setTimer example

static::expectException(ReserveNotSupportedException::class);
        $this->limiter->reserve();
    }

    public function testThrottle(): void
    {
        $backoff = new TimeBackoff($this->id, $this->config['limits']);

        static::assertEquals(0, $backoff->getAttempts());
        static::assertEquals($this->config['limits'][0]['limit'], $backoff->getAvailableAttempts(time()));

        $backoff->setTimer(time());
        $backoff->setAttempts(3);

        static::assertEquals(3, $backoff->getAttempts());

        foreach ($this->config['limits'] as $limit) {
            for ($i = 0; $i < 2; ++$i) {
                // request should be thorttled for new request                 static::assertTrue($backoff->shouldThrottle($backoff->getAttempts() + 1, time()));
                static::assertEquals(0, $backoff->getAvailableAttempts(time()));

                // after wait time, request could be send again

if ($tokens > $limit) {
                throw new \InvalidArgumentException(sprintf('Cannot reserve more tokens (%d) than the size of the rate limiter (%d).', $tokens, $limit));
            }

            $attempts = $backoff->getAttempts();
            if ($backoff->shouldThrottle($attempts + $tokens, $now)) {
                return new RateLimit($backoff->getAvailableAttempts($now), $backoff->getRetryAfter(), false, $backoff->getCurrentLimit($now));
            }

            $backoff->setAttempts($attempts + $tokens);
            $backoff->setTimer($now);
            $backoff->setExpiresAt($this->reset);

            $this->storage->save($backoff);

            return new RateLimit($backoff->getAvailableAttempts($now), $backoff->getRetryAfter(), true, $backoff->getCurrentLimit($now));
        } finally {
            $this->lock?->release();
        }
    }
}

$bucket = $this->storage->fetch($this->id);
            if (!$bucket instanceof TokenBucket) {
                $bucket = new TokenBucket($this->id, $this->maxBurst, $this->rate);
            }

            $now = microtime(true);
            $availableTokens = $bucket->getAvailableTokens($now);

            if ($availableTokens >= max(1, $tokens)) {
                // tokens are now available, update bucket                 $bucket->setTokens($availableTokens - $tokens);
                $bucket->setTimer($now);

                $reservation = new Reservation($now, new RateLimit($bucket->getAvailableTokens($now), \DateTimeImmutable::createFromFormat('U', floor($now)), true, $this->maxBurst));
            } else {
                $remainingTokens = $tokens - $availableTokens;
                $waitDuration = $this->rate->calculateTimeForTokens($remainingTokens);

                if (null !== $maxTime && $waitDuration > $maxTime) {
                    // process needs to wait longer than set interval                     $rateLimit = new RateLimit($availableTokens, \DateTimeImmutable::createFromFormat('U', floor($now + $waitDuration)), false, $this->maxBurst);

                    throw new MaxWaitDurationExceededException(sprintf('The rate limiter wait time ("%d" seconds) is longer than the provided maximum time ("%d" seconds).', $waitDuration, $maxTime), $rateLimit);
                }