lithium\tests\cases\storage\cache\adapter\MemoryTest::testWriteAndClear PHP Method

    public function testWriteAndClear()
    {
        $key = 'key_to_clear';
        $data = 'data to be cleared';
        $keys = array($key);
        $expiry = null;
        $result = $this->Memory->write(array($key => $data), $expiry);
        $this->assertTrue($result);
        $this->assertEqual($this->Memory->cache, $result);
        $key2 = 'key2_to_clear';
        $data2 = 'data to be cleared';
        $result = $this->Memory->write(array($key2 => $data2), $expiry);
        $this->assertTrue($result);
        $this->assertEqual($this->Memory->cache, $result);
        $result = $this->Memory->clear();
        $this->assertTrue($result);
        $this->assertEqual(array(), $this->Memory->cache);
        $result = $this->Memory->write(array($key => $data), $expiry);
        $this->assertTrue($result);
        $this->assertEqual($this->Memory->cache, $result);
        $result = $this->Memory->clear();
        $this->assertTrue($result);
        $this->assertEqual(array(), $this->Memory->cache);
    }