minix/tests/bin/sh/t_expand.sh

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# $NetBSD: t_expand.sh,v 1.2 2013/10/06 21:05:50 ast Exp $
#
# Copyright (c) 2007, 2009 The NetBSD Foundation, Inc.
# 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 NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
#
#
# This file tests the functions in expand.c.
#
delim_argv() {
str=
while [ $# -gt 0 ]; do
if [ -z "${str}" ]; then
str=">$1<"
else
str="${str} >$1<"
fi
shift
done
echo ${str}
}
atf_test_case dollar_at
dollar_at_head() {
atf_set "descr" "Somewhere between 2.0.2 and 3.0 the expansion" \
"of the \$@ variable had been broken. Check for" \
"this behavior."
}
dollar_at_body() {
# This one should work everywhere.
got=`echo "" "" | sed 's,$,EOL,'`
atf_check_equal ' EOL' '$got'
# This code triggered the bug.
set -- "" ""
got=`echo "$@" | sed 's,$,EOL,'`
atf_check_equal ' EOL' '$got'
set -- -
shift
n_arg() { echo $#; }
n_args=`n_arg "$@"`
atf_check_equal '0' '$n_args'
}
atf_test_case dollar_at_with_text
dollar_at_with_text_head() {
atf_set "descr" "Test \$@ expansion when it is surrounded by text" \
"within the quotes. PR bin/33956."
}
dollar_at_with_text_body() {
set --
atf_check_equal '' "$(delim_argv "$@")"
atf_check_equal '>foobar<' "$(delim_argv "foo$@bar")"
atf_check_equal '>foo bar<' "$(delim_argv "foo $@ bar")"
set -- a b c
atf_check_equal '>a< >b< >c<' "$(delim_argv "$@")"
atf_check_equal '>fooa< >b< >cbar<' "$(delim_argv "foo$@bar")"
atf_check_equal '>foo a< >b< >c bar<' "$(delim_argv "foo $@ bar")"
}
atf_test_case strip
strip_head() {
atf_set "descr" "Checks that the %% operator works and strips" \
"the contents of a variable from the given point" \
"to the end"
}
strip_body() {
line='#define bindir "/usr/bin" /* comment */'
stripped='#define bindir "/usr/bin" '
atf_expect_fail "PR bin/43469"
atf_check_equal '$stripped' '${line%%/\**}'
}
atf_test_case varpattern_backslashes
varpattern_backslashes_head() {
atf_set "descr" "Tests that protecting wildcards with backslashes" \
"works in variable patterns."
}
varpattern_backslashes_body() {
line='/foo/bar/*/baz'
stripped='/foo/bar/'
atf_check_equal $stripped ${line%%\**}
}
atf_test_case arithmetic
arithmetic_head() {
atf_set "descr" "POSIX requires shell arithmetic to use signed" \
"long or a wider type. We use intmax_t, so at" \
"least 64 bits should be available. Make sure" \
"this is true."
}
arithmetic_body() {
atf_check_equal '3' '$((1 + 2))'
atf_check_equal '2147483647' '$((0x7fffffff))'
atf_check_equal '9223372036854775807' '$(((1 << 63) - 1))'
}
atf_test_case iteration_on_null_parameter
iteration_on_null_parameter_head() {
atf_set "descr" "Check iteration of \$@ in for loop when set to null;" \
"the error \"sh: @: parameter not set\" is incorrect." \
"PR bin/48202."
}
iteration_on_null_parameter_body() {
s1=`/bin/sh -uc 'N=; set -- ${N}; for X; do echo "[$X]"; done' 2>&1`
s2=`/bin/sh -uc 'N=; set -- ${N:-}; for X; do echo "[$X]"; done' 2>&1`
atf_check_equal '' '$s1'
atf_check_equal '[]' '$s2'
}
atf_init_test_cases() {
atf_add_test_case dollar_at
atf_add_test_case dollar_at_with_text
atf_add_test_case strip
atf_add_test_case varpattern_backslashes
atf_add_test_case arithmetic
atf_add_test_case iteration_on_null_parameter
}