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Add operation that renames tables

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Andrew Godwin 2013-06-20 14:54:11 +01:00
parent 73e30e9d3b
commit 6f667999e1
5 changed files with 110 additions and 4 deletions
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35
tests/migrations/test_autodetector.py
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@ -12,6 +12,7 @@ class AutodetectorTests(TestCase):
"""
author_empty = ModelState("testapp", "Author", [("id", models.AutoField(primary_key=True))])
author_name = ModelState("testapp", "Author", [("id", models.AutoField(primary_key=True)), ("name", models.CharField(max_length=200))])
other_pony = ModelState("otherapp", "Pony", [("id", models.AutoField(primary_key=True))])
other_stable = ModelState("otherapp", "Stable", [("id", models.AutoField(primary_key=True))])
third_thing = ModelState("thirdapp", "Thing", [("id", models.AutoField(primary_key=True))])
@ -95,3 +96,37 @@ class AutodetectorTests(TestCase):
action = migration.operations[0]
self.assertEqual(action.__class__.__name__, "DeleteModel")
self.assertEqual(action.name, "Author")
def test_add_field(self):
"Tests autodetection of new fields"
# Make state
before = self.make_project_state([self.author_empty])
after = self.make_project_state([self.author_name])
autodetector = MigrationAutodetector(before, after)
changes = autodetector.changes()
# Right number of migrations?
self.assertEqual(len(changes['testapp']), 1)
# Right number of actions?
migration = changes['testapp'][0]
self.assertEqual(len(migration.operations), 1)
# Right action?
action = migration.operations[0]
self.assertEqual(action.__class__.__name__, "AddField")
self.assertEqual(action.name, "name")
def test_remove_field(self):
"Tests autodetection of removed fields"
# Make state
before = self.make_project_state([self.author_name])
after = self.make_project_state([self.author_empty])
autodetector = MigrationAutodetector(before, after)
changes = autodetector.changes()
# Right number of migrations?
self.assertEqual(len(changes['testapp']), 1)
# Right number of actions?
migration = changes['testapp'][0]
self.assertEqual(len(migration.operations), 1)
# Right action?
action = migration.operations[0]
self.assertEqual(action.__class__.__name__, "RemoveField")
self.assertEqual(action.name, "name")