CacheDataTest::testKey PHP Method

    public function testKey()
    {
        $ck = new CacheKey('base', 'id', 'sub');
        $cd = new CacheData($ck, '');
        $this->assertEquals($cd->key, $ck);
        $ck2 = new CacheKey('base', 'id', 'sub2');
        $cd->setKey($ck2);
        $this->assertEquals($cd->key, $ck2);
    }