diff -r 000000000000 -r 6474c204b198 testing/mozbase/test.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/testing/mozbase/test.py	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,96 @@
+#!/usr/bin/env python
+
+# 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/.
+
+"""
+run mozbase tests from a manifest,
+by default https://github.com/mozilla/mozbase/blob/master/test-manifest.ini
+"""
+
+import copy
+import imp
+import manifestparser
+import mozinfo
+import optparse
+import os
+import sys
+import unittest
+
+from moztest.results import TestResultCollection
+
+
+here = os.path.dirname(os.path.abspath(__file__))
+
+def unittests(path):
+    """return the unittests in a .py file"""
+
+    path = os.path.abspath(path)
+    unittests = []
+    assert os.path.exists(path)
+    directory = os.path.dirname(path)
+    sys.path.insert(0, directory) # insert directory into path for top-level imports
+    modname = os.path.splitext(os.path.basename(path))[0]
+    module = imp.load_source(modname, path)
+    sys.path.pop(0) # remove directory from global path
+    loader = unittest.TestLoader()
+    suite = loader.loadTestsFromModule(module)
+    for test in suite:
+        unittests.append(test)
+    return unittests
+
+def main(args=sys.argv[1:]):
+
+    # parse command line options
+    usage = '%prog [options] manifest.ini <manifest.ini> <...>'
+    parser = optparse.OptionParser(usage=usage, description=__doc__)
+    parser.add_option('-b', "--binary",
+                  dest="binary", help="Binary path",
+                  metavar=None, default=None)
+    parser.add_option('--list', dest='list_tests',
+                      action='store_true', default=False,
+                      help="list paths of tests to be run")
+    options, args = parser.parse_args(args)
+
+    # read the manifest
+    if args:
+        manifests = args
+    else:
+        manifests = [os.path.join(here, 'test-manifest.ini')]
+    missing = []
+    for manifest in manifests:
+        # ensure manifests exist
+        if not os.path.exists(manifest):
+            missing.append(manifest)
+    assert not missing, 'manifest(s) not found: %s' % ', '.join(missing)
+    manifest = manifestparser.TestManifest(manifests=manifests)
+
+    if options.binary:
+        # A specified binary should override the environment variable
+        os.environ['BROWSER_PATH'] = options.binary
+
+    # gather the tests
+    tests = manifest.active_tests(disabled=False, **mozinfo.info)
+    tests = [test['path'] for test in tests]
+    if options.list_tests:
+        # print test paths
+        print '\n'.join(tests)
+        sys.exit(0)
+
+    # create unittests
+    unittestlist = []
+    for test in tests:
+        unittestlist.extend(unittests(test))
+
+    # run the tests
+    suite = unittest.TestSuite(unittestlist)
+    runner = unittest.TextTestRunner(verbosity=2) # default=1 does not show success of unittests
+    unittest_results = runner.run(suite)
+    results = TestResultCollection.from_unittest_results(None, unittest_results)
+
+    # exit according to results
+    sys.exit(1 if results.num_failures else 0)
+
+if __name__ == '__main__':
+    main()