GuzzleHttp\Tests\RetryMiddlewareTest::testBackoffCalculateDelay PHP Метод

    public function testBackoffCalculateDelay()
    {
        $this->assertEquals(0, RetryMiddleware::exponentialDelay(0));
        $this->assertEquals(1, RetryMiddleware::exponentialDelay(1));
        $this->assertEquals(2, RetryMiddleware::exponentialDelay(2));
        $this->assertEquals(4, RetryMiddleware::exponentialDelay(3));
        $this->assertEquals(8, RetryMiddleware::exponentialDelay(4));
    }