6 methods override InstallerExistingConfigTestBase::testConfigSync() in Drupal 9

InstallerExistingConfigNoConfigTest::testConfigSync in core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigNoConfigTest.php

Tests that profiles with an empty config/sync directory do not work.

InstallerExistingConfigNoSystemSiteTest::testConfigSync in core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigNoSystemSiteTest.php

Tests that profiles with no system.site do not work.

InstallerExistingConfigProfileHookInstall::testConfigSync in core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigProfileHookInstall.php

Confirms the installation has failed and the expected error is displayed.

InstallerExistingConfigSyncDirectoryMultilingualTest::testConfigSync in core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigSyncDirectoryMultilingualTest.php

Confirms that the installation installed the configuration correctly.

InstallerExistingConfigSyncDirectoryProfileHookInstall::testConfigSync in core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigSyncDirectoryProfileHookInstall.php

Tests installing from config is not available due to hook_INSTALL().

InstallerExistingConfigSyncDriectoryProfileMismatchTest::testConfigSync in core/tests/Drupal/FunctionalTests/Installer/InstallerExistingConfigSyncDriectoryProfileMismatchTest.php

Tests that profile mismatch fails to install.