diff --git a/tests/test_stanza_xep_0300.py b/tests/test_stanza_xep_0300.py
new file mode 100644
index 00000000..5ffd8e3b
--- /dev/null
+++ b/tests/test_stanza_xep_0300.py
@@ -0,0 +1,57 @@
+"""
+    Slixmpp: The Slick XMPP Library
+    Copyright (C) 2017 Emmanuel Gil Peyrot
+    This file is part of Slixmpp.
+
+    See the file LICENSE for copying permission.
+"""
+
+import unittest
+from slixmpp import Iq
+from slixmpp.test import SlixTest
+from slixmpp.plugins.xep_0300 import Hash
+from slixmpp.xmlstream import register_stanza_plugin
+
+
+class TestHash(SlixTest):
+
+    def setUp(self):
+        register_stanza_plugin(Iq, Hash)
+
+    def testSimpleElement(self):
+        """Test that the element is created correctly."""
+        iq = Iq()
+        iq['type'] = 'set'
+        iq['hash']['algo'] = 'sha-256'
+        iq['hash']['value'] = 'EQgS9n+h4fARf289cCQcGkKnsHcRqTwkd8xRbZBC+ds='
+
+        self.check(iq, """
+          <iq type="set">
+            <hash xmlns="urn:xmpp:hashes:2" algo="sha-256">EQgS9n+h4fARf289cCQcGkKnsHcRqTwkd8xRbZBC+ds=</hash>
+          </iq>
+        """)
+
+    def testInvalidAlgo(self):
+        """Test that invalid algos raise an exception."""
+        iq = Iq()
+        iq['type'] = 'set'
+        try:
+            iq['hash']['algo'] = 'coucou'
+        except ValueError:
+            pass
+        else:
+            raise self.failureException
+
+    #def testDisabledAlgo(self):
+    #    """Test that disabled algos aren’t used."""
+    #    iq = Iq()
+    #    iq['type'] = 'set'
+    #    try:
+    #        iq['hash']['algo'] = 'sha-1'
+    #    except ValueError:
+    #        pass
+    #    else:
+    #        raise self.failureException
+
+
+suite = unittest.TestLoader().loadTestsFromTestCase(TestHash)