function ThemeTokenTest::testThemeToken

Tests if the 'theme_token' key of 'ajaxPageState' is computed.

File

core/modules/system/tests/src/Functional/Theme/ThemeTokenTest.php, line 43

Class

ThemeTokenTest

Tests the generation of 'theme_token' key in Drupal settings.

Namespace

Code

public function testThemeToken() : void {
    // Visit the block administrative page with default theme. We use that page
    // because 'misc/ajax.js' is loaded there and we can test the token
    // generation.
    $this->drupalGet('admin/structure/block');
    $settings = $this->getDrupalSettings();
    $this->assertNull($settings['ajaxPageState']['theme_token']);
    // Install 'claro' and configure it as administrative theme.
    $this->container
        ->get('theme_installer')
        ->install([
        'claro',
    ]);
    $this->config('system.theme')
        ->set('admin', 'claro')
        ->save();
    // Revisit the page. This time the page is displayed using the 'claro' theme
    // and that is different from the default theme ('stark').
    $this->drupalGet('admin/structure/block');
    $settings = $this->getDrupalSettings();
    $this->assertNotNull($settings['ajaxPageState']['theme_token']);
    // The CSRF token is a 43 length string.
    $this->assertIsString($settings['ajaxPageState']['theme_token']);
    $this->assertEquals(43, strlen($settings['ajaxPageState']['theme_token']));
}