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89779e8497
* tests/misc/sort-discrim: Correct reversed args to "compare". This nit was masked by a bug in maint.mk that effectively disabled many of the syntax-check rules.
90 lines
2.7 KiB
Bash
Executable File
90 lines
2.7 KiB
Bash
Executable File
#!/bin/sh
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# Test discriminator-based sorting.
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# Copyright (C) 2012 Free Software Foundation, Inc.
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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. "${srcdir=.}/init.sh"; path_prepend_ ../src
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print_ver_ sort
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# Set limit variables.
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getlimits_
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# These tests are designed for a 'sort' implementation that uses a
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# discriminator, i.e., a brief summary of a key that may have lost info,
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# but whose ordering is consistent with that of the original key.
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# The tests are useful even if 'sort' does not use this representation.
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# Test lexicographic sorting.
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# A long-enough string so that it overruns a small discriminator buffer size.
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long_prefix='aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'
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seq -f "$long_prefix%5.0f" 10000 > exp || fail=1
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sort -R exp | LC_ALL=C sort > out || fail=1
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compare exp out || fail=1
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# Test numeric sorting.
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# These tests are designed for an internal representation that ordinarily
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# looks at the number plus two decimal digits, but if -h is
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# used it looks at one decimal place plus a 4-bit SI prefix value.
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# In both cases, there's an extra factor of 2 for the sign.
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# Note INTMAX_MAX is used below as that's that largest number
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# expr can handle on all systems (without GMP).
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max_int100=$(expr $INTMAX_MAX / 100) &&
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max_frac100=$(printf '%.2d' $(expr $INTMAX_MAX % 100)) &&
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max_int160=$(expr $INTMAX_MAX / 160) &&
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max_frac160=$(expr $INTMAX_MAX / 16 % 10) &&
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{ printf -- "\
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-$UINTMAX_OFLOW
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-$UINTMAX_MAX
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-${max_int100}0.1
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-${max_int100}0
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-${max_int100}0.0
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-${max_int160}0.1
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-${max_int160}0
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-${max_int160}0.0
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-$max_int100.${max_frac100}1
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-$max_int100.$max_frac100
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-$max_int160.${max_frac160}1
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-$max_int160.$max_frac160
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" &&
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seq -- -10 .001 10 &&
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printf "\
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$max_int160
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$max_int160.$max_frac160
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$max_int160.${max_frac160}1
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$max_int100
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$max_int100.$max_frac100
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$max_int100.${max_frac100}1
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${max_int160}0
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${max_int160}0.0
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${max_int160}0.1
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${max_int100}0
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${max_int100}0.0
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${max_int100}0.1
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$UINTMAX_MAX
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$UINTMAX_OFLOW
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"
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} > exp || fail=1
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for opts in -n -h; do
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sort -R exp | LC_ALL=C sort $opts > out || fail=1
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compare exp out || fail=1
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done
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Exit $fail
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