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<?php |
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namespace Yiisoft\Yii\Web\Tests; |
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use PHPUnit\Framework\TestCase; |
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use Psr\Container\ContainerInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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use Yiisoft\Di\Container; |
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use PHPUnit_Framework_MockObject_MockObject; |
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use Yiisoft\Yii\Web\Emitter\SapiEmitter; |
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use Yiisoft\Yii\Web\MiddlewareDispatcher; |
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class MiddlewareDispatcherTest extends TestCase |
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{ |
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/** |
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* @var MiddlewareDispatcher |
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*/ |
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private $middlewareDispatcher; |
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/** |
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* @var Container|PHPUnit_Framework_MockObject_MockObject |
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*/ |
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private $containerMock; |
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/** |
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* @var RequestHandlerInterface|PHPUnit_Framework_MockObject_MockObject |
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*/ |
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private $fallbackHandlerMock; |
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/** |
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* @var MiddlewareInterface[]|PHPUnit_Framework_MockObject_MockObject[] |
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*/ |
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private $middlewareMocks; |
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public function setUp() |
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{ |
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parent::setUp(); |
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$this->containerMock = $this->createMock(ContainerInterface::class); |
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$this->fallbackHandlerMock = $this->createMock(RequestHandlerInterface::class); |
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$this->middlewareMocks = [ |
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$this->createMock(MiddlewareInterface::class), |
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$this->createMock(MiddlewareInterface::class) |
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]; |
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$this->middlewareDispatcher = new MiddlewareDispatcher($this->middlewareMocks, $this->containerMock, $this->fallbackHandlerMock); |
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} |
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/** |
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* @test |
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*/ |
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public function addThrowsInvalidArgumentExceptionWhenMiddlewareIsNotOfCorrectType() |
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{ |
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$this->expectException(\InvalidArgumentException::class); |
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$exampleInput = new SapiEmitter(); |
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$this->middlewareDispatcher->add($exampleInput); |
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} |
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/** |
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* @test |
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* @doesNotPerformAssertions |
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*/ |
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public function addAddsCallableToMiddlewareArrayWithoutThrowingException() |
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{ |
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$callable = function () { |
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echo 'example function for testing purposes'; |
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}; |
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$this->middlewareDispatcher->add($callable); |
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} |
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/** |
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* @test |
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* @doesNotPerformAssertions |
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*/ |
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public function addAddsMiddlewareInterfaceToMiddlewareArrayWithoutThrowingException() |
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{ |
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$middleware = $this->createMock(MiddlewareInterface::class); |
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$this->middlewareDispatcher->add($middleware); |
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} |
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/** |
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* @test |
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*/ |
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public function handleCallsFallbackHandlerWhenPointerValueEqualsMiddlewareQueueSize() |
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{ |
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$request = $this->createMock(ServerRequestInterface::class); |
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$this->middlewareDispatcher->handle($request); //pointer is incremented to 1 |
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$this->middlewareDispatcher->handle($request); //pointer is incremented to 2 |
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$this->fallbackHandlerMock |
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->expects($this->once()) |
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->method('handle') |
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->with($request); |
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$this->middlewareDispatcher->handle($request); //pointer value equals middleware queue size (2) |
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} |
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/** |
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* @test |
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*/ |
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public function handleCallsConsecutiveMiddlewareFromQueueToProcessRequest() |
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{ |
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$request = $this->createMock(ServerRequestInterface::class); |
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$this->fallbackHandlerMock |
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->expects($this->never()) |
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->method('handle') |
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->with($request); |
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foreach ($this->middlewareMocks as $middlewareMock) { |
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$middlewareMock |
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->expects($this->once()) |
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->method('process') |
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->with($request, $this->middlewareDispatcher); |
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$this->middlewareDispatcher->handle($request); |
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} |
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} |
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} |
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yiisoft /
yii-web
