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-rw-r--r--lib/sqlalchemy/test/testing.py9
1 files changed, 3 insertions, 6 deletions
diff --git a/lib/sqlalchemy/test/testing.py b/lib/sqlalchemy/test/testing.py
index 369aa3a6f..ea1dfa9ea 100644
--- a/lib/sqlalchemy/test/testing.py
+++ b/lib/sqlalchemy/test/testing.py
@@ -657,12 +657,9 @@ class ComparesTables(object):
assert reflected_table.primary_key.columns[c.name] is not None
def assert_types_base(self, c1, c2):
- base_mro = sqltypes.TypeEngine.__mro__
- assert len(
- set(type(c1.type).__mro__).difference(base_mro).intersection(
- set(type(c2.type).__mro__).difference(base_mro)
- )
- ) > 0, "On column %r, type '%s' doesn't correspond to type '%s'" % (c1.name, c1.type, c2.type)
+ assert c1.type._compare_type_affinity(c2.type),\
+ "On column %r, type '%s' doesn't correspond to type '%s'" % \
+ (c1.name, c1.type, c2.type)
class AssertsExecutionResults(object):
def assert_result(self, result, class_, *objects):