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Code Issues 32 Releases Wiki Activity

[1.7.x] Fixed #24135 -- Made RenameModel rename many-to-many tables.

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Thanks Simon and Markus for reviews.

Backport of 28db4af80a from master
This commit is contained in:
Tim Graham
2015-01-15 09:56:07 -05:00
parent b419bd3843
commit 065b2a82f6
3 changed files with 50 additions and 0 deletions
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26
tests/migrations/test_operations.py
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@@ -498,6 +498,32 @@ class OperationTests(OperationTestBase):
pony = Pony.objects.create()
pony.ponies.add(pony)
def test_rename_model_with_m2m(self):
app_label = "test_rename_model_with_m2m"
project_state = self.apply_operations(app_label, ProjectState(), operations=[
migrations.CreateModel("Rider", fields=[]),
migrations.CreateModel("Pony", fields=[
("riders", models.ManyToManyField("Rider")),
]),
])
Pony = project_state.apps.get_model(app_label, "Pony")
Rider = project_state.apps.get_model(app_label, "Rider")
pony = Pony.objects.create()
rider = Rider.objects.create()
pony.riders.add(rider)
project_state = self.apply_operations(app_label, project_state, operations=[
migrations.RenameModel("Pony", "Pony2"),
])
Pony = project_state.apps.get_model(app_label, "Pony2")
Rider = project_state.apps.get_model(app_label, "Rider")
pony = Pony.objects.create()
rider = Rider.objects.create()
pony.riders.add(rider)
self.assertEqual(Pony.objects.count(), 2)
self.assertEqual(Rider.objects.count(), 2)
self.assertEqual(Pony._meta.get_field('riders').rel.through.objects.count(), 2)
def test_add_field(self):
"""
Tests the AddField operation.