[gnome-software] Add a proxy app update example to the dummy plugin

[Joaquim Manuel Pereira Rocha <jrocha src gnome org>]

commit 5e146f4af40b66e222d02127c5656960cd24819b
Author: Joaquim Rocha <jrocha endlessm com>
Date:   Wed Dec 14 21:23:10 2016 +0100

    Add a proxy app update example to the dummy plugin
    
    Thus dummy proxy app has two updatable related apps. So each one will
    affect 50% of the proxy app's progress.

 src/gs-self-test.c            |    9 +++++-
 src/plugins/gs-plugin-dummy.c |   61 ++++++++++++++++++++++++++++++++++++-----
 2 files changed, 62 insertions(+), 8 deletions(-)
---
diff --git a/src/gs-self-test.c b/src/gs-self-test.c
index fbc7af9..f667db3 100644
--- a/src/gs-self-test.c
+++ b/src/gs-self-test.c
@@ -580,7 +580,7 @@ gs_plugin_loader_updates_func (GsPluginLoader *plugin_loader)
        g_assert (list != NULL);
 
        /* make sure there are two entries */
-       g_assert_cmpint (gs_app_list_length (list), ==, 2);
+       g_assert_cmpint (gs_app_list_length (list), ==, 3);
        app = gs_app_list_index (list, 0);
        g_assert_cmpstr (gs_app_get_id (app), ==, "chiron.desktop");
        g_assert_cmpint (gs_app_get_kind (app), ==, AS_APP_KIND_DESKTOP);
@@ -596,6 +596,13 @@ gs_plugin_loader_updates_func (GsPluginLoader *plugin_loader)
        g_assert_cmpint (gs_app_get_kind (app), ==, AS_APP_KIND_OS_UPDATE);
        g_assert_cmpint (gs_app_get_state (app), ==, AS_APP_STATE_UPDATABLE);
        g_assert_cmpint (gs_app_get_related(app)->len, ==, 2);
+
+       /* get the virtual non-apps OS update */
+       app = gs_app_list_index (list, 2);
+       g_assert_cmpstr (gs_app_get_id (app), ==, "proxy.desktop");
+       g_assert (gs_app_has_quirk (app, AS_APP_QUIRK_IS_PROXY));
+       g_assert_cmpint (gs_app_get_state (app), ==, AS_APP_STATE_UPDATABLE_LIVE);
+       g_assert_cmpint (gs_app_get_related(app)->len, ==, 2);
 }
 
 static void
diff --git a/src/plugins/gs-plugin-dummy.c b/src/plugins/gs-plugin-dummy.c
index 80cf496..f4a4686 100644
--- a/src/plugins/gs-plugin-dummy.c
+++ b/src/plugins/gs-plugin-dummy.c
@@ -230,6 +230,7 @@ gs_plugin_add_updates (GsPlugin *plugin,
                       GError **error)
 {
        GsApp *app;
+       GsApp *proxy;
        g_autoptr(AsIcon) ic = NULL;
 
        /* update UI as this might take some time */
@@ -285,6 +286,40 @@ gs_plugin_add_updates (GsPlugin *plugin,
        gs_app_list_add (list, app);
        g_object_unref (app);
 
+       /* add a proxy app update */
+       proxy = gs_app_new ("proxy.desktop");
+       gs_app_set_name (proxy, GS_APP_QUALITY_NORMAL, "Proxy");
+       gs_app_set_summary (proxy, GS_APP_QUALITY_NORMAL, "A proxy app");
+       gs_app_set_update_details (proxy, "Update all related apps.");
+       gs_app_set_update_urgency (proxy, AS_URGENCY_KIND_HIGH);
+       gs_app_add_icon (proxy, ic);
+       gs_app_set_kind (proxy, AS_APP_KIND_DESKTOP);
+       gs_app_add_quirk (proxy, AS_APP_QUIRK_IS_PROXY);
+       gs_app_set_state (proxy, AS_APP_STATE_UPDATABLE_LIVE);
+       gs_app_set_management_plugin (proxy, gs_plugin_get_name (plugin));
+       gs_app_list_add (list, proxy);
+       g_object_unref (proxy);
+
+       /* add a proxy related app */
+       app = gs_app_new ("proxy-related-app.desktop");
+       gs_app_set_name (app, GS_APP_QUALITY_NORMAL, "Related app");
+       gs_app_set_summary (app, GS_APP_QUALITY_NORMAL, "A related app");
+       gs_app_set_kind (app, AS_APP_KIND_DESKTOP);
+       gs_app_set_state (app, AS_APP_STATE_UPDATABLE_LIVE);
+       gs_app_set_management_plugin (app, gs_plugin_get_name (plugin));
+       gs_app_add_related (proxy, app);
+       g_object_unref (app);
+
+       /* add another proxy related app */
+       app = gs_app_new ("proxy-another-related-app.desktop");
+       gs_app_set_name (app, GS_APP_QUALITY_NORMAL, "Another Related app");
+       gs_app_set_summary (app, GS_APP_QUALITY_NORMAL, "A related app");
+       gs_app_set_kind (app, AS_APP_KIND_DESKTOP);
+       gs_app_set_state (app, AS_APP_STATE_UPDATABLE_LIVE);
+       gs_app_set_management_plugin (app, gs_plugin_get_name (plugin));
+       gs_app_add_related (proxy, app);
+       g_object_unref (app);
+
        return TRUE;
 }
 
@@ -406,13 +441,25 @@ gs_plugin_update_app (GsPlugin *plugin,
                       gs_plugin_get_name (plugin)) != 0)
                return TRUE;
 
-       /* always fail */
-       g_set_error_literal (error,
-                            GS_PLUGIN_ERROR,
-                            GS_PLUGIN_ERROR_DOWNLOAD_FAILED,
-                            "no network connection is available");
-       gs_utils_error_add_unique_id (error, priv->cached_origin);
-       return FALSE;
+       if (!g_str_has_prefix (gs_app_get_id (app), "proxy")) {
+               /* always fail */
+               g_set_error_literal (error,
+                                    GS_PLUGIN_ERROR,
+                                    GS_PLUGIN_ERROR_DOWNLOAD_FAILED,
+                                    "no network connection is available");
+               gs_utils_error_add_unique_id (error, priv->cached_origin);
+               return FALSE;
+       }
+
+       /* simulate an update for 4 seconds */
+       gs_app_set_state (app, AS_APP_STATE_INSTALLING);
+       for (guint i = 1; i <= 4; ++i) {
+               gs_app_set_progress (app, 25 * i);
+               sleep (1);
+       }
+       gs_app_set_state (app, AS_APP_STATE_INSTALLED);
+
+       return TRUE;
 }
 
 gboolean