[gtk+] Add GtkRevealer sizing tests

[Timm Bäder <baedert src gnome org>]

commit 1c544e4237eaf67657260f49aec0bf2118e69767
Author: Timm Bäder <mail baedert org>
Date:   Thu Mar 3 13:04:58 2016 +0100

    Add GtkRevealer sizing tests
    
    https://bugzilla.gnome.org/show_bug.cgi?id=762996

 testsuite/gtk/Makefile.am     |    1 +
 testsuite/gtk/revealer-size.c |  153 +++++++++++++++++++++++++++++++++++++++++
 2 files changed, 154 insertions(+), 0 deletions(-)
---
diff --git a/testsuite/gtk/Makefile.am b/testsuite/gtk/Makefile.am
index b6a7450..5fc1cf1 100644
--- a/testsuite/gtk/Makefile.am
+++ b/testsuite/gtk/Makefile.am
@@ -73,6 +73,7 @@ TEST_PROGS +=                         \
        typename                \
        window                  \
        displayclose            \
+       revealer-size \
        $(NULL)
 
 if OS_UNIX
diff --git a/testsuite/gtk/revealer-size.c b/testsuite/gtk/revealer-size.c
new file mode 100644
index 0000000..6c7cffc
--- /dev/null
+++ b/testsuite/gtk/revealer-size.c
@@ -0,0 +1,153 @@
+#include <gtk/gtk.h>
+
+const int KEEP_HEIGHT = 1 << 0;
+const int KEEP_WIDTH  = 1 << 1;
+
+static void
+keep_size (int      direction,
+           guint    transition_type,
+           gboolean animations)
+{
+  gboolean animations_before;
+  int min_height, min_width;
+  int min_child_width, min_child_height;
+  GtkRevealer *revealer = gtk_revealer_new ();
+  GtkWidget   *child    = gtk_button_new_with_label ("Some Text!");
+  GtkSettings *settings = gtk_settings_get_default ();
+
+  g_object_get (settings, "gtk-enable-animations", &animations_before, NULL);
+  g_object_set (settings, "gtk-enable-animations", animations, NULL);
+
+  gtk_container_add (GTK_CONTAINER (revealer), child);
+  gtk_widget_show_all (GTK_WIDGET (revealer));
+
+  gtk_revealer_set_transition_type (revealer, transition_type);
+
+  gtk_revealer_set_reveal_child (revealer, TRUE);
+
+  gtk_widget_get_preferred_width (GTK_WIDGET (child), &min_child_width, NULL);
+  gtk_widget_get_preferred_height (GTK_WIDGET (child), &min_child_height, NULL);
+
+  gtk_widget_get_preferred_width (GTK_WIDGET (revealer), &min_width, NULL);
+  gtk_widget_get_preferred_height (GTK_WIDGET (revealer), &min_height, NULL);
+
+  g_assert_cmpint (min_width, ==, min_child_width);
+  g_assert_cmpint (min_height, ==, min_child_height);
+
+
+  gtk_revealer_set_reveal_child (revealer, FALSE);
+  gtk_widget_get_preferred_width (GTK_WIDGET (revealer), &min_width, NULL);
+  gtk_widget_get_preferred_height (GTK_WIDGET (revealer), &min_height, NULL);
+
+  if (direction & KEEP_WIDTH)
+    g_assert_cmpint (min_width, ==, min_child_width);
+  else
+    g_assert_cmpint (min_width, ==, 0);
+
+  if (direction & KEEP_HEIGHT)
+    g_assert_cmpint (min_height, ==, min_child_height);
+  else
+    g_assert_cmpint (min_height, ==, 0);
+
+  g_object_set (settings, "gtk-enable-animations", animations_before, NULL);
+}
+
+
+static void
+slide_right_animations ()
+{
+  keep_size (KEEP_HEIGHT, GTK_REVEALER_TRANSITION_TYPE_SLIDE_RIGHT, TRUE);
+}
+
+static void
+slide_right_no_animations ()
+{
+  keep_size (KEEP_HEIGHT, GTK_REVEALER_TRANSITION_TYPE_SLIDE_RIGHT, FALSE);
+}
+
+static void
+slide_left_animations ()
+{
+  keep_size (KEEP_HEIGHT, GTK_REVEALER_TRANSITION_TYPE_SLIDE_LEFT, TRUE);
+}
+
+static void
+slide_left_no_animations ()
+{
+  keep_size (KEEP_HEIGHT, GTK_REVEALER_TRANSITION_TYPE_SLIDE_LEFT, FALSE);
+}
+
+static void
+none_animations ()
+{
+  keep_size (0, GTK_REVEALER_TRANSITION_TYPE_NONE, TRUE);
+}
+
+static void
+none_no_animations ()
+{
+  keep_size (0, GTK_REVEALER_TRANSITION_TYPE_NONE, FALSE);
+}
+
+static void
+crossfade_animations()
+{
+  keep_size (KEEP_WIDTH | KEEP_HEIGHT, GTK_REVEALER_TRANSITION_TYPE_CROSSFADE, TRUE);
+}
+
+static void
+crossfade_no_animations ()
+{
+  keep_size (KEEP_WIDTH | KEEP_HEIGHT, GTK_REVEALER_TRANSITION_TYPE_CROSSFADE, FALSE);
+}
+
+static void
+slide_down_animations ()
+{
+  keep_size (KEEP_WIDTH, GTK_REVEALER_TRANSITION_TYPE_SLIDE_DOWN, TRUE);
+}
+
+static void
+slide_down_no_animations ()
+{
+  keep_size (KEEP_WIDTH, GTK_REVEALER_TRANSITION_TYPE_SLIDE_DOWN, TRUE);
+}
+
+static void
+slide_up_animations ()
+{
+  keep_size (KEEP_WIDTH, GTK_REVEALER_TRANSITION_TYPE_SLIDE_UP, TRUE);
+}
+
+static void
+slide_up_no_animations ()
+{
+  keep_size (KEEP_WIDTH, GTK_REVEALER_TRANSITION_TYPE_SLIDE_UP, TRUE);
+}
+
+int
+main (int argc, char **argv)
+{
+  gtk_init (&argc, &argv);
+  g_test_init (&argc, &argv, NULL);
+
+  g_test_add_func ("/sizing/revealer/slide_right_animations", slide_right_animations);
+  g_test_add_func ("/sizing/revealer/slide_right_no_animations", slide_right_no_animations);
+
+  g_test_add_func ("/sizing/revealer/slide_left_animations", slide_left_animations);
+  g_test_add_func ("/sizing/revealer/slide_left_no_animations", slide_left_no_animations);
+
+  g_test_add_func ("/sizing/revealer/none_animations", none_animations);
+  g_test_add_func ("/sizing/revealer/none_no_animations", none_no_animations);
+
+  g_test_add_func ("/sizing/revealer/crossfade_animations", crossfade_animations);
+  g_test_add_func ("/sizing/revealer/crossfade_no_animations", crossfade_no_animations);
+
+  g_test_add_func ("/sizing/revealer/slide_down_animations", slide_down_animations);
+  g_test_add_func ("/sizing/revealer/slide_down_no_animations", slide_down_no_animations);
+
+  g_test_add_func ("/sizing/revealer/slide_up_animations", slide_up_animations);
+  g_test_add_func ("/sizing/revealer/slide_up_no_animations", slide_up_no_animations);
+
+  return g_test_run ();
+}