1 files changed, 46 insertions, 0 deletions
diff --git a/testing/mozbase/mozfile/tests/test_tempdir.py b/testing/mozbase/mozfile/tests/test_tempdir.py
new file mode 100644
index 0000000000..755e3173d5
--- /dev/null
+++ b/testing/mozbase/mozfile/tests/test_tempdir.py
@@ -0,0 +1,46 @@
+#!/usr/bin/env python
+
+# 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/.
+
+"""
+tests for mozfile.TemporaryDirectory
+"""
+
+from __future__ import absolute_import
+
+from mozfile import TemporaryDirectory
+import os
+import unittest
+
+import mozunit
+
+
+class TestTemporaryDirectory(unittest.TestCase):
+    def test_removed(self):
+        """ensure that a TemporaryDirectory gets removed"""
+        path = None
+        with TemporaryDirectory() as tmp:
+            path = tmp
+            self.assertTrue(os.path.isdir(tmp))
+            tmpfile = os.path.join(tmp, "a_temp_file")
+            open(tmpfile, "w").write("data")
+            self.assertTrue(os.path.isfile(tmpfile))
+        self.assertFalse(os.path.isdir(path))
+        self.assertFalse(os.path.exists(path))
+
+    def test_exception(self):
+        """ensure that TemporaryDirectory handles exceptions"""
+        path = None
+        with self.assertRaises(Exception):
+            with TemporaryDirectory() as tmp:
+                path = tmp
+                self.assertTrue(os.path.isdir(tmp))
+                raise Exception("oops")
+        self.assertFalse(os.path.isdir(path))
+        self.assertFalse(os.path.exists(path))
+
+
+if __name__ == "__main__":
+    mozunit.main()