function ThemeTest::testInvalidTheme

Tests themes can't be installed when the base theme or engine is missing.

Include test for themes that have a missing base theme somewhere further up the chain than the immediate base theme.

File

core/modules/system/tests/src/Functional/System/ThemeTest.php, line 460

Class

ThemeTest

Tests the theme administration user interface.

Namespace

Code

public function testInvalidTheme() : void {
    // theme_page_test_system_info_alter() un-hides all hidden themes.
    $this->container
        ->get('module_installer')
        ->install([
        'theme_page_test',
    ]);
    // Clear the system_list() and theme listing cache to pick up the change.
    $this->container
        ->get('theme_handler')
        ->reset();
    $this->drupalGet('admin/appearance');
    $this->assertSession()
        ->pageTextContains('This theme requires the base theme not_real_test_base_theme to operate correctly.');
    $this->assertSession()
        ->pageTextContains('This theme requires the base theme test_invalid_base_theme to operate correctly.');
    $this->assertSession()
        ->pageTextContains('This theme requires the theme engine not_real_engine to operate correctly.');
    // Check for the error text of a theme with the wrong core version
    // using 7.x and ^7.
    $incompatible_core_message = 'This theme is not compatible with Drupal ' . \Drupal::VERSION . ". Check that the .info.yml file contains a compatible 'core' or 'core_version_requirement' value.";
    $this->assertThemeIncompatibleText('Theme test with invalid semver core version', $incompatible_core_message);
    // Check for the error text of a theme without a content region.
    $this->assertSession()
        ->pageTextContains("This theme is missing a 'content' region.");
}