tests/xtimer_now64_continuity: added pexpect script

tests/xtimer_now64_continuity/Makefile

@@ -5,3 +5,6 @@ USEMODULE += fmt
 USEMODULE += xtimer
 
 include $(RIOTBASE)/Makefile.include
+
+test:
+	tests/01-run.py

tests/xtimer_now64_continuity/tests/01-run.py

@@ -0,0 +1,21 @@
+#!/usr/bin/env python3
+
+# Copyright (C) 2017 Freie Universität Berlin
+#
+# This file is subject to the terms and conditions of the GNU Lesser
+# General Public License v2.1. See the file LICENSE in the top level
+# directory for more details.
+
+import os
+import sys
+
+sys.path.append(os.path.join(os.environ['RIOTBASE'], 'dist/tools/testrunner'))
+import testrunner
+
+def testfunc(child):
+    child.expect_exact("[START]")
+    child.expect(u"\[RESULTS\] min=\d+, avg=\d+, max=\d+")
+    child.expect_exact("[SUCCESS]")
+
+if __name__ == "__main__":
+    sys.exit(testrunner.run(testfunc))