guix/gnu/packages/patches/python-alembic-exceptions-cause.patch
Marius Bakke 45ebd90c18
gnu: python-alembic: Update to 1.4.1.
* gnu/packages/patches/python-alembic-exceptions-cause.patch: New file.
* gnu/local.mk (dist_patch_DATA): Adjust accordingly.
* gnu/packages/databases.scm (python-alembic): Update to 1.4.1.
[source](patches): New field.
[arguments]: New field, override check phase.
2020-03-15 15:09:08 +01:00

69 lines
2.5 KiB
Diff

Fix a test failure with newer versions of SQLalchemy due to missing
"causes" for some exceptions.
diff --git a/alembic/operations/ops.py b/alembic/operations/ops.py
index 5ec2762..7129472 100644
--- a/alembic/operations/ops.py
+++ b/alembic/operations/ops.py
@@ -108,6 +108,7 @@ def from_constraint(cls, constraint):
"primary_key_constraint": "primary",
"check_constraint": "check",
"column_check_constraint": "check",
+ "table_or_column_check_constraint": "check",
}
constraint_table = sqla_compat._table_for_constraint(constraint)
@@ -707,6 +708,7 @@ def batch_create_foreign_key(
"create_check_constraint", "batch_create_check_constraint"
)
@AddConstraintOp.register_add_constraint("check_constraint")
+@AddConstraintOp.register_add_constraint("table_or_column_check_constraint")
@AddConstraintOp.register_add_constraint("column_check_constraint")
class CreateCheckConstraintOp(AddConstraintOp):
"""Represent a create check constraint operation."""
diff --git a/alembic/testing/assertions.py b/alembic/testing/assertions.py
index 3dc08f0..a78e5e8 100644
--- a/alembic/testing/assertions.py
+++ b/alembic/testing/assertions.py
@@ -2,10 +2,9 @@
import re
+from sqlalchemy import util
from sqlalchemy.engine import default
from sqlalchemy.testing.assertions import _expect_warnings
-from sqlalchemy.testing.assertions import assert_raises # noqa
-from sqlalchemy.testing.assertions import assert_raises_message # noqa
from sqlalchemy.testing.assertions import eq_ # noqa
from sqlalchemy.testing.assertions import is_ # noqa
from sqlalchemy.testing.assertions import is_false # noqa
@@ -17,6 +16,29 @@
from ..util.compat import py3k
+def assert_raises(except_cls, callable_, *args, **kw):
+ try:
+ callable_(*args, **kw)
+ success = False
+ except except_cls:
+ success = True
+
+ # assert outside the block so it works for AssertionError too !
+ assert success, "Callable did not raise an exception"
+
+
+def assert_raises_message(except_cls, msg, callable_, *args, **kwargs):
+ try:
+ callable_(*args, **kwargs)
+ assert False, "Callable did not raise an exception"
+ except except_cls as e:
+ assert re.search(msg, util.text_type(e), re.UNICODE), "%r !~ %s" % (
+ msg,
+ e,
+ )
+ print(util.text_type(e).encode("utf-8"))
+
+
def eq_ignore_whitespace(a, b, msg=None):
# sqlalchemy.testing.assertion has this function
# but not with the special "!U" detection part