines]
+            self.assertEqual(decoded[0]["retry_count"], 0)
+            self.assertIsNone(decoded[0]["last_error"])
+            self.assertEqual(decoded[1]["status"], "probe_failed")
+            self.assertEqual(decoded[1]["last_error"], "bad data")
+            self.assertEqual(read_jsonl(path), decoded)
+
+
+if __name__ == "__main__":
+    unittest.main()