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Fixed #24129 -- Added indicator that migrations are rendering the initial state

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Thanks Tim Graham for the review.
This commit is contained in:
Markus Holtermann 2015-01-11 21:07:45 +01:00
parent 9f51d0c86d
commit eeb88123e7
3 changed files with 59 additions and 2 deletions
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47
tests/migrations/test_executor.py
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@ -150,7 +150,7 @@ class ExecutorTests(MigrationTestBase):
"""
state = {"faked": None}
def fake_storer(phase, migration, fake):
def fake_storer(phase, migration=None, fake=None):
state["faked"] = fake
executor = MigrationExecutor(connection, progress_callback=fake_storer)
# Were the tables there before?
@ -323,6 +323,51 @@ class ExecutorTests(MigrationTestBase):
self.assertTableNotExists("lookuperror_b_b1")
self.assertTableNotExists("lookuperror_c_c1")
@override_settings(MIGRATION_MODULES={"migrations": "migrations.test_migrations"})
def test_process_callback(self):
"""
#24129 - Tests callback process
"""
call_args_list = []
def callback(*args):
call_args_list.append(args)
executor = MigrationExecutor(connection, progress_callback=callback)
# Were the tables there before?
self.assertTableNotExists("migrations_author")
self.assertTableNotExists("migrations_tribble")
executor.migrate([
("migrations", "0001_initial"),
("migrations", "0002_second"),
])
# Rebuild the graph to reflect the new DB state
executor.loader.build_graph()
executor.migrate([
("migrations", None),
("migrations", None),
])
self.assertTableNotExists("migrations_author")
self.assertTableNotExists("migrations_tribble")
migrations = executor.loader.graph.nodes
expected = [
("render_start", ),
("render_success", ),
("apply_start", migrations['migrations', '0001_initial'], False),
("apply_success", migrations['migrations', '0001_initial'], False),
("apply_start", migrations['migrations', '0002_second'], False),
("apply_success", migrations['migrations', '0002_second'], False),
("render_start", ),
("render_success", ),
("unapply_start", migrations['migrations', '0002_second'], False),
("unapply_success", migrations['migrations', '0002_second'], False),
("unapply_start", migrations['migrations', '0001_initial'], False),
("unapply_success", migrations['migrations', '0001_initial'], False),
]
self.assertEqual(call_args_list, expected)
class FakeLoader(object):
def __init__(self, graph, applied):