BackdropWebTestCase::tearDown in core/modules/simpletest/backdrop_web_test_case.php

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

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

Reset the database prefix and global config.

FilePrivateTestCase::testPrivateFile in core/modules/file/tests/file.test

Tests file access for file uploaded to a private node.

SessionHttpsTestCase::testEmptySessionId in core/modules/simpletest/tests/session.test

Tests that empty session IDs do not cause unrelated sessions to load.

SessionHttpsTestCase::testHttpsSession in core/modules/simpletest/tests/session.test

SessionTestCase::sessionReset in core/modules/simpletest/tests/session.test

Reset the cookie file so that it refers to the specified user.

SessionTestCase::testEmptySessionID in core/modules/simpletest/tests/session.test

Test that empty session IDs are not allowed.