diff --git a/tests/posix_semaphore/Makefile b/tests/posix_semaphore/Makefile
index 619d444f8..125a1d975 100644
--- a/tests/posix_semaphore/Makefile
+++ b/tests/posix_semaphore/Makefile
@@ -9,3 +9,6 @@ USEMODULE += posix_semaphore
 DISABLE_MODULE += auto_init
 
 include $(RIOTBASE)/Makefile.include
+
+test:
+	python tests/01-run.py
diff --git a/tests/posix_semaphore/tests/01-run.py b/tests/posix_semaphore/tests/01-run.py
new file mode 100755
index 000000000..81abdeabf
--- /dev/null
+++ b/tests/posix_semaphore/tests/01-run.py
@@ -0,0 +1,100 @@
+#! /usr/bin/env python
+# -*- coding: utf-8 -*-
+# vim:fenc=utf-8
+#
+# Copyright (C) 2015 Martine Lenders <mlenders@inf.fu-berlin.de>
+#
+# 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 sys
+import pexpect
+
+def init():
+    term = pexpect.spawn("make term", timeout=1.1)
+    term.logfile = sys.stdout
+    return term
+
+def test1(term):
+    term.expect_exact("######################### TEST1:")
+    term.expect_exact("first: sem_init")
+    term.expect_exact("first: thread create")
+    term.expect_exact("first: thread created")
+    term.expect_exact("first: sem_getvalue")
+    term.expect_exact("first: sem_getvalue != 0")
+    term.expect_exact("first: do yield")
+    term.expect_exact("second: sem_trywait")
+    term.expect_exact("second: sem_trywait done with == 0")
+    term.expect_exact("second: wait for post")
+    term.expect_exact("first: done yield")
+    term.expect_exact("first: sem_trywait")
+    term.expect_exact("first: sem_trywait FAILED")
+    term.expect_exact("first: sem_trywait done")
+    term.expect_exact("first: sem_post")
+    term.expect_exact("second: sem_wait failed")
+    term.expect_exact("second: sem was posted")
+    term.expect_exact("second: end")
+    term.expect_exact("first: sem_post done")
+    term.expect_exact("first: sem_destroy")
+    term.expect_exact("first: end")
+
+def test2(term):
+    term.expect_exact("######################### TEST2:")
+    term.expect_exact("first: sem_init")
+    term.expect_exact("first: thread create: 5")
+    term.expect_exact("first: thread created: priority 5 (1/5)")
+    term.expect_exact("first: thread create: 4")
+    term.expect_exact("first: thread created: priority 4 (2/5)")
+    term.expect_exact("first: thread create: 3")
+    term.expect_exact("first: thread created: priority 3 (3/5)")
+    term.expect_exact("first: thread create: 2")
+    term.expect_exact("first: thread created: priority 2 (4/5)")
+    term.expect_exact("first: thread create: 1")
+    term.expect_exact("first: thread created: priority 1 (5/5)")
+    term.expect_exact("------------------------------------------")
+    term.expect_exact("post no. 0")
+    term.expect_exact("Thread 'priority 1' woke up.")
+    term.expect_exact("Back in main thread.")
+    term.expect_exact("post no. 1")
+    term.expect_exact("Thread 'priority 2' woke up.")
+    term.expect_exact("Back in main thread.")
+    term.expect_exact("post no. 2")
+    term.expect_exact("Thread 'priority 3' woke up.")
+    term.expect_exact("Back in main thread.")
+    term.expect_exact("post no. 3")
+    term.expect_exact("Thread 'priority 4' woke up.")
+    term.expect_exact("Back in main thread.")
+    term.expect_exact("post no. 4")
+    term.expect_exact("Thread 'priority 5' woke up.")
+    term.expect_exact("Back in main thread.")
+
+def test3(term):
+    term.expect_exact("######################### TEST3:")
+    term.expect_exact("first: sem_init s1")
+    term.expect_exact("first: sem_init s2")
+    term.expect_exact("first: create thread 1")
+    term.expect_exact("first: create thread 2")
+    term.expect_exact("------------------------------------------")
+    term.expect_exact("post s1")
+    term.expect_exact("Thread 1 woke up after waiting for s1.")
+    term.expect_exact("post s2")
+    term.expect_exact("Thread 2 woke up after waiting for s2.")
+    term.expect_exact("post s2")
+    term.expect_exact("Thread 1 woke up after waiting for s2.")
+    term.expect_exact("post s1")
+    term.expect_exact("Thread 2 woke up after waiting for s1.")
+
+def test4(term):
+    term.expect_exact("######################### TEST4:")
+    term.expect_exact("first: sem_init s1")
+    term.expect_exact("first: wait 1 sec for s1")
+    term.expect(r"first: waited 1\.\d{6} s")
+
+if __name__ == "__main__":
+    TERM = init()
+    test1(TERM)
+    test2(TERM)
+    test3(TERM)
+    test4(TERM)
+    TERM.expect("######################### DONE")