shell/ash_test/ash-glob/glob2.tests

# This test demonstrates that in unquoted $v, backslashes expand by this rule:
# \z -> \\\z; \<eol> -> \\<eol> (for any z, special or not),
# and subsequently globbing converts \\ to \ and treats \z as literal z
# even if it is a special char.

>'Zf'
>'Z\f'
	echo 'Expected' 'Actual'
v='\*'; echo 'Z\*    :' Z$v    # ash is buggy here: prints 'Z\f'
        echo 'Z*     :' Z\*
        echo 'Z\f    :' Z\\*
        echo 'Z\*    :' Z\\\*  # NB! only this matches Z$v output
echo
v='\z'; echo 'Z\z    :' Z$v
        echo 'Zz     :' Z\z
        echo 'Z\z    :' Z\\z
        echo 'Z\z    :' Z\\\z
echo
v='\';  echo 'Z\     :' Z$v
        echo 'Z\     :' Z\\
echo
v='*';  echo 'Z\f Zf :' Z$v
        echo 'Z\f Zf :' Z*
echo

rm 'Z\f' 'Zf'
echo Done: $?