Sokil\Mongo\CacheTest::testDeleteMatchingTag PHP Method

    public function testDeleteMatchingTag()
    {
        $this->cache->setNeverExpired('php', 'PHP: Hypertext Processor', array('language', 'interpretable'))->setNeverExpired('c', 'C', array('language', 'compileable'));
        $this->assertEquals(2, count($this->cache));
        $this->cache->deleteMatchingTag('compileable');
        $this->assertEquals(1, count($this->cache));
        $this->assertTrue($this->cache->has('php'));
    }