def test_corrupt_cache_error(self):
write_to_rendercache(
self.workflow, self.step2, 2, make_table(make_column("A", [1]))
)
delete_parquet_files_for_step(self.workflow.id, self.step2.id)
response = self.client.get(
f"/workflows/{self.workflow.id}/tiles/step-2/delta-2/0,0.json"
)
self.assertEqual(response.status_code, status.NOT_FOUND)
self.assertEqual(
json.loads(response.content),
{"error": "result went away; please try again with another delta_id"},
)
def test_missing_parquet_file(self):
# https://www.pivotaltracker.com/story/show/161988744
cache_render_result(
self.workflow,
self.step2,
self.step2.last_relevant_delta_id,
RenderResult(arrow_table({"A": [1]})),
)
# Simulate a race: we're overwriting the cache or deleting the Step
# or some-such.
delete_parquet_files_for_step(self.workflow.id, self.step2.id)
response = self._request_step(self.step2)
self.assertEqual(response.status_code, 200)
self.assertEqual(json.loads(response.content), [])
def test_corrupt_cache_error(self):
cache_render_result(
self.workflow,
self.step2,
2,
RenderResult(arrow_table({"A": ["a", "b"]})),
)
delete_parquet_files_for_step(self.workflow.id, self.step2.id)
response = self.client.get(
f"/workflows/{self.workflow.id}/tiles/step-2/delta-2/0,0.json")
self.assertEqual(response.status_code, status.NOT_FOUND)
self.assertEqual(
json.loads(response.content),
{
"error":
"result went away; please try again with another delta_id"
},
)
def test_corrupt_cache(self):
# https://www.pivotaltracker.com/story/show/161988744
cache_render_result(
self.workflow,
self.step1,
self.step1.last_relevant_delta_id,
RenderResult(arrow_table({"A": ["a"]})),
)
# Simulate a race: we're overwriting the cache or deleting the Step
# or some-such.
delete_parquet_files_for_step(self.workflow.id, self.step1.id)
response = self._request("A")
# We _could_ return an empty result set; but our only goal here is
# "don't crash" and this 404 seems to be the simplest implementation.
# (We assume that if the data is deleted, the user has moved elsewhere
# and this response is going to be ignored.)
self.assertEqual(response.status_code, status.NOT_FOUND)
self.assertEqual(json.loads(response.content),
{"error": 'column "A" not found'})