public function testToArray()
{
$instance = new TemplatePaths();
$instance->setTemplateRootPaths(array('1'));
$instance->setLayoutRootPaths(array('2'));
$instance->setPartialRootPaths(array('3'));
$result = $instance->toArray();
$expected = array(TemplatePaths::CONFIG_TEMPLATEROOTPATHS => array(1), TemplatePaths::CONFIG_LAYOUTROOTPATHS => array(2), TemplatePaths::CONFIG_PARTIALROOTPATHS => array(3));
$this->assertEquals($expected, $result);
}