assertEquals(1, authMan.getDeniedRolesForResource("wall", "write").length);
assertEquals(1, authMan.getExplicitlyDeniedUsersForResource("wall", "read").length);
authMan.clearUserAuthorization("sunil", "wall", "read");
authMan.clearRoleAuthorization("roley", "table", "write");
authMan.clearResourceAuthorizations("wall");
assertFalse(authMan.isUserAuthorized("saman", "wall", "write"));
assertFalse(authMan.isUserAuthorized("sunil", "wall", "read"));
assertFalse(authMan.isRoleAuthorized("roley", "table", "write"));
}