--- a/test/test_util.py	Fri Jul 09 10:20:49 2010 +0000
+++ b/test/test_util.py	Fri Jul 09 12:42:42 2010 +0000
@@ -12,7 +12,7 @@
 
 from filesupport import FileTestMixin
 
-from treepkg.util import replace_in_file, listdir_abs
+from treepkg.util import replace_in_file, listdir_abs, md5sum
 
 
 class TestReplaceInFile(unittest.TestCase, FileTestMixin):
@@ -72,3 +72,13 @@
         self.assertEquals(sorted(listdir_abs(directory, '*.dsc')),
                           [os.path.join(directory, "foo.dsc")])
 
+class TestMd5sum(unittest.TestCase, FileTestMixin):
+
+    content = "this is a test content"
+
+    def setUp(self):
+        self.testfile = self.create_temp_file("testmd5.txt", self.content)
+
+    def test_md5sum(self):
+        sum = md5sum(self.testfile)
+        self.assertEquals("a12511153555c1f0f0a1eda200733a3f", sum)