diff -r 000000000000 -r 6474c204b198 addon-sdk/source/python-lib/cuddlefish/tests/__init__.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/addon-sdk/source/python-lib/cuddlefish/tests/__init__.py	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,52 @@
+# This Source Code Form is subject to the terms of the Mozilla Public
+# License, v. 2.0. If a copy of the MPL was not distributed with this
+# file, You can obtain one at http://mozilla.org/MPL/2.0/.
+
+import os
+import unittest
+import doctest
+import glob
+
+env_root = os.environ['CUDDLEFISH_ROOT']
+
+def get_tests():
+    import cuddlefish
+    import cuddlefish.tests
+
+    tests = []
+    packages = [cuddlefish, cuddlefish.tests]
+    for package in packages:
+        path = os.path.abspath(package.__path__[0])
+        pynames = glob.glob(os.path.join(path, '*.py'))
+        for filename in pynames:
+            basename = os.path.basename(filename)
+            module_name = os.path.splitext(basename)[0]
+            full_name = "%s.%s" % (package.__name__, module_name)
+            module = __import__(full_name, fromlist=[package.__name__])
+
+            loader = unittest.TestLoader()
+            suite = loader.loadTestsFromModule(module)
+            for test in suite:
+                tests.append(test)
+
+            finder = doctest.DocTestFinder()
+            doctests = finder.find(module)
+            for test in doctests:
+                if len(test.examples) > 0:
+                    tests.append(doctest.DocTestCase(test))
+
+    return tests
+
+def run(verbose=False):
+    if verbose:
+        verbosity = 2
+    else:
+        verbosity = 1
+
+    tests = get_tests()
+    suite = unittest.TestSuite(tests)
+    runner = unittest.TextTestRunner(verbosity=verbosity)
+    return runner.run(suite)
+
+if __name__ == '__main__':
+    run()