function testGenerate4()
{
$Q = new GetPostsForm();
$Q->set_nonce_field('');
// override nonce
$Q->set_css('', false);
// blank out CSS
$Q->set_tpl(array());
$Q->generate();
$errors = $Q->debug();
$expected = '<ul><li>Invalid input to set_tpl() function. Input must be a string.</li></ul>';
$this->assertTrue(in_html($expected, $errors));
}
