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PYTHON-3260 Improve test_transaction_starts_with_batched_write and test_continuous_network_errors (#945) #1100

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Merged
blink1073 merged 3 commits into from
Oct 31, 2022
Merged

PYTHON-3260 Improve test_transaction_starts_with_batched_write and test_continuous_network_errors (#945) #1100

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845fc5f
PYTHON-3260 Improve test_transaction_starts_with_batched_write and te…
ShaneHarvey May 10, 2022
ffaaa46
remove extra tests
blink1073 Oct 31, 2022
01d91cb
more cleanup
blink1073 Oct 31, 2022
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2 changes: 1 addition & 1 deletion test/test_client.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1637,7 +1637,7 @@ def server_description_count():
gc.collect()
with client_knobs(min_heartbeat_interval=0.003):
client = MongoClient(
"invalid:27017", heartbeatFrequencyMS=3, serverSelectionTimeoutMS=100
"invalid:27017", heartbeatFrequencyMS=3, serverSelectionTimeoutMS=150
)
initial_count = server_description_count()
self.addCleanup(client.close)
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11 changes: 7 additions & 4 deletions test/test_transactions.py
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Original file line number Diff line number Diff line change
Expand Up @@ -30,6 +30,9 @@
from test.utils_spec_runner import SpecRunner

from bson.py3compat import StringIO
from bson import encode
from bson.raw_bson import RawBSONDocument

from gridfs import GridFS, GridFSBucket
from pymongo import WriteConcern, client_session
from pymongo.client_session import TransactionOptions
Expand Down Expand Up @@ -332,14 +335,14 @@ def test_transaction_starts_with_batched_write(self):
listener.reset()
self.addCleanup(client.close)
self.addCleanup(coll.drop)
large_str = "\0" * (10 * 1024 * 1024)
ops = [InsertOne({"a": large_str}) for _ in range(10)]
large_str = "\0" * (1 * 1024 * 1024)
ops = [InsertOne(RawBSONDocument(encode({"a": large_str}))) for _ in range(48)]
with client.start_session() as session:
with session.start_transaction():
coll.bulk_write(ops, session=session)
# Assert commands were constructed properly.
self.assertEqual(
["insert", "insert", "insert", "commitTransaction"], listener.started_command_names()
["insert", "insert", "commitTransaction"], listener.started_command_names()
)
first_cmd = listener.results["started"][0].command
self.assertTrue(first_cmd["startTransaction"])
Expand All @@ -349,7 +352,7 @@ def test_transaction_starts_with_batched_write(self):
self.assertNotIn("startTransaction", event.command)
self.assertEqual(lsid, event.command["lsid"])
self.assertEqual(txn_number, event.command["txnNumber"])
self.assertEqual(10, coll.count_documents({}))
self.assertEqual(48, coll.count_documents({}))


class PatchSessionTimeout(object):
Expand Down