public function testAddRedirect()
 {
     $routes = new RouteCollection();
     $routes->addRedirect('users', 'Users::index', 307);
     $expected = ['users' => '\\Users::index'];
     $this->assertEquals($expected, $routes->getRoutes());
     $this->assertTrue($routes->isRedirect('users'));
     $this->assertEquals(307, $routes->getRedirectCode('users'));
 }