diff -r 000000000000 -r 6474c204b198 testing/mozbase/mozdevice/tests/sut_pull.py
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/testing/mozbase/mozdevice/tests/sut_pull.py	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,51 @@
+from sut import MockAgent
+import mozdevice
+import mozlog
+import unittest
+import hashlib
+import tempfile
+import os
+
+class PullTest(unittest.TestCase):
+
+    def test_pull_success(self):
+        for count in [ 1, 4, 1024, 2048 ]:
+            cheeseburgers = ""
+            for i in range(count):
+                cheeseburgers += "cheeseburgers"
+
+            # pull file is kind of gross, make sure we can still execute commands after it's done
+            remoteName = "/mnt/sdcard/cheeseburgers"
+            a = MockAgent(self, commands = [("pull %s" % remoteName,
+                                             "%s,%s\n%s" % (remoteName,
+                                                            len(cheeseburgers),
+                                                            cheeseburgers)),
+                                            ("isdir /mnt/sdcard", "TRUE")])
+
+            d = mozdevice.DroidSUT("127.0.0.1", port=a.port,
+                                   logLevel=mozlog.DEBUG)
+            pulledData = d.pullFile("/mnt/sdcard/cheeseburgers")
+            self.assertEqual(pulledData, cheeseburgers)
+            d.dirExists('/mnt/sdcard')
+
+    def test_pull_failure(self):
+
+        # this test simulates only receiving a few bytes of what we expect
+        # to be larger file
+        remoteName = "/mnt/sdcard/cheeseburgers"
+        a = MockAgent(self, commands = [("pull %s" % remoteName,
+                                         "%s,15\n%s" % (remoteName,
+                                                        "cheeseburgh"))])
+        d = mozdevice.DroidSUT("127.0.0.1", port=a.port,
+                               logLevel=mozlog.DEBUG)
+        exceptionThrown = False
+        try:
+            d.pullFile("/mnt/sdcard/cheeseburgers")
+        except mozdevice.DMError:
+            exceptionThrown = True
+        self.assertTrue(exceptionThrown)
+
+if __name__ == '__main__':
+    unittest.main()
+
+