Phalcon\Test\Cache\Backend\DatabaseTest::runTests PHP Method

    protected function runTests(CacheBackend $backend, $lifetime = null)
    {
        $backend->save($this->key, $this->data, $lifetime);
        $this->assertTrue($backend->exists($this->key));
        $this->assertEquals($this->data, $backend->get($this->key));
        $this->assertNotEmpty($backend->queryKeys());
        $this->assertNotEmpty($backend->queryKeys('DB_'));
        $this->assertTrue($backend->delete($this->key));
        $this->assertFalse($backend->delete($this->key));
        if (null !== $lifetime) {
            $backend->save($this->key, $this->data, $lifetime);
            $this->assertTrue($backend->exists($this->key, $lifetime));
            $this->assertEquals($this->data, $backend->get($this->key, $lifetime));
            $backend->save($this->key, $this->data, -$lifetime);
            $this->assertFalse($backend->exists($this->key, -$lifetime));
        }
    }