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<?php |
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namespace Yiisoft\Yii\Web\Tests\RateLimiter; |
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use Nyholm\Psr7\Factory\Psr17Factory; |
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use Nyholm\Psr7\Response; |
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use Nyholm\Psr7\ServerRequest; |
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use PHPUnit\Framework\TestCase; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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use Yiisoft\Cache\ArrayCache; |
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use Yiisoft\Http\Method; |
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use Yiisoft\Yii\Web\RateLimiter\Counter; |
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use Yiisoft\Yii\Web\RateLimiter\RateLimiterMiddleware; |
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final class RateLimiterMiddlewareTest extends TestCase |
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{ |
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/** |
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* @test |
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*/ |
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public function singleRequestWorksAsExpected(): void |
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{ |
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$middleware = $this->createRateLimiter($this->getCounter(1000)); |
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$response = $middleware->process($this->createRequest(), $this->createRequestHandler()); |
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$this->assertEquals(200, $response->getStatusCode()); |
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$headers = $response->getHeaders(); |
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$this->assertEquals(['1000'], $headers['X-Rate-Limit-Limit']); |
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$this->assertEquals(['999'], $headers['X-Rate-Limit-Remaining']); |
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$this->assertGreaterThanOrEqual(time(), (int)$headers['X-Rate-Limit-Reset'][0]); |
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} |
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/** |
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* @test |
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*/ |
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public function limitingIsStartedWhenExpected(): void |
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{ |
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$middleware = $this->createRateLimiter($this->getCounter(10)); |
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for ($i = 0; $i < 8; $i++) { |
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$middleware->process($this->createRequest(), $this->createRequestHandler()); |
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} |
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// last allowed request |
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$response = $middleware->process($this->createRequest(), $this->createRequestHandler()); |
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$this->assertEquals(200, $response->getStatusCode()); |
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$headers = $response->getHeaders(); |
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$this->assertEquals(['10'], $headers['X-Rate-Limit-Limit']); |
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$this->assertEquals(['1'], $headers['X-Rate-Limit-Remaining']); |
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$this->assertGreaterThanOrEqual(time(), (int)$headers['X-Rate-Limit-Reset'][0]); |
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// first denied request |
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$response = $middleware->process($this->createRequest(), $this->createRequestHandler()); |
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$this->assertEquals(429, $response->getStatusCode()); |
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$headers = $response->getHeaders(); |
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$this->assertEquals(['10'], $headers['X-Rate-Limit-Limit']); |
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$this->assertEquals(['0'], $headers['X-Rate-Limit-Remaining']); |
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$this->assertGreaterThanOrEqual(time(), (int)$headers['X-Rate-Limit-Reset'][0]); |
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} |
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/** |
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* @test |
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*/ |
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public function counterIdCouldBeSet(): void |
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{ |
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$cache = new ArrayCache(); |
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$counter = new Counter(100, 3600, $cache); |
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$middleware = $this->createRateLimiter($counter)->withCounterId('custom-id'); |
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$middleware->process($this->createRequest(), $this->createRequestHandler()); |
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$this->assertTrue($cache->has($counter->getCacheKey())); |
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} |
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/** |
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* @test |
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*/ |
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public function counterIdCouldBeSetWithCallback(): void |
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{ |
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$cache = new ArrayCache(); |
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$counter = new Counter(100, 3600, $cache); |
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$middleware = $this->createRateLimiter($counter)->withCounterIdCallback( |
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static function (ServerRequestInterface $request) { |
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return $request->getMethod(); |
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} |
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); |
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$middleware->process($this->createRequest(), $this->createRequestHandler()); |
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$this->assertTrue($cache->has($counter->getCacheKey())); |
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} |
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private function getCounter(int $limit): Counter |
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{ |
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return new Counter($limit, 3600, new ArrayCache()); |
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} |
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private function createRequestHandler(): RequestHandlerInterface |
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{ |
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return new class implements RequestHandlerInterface { |
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public function handle(ServerRequestInterface $request): ResponseInterface |
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{ |
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return new Response(200); |
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} |
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}; |
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} |
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private function createRequest(string $method = Method::GET, string $uri = '/'): ServerRequestInterface |
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{ |
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return new ServerRequest($method, $uri); |
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} |
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private function createRateLimiter(Counter $counter): RateLimiterMiddleware |
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{ |
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return new RateLimiterMiddleware($counter, new Psr17Factory()); |
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} |
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} |
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yiisoft /
yii-web
