onSessionUsage example

$requestStack->push($subRequest = new Request());
        $subRequest->setSession($session);

        $collector = $this->createMock(RequestDataCollector::class);
        $collector->expects($this->once())->method('collectSessionUsage');

        $container = new Container();
        $container->set('request_stack', $requestStack);
        $container->set('session_collector', $collector->collectSessionUsage(...));

        $this->expectException(UnexpectedSessionUsageException::class);
        (new SessionListener($container, true))->onSessionUsage();
    }

    public function testSessionUsageCallbackWhenNoDebug()
    {
        $session = $this->createMock(Session::class);
        $session->method('isStarted')->willReturn(true);
        $session->expects($this->exactly(0))->method('save');

        $request = new Request();
        $request->attributes->set('_stateless', true);