diff options
Diffstat (limited to 'tests')
| -rw-r--r-- | tests/migrations/test_autodetector.py | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/tests/migrations/test_autodetector.py b/tests/migrations/test_autodetector.py index 3d822072ce..2d45dac7f8 100644 --- a/tests/migrations/test_autodetector.py +++ b/tests/migrations/test_autodetector.py @@ -127,6 +127,10 @@ class AutodetectorTests(TestCase): ("id", models.AutoField(primary_key=True)), ("publishers", models.ManyToManyField("testapp.Publisher")), ]) + author_with_m2m_blank = ModelState("testapp", "Author", [ + ("id", models.AutoField(primary_key=True)), + ("publishers", models.ManyToManyField("testapp.Publisher", blank=True)), + ]) author_with_m2m_through = ModelState("testapp", "Author", [ ("id", models.AutoField(primary_key=True)), ("publishers", models.ManyToManyField("testapp.Publisher", through="testapp.Contract")), @@ -1263,6 +1267,16 @@ class AutodetectorTests(TestCase): self.assertOperationTypes(changes, 'testapp', 0, ["AddField"]) self.assertOperationAttributes(changes, 'testapp', 0, 0, name="publishers") + def test_alter_many_to_many(self): + before = self.make_project_state([self.author_with_m2m, self.publisher]) + after = self.make_project_state([self.author_with_m2m_blank, self.publisher]) + 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, name="publishers") + def test_create_with_through_model(self): """ Adding a m2m with a through model and the models that use it should be |