    public function testDuplicateAction()
    {
        $client = $this->getClientForAuthenticatedUser(User::ROLE_ADMIN);
        $this->request($client, '/admin/teams/1/duplicate');
        $this->assertIsRedirect($client, '/edit');
        $client->followRedirect();
        $node = $client->getCrawler()->filter('#team_edit_form_name');
        self::assertEquals(1, $node->count());
        self::assertEquals('Test team [COPY]', $node->attr('value'));
    }
The web application does not, or can not, sufficiently verify whether a well-formed, valid, consistent request was intentionally provided by the user who submitted the request.