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cakephp controller testing - how to test actions which require authorization?
function testAdminIndex() {
    $result = $this->testAction('/admin/users/index');
    debug($result);
}

function testAdminEdit() {
    $this->Posts->Session->write('Auth.User', array(
        'id' => 1,
        'username' => 'markstory',
    ));
    $this->Posts->data = array(
        'Post' => array(
            'id' => 2,
            'title' => 'Best article Evar!',
            'body' => 'some text',
        ),
        'Tag' => array(
            'Tag' => array(1,2,3),
        )
    );
    $this->Posts->params = Router::parse('/admin/posts/edit/2');
    $this->Posts->beforeFilter();
    $this->Posts->Component->startup($this->Posts);
    $this->Posts->admin_edit();
}