[gnome-software] Add a self test that checks that all the sub-categories have applications

[Richard Hughes <rhughes src gnome org>]

commit 7bfb877d7662a9d27c39f9654388d5b2c219bbb1
Author: Richard Hughes <richard hughsie com>
Date:   Mon Sep 2 14:56:21 2013 +0100

    Add a self test that checks that all the sub-categories have applications

 src/gs-self-test.c |   76 +++++++++++++++++++++++++++++++++++++++++++++++++++-
 1 files changed, 75 insertions(+), 1 deletions(-)
---
diff --git a/src/gs-self-test.c b/src/gs-self-test.c
index 75c674b..e36cbe1 100644
--- a/src/gs-self-test.c
+++ b/src/gs-self-test.c
@@ -212,10 +212,83 @@ gs_plugin_loader_func (void)
        g_object_unref (loader);
 }
 
+static void
+gs_plugin_loader_empty_func (void)
+{
+       gboolean ret;
+       GError *error = NULL;
+       GList *apps;
+       GList *l;
+       GList *l2;
+       GList *list;
+       GList *subcats;
+       GsCategory *category;
+       GsCategory *sub;
+       GsPluginLoader *loader;
+       guint empty_subcats_cnt = 0;
+
+       /* load the plugins */
+       loader = gs_plugin_loader_new ();
+       gs_plugin_loader_set_location (loader, "./plugins/.libs");
+       ret = gs_plugin_loader_setup (loader, &error);
+       g_assert_no_error (error);
+       g_assert (ret);
+
+       ret = gs_plugin_loader_set_enabled (loader, "hardcoded-menu-spec", TRUE);
+       g_assert (ret);
+       ret = gs_plugin_loader_set_enabled (loader, "appstream", TRUE);
+       g_assert (ret);
+       ret = gs_plugin_loader_set_enabled (loader, "self-test", TRUE);
+       g_assert (ret);
+
+       /* get the list of categories */
+       list = gs_plugin_loader_get_categories (loader, NULL, &error);
+       g_assert_no_error (error);
+       g_assert (list != NULL);
+
+       /* find how many packages each sub category has */
+       for (l = list; l != NULL; l = l->next) {
+               category = GS_CATEGORY (l->data);
+               subcats = gs_category_get_subcategories (category);
+               if (subcats == NULL)
+                       continue;
+               for (l2 = subcats; l2 != NULL; l2 = l2->next) {
+                       sub = GS_CATEGORY (l2->data);
+
+                       /* ignore general */
+                       if (gs_category_get_id (sub) == NULL)
+                               continue;
+
+                       /* find subcaegories that have no applications */
+                       apps = gs_plugin_loader_get_category_apps (loader,
+                                                                  sub,
+                                                                  NULL,
+                                                                  &error);
+                       if (apps == NULL) {
+                               g_debug ("NOAPPS:\t%s/%s",
+                                        gs_category_get_id (category),
+                                        gs_category_get_id (sub));
+                               g_clear_error (&error);
+                               empty_subcats_cnt++;
+                               //g_warning ("MOO");
+                       } else {
+                               g_debug ("APPS[%i]:\t%s/%s",
+                                        g_list_length (apps),
+                                        gs_category_get_id (category),
+                                        gs_category_get_id (sub));
+                       }
+                       g_list_free_full (apps, (GDestroyNotify) g_object_unref);
+               }
+       }
+       g_assert_cmpint (empty_subcats_cnt, ==, 0);
+
+       g_list_free_full (list, (GDestroyNotify) g_object_unref);
+       g_object_unref (loader);
+}
+
 int
 main (int argc, char **argv)
 {
-       g_type_init ();
        gtk_init (&argc, &argv);
        g_test_init (&argc, &argv, NULL);
 
@@ -224,6 +297,7 @@ main (int argc, char **argv)
 
        /* tests go here */
        g_test_add_func ("/gnome-software/app", gs_app_func);
+       g_test_add_func ("/gnome-software/plugin-loader{empty}", gs_plugin_loader_empty_func);
        g_test_add_func ("/gnome-software/plugin-loader{dedupe}", gs_plugin_loader_dedupe_func);
        g_test_add_func ("/gnome-software/plugin-loader", gs_plugin_loader_func);