Unit test for RouteMiddlewareTest issue #40 zend-expressive

test.php

<?php
    /**
     * Get the router adapters installed
     */
    public function getRouterAdapters()
    {
        $adapters = [];
        if (class_exists('Aura\Router\Router')) {
            $adapters[] = [ 'Zend\Expressive\Router\Aura' ];
        }
        if (class_exists('FastRoute\RouteCollector')) {
            $adapters[] = [ 'Zend\Expressive\Router\FastRoute' ];
        }
        if (class_exists('Zend\Mvc\Router\RouteMatch')) {
            $adapters[] = [ 'Zend\Expressive\Router\Zf2' ];
        }
        return $adapters;
    }

    /**
     * @see https://github.com/zendframework/zend-expressive/issues/40
     * @dataProvider getRouterAdapters
     */
    public function testRoutingWithMultipleMethodsSamePath($adapter)
    {
        $app    = new Application(new $adapter);

        $app->get('/foo', function ($req, $res, $next) {
            $res->getBody()->write('Middleware1');
            return $res;
        });
        $app->post('/foo', function ($req, $res, $next) {
            $res->getBody()->write('Middleware2');
            return $res;
        });

        $next = function ($request, $response) {
            return $response;
        };

        $request  = new ServerRequest([], [], '/foo', 'GET');
        $response = new Response();
        $result   = $app->routeMiddleware($request, $response, $next);

        $this->assertEquals('Middleware1', (string) $result->getBody());

        $request  = new ServerRequest([], [], '/foo', 'POST');
        $response = new Response();
        $result   = $app->routeMiddleware($request, $response, $next);

        $this->assertEquals('Middleware2', (string) $result->getBody());
    }