[glib] Improve GCache test coverage

[Matthias Clasen <matthiasc src gnome org>]

commit dca6a601c13798dde689cab7f9ac67db2765ae2d
Author: Matthias Clasen <mclasen redhat com>
Date:   Wed Oct 5 23:31:14 2011 -0400

    Improve GCache test coverage

 glib/tests/cache.c |   15 +++++++++++++++
 1 files changed, 15 insertions(+), 0 deletions(-)
---
diff --git a/glib/tests/cache.c b/glib/tests/cache.c
index 364bb7d..5ece83d 100644
--- a/glib/tests/cache.c
+++ b/glib/tests/cache.c
@@ -88,6 +88,17 @@ key_foreach (gpointer valuep, gpointer keyp, gpointer data)
 }
 
 static void
+value_foreach (gpointer keyp, gpointer nodep, gpointer data)
+{
+  gint *count = data;
+  gint *key = keyp;
+
+  (*count)++;
+
+  g_assert_cmpint (*key, ==, 2);
+}
+
+static void
 test_cache_basic (void)
 {
   GCache *c;
@@ -114,6 +125,10 @@ test_cache_basic (void)
   g_cache_key_foreach (c, key_foreach, &count);
   g_assert_cmpint (count, ==, 1);
 
+  count = 0;
+  g_cache_value_foreach (c, value_foreach, &count);
+  g_assert_cmpint (count, ==, 1);
+
   value = g_cache_insert (c, key);
   g_assert_cmpint (*value, ==, 4);
   g_assert_cmpint (value_create_count, ==, 1);