Metaphore\Tests\CacheTest::testCallsCallableIfNotStaleContentAvailableToServe PHP Метод

    public function testCallsCallableIfNotStaleContentAvailableToServe()
    {
        $cache = new Cache(new MockStore());
        $noStaleCacheEvent = false;
        $cache->onNoStaleCache(function (NoStaleCacheEvent $event) use(&$noStaleCacheEvent) {
            $noStaleCacheEvent = $event;
        });
        $key = 'maxi11';
        $value = 'Maxi\\s goal with Mexico in 2006 was truly brilliant.';
        $ttl = 30;
        // simulate lock (other process generating content)
        $cache->getLockManager()->acquire($key, 30);
        $cache->cache($key, $this->createFunc($value), $ttl);
        $this->assertNotFalse($noStaleCacheEvent, 'NO_STALE_CACHE event not called');
        $this->assertSame($key, $noStaleCacheEvent->getKey());
        $this->assertSame($ttl, (int) (string) $noStaleCacheEvent->getTtl());
    }