function CascadingStylesheetsTestCase::testRenderOrder

Test CSS ordering.

File

modules/simpletest/tests/common.test, line 922

Class

CascadingStylesheetsTestCase

Test the Drupal CSS system.

Code

function testRenderOrder() {
    // A module CSS file.
    drupal_add_css(drupal_get_path('module', 'simpletest') . '/simpletest.css');
    // A few system CSS files, ordered in a strange way.
    $system_path = drupal_get_path('module', 'system');
    drupal_add_css($system_path . '/system.menus.css', array(
        'group' => CSS_SYSTEM,
    ));
    drupal_add_css($system_path . '/system.base.css', array(
        'group' => CSS_SYSTEM,
        'weight' => -10,
    ));
    drupal_add_css($system_path . '/system.theme.css', array(
        'group' => CSS_SYSTEM,
    ));
    $expected = array(
        $system_path . '/system.base.css',
        $system_path . '/system.menus.css',
        $system_path . '/system.theme.css',
        drupal_get_path('module', 'simpletest') . '/simpletest.css',
    );
    $styles = drupal_get_css();
    // Stylesheet URL may be the href of a LINK tag or in an @import statement
    // of a STYLE tag.
    if (preg_match_all('/(href="|url\\(")' . preg_quote($GLOBALS['base_url'] . '/', '/') . '([^?]+)\\?/', $styles, $matches)) {
        $result = $matches[2];
    }
    else {
        $result = array();
    }
    $this->assertIdentical($result, $expected, 'The CSS files are in the expected order.');
}