/**
* @see WP_Widget::is_preview()
*/
function test_wp_widget_is_preview()
{
global $wp_customize;
$widget = new WP_Widget('foo', 'Foo');
$this->assertEmpty($wp_customize);
$this->assertFalse($widget->is_preview());
wp_set_current_user($this->factory->user->create(array('role' => 'administrator')));
require_once ABSPATH . WPINC . '/class-wp-customize-manager.php';
$wp_customize = new WP_Customize_Manager();
$wp_customize->start_previewing_theme();
$this->assertTrue($widget->is_preview());
}
/**
* Determine if the widget is being displayed in the customizer.
*
* @since 4.0.1
* @link https://core.trac.wordpress.org/ticket/27538
*
* @return bool
*/
public function is_preview()
{
global $wp_customize;
if (method_exists(get_parent_class($this), 'is_preview')) {
return parent::is_preview();
}
return isset($wp_customize) && $wp_customize->is_preview();
}
