Fixed two of the failing tests mentioned in issue 9

test/gtest_xml_outfiles_test.py

@@ -100,9 +100,10 @@ class GTestXMLOutFilesTest(gtest_xml_test_utils.GTestXMLTestCase):
   def _TestOutFile(self, test_name, expected_xml):
     gtest_prog_path = os.path.join(gtest_test_utils.GetBuildDir(),
                                    test_name)
-    command = "cd %s && %s --gtest_output=xml:%s &> /dev/null" % (
-        tempfile.mkdtemp(), gtest_prog_path, self.output_dir_)
-    status = os.system(command)
+    command = "%s --gtest_output=xml:%s" % (gtest_prog_path, self.output_dir_)
+    status = gtest_test_utils.RunCommandSuppressOutput(
+        command,
+        working_dir=tempfile.mkdtemp())
     self.assertEquals(0, gtest_test_utils.GetExitStatus(status))
 
     # TODO(wan@google.com): libtool causes the built test binary to be