[evolution/wip/webkit2] test-html-editor-units-utils.h: Added API to change GSettings

[Milan Crha <mcrha src gnome org>]

commit c64d6abb0281d01099f69f3f6868374aff972073
Author: Milan Crha <mcrha redhat com>
Date:   Mon Aug 1 19:18:11 2016 +0200

    test-html-editor-units-utils.h: Added API to change GSettings
    
    ...and automatically restore previous values on each test end.

 e-util/test-html-editor-units-utils.c |   95 ++++++++++++++++++++++++++++----
 e-util/test-html-editor-units-utils.h |   28 +++++++++-
 2 files changed, 110 insertions(+), 13 deletions(-)
---
diff --git a/e-util/test-html-editor-units-utils.c b/e-util/test-html-editor-units-utils.c
index 46f5736..d973b41 100644
--- a/e-util/test-html-editor-units-utils.c
+++ b/e-util/test-html-editor-units-utils.c
@@ -138,7 +138,6 @@ test_utils_html_editor_created_cb (GObject *source_object,
        CreateData *create_data = user_data;
        TestFixture *fixture;
        EContentEditor *cnt_editor;
-       GSettings *settings;
        GtkWidget *html_editor;
        GError *error = NULL;
 
@@ -153,10 +152,7 @@ test_utils_html_editor_created_cb (GObject *source_object,
                return;
        }
 
-       settings = e_util_ref_settings ("org.gnome.evolution.mail");
-
        fixture->editor = E_HTML_EDITOR (html_editor);
-       fixture->prompt_on_composer_mode_switch = g_settings_get_boolean (settings, 
"prompt-on-composer-mode-switch");
 
        g_object_set (G_OBJECT (fixture->editor),
                "halign", GTK_ALIGN_FILL,
@@ -168,9 +164,8 @@ test_utils_html_editor_created_cb (GObject *source_object,
        gtk_container_add (GTK_CONTAINER (fixture->window), GTK_WIDGET (fixture->editor));
 
        /* Make sure this is off */
-       g_settings_set_boolean (settings, "prompt-on-composer-mode-switch", FALSE);
-
-       g_clear_object (&settings);
+       test_utils_fixture_change_setting_boolean (fixture,
+               "org.gnome.evolution.mail", "prompt-on-composer-mode-switch", FALSE);
 
        cnt_editor = e_html_editor_get_content_editor (fixture->editor);
        g_object_set (G_OBJECT (cnt_editor),
@@ -207,23 +202,99 @@ test_utils_fixture_set_up (TestFixture *fixture,
        test_utils_async_call_wait (create_data.async_data, 5);
 }
 
+static void
+free_old_settings (gpointer ptr)
+{
+       TestSettings *data = ptr;
+
+       if (data) {
+               GSettings *settings;
+
+               settings = e_util_ref_settings (data->schema);
+               g_settings_set_value (settings, data->key, data->old_value);
+               g_clear_object (&settings);
+
+               g_variant_unref (data->old_value);
+               g_free (data->schema);
+               g_free (data->key);
+               g_free (data);
+       }
+}
+
 void
 test_utils_fixture_tear_down (TestFixture *fixture,
                              gconstpointer user_data)
 {
-       GSettings *settings;
-
        gtk_widget_destroy (GTK_WIDGET (fixture->window));
        fixture->editor = NULL;
 
-       settings = e_util_ref_settings ("org.gnome.evolution.mail");
-       g_settings_set_boolean (settings, "prompt-on-composer-mode-switch", 
fixture->prompt_on_composer_mode_switch);
-       g_clear_object (&settings);
+       g_slist_free_full (fixture->settings, free_old_settings);
+       fixture->settings = NULL;
 
        g_slist_free_full (fixture->undo_stack, undo_content_free);
        fixture->undo_stack = NULL;
 }
 
+void
+test_utils_fixture_change_setting (TestFixture *fixture,
+                                  const gchar *schema,
+                                  const gchar *key,
+                                  GVariant *value)
+{
+       TestSettings *data;
+       GSettings *settings;
+
+       g_return_if_fail (fixture != NULL);
+       g_return_if_fail (schema != NULL);
+       g_return_if_fail (key != NULL);
+       g_return_if_fail (value != NULL);
+
+       g_variant_ref_sink (value);
+
+       settings = e_util_ref_settings (schema);
+
+       data = g_new0 (TestSettings, 1);
+       data->schema = g_strdup (schema);
+       data->key = g_strdup (key);
+       data->old_value = g_variant_ref_sink (g_settings_get_value (settings, key));
+
+       /* Use prepend, thus the restore comes in the opposite order, thus a change
+          of the same key is not a problem. */
+       fixture->settings = g_slist_prepend (fixture->settings, data);
+
+       g_settings_set_value (settings, key, value);
+
+       g_clear_object (&settings);
+       g_variant_unref (value);
+}
+
+void
+test_utils_fixture_change_setting_boolean (TestFixture *fixture,
+                                          const gchar *schema,
+                                          const gchar *key,
+                                          gboolean value)
+{
+       test_utils_fixture_change_setting (fixture, schema, key, g_variant_new_boolean (value));
+}
+
+void
+test_utils_fixture_change_setting_int32 (TestFixture *fixture,
+                                        const gchar *schema,
+                                        const gchar *key,
+                                        gint value)
+{
+       test_utils_fixture_change_setting (fixture, schema, key, g_variant_new_int32 (value));
+}
+
+void
+test_utils_fixture_change_setting_string (TestFixture *fixture,
+                                         const gchar *schema,
+                                         const gchar *key,
+                                         const gchar *value)
+{
+       test_utils_fixture_change_setting (fixture, schema, key, g_variant_new_string (value));
+}
+
 static void
 test_utils_flush_main_context (void)
 {
diff --git a/e-util/test-html-editor-units-utils.h b/e-util/test-html-editor-units-utils.h
index 3baaeb1..71d0679 100644
--- a/e-util/test-html-editor-units-utils.h
+++ b/e-util/test-html-editor-units-utils.h
@@ -20,10 +20,16 @@
 #include <glib.h>
 #include <e-util/e-util.h>
 
+typedef struct _TestSettings {
+       gchar *schema;
+       gchar *key;
+       GVariant *old_value;
+} TestSettings;
+
 typedef struct _TestFixture {
        GtkWidget *window;
        EHTMLEditor *editor;
-       gboolean prompt_on_composer_mode_switch;
+       GSList *settings; /* TestSettings * */
 
        GSList *undo_stack; /* UndoContent * */
 } TestFixture;
@@ -36,6 +42,26 @@ void         test_utils_fixture_set_up       (TestFixture *fixture,
                                                 gconstpointer user_data);
 void           test_utils_fixture_tear_down    (TestFixture *fixture,
                                                 gconstpointer user_data);
+void           test_utils_fixture_change_setting
+                                               (TestFixture *fixture,
+                                                const gchar *schema,
+                                                const gchar *key,
+                                                GVariant *value);
+void           test_utils_fixture_change_setting_boolean
+                                               (TestFixture *fixture,
+                                                const gchar *schema,
+                                                const gchar *key,
+                                                gboolean value);
+void           test_utils_fixture_change_setting_int32
+                                               (TestFixture *fixture,
+                                                const gchar *schema,
+                                                const gchar *key,
+                                                gint value);
+void           test_utils_fixture_change_setting_string
+                                               (TestFixture *fixture,
+                                                const gchar *schema,
+                                                const gchar *key,
+                                                const gchar *value);
 gpointer       test_utils_async_call_prepare   (void);
 gboolean       test_utils_async_call_wait      (gpointer async_data,
                                                 guint timeout_seconds);