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# Licensed under the Apache License, Version 2.0 (the "License"); you may not
# use this file except in compliance with the License. You may obtain a copy of
# the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations under
# the License.
import mango
import os
import unittest
class ExecutionStatsTests(mango.UserDocsTests):
def test_simple_json_index(self):
resp = self.db.find({"age": {"$lt": 35}}, return_raw=True, executionStats=True)
self.assertEqual(len(resp["docs"]), 3)
self.assertEqual(resp["execution_stats"]["total_keys_examined"], 0)
self.assertEqual(resp["execution_stats"]["total_docs_examined"], 3)
self.assertEqual(resp["execution_stats"]["total_quorum_docs_examined"], 0)
self.assertEqual(resp["execution_stats"]["results_returned"], 3)
# See https://github.com/apache/couchdb/issues/1732
# Erlang os:timestamp() only has ms accuracy on Windows!
if os.name != "nt":
self.assertGreater(resp["execution_stats"]["execution_time_ms"], 0)
def test_no_execution_stats(self):
resp = self.db.find({"age": {"$lt": 35}}, return_raw=True, executionStats=False)
assert "execution_stats" not in resp
def test_quorum_json_index(self):
resp = self.db.find(
{"age": {"$lt": 35}}, return_raw=True, r=3, executionStats=True
)
self.assertEqual(len(resp["docs"]), 3)
self.assertEqual(resp["execution_stats"]["total_keys_examined"], 0)
self.assertEqual(resp["execution_stats"]["total_docs_examined"], 0)
self.assertEqual(resp["execution_stats"]["total_quorum_docs_examined"], 3)
self.assertEqual(resp["execution_stats"]["results_returned"], 3)
# See https://github.com/apache/couchdb/issues/1732
# Erlang os:timestamp() only has ms accuracy on Windows!
if os.name != "nt":
self.assertGreater(resp["execution_stats"]["execution_time_ms"], 0)
def test_results_returned_limit(self):
resp = self.db.find(
{"age": {"$lt": 35}}, limit=2, return_raw=True, executionStats=True
)
self.assertEqual(resp["execution_stats"]["results_returned"], len(resp["docs"]))
def test_no_matches_index_scan(self):
resp = self.db.find({"age": {"$lt": 35}, "nomatch": "me"}, return_raw=True, executionStats=True)
self.assertEqual(resp["execution_stats"]["total_docs_examined"], 3)
self.assertEqual(resp["execution_stats"]["results_returned"], 0)
@unittest.skipUnless(mango.has_text_service(), "requires text service")
class ExecutionStatsTests_Text(mango.UserDocsTextTests):
def test_simple_text_index(self):
resp = self.db.find(
{"$text": "Stephanie"}, return_raw=True, executionStats=True
)
self.assertEqual(len(resp["docs"]), 1)
self.assertEqual(resp["execution_stats"]["total_keys_examined"], 0)
self.assertEqual(resp["execution_stats"]["total_docs_examined"], 1)
self.assertEqual(resp["execution_stats"]["total_quorum_docs_examined"], 0)
self.assertEqual(resp["execution_stats"]["results_returned"], 1)
self.assertGreater(resp["execution_stats"]["execution_time_ms"], 0)
def test_no_execution_stats(self):
resp = self.db.find({"$text": "Stephanie"}, return_raw=True)
self.assertNotIn("execution_stats", resp)
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