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Code Issues 32 Releases Wiki Activity

[1.8.x] Fixed #24595 -- Prevented loss of null info in MySQL field alteration

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Thanks Simon Percivall for the report, and Simon Charette and Tim
Graham for the reviews.
Backport of 02260ea3f6 from master.
This commit is contained in:
Claude Paroz
2015-04-11 16:10:31 +02:00
parent d0b18542f7
commit bbfcd9618b
7 changed files with 80 additions and 26 deletions
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13
tests/migrations/test_operations.py
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@@ -1101,9 +1101,18 @@ class OperationTests(OperationTestBase):
def assertIdTypeEqualsFkType():
with connection.cursor() as cursor:
id_type = [c.type_code for c in connection.introspection.get_table_description(cursor, "test_alflpkfk_pony") if c.name == "id"][0]
fk_type = [c.type_code for c in connection.introspection.get_table_description(cursor, "test_alflpkfk_rider") if c.name == "pony_id"][0]
id_type, id_null = [
(c.type_code, c.null_ok)
for c in connection.introspection.get_table_description(cursor, "test_alflpkfk_pony")
if c.name == "id"
][0]
fk_type, fk_null = [
(c.type_code, c.null_ok)
for c in connection.introspection.get_table_description(cursor, "test_alflpkfk_rider")
if c.name == "pony_id"
][0]
self.assertEqual(id_type, fk_type)
self.assertEqual(id_null, fk_null)
assertIdTypeEqualsFkType()
# Test the database alteration