toybox/tests/sort.test
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   1#!/bin/bash
   2
   3# SUSv4 compliant sort tests.
   4# Copyright 2005, 2012 by Rob Landley <rob@landley.net>
   5
   6[ -f testing.sh ] && . testing.sh
   7
   8# The basic tests.  These should work even with the small config.
   9
  10testing "sort" "sort input" "a\nb\nc\n" "c\na\nb\n" ""
  11testing "#2" "sort input" "010\n1\n3\n" "3\n1\n010\n" ""
  12testing "stdin" "sort" "a\nb\nc\n" "" "b\na\nc\n"
  13testing "numeric" "sort -n input" "1\n3\n010\n" "3\n1\n010\n" ""
  14testing "reverse" "sort -r input" "wook\nwalrus\npoint\npabst\naargh\n" \
  15        "point\nwook\npabst\naargh\nwalrus\n" ""
  16
  17# These tests require the full option set.
  18
  19optional SORT_BIG
  20# Longish chunk of data re-used by the next few tests.  The expected output
  21# varies, but the input (this) is the same.
  22
  23data="42        1       3       woot
  2442      1       010     zoology
  25egg     1       2       papyrus
  267       3       42      soup
  27999     3       0       algebra
  28"
  29
  30# Sorting with keys
  31
  32testing "one key" "sort -k4,4 input" \
  33"999    3       0       algebra
  34egg     1       2       papyrus
  357       3       42      soup
  3642      1       3       woot
  3742      1       010     zoology
  38" "$data" ""
  39
  40# The numeric sort orders field 2, ignores field 3 (because numeric sort stops
  41# at the whitespace), then the global fallback sort does an alpha sort on
  42# the whole string (starting at the beginning of the line).
  43
  44testing "key range with numeric option" "sort -k2,3n input" \
  45"42     1       010     zoology
  4642      1       3       woot
  47egg     1       2       papyrus
  487       3       42      soup
  49999     3       0       algebra
  50" "$data" ""
  51
  52# Numeric sort on field 2 (again, ignore field 3 because it's numeric),
  53# then do a _reversed_ alpha sort on the whole line as a tiebreaker.
  54
  55testing "key range with numeric option and global reverse" \
  56"sort -k2,3n -r input" \
  57"egg    1       2       papyrus
  5842      1       3       woot
  5942      1       010     zoology
  60999     3       0       algebra
  617       3       42      soup
  62" "$data" ""
  63
  64# Reversed numeric sort on field 2 (numeric ignores field 3), then
  65# break ties with alpha sort on whole line.
  66
  67testing "key range with multiple options" "sort -k2,3rn input" \
  68"7      3       42      soup
  69999     3       0       algebra
  7042      1       010     zoology
  7142      1       3       woot
  72egg     1       2       papyrus
  73" "$data" ""
  74
  75testing "key doesn't strip leading blanks, disables fallback global sort" \
  76"sort -n -k2 -t ' '" " a \n 1 \n 2 \n" "" " 2 \n 1 \n a \n"
  77
  78# Test case contributed by Joey Hess:
  79
  80testing "key edge case with -t" "sort -n -k4 -t/" \
  81"/usr/lib/finish-install.d/1
  82/usr/lib/finish-install.d/4
  83/usr/lib/prebaseconfig.d/2
  84/usr/lib/prebaseconfig.d/6
  85" "" "/usr/lib/finish-install.d/1
  86/usr/lib/prebaseconfig.d/2
  87/usr/lib/finish-install.d/4
  88/usr/lib/prebaseconfig.d/6
  89"
  90
  91testing "-x" "sort -x" "010\na0\n 0c0\n" "" "a0\n010\n 0c0\n"
  92
  93# Test that -f applies to key or fallback independently
  94
  95testing "" "sort -k2,2f" "A b b\na B C\na B a\n" "" "a B a\nA b b\na B C\n"
  96testing "" "sort -k2,2" "a B C\na B a\nA b b\n" "" "a B a\nA b b\na B C\n"
  97testing "" "sort -f -k2,2" "A b b\na B C\na B a\n" "" "a B a\nA b b\na B C\n" 
  98
  99testing "" "sort -t, -k3n" "3,4,1,2\n4,1,2,3\n1,2,3,4\n2,3,4,1\n" "" \
 100  "1,2,3,4\n2,3,4,1\n4,1,2,3\n3,4,1,2\n"
 101
 102optional SORT_FLOAT
 103
 104# not numbers < NaN < -infinity < numbers < +infinity
 105testing "-g" "sort -g" \
 106  "bork\nNaN\n-inf\n0.4\n1.222\n01.37\n2.1\n+infinity\n" "" \
 107  "01.37\n1.222\n2.1\n0.4\nNaN\nbork\n-inf\n+infinity\n"
 108
 109
 110