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#!/bin/sh
# Test date resolution interface
# Copyright (C) 2025 Free Software Foundation, Inc.
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <https://www.gnu.org/licenses/>.
. "${srcdir=.}/tests/init.sh"; path_prepend_ ./src
print_ver_ date
# Ensure --resolution is supported (prints to full nano second resolution)
res=$(date --resolution) || fail=1
# Ensure %-N format is supported (prints to most concise resolution)
subsec1=$(printf '%s\n' "$res" | sed 's/.*\.//; s/0*$//' | wc -c) ||
framework_failure_
subsec2=$(date +%-N | wc -c) || framework_failure_
test "$subsec1" = "$subsec2" || fail=1
Exit $fail
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