- AJAXFrameworkTestCase::testLazyLoadOverriddenCSS in core/
modules/ simpletest/ tests/ ajax.test  - Tests that overridden CSS files are not added during lazy load.
 - BasisTestCase::setUp in core/
modules/ simpletest/ tests/ basis.test  - Sets up a Backdrop site for running functional and integration tests.
 - ColorTestCase::setUp in core/
modules/ color/ tests/ color.test  - Sets up a Backdrop site for running functional and integration tests.
 - CommentInterfaceTest::testCommentLinks in core/
modules/ comment/ tests/ comment.test  - Tests comment links.
 - CustomLogoTestCase::setUp in core/
modules/ system/ tests/ system.test  - Implement setUp().
 - DebugReportTestCase::setUp in core/
modules/ system/ tests/ system.test  - Sets up a Backdrop site for running functional and integration tests.
 - IconTestCase::testThemeIcons in core/
modules/ simpletest/ tests/ icon.test  - Tests a theme providing and overriding icons, including sub-themes.
 - installer_browser_installation_theme_set in core/
modules/ installer/ installer.pages.inc  - Sets a selected theme as the default site theme.
 - LocaleUILanguageNegotiationTest::testUrlLanguageFallback in core/
modules/ locale/ tests/ locale.test  - Test URL language detection when the requested URL has no language.
 - MenuRouterTestCase::setUp in core/
modules/ simpletest/ tests/ menu.test  - Sets up a Backdrop site for running functional and integration tests.
 - MenuRouterTestCase::testHookCustomTheme in core/
modules/ simpletest/ tests/ menu.test  - Test that hook_custom_theme() can control the theme of a page.
 - MenuRouterTestCase::testMenuCallbacks in core/
modules/ simpletest/ tests/ menu.test  - Tests title and theme callbacks in hook_menu().
 - MenuRouterTestCase::testThemeCallbackHookCustomTheme in core/
modules/ simpletest/ tests/ menu.test  - Test that the theme callback wins out over hook_custom_theme().
 - minimal_install in core/
profiles/ minimal/ minimal.install  - Implements hook_install().
 - NodePostSettingsTestCase::setUp in core/
modules/ node/ tests/ node.test  - Sets up a Backdrop site for running functional and integration tests.
 - NodeTitleTestCase::setUp in core/
modules/ node/ tests/ node.test  - Sets up a Backdrop site for running functional and integration tests.
 - standard_install in core/
profiles/ standard/ standard.install  - Implements hook_install().
 - SystemThemeFunctionalTest::testAdministrationTheme in core/
modules/ system/ tests/ system.test  - Test the administration theme functionality.
 - SystemThemeFunctionalTest::testPerThemeSettings in core/
modules/ system/ tests/ system.test  - Test the individual per-theme settings form.
 - SystemThemeFunctionalTest::testSwitchDefaultTheme in core/
modules/ system/ tests/ system.test  - Test switching the default theme.
 - SystemThemeFunctionalTest::testThemeSettings in core/
modules/ system/ tests/ system.test  - Test theme settings.
 - system_config_update in core/
modules/ system/ system.module  - Implements hook_config_update().
 - system_theme_default in core/
modules/ system/ system.admin.inc  - Menu callback; Set the default theme.
 - system_theme_enable in core/
modules/ system/ system.admin.inc  - Menu callback; Enables a theme.
 - ThemeDebugMarkupTestCase::setUp in core/
modules/ simpletest/ tests/ theme.test  - Sets up a Backdrop site for running functional and integration tests.
 - ThemeUnitTest::setUp in core/
modules/ simpletest/ tests/ theme.test  - Sets up a Backdrop site for running functional and integration tests.