// passed on, the hanging adb subprocess will hold them open and
	// go test will hang forever.
	//
	// Avoid that by wrapping stderr, breaking the short circuit and
	// forcing cmd.Run to use another pipe and goroutine to pass
	// along stderr from adb.
	cmd.Stderr = struct{ io.Writer }{os.Stderr}
	err := cmd.Run()

	// Before we process err, flush any further output and get the exit code.

	if err != nil {
		t.Fatalf("Invalid UploadID: <ERROR> %s", err)
	}

	// Testing the response for Invalid AccessID.
	// Forcing the signature check to fail.
	rec = httptest.NewRecorder()
	// construct HTTP request for NewMultipart upload.
	// Setting an invalid accessID.