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Code Issues 32 Releases Wiki Activity

Persist non-schema-relevant Meta changes in migrations

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This commit is contained in:
Andrew Godwin
2014-06-15 12:34:02 -07:00
parent f717ef083a
commit a58f49d104
5 changed files with 93 additions and 2 deletions
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15
tests/migrations/test_autodetector.py
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@@ -44,6 +44,7 @@ class AutodetectorTests(TestCase):
("publishers", models.ManyToManyField("testapp.Publisher")),
])
author_with_m2m_through = ModelState("testapp", "Author", [("id", models.AutoField(primary_key=True)), ("publishers", models.ManyToManyField("testapp.Publisher", through="testapp.Contract"))])
author_with_options = ModelState("testapp", "Author", [("id", models.AutoField(primary_key=True))], {"verbose_name": "Authi", "permissions": [('can_hire', 'Can hire')]})
contract = ModelState("testapp", "Contract", [("id", models.AutoField(primary_key=True)), ("author", models.ForeignKey("testapp.Author")), ("publisher", models.ForeignKey("testapp.Publisher"))])
publisher = ModelState("testapp", "Publisher", [("id", models.AutoField(primary_key=True)), ("name", models.CharField(max_length=100))])
publisher_with_author = ModelState("testapp", "Publisher", [("id", models.AutoField(primary_key=True)), ("author", models.ForeignKey("testapp.Author")), ("name", models.CharField(max_length=100))])
@@ -799,3 +800,17 @@ class AutodetectorTests(TestCase):
self.assertNumberMigrations(changes, "testapp", 1)
# Right actions in right order?
self.assertOperationTypes(changes, "testapp", 0, ["RemoveField", "RemoveField", "DeleteModel", "DeleteModel"])
def test_alter_model_options(self):
"""
If two models with a ForeignKey from one to the other are removed at the same time,
the autodetector should remove them in the correct order.
"""
before = self.make_project_state([self.author_empty])
after = self.make_project_state([self.author_with_options])
autodetector = MigrationAutodetector(before, after)
changes = autodetector._detect_changes()
# Right number of migrations?
self.assertNumberMigrations(changes, "testapp", 1)
# Right actions in right order?
self.assertOperationTypes(changes, "testapp", 0, ["AlterModelOptions"])

13
tests/migrations/test_operations.py
View File

@@ -790,6 +790,19 @@ class OperationTests(MigrationTestBase):
operation.database_backwards("test_alinto", editor, new_state, project_state)
self.assertIndexNotExists("test_alinto_pony", ["pink", "weight"])
def test_alter_model_options(self):
"""
Tests the AlterModelOptions operation.
"""
project_state = self.set_up_test_model("test_almoop")
# Test the state alteration (no DB alteration to test)
operation = migrations.AlterModelOptions("Pony", {"permissions": [("can_groom", "Can groom")]})
new_state = project_state.clone()
operation.state_forwards("test_almoop", new_state)
self.assertEqual(len(project_state.models["test_almoop", "pony"].options.get("permissions", [])), 0)
self.assertEqual(len(new_state.models["test_almoop", "pony"].options.get("permissions", [])), 1)
self.assertEqual(new_state.models["test_almoop", "pony"].options["permissions"][0][0], "can_groom")
@unittest.skipIf(sqlparse is None and connection.features.requires_sqlparse_for_splitting, "Missing sqlparse")
def test_run_sql(self):
"""