def test_bad_rollback_flow_change_char_type_that_safe():
# forward
migrate(['bad_rollback_flow_change_char_type_that_safe_app'])
# backward
with pytest.raises(UnsafeOperationException):
migrate(['bad_rollback_flow_change_char_type_that_safe_app', '0001'])
def test_bad_rollback_flow_drop_column_with_notnull():
# forward
migrate(['bad_rollback_flow_drop_column_with_notnull_app'])
# backward
with pytest.raises(UnsafeOperationException):
migrate(['bad_rollback_flow_drop_column_with_notnull_app', '0001'])
def test_good_flow():
# forward
if settings.DATABASES['default']['HOST'] in ['pg14', 'postgis14']:
# related to https://www.postgresql.org/message-id/3175925.1637428221%40sss.pgh.pa.us bug
migrate(['good_flow_app', '0045'])
else:
migrate(['good_flow_app'])
# backward
migrate(['good_flow_app', 'zero'])
def test_migrate_isnotnull_check_constraints():
migrate()
assert_constraints(null=0, check=1)
run_management_command(['--force'] if settings.
DATABASES['default']['HOST'] in ['pg95'] else None)
assert_constraints(null=1, check=0)
def test_bad_flow_add_column_with_default():
# forward
with pytest.raises(UnsafeOperationException):
migrate(['bad_flow_add_column_with_default_app'])
def test_good_flow_create_and_drop_index_concurrently():
# forward
migrate(['good_flow_app_concurrently'])
# backward
migrate(['good_flow_app_concurrently', 'zero'])
def test_good_flow():
# forward
migrate(['good_flow_app'])
# backward
migrate(['good_flow_app', 'zero'])
def test_bad_flow_change_char_type_that_unsafe():
# forward
with pytest.raises(UnsafeOperationException):
migrate(['bad_flow_change_char_type_that_unsafe_app'])
def test_decimal_to_float_app():
# forward
migrate(['decimal_to_float_app'])
# backward
migrate(['decimal_to_float_app', 'zero'])
def test_good_flow_alter_table_with_same_db_table():
# forward
migrate(['good_flow_alter_table_with_same_db_table'])
# backward
migrate(['good_flow_alter_table_with_same_db_table', 'zero'])
