test(spanner): add sleep to fix flaky test (GoogleCloudPlatform#4289)

larkee · web-flow · commit 97d631232b89 · 2020-07-13T07:52:20.000-07:00
Co-authored-by: larkee &lt;larkee@users.noreply.github.com&gt;
diff --git a/spanner/cloud-client/snippets_test.py b/spanner/cloud-client/snippets_test.py
@@ -363,6 +363,9 @@ def test_query_data_with_string(capsys):
 
 
 def test_query_data_with_timestamp_parameter(capsys):
+    # Wait 5 seconds to avoid a time drift issue for the next query:
+    # https://github.com/GoogleCloudPlatform/python-docs-samples/issues/4197.
+    time.sleep(5)
     snippets.query_data_with_timestamp_parameter(INSTANCE_ID, DATABASE_ID)
     out, _ = capsys.readouterr()
     assert 'VenueId: 4, VenueName: Venue 4, LastUpdateTime:' in out
