busybox/testsuite/cp/cp-a-files-to-dir

echo file number one > file1
echo file number two > file2
ln -s file2 link1
mkdir dir1
touch --date='Sat Jan 29 21:24:08 PST 2000' dir1/file3
mkdir there
busybox cp -a file1 file2 link1 dir1 there
test -f there/file1
test -f there/file2
test ! -s there/dir1/file3
test -L there/link1
test xfile2 = x`readlink there/link1`
test ! dir1/file3 -ot there/dir1/file3
test ! dir1/file3 -nt there/dir1/file3