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Code Issues 32 Releases Wiki Activity

[1.7.x] Fixed #23341 -- Added migration name to nonexistent migration error in makemigrations.

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Backport of abd640fbdf from master
This commit is contained in:
Raffaele Salmaso
2014-08-22 09:26:06 +02:00
committed by Tim Graham
parent 4ae75cf051
commit 1a918806ca
4 changed files with 52 additions and 27 deletions
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63
tests/migrations/test_graph.py
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@@ -23,11 +23,11 @@ class GraphTests(TestCase):
graph.add_node(("app_a", "0004"), None)
graph.add_node(("app_b", "0001"), None)
graph.add_node(("app_b", "0002"), None)
graph.add_dependency(("app_a", "0004"), ("app_a", "0003"))
graph.add_dependency(("app_a", "0003"), ("app_a", "0002"))
graph.add_dependency(("app_a", "0002"), ("app_a", "0001"))
graph.add_dependency(("app_a", "0003"), ("app_b", "0002"))
graph.add_dependency(("app_b", "0002"), ("app_b", "0001"))
graph.add_dependency("app_a.0004", ("app_a", "0004"), ("app_a", "0003"))
graph.add_dependency("app_a.0003", ("app_a", "0003"), ("app_a", "0002"))
graph.add_dependency("app_a.0002", ("app_a", "0002"), ("app_a", "0001"))
graph.add_dependency("app_a.0003", ("app_a", "0003"), ("app_b", "0002"))
graph.add_dependency("app_b.0002", ("app_b", "0002"), ("app_b", "0001"))
# Test root migration case
self.assertEqual(
graph.forwards_plan(("app_a", "0001")),
@@ -78,15 +78,15 @@ class GraphTests(TestCase):
graph.add_node(("app_b", "0002"), None)
graph.add_node(("app_c", "0001"), None)
graph.add_node(("app_c", "0002"), None)
graph.add_dependency(("app_a", "0004"), ("app_a", "0003"))
graph.add_dependency(("app_a", "0003"), ("app_a", "0002"))
graph.add_dependency(("app_a", "0002"), ("app_a", "0001"))
graph.add_dependency(("app_a", "0003"), ("app_b", "0002"))
graph.add_dependency(("app_b", "0002"), ("app_b", "0001"))
graph.add_dependency(("app_a", "0004"), ("app_c", "0002"))
graph.add_dependency(("app_c", "0002"), ("app_c", "0001"))
graph.add_dependency(("app_c", "0001"), ("app_b", "0001"))
graph.add_dependency(("app_c", "0002"), ("app_a", "0002"))
graph.add_dependency("app_a.0004", ("app_a", "0004"), ("app_a", "0003"))
graph.add_dependency("app_a.0003", ("app_a", "0003"), ("app_a", "0002"))
graph.add_dependency("app_a.0002", ("app_a", "0002"), ("app_a", "0001"))
graph.add_dependency("app_a.0003", ("app_a", "0003"), ("app_b", "0002"))
graph.add_dependency("app_b.0002", ("app_b", "0002"), ("app_b", "0001"))
graph.add_dependency("app_a.0004", ("app_a", "0004"), ("app_c", "0002"))
graph.add_dependency("app_c.0002", ("app_c", "0002"), ("app_c", "0001"))
graph.add_dependency("app_c.0001", ("app_c", "0001"), ("app_b", "0001"))
graph.add_dependency("app_c.0002", ("app_c", "0002"), ("app_a", "0002"))
# Test branch C only
self.assertEqual(
graph.forwards_plan(("app_c", "0002")),
@@ -123,11 +123,11 @@ class GraphTests(TestCase):
graph.add_node(("app_a", "0003"), None)
graph.add_node(("app_b", "0001"), None)
graph.add_node(("app_b", "0002"), None)
graph.add_dependency(("app_a", "0003"), ("app_a", "0002"))
graph.add_dependency(("app_a", "0002"), ("app_a", "0001"))
graph.add_dependency(("app_a", "0001"), ("app_b", "0002"))
graph.add_dependency(("app_b", "0002"), ("app_b", "0001"))
graph.add_dependency(("app_b", "0001"), ("app_a", "0003"))
graph.add_dependency("app_a.0003", ("app_a", "0003"), ("app_a", "0002"))
graph.add_dependency("app_a.0002", ("app_a", "0002"), ("app_a", "0001"))
graph.add_dependency("app_a.0001", ("app_a", "0001"), ("app_b", "0002"))
graph.add_dependency("app_b.0002", ("app_b", "0002"), ("app_b", "0001"))
graph.add_dependency("app_b.0001", ("app_b", "0001"), ("app_a", "0003"))
# Test whole graph
self.assertRaises(
CircularDependencyError,
@@ -146,3 +146,28 @@ class GraphTests(TestCase):
with self.assertRaisesMessage(ValueError, message):
graph.backwards_plan(("app_b", "0001"))
def test_missing_parent_nodes(self):
"""
Tests for missing parent nodes.
"""
# Build graph
graph = MigrationGraph()
graph.add_node(("app_a", "0001"), None)
graph.add_node(("app_a", "0002"), None)
graph.add_node(("app_a", "0003"), None)
graph.add_node(("app_b", "0001"), None)
graph.add_dependency("app_a.0003", ("app_a", "0003"), ("app_a", "0002"))
graph.add_dependency("app_a.0002", ("app_a", "0002"), ("app_a", "0001"))
with self.assertRaisesMessage(KeyError, "Migration app_a.0001 dependencies references nonexistent parent node ('app_b', '0002')"):
graph.add_dependency("app_a.0001", ("app_a", "0001"), ("app_b", "0002"))
def test_missing_child_nodes(self):
"""
Tests for missing child nodes.
"""
# Build graph
graph = MigrationGraph()
graph.add_node(("app_a", "0001"), None)
with self.assertRaisesMessage(KeyError, "Migration app_a.0002 dependencies references nonexistent child node ('app_a', '0002')"):
graph.add_dependency("app_a.0002", ("app_a", "0002"), ("app_a", "0001"))