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71 lines
2.3 KiB
Bash
Executable File
71 lines
2.3 KiB
Bash
Executable File
#!/bin/sh
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# Check that 'date' uses the 12-hour or 24-hour clock depending on the
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# current locale.
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# Copyright (C) 2025-2026 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 <https://www.gnu.org/licenses/>.
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. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
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print_ver_ date
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locale date_fmt || skip_ "'locale date_fmt' not supported on this system"
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# Fallback C locale should be supported.
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for loc in "$LOCALE_FR_UTF8" 'en_US.UTF-8'; do
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case $(LC_ALL="$loc" locale date_fmt) in
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*%[Ilr]*) compare_time='1:00' ;;
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*%[HkRT]*) compare_time='13:00' ;;
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*) skip_ 'unrecognized locale hour format';;
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esac
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case $(LC_ALL="$loc" date -d '2025-10-11T13:00') in
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*"$compare_time"*) ;;
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*) fail=1 ;;
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esac
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# The use of %r requires checking 'locale t_fmt_ampm' for the format.
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# The use of %X requires checking 'locale t_fmt' for the format.
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fmt=$(LC_ALL="$loc" locale date_fmt)
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case "$fmt" in
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*%r*) fmt=$(LC_ALL="$loc" locale t_fmt_ampm) ;;
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*%X*) fmt=$(LC_ALL="$loc" locale t_fmt) ;;
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esac
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case "$fmt" in
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*%[IHRT]*) compare_time='01:00' ;;
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*%_[IH]*) compare_time=' 1:00' ;;
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*%[lk]*) compare_time=' 1:00' ;;
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*) skip_ 'unrecognized locale hour format';;
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esac
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case $(LC_ALL="$loc" date -d '2025-10-11T01:00') in
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*"$compare_time"*) ;;
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*) fail=1 ;;
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esac
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done
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# Make sure 'date' can use the format string given by 'locale date_fmt'
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# and that it uses it by default when no format string is given.
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for loc in $(locale -a | shuf -n 10); do
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fmt=$(LC_ALL=$loc locale date_fmt)
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if test -n "$fmt"; then
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LC_ALL=$loc date -d '2025-10-11T13:00' +"$fmt" > $loc.exp || fail=1
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LC_ALL=$loc date -d '2025-10-11T13:00' > $loc.out || fail=1
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compare $loc.exp $loc.out || fail=1
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fi
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done
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Exit $fail
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