fix(ingest): use temp dir for file generated during test (#5505)

metadata-ingestion/tests/unit/test_pipeline.py

@@ -109,7 +109,7 @@ def test_configure_with_rest_sink_initializes_graph(
 
     @freeze_time(FROZEN_TIME)
     @patch("datahub.ingestion.source.kafka.KafkaSource.get_workunits", autospec=True)
-    def test_configure_with_file_sink_does_not_init_graph(self, mock_source):
+    def test_configure_with_file_sink_does_not_init_graph(self, mock_source, tmp_path):
         pipeline = Pipeline.create(
             {
                 "source": {
@@ -119,15 +119,15 @@ def test_configure_with_file_sink_does_not_init_graph(self, mock_source):
                 "sink": {
                     "type": "file",
                     "config": {
-                        "filename": "test.json",
+                        "filename": str(tmp_path / "test.json"),
                     },
                 },
             }
         )
         # assert that the default sink config is for a DatahubRestSink
         assert isinstance(pipeline.config.sink, DynamicTypedConfig)
         assert pipeline.config.sink.type == "file"
-        assert pipeline.config.sink.config == {"filename": "test.json"}
+        assert pipeline.config.sink.config == {"filename": str(tmp_path / "test.json")}
         assert pipeline.ctx.graph is None, "DataHubGraph should not be initialized"
 
     @freeze_time(FROZEN_TIME)