[gnome-builder] tests: improve navigation-list tests.

[Christian Hergert <chergert src gnome org>]

commit a2b8a313e7f56d35a6d4ae215208cd86aef4eca0
Author: Christian Hergert <christian hergert me>
Date:   Wed Sep 24 01:45:49 2014 -0700

    tests: improve navigation-list tests.

 tests/test-navigation-list.c |   40 +++++++++++++++++++++++++++++++++-------
 1 files changed, 33 insertions(+), 7 deletions(-)
---
diff --git a/tests/test-navigation-list.c b/tests/test-navigation-list.c
index 608a473..922a742 100644
--- a/tests/test-navigation-list.c
+++ b/tests/test-navigation-list.c
@@ -2,24 +2,50 @@
 #include "gb-navigation-item.h"
 
 static void
-test_navigation_list_depth (void)
+test_navigation_list_basic (void)
 {
   GbNavigationList *list;
+  GbNavigationItem *item;
   guint i;
-  
+
   list = gb_navigation_list_new ();
-  
+
   g_assert_cmpint (0, ==, gb_navigation_list_get_depth (list));
-  
+
   for (i = 0; i < 32; i++)
     {
-      GbNavigationItem *item;
-      
       item = gb_navigation_item_new ("test item");
       gb_navigation_list_append (list, item);
       g_assert (item == gb_navigation_list_get_current_item (list));
       g_assert_cmpint (i + 1, ==, gb_navigation_list_get_depth (list));
+      g_assert_cmpint (0, ==, gb_navigation_list_get_can_go_forward (list));
+      g_assert_cmpint ((i>0), ==, gb_navigation_list_get_can_go_backward (list));
+    }
+
+  item = gb_navigation_item_new ("test item");
+  gb_navigation_list_append (list, item);
+  g_assert (item == gb_navigation_list_get_current_item (list));
+  g_assert_cmpint (32, ==, gb_navigation_list_get_depth (list));
+
+  for (i = 0; i < 31; i++)
+    {
+      g_assert_cmpint (TRUE, ==,  gb_navigation_list_get_can_go_backward (list));
+      g_assert_cmpint ((i!=0), ==, gb_navigation_list_get_can_go_forward (list));
+      gb_navigation_list_go_backward (list);
     }
+
+  g_assert_cmpint (FALSE, ==, gb_navigation_list_get_can_go_backward (list));
+
+  for (i = 0; i < 31; i++)
+    {
+      g_assert_cmpint (TRUE, ==, gb_navigation_list_get_can_go_forward (list));
+      g_assert_cmpint ((i!=0), ==, gb_navigation_list_get_can_go_backward (list));
+      gb_navigation_list_go_forward (list);
+    }
+
+  g_assert_cmpint (FALSE, ==, gb_navigation_list_get_can_go_forward (list));
+
+  g_clear_object (&list);
 }
 
 gint
@@ -27,6 +53,6 @@ main (gint argc,
       gchar *argv[])
 {
   g_test_init (&argc, &argv, NULL);
-  g_test_add_func ("/NavigationList/depth", test_navigation_list_depth);
+  g_test_add_func ("/NavigationList/basic", test_navigation_list_basic);
   return g_test_run ();
 }