FileFieldRevisionTestCase::testRevisions in core/modules/file/tests/file.test

Tests creating multiple revisions of a node and managing attached files.

FileFieldValidateTestCase::testFileExtension in core/modules/file/tests/file.test

Tests file extension checking.

FileFieldValidateTestCase::testFileMaxSize in core/modules/file/tests/file.test

Tests the max file size validator.

FileFieldValidateTestCase::testRequired in core/modules/file/tests/file.test

Tests the required property on file fields.

FileFieldWidgetTestCase::doTestTemporaryFileRemovalExploit in core/modules/file/tests/file.test

Helper for testing exploiting the temporary file removal using fid.

FileFieldWidgetTestCase::testPrivateFileComment in core/modules/file/tests/file.test

Tests that download restrictions on private files work on comments.

FileFieldWidgetTestCase::testPrivateFileSetting in core/modules/file/tests/file.test

Tests a file field with a "Private files" upload destination setting.

FileFieldWidgetTestCase::testSingleValuedWidget in core/modules/file/tests/file.test

Tests upload and remove buttons for a single-valued File field.