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Code Issues 32 Releases Wiki Activity

[1.7.x] Fixed #23956 -- Fixed migration creation for multiple table inheritance

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Backport of 44927ba817 from master
This commit is contained in:
Markus Holtermann
2014-12-11 17:52:42 +01:00
committed by Tim Graham
parent 491bf20d19
commit f446acf8bb
3 changed files with 28 additions and 1 deletions
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23
tests/migrations/test_autodetector.py
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@@ -1405,6 +1405,29 @@ class AutodetectorTests(TestCase):
self.assertOperationAttributes(changes, 'testapp', 0, 0, name="Author")
self.assertOperationAttributes(changes, 'testapp', 0, 1, name="Aardvark")
def test_multiple_bases(self):
"""#23956 - Tests that inheriting models doesn't move *_ptr fields into AddField operations."""
A = ModelState("app", "A", [("a_id", models.AutoField(primary_key=True))])
B = ModelState("app", "B", [("b_id", models.AutoField(primary_key=True))])
C = ModelState("app", "C", [], bases=("app.A", "app.B"))
D = ModelState("app", "D", [], bases=("app.A", "app.B"))
E = ModelState("app", "E", [], bases=("app.A", "app.B"))
# Make state
before = self.make_project_state([])
after = self.make_project_state([A, B, C, D, E])
autodetector = MigrationAutodetector(before, after)
changes = autodetector._detect_changes()
# Right number/type of migrations?
self.assertNumberMigrations(changes, "app", 1)
self.assertOperationTypes(changes, "app", 0, [
"CreateModel", "CreateModel", "CreateModel", "CreateModel", "CreateModel"
])
self.assertOperationAttributes(changes, "app", 0, 0, name="A")
self.assertOperationAttributes(changes, "app", 0, 1, name="B")
self.assertOperationAttributes(changes, "app", 0, 2, name="C")
self.assertOperationAttributes(changes, "app", 0, 3, name="D")
self.assertOperationAttributes(changes, "app", 0, 4, name="E")
def test_proxy_bases_first(self):
"""Tests that bases of proxies come first."""
# Make state