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#!/bin/bash
# SUSv4 compliant sort tests.
# Copyright 2005, 2012 by Rob Landley <rob@landley.net>
[ -f testing.sh ] && . testing.sh
# The basic tests. These should work even with the small config.
testing "sort" "sort input" "a\nb\nc\n" "c\na\nb\n" ""
testing "#2" "sort input" "010\n1\n3\n" "3\n1\n010\n" ""
testing "stdin" "sort" "a\nb\nc\n" "" "b\na\nc\n"
testing "numeric" "sort -n input" "1\n3\n010\n" "3\n1\n010\n" ""
testing "reverse" "sort -r input" "wook\nwalrus\npoint\npabst\naargh\n" \
"point\nwook\npabst\naargh\nwalrus\n" ""
# Longish chunk of data re-used by the next few tests. The expected output
# varies, but the input (this) is the same.
data="42 1 3 woot
42 1 010 zoology
egg 1 2 papyrus
7 3 42 soup
999 3 0 algebra
"
# Sorting with keys
testing "one key" "sort -k4,4 input" \
"999 3 0 algebra
egg 1 2 papyrus
7 3 42 soup
42 1 3 woot
42 1 010 zoology
" "$data" ""
# The numeric sort orders field 2, ignores field 3 (because numeric sort stops
# at the whitespace), then the global fallback sort does an alpha sort on
# the whole string (starting at the beginning of the line).
testing "key range with numeric option" "sort -k2,3n input" \
"42 1 010 zoology
42 1 3 woot
egg 1 2 papyrus
7 3 42 soup
999 3 0 algebra
" "$data" ""
# Numeric sort on field 2 (again, ignore field 3 because it's numeric),
# then do a _reversed_ alpha sort on the whole line as a tiebreaker.
testing "key range with numeric option and global reverse" \
"sort -k2,3n -r input" \
"egg 1 2 papyrus
42 1 3 woot
42 1 010 zoology
999 3 0 algebra
7 3 42 soup
" "$data" ""
# Reversed numeric sort on field 2 (numeric ignores field 3), then
# break ties with alpha sort on whole line.
testing "key range with multiple options" "sort -k2,3rn input" \
"7 3 42 soup
999 3 0 algebra
42 1 010 zoology
42 1 3 woot
egg 1 2 papyrus
" "$data" ""
testing "key doesn't strip leading blanks, disables fallback global sort" \
"sort -n -k2 -t ' '" " a \n 1 \n 2 \n" "" " 2 \n 1 \n a \n"
# Test case contributed by Joey Hess:
testing "key edge case with -t" "sort -n -k4 -t/" \
"/usr/lib/finish-install.d/1
/usr/lib/finish-install.d/4
/usr/lib/prebaseconfig.d/2
/usr/lib/prebaseconfig.d/6
" "" "/usr/lib/finish-install.d/1
/usr/lib/prebaseconfig.d/2
/usr/lib/finish-install.d/4
/usr/lib/prebaseconfig.d/6
"
testing "-x" "sort -x" "010\na0\n 0c0\n" "" "a0\n010\n 0c0\n"
# Test that -f applies to key or fallback independently
testing "" "sort -k2,2f" "A b b\na B C\na B a\n" "" "a B a\nA b b\na B C\n"
testing "" "sort -k2,2" "a B C\na B a\nA b b\n" "" "a B a\nA b b\na B C\n"
testing "" "sort -f -k2,2" "A b b\na B C\na B a\n" "" "a B a\nA b b\na B C\n"
testing "" "sort -t, -k3n" "3,4,1,2\n4,1,2,3\n1,2,3,4\n2,3,4,1\n" "" \
"1,2,3,4\n2,3,4,1\n4,1,2,3\n3,4,1,2\n"
optional SORT_FLOAT
# not numbers < NaN < -infinity < numbers < +infinity
testing "-g" "sort -g" \
"bork\nNaN\n-inf\n0.4\n1.222\n01.37\n2.1\n+infinity\n" "" \
"01.37\n1.222\n2.1\n0.4\nNaN\nbork\n-inf\n+infinity\n"
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