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#!/bin/sh -e
. t/common.sh
printf '%s\n' text > file
cp -- file file.expected
all_permutations () {
if test $# = 2; then
error "$1" "$2" file
error "$2" "$1" file
elif test $# = 3; then
error "$1" "$2" "$3" file
error "$1" "$3" "$2" file
error "$2" "$1" "$3" file
error "$2" "$3" "$1" file
error "$3" "$1" "$2" file
error "$3" "$2" "$1" file
elif test $# = 4; then
error "$1" "$2" "$3" "$4" file
error "$1" "$2" "$4" "$3" file
error "$1" "$3" "$2" "$4" file
error "$1" "$3" "$4" "$2" file
error "$1" "$4" "$2" "$3" file
error "$1" "$4" "$3" "$2" file
error "$2" "$1" "$3" "$4" file
error "$2" "$1" "$4" "$3" file
error "$2" "$3" "$1" "$4" file
error "$2" "$3" "$4" "$1" file
error "$2" "$4" "$1" "$3" file
error "$2" "$4" "$3" "$1" file
error "$3" "$1" "$2" "$4" file
error "$3" "$1" "$4" "$2" file
error "$3" "$2" "$1" "$4" file
error "$3" "$2" "$4" "$1" file
error "$3" "$4" "$1" "$2" file
error "$3" "$4" "$2" "$1" file
error "$4" "$1" "$2" "$3" file
error "$4" "$1" "$3" "$2" file
error "$4" "$2" "$1" "$3" file
error "$4" "$2" "$3" "$1" file
error "$4" "$3" "$1" "$2" file
error "$4" "$3" "$2" "$1" file
else
printf 'Error in test case: all_permutations was given %s arguments\n' "$#" >&2
exit 99;
fi
}
all_permutations --select-head --select-tail
all_permutations --merge --select-head
all_permutations --merge --select-tail
all_permutations --merge --select-head --select-tail
all_permutations --symmetric --select-head
all_permutations --symmetric --select-tail
all_permutations --symmetric --select-head --select-tail
all_permutations --merge --symmetric --select-head
all_permutations --merge --symmetric --select-tail
all_permutations --merge --symmetric --select-head --select-tail
error --unknown-option file
error '-$' file
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