xref: /freebsd/usr.bin/printenv/tests/printenv_test.sh (revision 1e3214571b78a659ccf8174e1528546d5c385a20)

#
# SPDX-License-Identifier: BSD-2-Clause
#
# Copyright (c) 2023 The FreeBSD Foundation
#
# This software was developed by Yan-Hao Wang <bses30074@gmail.com>
# under sponsorship from the FreeBSD Foundation.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS "AS IS" AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE
#

atf_test_case base
base_head()
{
    atf_set "descr" "Check that all reported variables exist with the reported values."
}
base_body()
{
    printenv | while IFS= read -r env; do
            env_name=${env%%=*}
            env_value=${env#*=}
            expected_value=$(eval echo "\$$env_name")
            atf_check_equal "${env_value}" "${expected_value}"
    done
}

atf_test_case add_delete_env
add_delete_env_head()
{
    atf_set "descr" "New changes to the environment should be reflected in printenv's output"
}
add_delete_env_body()
{
    env_name=$(date +"%Y%m%d%H%M%S")
    export "env_${env_name}=value"
    atf_check -o inline:"value\n" printenv "env_${env_name}"
    unset "env_${env_name}"
    atf_check -s exit:1 printenv "env_${env_name}"
}

atf_init_test_cases()
{
    atf_add_test_case base
    atf_add_test_case add_delete_env
}