@@ -195,10 +195,11 @@ func TestResumableRequestReaderWithServerDoesntSupportByteRanges(t *testing.T) {

 	}

 	defer resreq.Close()

+	expectedError := "the server doesn't support byte ranges"

 	buf := make([]byte, 2)

 	_, err = resreq.Read(buf)

-	if err == nil || err.Error() != "the server doesn't support byte ranges" {

-		t.Fatalf("Expected an error 'the server doesn't support byte ranges', got %v", err)

+	if err == nil || err.Error() != expectedError {

+		t.Fatalf("Expected an error '%s', got %v", expectedError, err)

 	}

 }