1 files changed, 41 insertions, 0 deletions
diff --git a/test/test_debug.py b/test/test_debug.py
new file mode 100644
index 0000000..b6bbb6c
--- /dev/null
+++ b/test/test_debug.py
@@ -0,0 +1,41 @@
+#
+# This file is part of pyasn1 software.
+#
+# Copyright (c) 2005-2016, Ilya Etingof <ilya@glas.net>
+# License: http://pyasn1.sf.net/license.html
+#
+from pyasn1 import debug
+from pyasn1 import error
+from sys import version_info
+
+if version_info[0:2] < (2, 7) or \
+        version_info[0:2] in ((3, 0), (3, 1)):
+    try:
+        import unittest2 as unittest
+    except ImportError:
+        import unittest
+else:
+    import unittest
+
+
+class DebugCaseBase(unittest.TestCase):
+    def testKnownFlags(self):
+        debug.setLogger(debug.Debug('all', 'encoder', 'decoder'))
+        debug.setLogger(0)
+
+    def testUnknownFlags(self):
+        try:
+            debug.setLogger(debug.Debug('all', 'unknown', loggerName='xxx'))
+
+        except error.PyAsn1Error:
+            debug.setLogger(0)
+            return
+
+        else:
+            debug.setLogger(0)
+            assert 0, 'unknown debug flag tolerated'
+
+
+
+if __name__ == '__main__':
+    unittest.main()