diff -r 000000000000 -r 6474c204b198 python/Makefile.in
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/python/Makefile.in	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,17 @@
+# 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/.
+
+test_dirs := \
+  mach/mach/test \
+  mozbuild/mozbuild/test \
+  mozbuild/mozbuild/test/action \
+  mozbuild/mozbuild/test/backend \
+  mozbuild/mozbuild/test/controller \
+  mozbuild/mozbuild/test/compilation \
+  mozbuild/mozbuild/test/frontend \
+  mozbuild/mozpack/test \
+  mozbuild/dumbmake/test \
+  $(NULL)
+
+PYTHON_UNIT_TESTS := $(foreach dir,$(test_dirs),$(wildcard $(srcdir)/$(dir)/*.py))