BackdropWebTestCaseCache::tearDown in core/modules/simpletest/backdrop_web_test_case_cache.php

Reset the database prefix and global config.

BootstrapIPAddressTestCase::tearDown in core/modules/simpletest/tests/bootstrap.test

Delete created files and temporary files directory, delete the tables created by setUp(), and reset the database prefix.

CommonJavaScriptTestCase::tearDown in core/modules/simpletest/tests/common.test

Delete created files and temporary files directory, delete the tables created by setUp(), and reset the database prefix.

FileManagedFileElementTestCase::tearDown in core/modules/file/tests/file.test

Delete created files and temporary files directory, delete the tables created by setUp(), and reset the database prefix.

PageTitleFiltering::tearDown in core/modules/system/tests/system.test

Reset page title.

SimpleTestBrokenSetUp::tearDown in core/modules/simpletest/tests/simpletest.test

Delete created files and temporary files directory, delete the tables created by setUp(), and reset the database prefix.

StreamWrapperTest::tearDown in core/modules/simpletest/tests/file.test