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Write up some basic tests for readlink(1)

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The tests exercise -f (f_flag), -n (n_flag), and no arguments (basic).

MFC after:	1 month
Sponsored by:	Dell EMC Isilon
This commit is contained in:
Enji Cooper 2017-06-11 21:13:12 +00:00
parent c19afa1c20
commit 21860bf938
5 changed files with 85 additions and 1 deletions
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2
etc/mtree/BSD.tests.dist
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@ -670,6 +670,8 @@
..
soelim
..
stat
..
tail
..
tar

4
usr.bin/stat/Makefile
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@ -1,8 +1,12 @@
# $FreeBSD$
.include <src.opts.mk>
PROG= stat
LINKS= ${BINDIR}/stat ${BINDIR}/readlink
MLINKS= stat.1 readlink.1
SUBDIR.${MK_TESTS}+= tests
.include <bsd.prog.mk>

2
usr.bin/stat/stat.1
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@ -29,7 +29,7 @@
.\"
.\" $FreeBSD$
.\"
.Dd April 22, 2012
.Dd June 22, 2017
.Dt STAT 1
.Os
.Sh NAME

5
usr.bin/stat/tests/Makefile Normal file
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@ -0,0 +1,5 @@
# $FreeBSD$
ATF_TESTS_SH+= readlink_test
.include <bsd.test.mk>

73
usr.bin/stat/tests/readlink_test.sh Executable file
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#
# Copyright (c) 2017 Dell EMC
# All rights reserved.
#
# 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.
#
# $FreeBSD$
atf_test_case f_flag
basic_head()
{
atf_set "descr" "Verify that calling readlink without any flags " \
"prints out the symlink target for a file"
}
basic_body()
{
atf_check ln -s foo bar
atf_check -o inline:'foo\n' readlink bar
}
atf_test_case f_flag
f_flag_head()
{
atf_set "descr" "Verify that calling readlink with -f will not emit " \
"an error message/exit with a non-zero code"
}
f_flag_body()
{
atf_check touch A.file
atf_check ln -s nonexistent A.link
atf_check -o inline:"nonexistent\n" \
-s exit:1 readlink A.file A.link
atf_check -o inline:"$(realpath A.file)\n$PWD/nonexistent\n" \
-s exit:1 readlink -f A.file A.link
}
atf_test_case n_flag
n_flag_head()
{
}
n_flag_body()
{
atf_check ln -s nonexistent.A A
atf_check ln -s nonexistent.B B
atf_check -o 'inline:nonexistent.A\nnonexistent.B\n' readlink A B
atf_check -o 'inline:nonexistent.Anonexistent.B' readlink -n A B
}
atf_init_test_cases()
{
atf_add_test_case basic
atf_add_test_case f_flag
atf_add_test_case n_flag
}