FileUnmanagedCopyTest::testNormal in core/modules/simpletest/tests/file.test

Copy a normal file.

FileUnmanagedCopyTest::testOverwriteSelf in core/modules/simpletest/tests/file.test

Copy a file onto itself.

FileUnmanagedMoveTest::testNormal in core/modules/simpletest/tests/file.test

Move a normal file.

FileUnmanagedSaveDataTest::testFileSaveData in core/modules/simpletest/tests/file.test

Test the file_unmanaged_save_data() function.