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Added tests for MTI in RunPython.

This commit is contained in:
Loic Bistuer 2014-01-29 13:41:04 +07:00 committed by Loic Bistuer
parent 20da67d325
commit 99291f5db0
1 changed files with 50 additions and 3 deletions
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53
tests/migrations/test_operations.py
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@ -14,7 +14,7 @@ class OperationTests(MigrationTestBase):
both forwards and backwards.
"""
def set_up_test_model(self, app_label, second_model=False, related_model=False):
def set_up_test_model(self, app_label, second_model=False, related_model=False, mti_model=False):
"""
Creates a test model state and database table.
"""
@ -38,7 +38,12 @@ class OperationTests(MigrationTestBase):
],
)]
if second_model:
operations.append(migrations.CreateModel("Stable", [("id", models.AutoField(primary_key=True))]))
operations.append(migrations.CreateModel(
"Stable",
[
("id", models.AutoField(primary_key=True)),
]
))
if related_model:
operations.append(migrations.CreateModel(
"Rider",
@ -47,6 +52,21 @@ class OperationTests(MigrationTestBase):
("pony", models.ForeignKey("Pony")),
],
))
if mti_model:
operations.append(migrations.CreateModel(
"ShetlandPony",
fields=[
('pony_ptr', models.OneToOneField(
auto_created=True,
primary_key=True,
to_field='id',
serialize=False,
to='Pony',
)),
("cuteness", models.IntegerField(default=1)),
],
bases=['%s.Pony' % app_label],
))
project_state = ProjectState()
for operation in operations:
operation.state_forwards(app_label, project_state)
@ -495,7 +515,7 @@ class OperationTests(MigrationTestBase):
Tests the RunPython operation
"""
project_state = self.set_up_test_model("test_runpython")
project_state = self.set_up_test_model("test_runpython", mti_model=True)
# Create the operation
def inner_method(models, schema_editor):
@ -533,7 +553,34 @@ class OperationTests(MigrationTestBase):
no_reverse_operation.database_forwards("test_runpython", editor, project_state, new_state)
with self.assertRaises(NotImplementedError):
no_reverse_operation.database_backwards("test_runpython", editor, new_state, project_state)
self.assertEqual(project_state.render().get_model("test_runpython", "Pony").objects.count(), 2)
def create_ponies(models, schema_editor):
Pony = models.get_model("test_runpython", "Pony")
pony1 = Pony.objects.create(pink=1, weight=3.55)
self.assertIsNot(pony1.pk, None)
pony2 = Pony.objects.create(weight=5)
self.assertIsNot(pony2.pk, None)
self.assertNotEqual(pony1.pk, pony2.pk)
operation = migrations.RunPython(create_ponies)
with connection.schema_editor() as editor:
operation.database_forwards("test_runpython", editor, project_state, new_state)
self.assertEqual(project_state.render().get_model("test_runpython", "Pony").objects.count(), 4)
def create_shetlandponies(models, schema_editor):
ShetlandPony = models.get_model("test_runpython", "ShetlandPony")
pony1 = ShetlandPony.objects.create(weight=4.0)
self.assertIsNot(pony1.pk, None)
pony2 = ShetlandPony.objects.create(weight=5.0)
self.assertIsNot(pony2.pk, None)
self.assertNotEqual(pony1.pk, pony2.pk)
operation = migrations.RunPython(create_shetlandponies)
with connection.schema_editor() as editor:
operation.database_forwards("test_runpython", editor, project_state, new_state)
self.assertEqual(project_state.render().get_model("test_runpython", "Pony").objects.count(), 6)
self.assertEqual(project_state.render().get_model("test_runpython", "ShetlandPony").objects.count(), 2)
class MigrateNothingRouter(object):
"""