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deb53070ae
We also change the test helper. The tests hopefully read more clearly in places here, and we also communicate to the dev that order is arbitrary.
20 lines
892 B
Python
20 lines
892 B
Python
from zerver.models import DefaultStream, Stream
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def get_slim_realm_default_streams(realm_id: int) -> set[Stream]:
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# We really want this query to be simple and just get "thin" Stream objects
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# in one round trip.
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#
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# The above is enforced by at least three tests that verify query counts,
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# and test_query_count in test_subs.py makes sure that the query itself is
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# not like 11000 bytes, which is what we had in a prior version that used
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# select_related() with no arguments (and thus joined to too many tables).
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#
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# Please be careful about modifying this code, as it has had a history
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# of performance problems.
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return set(Stream.objects.filter(defaultstream__realm_id=realm_id))
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def get_default_stream_ids_for_realm(realm_id: int) -> set[int]:
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return set(DefaultStream.objects.filter(realm_id=realm_id).values_list("stream_id", flat=True))
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