1 files changed, 22 insertions, 0 deletions

diff --git a/tests/test_pandora/test_util.py b/tests/test_pandora/test_util.py
new file mode 100644
index 0000000..2b4ca83
--- /dev/null
+++ b/tests/test_pandora/test_util.py
@@ -0,0 +1,22 @@
+import warnings
+from unittest import TestCase
+from pandora.py2compat import patch
+
+from pandora import util
+
+
+class TestDeprecatedWarning(TestCase):
+
+    def test_warning(self):
+        class Bar(object):
+
+            @util.deprecated("1.0", "2.0", "Don't use this")
+            def foo(self):
+                pass
+
+        with patch.object(warnings, "warn") as wmod:
+            Bar().foo()
+
+            wmod.assert_called_with(
+                ("foo is deprecated as of version 1.0 and will be removed in "
+                    "version 2.0. Don't use this"), DeprecationWarning)