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[1.7.x] Added test for an intermediate swappable model change in migration state. 

refs #22563

Backport of fca866763a from master
This commit is contained in:
Markus Holtermann 2014-12-29 20:48:04 +01:00 committed by Tim Graham
parent a9da5dd5b6
commit d49b5851b4
1 changed files with 19 additions and 0 deletions
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19
tests/migrations/test_autodetector.py
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@ -89,6 +89,11 @@ class AutodetectorTests(TestCase):
("name", models.CharField(max_length=200)), ("name", models.CharField(max_length=200)),
("publisher", models.ForeignKey("testapp.Publisher")), ("publisher", models.ForeignKey("testapp.Publisher")),
]) ])
author_with_user = ModelState("testapp", "Author", [
("id", models.AutoField(primary_key=True)),
("name", models.CharField(max_length=200)),
("user", models.ForeignKey("auth.User")),
])
author_with_custom_user = ModelState("testapp", "Author", [ author_with_custom_user = ModelState("testapp", "Author", [
("id", models.AutoField(primary_key=True)), ("id", models.AutoField(primary_key=True)),
("name", models.CharField(max_length=200)), ("name", models.CharField(max_length=200)),
@ -1091,6 +1096,20 @@ class AutodetectorTests(TestCase):
self.assertOperationAttributes(changes, 'testapp', 0, 0, name="Author") self.assertOperationAttributes(changes, 'testapp', 0, 0, name="Author")
self.assertMigrationDependencies(changes, 'testapp', 0, [("__setting__", "AUTH_USER_MODEL")]) self.assertMigrationDependencies(changes, 'testapp', 0, [("__setting__", "AUTH_USER_MODEL")])
def test_swappable_changed(self):
before = self.make_project_state([self.custom_user, self.author_with_user])
with override_settings(AUTH_USER_MODEL="thirdapp.CustomUser"):
after = self.make_project_state([self.custom_user, self.author_with_custom_user])
autodetector = MigrationAutodetector(before, after)
changes = autodetector._detect_changes()
# Right number/type of migrations?
self.assertNumberMigrations(changes, 'testapp', 1)
self.assertOperationTypes(changes, 'testapp', 0, ["AlterField"])
self.assertOperationAttributes(changes, 'testapp', 0, 0, model_name="author", name='user')
fk_field = changes['testapp'][0].operations[0].field
to_model = '%s.%s' % (fk_field.rel.to._meta.app_label, fk_field.rel.to._meta.object_name)
self.assertEqual(to_model, 'thirdapp.CustomUser')
def test_add_field_with_default(self): def test_add_field_with_default(self):
"""#22030 - Adding a field with a default should work.""" """#22030 - Adding a field with a default should work."""
# Make state # Make state