2 files changed, 15 insertions, 0 deletions
diff --git a/lib/sqlalchemy/testing/__init__.py b/lib/sqlalchemy/testing/__init__.py
index 090c8488a..2b8158fbb 100644
--- a/lib/sqlalchemy/testing/__init__.py
+++ b/lib/sqlalchemy/testing/__init__.py
@@ -10,6 +10,7 @@ from . import config  # noqa
 from . import mock  # noqa
 from .assertions import assert_raises  # noqa
 from .assertions import assert_raises_message  # noqa
+from .assertions import assert_raises_return  # noqa
 from .assertions import AssertsCompiledSQL  # noqa
 from .assertions import AssertsExecutionResults  # noqa
 from .assertions import ComparesTables  # noqa
diff --git a/lib/sqlalchemy/testing/assertions.py b/lib/sqlalchemy/testing/assertions.py
index 819fedcc7..f057ae37b 100644
--- a/lib/sqlalchemy/testing/assertions.py
+++ b/lib/sqlalchemy/testing/assertions.py
@@ -307,6 +307,20 @@ def assert_raises(except_cls, callable_, *args, **kw):
     assert success, "Callable did not raise an exception"
 
 
+def assert_raises_return(except_cls, callable_, *args, **kw):
+    ret_err = None
+    try:
+        callable_(*args, **kw)
+        success = False
+    except except_cls as err:
+        success = True
+        ret_err = err
+
+    # assert outside the block so it works for AssertionError too !
+    assert success, "Callable did not raise an exception"
+    return ret_err
+
+
 def assert_raises_message(except_cls, msg, callable_, *args, **kwargs):
     try:
         callable_(*args, **kwargs)