diff --git a/tests/cache/testCache.php b/tests/cache/testCache.php
new file mode 100644
index 0000000..b73c084
--- /dev/null
+++ b/tests/cache/testCache.php
@@ -0,0 +1,40 @@
+<?php
+
+require_once(dirname(__FILE__) . '/../test.php');
+
+class CacheTestCase extends KTUnitTestCase {
+    function testListCache() {
+        $f = Group::getList();
+        $iNumGroups = count($f);
+        DBUtil::startTransaction();
+        $g = Group::createFromArray(array(
+            'name' => 'foo',
+        ));
+        if (!$this->assertGroup($g)) {
+            return;
+        }
+        $f = Group::getList();
+        $iNowNumGroups = count($f);
+        $this->assertEqual($iNumGroups + 1, $iNowNumGroups, 'New group not in list');
+        DBUtil::rollback();
+    }
+
+    function testRollback() {
+        $f = Group::getList();
+        $iNumGroups = count($f);
+        DBUtil::startTransaction();
+        $g = Group::createFromArray(array(
+            'name' => 'rollback',
+        ));
+        if (!$this->assertGroup($g)) {
+            return;
+        }
+        $f = Group::getList();
+        $iNowNumGroups = count($f);
+        $this->assertEqual($iNumGroups + 1, $iNowNumGroups, 'New group not in list');
+        DBUtil::rollback();
+        $f = Group::getList();
+        $iRollbackNumGroups = count($f);
+        $this->assertEqual($iNumGroups, $iRollbackNumGroups, 'New group still in list (should be rolled back)');
+    }
+}