diff options
author | Jim Meyering <jim@meyering.net> | 2005-12-10 09:37:21 +0000 |
---|---|---|
committer | Jim Meyering <jim@meyering.net> | 2005-12-10 09:37:21 +0000 |
commit | 7de48ccced45e038456dac12a9e7d48f7c33dd1f (patch) | |
tree | f9772ca48d67e281a329244a0c13132d750996f7 | |
parent | f9b90d0739e2cf56ad7462a9c5b3cbdc2ec97123 (diff) | |
download | coreutils-7de48ccced45e038456dac12a9e7d48f7c33dd1f.tar.xz |
Add a basic test of the new options.
-rwxr-xr-x | tests/misc/sort-rand | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/tests/misc/sort-rand b/tests/misc/sort-rand new file mode 100755 index 000000000..8a515e732 --- /dev/null +++ b/tests/misc/sort-rand @@ -0,0 +1,37 @@ +#!/bin/sh +# Ensure that sort --sort-random doesn't sort. + +if test "$VERBOSE" = yes; then + set -x + sort --version +fi + +pwd=`pwd` +t0=`echo "$0"|sed 's,.*/,,'`.tmp; tmp=$t0/$$ +trap 'status=$?; cd $pwd; chmod -R u+rwx $t0; rm -rf $t0 && exit $status' 0 +trap '(exit $?); exit $?' 1 2 13 15 + +framework_failure=0 +mkdir -p $tmp || framework_failure=1 +cd $tmp || framework_failure=1 +seq 100 > in || framework_failure=1 + +if test $framework_failure = 1; then + echo "$0: failure in testing framework" 1>&2 + (exit 1); exit 1 +fi + +fail=0 + +sort --seed=$$ --random-sort in > out || fail=1 + +# Fail if the input is the same as the output. +# This is a probabilistic test :-) +# However, the odds of failure are very low: 1 in 100! (~ 1 in 10^158) +cmp in out > /dev/null && { fail=1; echo "not random?" 1>&2; } + +# Fail if the sorted output is not the same as the input. +sort -n out > out1 +cmp in out1 || { fail=1; echo "not a permutation" 1>&2; } + +(exit $fail); exit $fail |