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Fixed #35704 -- Fixed reduction for AddIndex subclasses.

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Adam Johnson 2024-08-22 19:26:42 +01:00 • committed by Sarah Boyce
parent ad7f8129f3
commit f5ddd54986
4 changed files with 90 additions and 39 deletions
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50
tests/postgres_tests/test_operations.py
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@ -1,8 +1,9 @@
import unittest
from migrations.test_base import OperationTestBase
from migrations.test_base import OperationTestBase, OptimizerTestBase
from django.db import IntegrityError, NotSupportedError, connection, transaction
from django.db.migrations.operations import RemoveIndex, RenameIndex
from django.db.migrations.state import ProjectState
from django.db.migrations.writer import OperationWriter
from django.db.models import CheckConstraint, Index, Q, UniqueConstraint
@ -30,7 +31,7 @@ except ImportError:
@unittest.skipUnless(connection.vendor == "postgresql", "PostgreSQL specific tests.")
@modify_settings(INSTALLED_APPS={"append": "migrations"})
class AddIndexConcurrentlyTests(OperationTestBase):
class AddIndexConcurrentlyTests(OptimizerTestBase, OperationTestBase):
app_label = "test_add_concurrently"
def test_requires_atomic_false(self):
@ -129,6 +130,51 @@ class AddIndexConcurrentlyTests(OperationTestBase):
)
self.assertIndexNotExists(table_name, ["pink"])
def test_reduce_add_remove_concurrently(self):
self.assertOptimizesTo(
[
AddIndexConcurrently(
"Pony",
Index(fields=["pink"], name="pony_pink_idx"),
),
RemoveIndex("Pony", "pony_pink_idx"),
],
[],
)
def test_reduce_add_remove(self):
self.assertOptimizesTo(
[
AddIndexConcurrently(
"Pony",
Index(fields=["pink"], name="pony_pink_idx"),
),
RemoveIndexConcurrently("Pony", "pony_pink_idx"),
],
[],
)
def test_reduce_add_rename(self):
self.assertOptimizesTo(
[
AddIndexConcurrently(
"Pony",
Index(fields=["pink"], name="pony_pink_idx"),
),
RenameIndex(
"Pony",
old_name="pony_pink_idx",
new_name="pony_pink_index",
),
],
[
AddIndexConcurrently(
"Pony",
Index(fields=["pink"], name="pony_pink_index"),
),
],
)
@unittest.skipUnless(connection.vendor == "postgresql", "PostgreSQL specific tests.")
@modify_settings(INSTALLED_APPS={"append": "migrations"})