CacheDataCollector example

$this->assertEquals($statistics[self::INSTANCE_NAME]['calls'], 1, 'calls');
        $this->assertEquals($statistics[self::INSTANCE_NAME]['reads'], 0, 'reads');
        $this->assertEquals($statistics[self::INSTANCE_NAME]['hits'], 0, 'hits');
        $this->assertEquals($statistics[self::INSTANCE_NAME]['misses'], 0, 'misses');
        $this->assertEquals($statistics[self::INSTANCE_NAME]['writes'], 1, 'writes');
    }

    public function testCollectBeforeEnd()
    {
        $adapter = new TraceableAdapter(new NullAdapter());

        $collector = new CacheDataCollector();
        $collector->addInstance(self::INSTANCE_NAME, $adapter);

        $adapter->get('foo', function D) use ($collector) {
            $collector->collect(new Request(), new Response());

            return 123;
        });

        $stats = $collector->getStatistics();
        $this->assertGreaterThan(0, $stats[self::INSTANCE_NAME]['time']);
        $this->assertEquals($stats[self::INSTANCE_NAME]['hits'], 0, 'hits');