[gnome-software] trivial: Allow setting the AsStore icon root in self tests

[Richard Hughes <rhughes src gnome org>]

commit ca7b06e939b130e776a6a529242b7274a0166f46
Author: Richard Hughes <richard hughsie com>
Date:   Tue May 17 12:02:22 2016 +0100

    trivial: Allow setting the AsStore icon root in self tests

 src/plugins/gs-plugin-appstream.c |   13 ++++++++-----
 1 files changed, 8 insertions(+), 5 deletions(-)
---
diff --git a/src/plugins/gs-plugin-appstream.c b/src/plugins/gs-plugin-appstream.c
index 1938490..c8241c8 100644
--- a/src/plugins/gs-plugin-appstream.c
+++ b/src/plugins/gs-plugin-appstream.c
@@ -148,7 +148,8 @@ gs_plugin_setup (GsPlugin *plugin, GCancellable *cancellable, GError **error)
        GPtrArray *items;
        gboolean ret;
        const gchar *origin;
-       const gchar *tmp;
+       const gchar *test_xml;
+       const gchar *test_icon_root;
        guint *perc;
        guint i;
        g_autoptr(GHashTable) origins = NULL;
@@ -160,10 +161,12 @@ gs_plugin_setup (GsPlugin *plugin, GCancellable *cancellable, GError **error)
        }
 
        /* only when in self test */
-       tmp = g_getenv ("GS_SELF_TEST_APPSTREAM_XML");
-       if (tmp != NULL) {
-               g_debug ("using self test data of %s", tmp);
-               if (!as_store_from_xml (priv->store, tmp, NULL, error))
+       test_xml = g_getenv ("GS_SELF_TEST_APPSTREAM_XML");
+       if (test_xml != NULL) {
+               test_icon_root = g_getenv ("GS_SELF_TEST_APPSTREAM_ICON_ROOT");
+               g_debug ("using self test data of %s... with icon root %s",
+                        test_xml, test_icon_root);
+               if (!as_store_from_xml (priv->store, test_xml, test_icon_root, error))
                        return FALSE;
        } else {
                ret = as_store_load (priv->store,