[gom] tests: Ensure the error is related to the UNIQUE constraint

[Mathieu Bridon <mbridon src gnome org>]

commit 29f7df636f9d3df3babc66cf3c7a4040f7ceaf90
Author: Mathieu Bridon <bochecha fedoraproject org>
Date:   Fri May 9 18:33:10 2014 +0800

    tests: Ensure the error is related to the UNIQUE constraint

 tests/test-gom-constraints.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)
---
diff --git a/tests/test-gom-constraints.c b/tests/test-gom-constraints.c
index 9bfb8f6..bd9b763 100644
--- a/tests/test-gom-constraints.c
+++ b/tests/test-gom-constraints.c
@@ -224,6 +224,8 @@ test_unique (void)
                        NULL);
   gom_resource_save_sync(GOM_RESOURCE(item), &error);
   g_assert_error(error, GOM_ERROR, GOM_ERROR_COMMAND_SQLITE);
+  g_assert_true (g_str_match_string ("UNIQUE", error->message, FALSE));
+  g_assert_true (g_str_match_string ("items.email", error->message, FALSE));
   g_object_unref(item);
   g_clear_error(&error);