Updated SqlAlchemy + the new files

sqlalchemy/testing/warnings.py

@@ -0,0 +1,41 @@
+# testing/warnings.py
+# Copyright (C) 2005-2017 the SQLAlchemy authors and contributors
+# <see AUTHORS file>
+#
+# This module is part of SQLAlchemy and is released under
+# the MIT License: http://www.opensource.org/licenses/mit-license.php
+
+from __future__ import absolute_import
+
+import warnings
+from .. import exc as sa_exc
+from . import assertions
+
+
+def setup_filters():
+    """Set global warning behavior for the test suite."""
+
+    warnings.filterwarnings('ignore',
+                            category=sa_exc.SAPendingDeprecationWarning)
+    warnings.filterwarnings('error', category=sa_exc.SADeprecationWarning)
+    warnings.filterwarnings('error', category=sa_exc.SAWarning)
+
+    # some selected deprecations...
+    warnings.filterwarnings('error', category=DeprecationWarning)
+    warnings.filterwarnings(
+        "ignore", category=DeprecationWarning, message=".*StopIteration")
+    warnings.filterwarnings(
+        "ignore", category=DeprecationWarning, message=".*inspect.getargspec")
+
+
+def assert_warnings(fn, warning_msgs, regex=False):
+    """Assert that each of the given warnings are emitted by fn.
+
+    Deprecated.  Please use assertions.expect_warnings().
+
+    """
+
+    with assertions._expect_warnings(
+            sa_exc.SAWarning, warning_msgs, regex=regex):
+        return fn()
+