busybox/testsuite/cp
..
cp-a-files-to-dir
cp-a-preserves-links
cp-copies-empty-file
cp-copies-large-file
cp-copies-small-file
cp-d-files-to-dir
cp-dev-file
cp-dir-create-dir
cp-dir-existing-dir
cp-does-not-copy-unreadable-file
cp-files-to-dir
cp-follows-links
cp-preserves-hard-links
cp-preserves-links
cp-preserves-source-file