testForwardToRoute example

return true;
                }
            ));

        $container = new ContainerBuilder();
        $container->set('router', $router);
        $container->set('request_stack', $stack);
        $container->set(RequestTransformerInterface::class, $requestTransformer);
        $container->set('http_kernel', $kernel);

        $this->controller->setContainer($container);
        $this->controller->testForwardToRoute('foo', ['foo' => 'bar'], ['foo' => 'bar']);
    }

    public function testDecodeParamJson(): void
    {
        $request = new Request(['foobar' => '{"foo": "bar", "bar": "baz"}']);
        $params = $this->controller->testDecodeParam($request, 'foobar');

        static::assertCount(2, $params);

        static::assertArrayHasKey('foo', $params);
        static::assertSame('bar', $params['foo']);