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Fixed #22583 -- Allowed RunPython and RunSQL to provide hints to the db router.

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Thanks Markus Holtermann and Tim Graham for the review.
This commit is contained in:
Loic Bistuer 2015-01-09 00:10:10 +07:00
parent 665e0aa6ec
commit 8f4877c89d
9 changed files with 247 additions and 75 deletions
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38
tests/migrations/test_operations.py
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@ -1679,44 +1679,6 @@ class OperationTests(OperationTestBase):
self.assertEqual(sorted(definition[2]), ["database_operations", "state_operations"])
class MigrateNothingRouter(object):
"""
A router that doesn't allow storing any model in any database.
"""
def allow_migrate(self, db, model):
return False
@override_settings(DATABASE_ROUTERS=[MigrateNothingRouter()])
class MultiDBOperationTests(MigrationTestBase):
multi_db = True
def test_create_model(self):
"""
Tests that CreateModel honours multi-db settings.
"""
operation = migrations.CreateModel(
"Pony",
[
("id", models.AutoField(primary_key=True)),
("pink", models.IntegerField(default=1)),
],
)
# Test the state alteration
project_state = ProjectState()
new_state = project_state.clone()
operation.state_forwards("test_crmo", new_state)
# Test the database alteration
self.assertTableNotExists("test_crmo_pony")
with connection.schema_editor() as editor:
operation.database_forwards("test_crmo", editor, project_state, new_state)
self.assertTableNotExists("test_crmo_pony")
# And test reversal
with connection.schema_editor() as editor:
operation.database_backwards("test_crmo", editor, new_state, project_state)
self.assertTableNotExists("test_crmo_pony")
class SwappableOperationTests(OperationTestBase):
"""
Tests that key operations ignore swappable models