Reach 100% combined coverage with targeted unit tests.

Add fast unit tests for lazy-import helpers and injected-client connect paths that integration tests miss, and raise the coverage floor to 100%.

Co-authored-by: Cursor <[email protected]>

tests/unit/minio_adapter_test.py

@@ -53,3 +53,43 @@ def test_raises_when_client_provided_without_config() -> None:
     mock_client = MagicMock(spec=Minio)
     with pytest.raises(ValueError, match="config is required"):
         MinioAdapter(client=mock_client)
+
+
+def test_connect_with_injected_client_succeeds() -> None:
+    mock_client = MagicMock(spec=Minio)
+    adapter = MinioAdapter(config=TEST_MINIO_CONFIG, client=mock_client)
+
+    adapter.connect()
+
+    mock_client.list_buckets.assert_called_once()
+
+
+def test_connect_with_injected_client_raises_on_failure() -> None:
+    mock_client = MagicMock(spec=Minio)
+    mock_client.list_buckets.side_effect = Exception("connection lost")
+    adapter = MinioAdapter(config=TEST_MINIO_CONFIG, client=mock_client)
+
+    with pytest.raises(ConnectionError, match="Could not connect to Minio"):
+        adapter.connect()
+
+
+def test_connect_disconnects_before_reconnect(
+    monkeypatch: pytest.MonkeyPatch,
+) -> None:
+    stale_client = MagicMock(spec=Minio)
+    new_client = MagicMock(spec=Minio)
+    adapter = MinioAdapter(config=TEST_MINIO_CONFIG)
+    adapter._client = stale_client
+    adapter._bucket_name = None
+
+    monkeypatch.setattr(
+        "python_repositories.adapters.minio_adapter.minio.Minio",
+        lambda *args, **kwargs: new_client,
+    )
+
+    adapter.connect()
+
+    assert adapter._client is new_client
+    assert adapter._bucket_name == TEST_MINIO_CONFIG.bucket
+    new_client.list_buckets.assert_called_once()
+    new_client.bucket_exists.assert_called_once_with(TEST_MINIO_CONFIG.bucket)