Elgg\ActionsServiceTest::testCanRespondToAjax2RequestFromErrorResponseBuilderWithOkStatusCode PHP Method

    public function testCanRespondToAjax2RequestFromErrorResponseBuilderWithOkStatusCode()
    {
        $this->assertTrue($this->actions->register('output4', "{$this->actionsDir}/output4.php", 'public'));
        $this->request = $this->prepareHttpRequest('action/output4', 'POST', [], 2, true);
        $this->createService();
        set_input('output', ['foo', 'bar']);
        set_input('error_message', 'error');
        set_input('forward_reason', ELGG_HTTP_OK);
        set_input('forward_url', 'index');
        $this->route();
        $response = _elgg_services()->responseFactory->getSentResponse();
        $this->assertInstanceOf(Response::class, $response);
        $this->assertEquals(ELGG_HTTP_OK, $response->getStatusCode());
        $this->assertContains('application/json', $response->headers->get('Content-Type'));
        //$this->assertContains('charset=utf-8', strtolower($response->headers->get('Content-Type')));
        $output = json_encode(['value' => 'error', '_elgg_msgs' => ['error' => ['error']], '_elgg_deps' => []]);
        $this->assertEquals($output, $response->getContent());
    }