[gtk+] Add a test for matching with states

[Matthias Clasen <matthiasc src gnome org>]

commit 52ec7bf54e15a7365225ff4630533dff2443c064
Author: Matthias Clasen <mclasen redhat com>
Date:   Tue Jul 22 18:50:31 2014 -0400

    Add a test for matching with states

 testsuite/gtk/stylecontext.c |   10 ++++++++++
 1 files changed, 10 insertions(+), 0 deletions(-)
---
diff --git a/testsuite/gtk/stylecontext.c b/testsuite/gtk/stylecontext.c
index 89d395a..55bd2c7 100644
--- a/testsuite/gtk/stylecontext.c
+++ b/testsuite/gtk/stylecontext.c
@@ -162,6 +162,7 @@ test_match (void)
   gtk_widget_path_append_type (path, GTK_TYPE_BUTTON);
   gtk_widget_path_iter_set_name (path, 0, "mywindow");
   gtk_widget_path_iter_add_class (path, 2, "button");
+  gtk_widget_path_iter_set_state (path, 0, GTK_STATE_FLAG_ACTIVE);
   gtk_style_context_set_path (context, path);
   gtk_widget_path_free (path);
 
@@ -245,6 +246,15 @@ test_match (void)
   gtk_style_context_get_color (context, GTK_STATE_FLAG_NORMAL, &color);
   g_assert (gdk_rgba_equal (&color, &expected));
 
+  data = "* { color: #f00 }\n"
+         "GtkWindow:backdrop .button { color: #000 }\n"
+         "GtkWindow .button { color: #111 }\n"
+         "GtkWindow:active .button { color: #fff }";
+  gtk_css_provider_load_from_data (provider, data, -1, &error);
+  g_assert_no_error (error);
+  gtk_style_context_get_color (context, GTK_STATE_FLAG_NORMAL, &color);
+  g_assert (gdk_rgba_equal (&color, &expected));
+
   g_object_unref (provider);
   g_object_unref (context);
 }