#
# Automated Testing Framework (atf)
#
# Copyright (c) 2007 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
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# 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.
#

all_vars="atf_arch \
         atf_build_cc \
         atf_build_cflags \
         atf_build_cpp \
         atf_build_cppflags \
         atf_build_cxx \
         atf_build_cxxflags \
         atf_confdir \
         atf_includedir \
         atf_libdir \
         atf_libexecdir \
         atf_machine \
         atf_pkgdatadir \
         atf_shell \
         atf_workdir"
all_vars_no=15

atf_test_case list_all
list_all_head()
{
   atf_set "descr" "Tests that at atf-config prints all expected" \
                   "variables, and not more"
}
list_all_body()
{
   atf_check -s eq:0 -o save:stdout -e empty atf-config
   atf_check -s eq:0 -o empty -e empty \
             test "$(wc -l stdout | awk '{ print $1 }')" = "${all_vars_no}"
   for v in ${all_vars}; do
       atf_check -s eq:0 -o ignore -e empty grep "${v}" stdout
   done
}

atf_test_case query_one
query_one_head()
{
   atf_set "descr" "Tests that querying a single variable works"
}
query_one_body()
{
   for v in ${all_vars}; do
       atf_check -s eq:0 -o save:stdout -o match:"${v}" -e empty \
           atf-config "${v}"
       atf_check -s eq:0 -o empty -e empty \
                 test "$(wc -l stdout | awk '{ print $1 }')" = 1
   done
}

atf_test_case query_one_terse
query_one_terse_head()
{
   atf_set "descr" "Tests that querying a single variable in terse mode" \
                   "works"
}
query_one_terse_body()
{
   for v in ${all_vars}; do
       atf_check -s eq:0 -o save:stdout -o match:"${v}" -e empty \
           atf-config "${v}"
       atf_check -s eq:0 -o empty -e empty \
                 test "$(wc -l stdout | awk '{ print $1 }')" = 1
       atf_check -s eq:0 -o save:stdout -e empty cut -d ' ' -f 3- stdout
       atf_check -s eq:0 -o empty -e empty mv stdout expout
       atf_check -s eq:0 -o file:expout -e empty atf-config -t "${v}"
   done
}

atf_test_case query_multiple
query_multiple_head()
{
   atf_set "descr" "Tests that querying multiple variables works"
}
query_multiple_body()
{
   atf_check -s eq:0 -o save:stdout -o match:'atf_libexecdir' \
       -o match:'atf_shell' -e empty atf-config atf_libexecdir atf_shell
   atf_check -s eq:0 -o empty -e empty \
             test "$(wc -l stdout | awk '{ print $1 }')" = 2
}

atf_test_case query_unknown
query_unknown_head()
{
   atf_set "descr" "Tests that querying an unknown variable delivers" \
                   "the correct error"
}
query_unknown_body()
{
   atf_check -s eq:1 -o empty -e match:'Unknown variable.*non_existent' \
       atf-config non_existent
}

atf_test_case query_mixture
query_mixture_head()
{
   atf_set "descr" "Tests that querying a known and an unknown variable" \
                   "delivers the correct error"
}
query_mixture_body()
{
   for v in ${all_vars}; do
       atf_check -s eq:1 -o empty -e match:'Unknown variable.*non_existent' \
                 atf-config "${v}" non_existent
       atf_check -s eq:1 -o empty -e match:'Unknown variable.*non_existent' \
                 atf-config non_existent "${v}"
   done
}

atf_test_case override_env
override_env_head()
{
   atf_set "descr" "Tests that build-time variables can be overriden" \
                   "through their corresponding environment variables"
}
override_env_body()
{
   for v in ${all_vars}; do
       V=$(echo ${v} | tr '[a-z]' '[A-Z]')
       atf_check -s eq:0 -o save:stdout -e empty -x "${V}=testval atf-config"
       atf_check -s eq:0 -o empty -e empty mv stdout all

       atf_check -s eq:0 -o save:stdout -e empty grep "^${v} : " all
       atf_check -s eq:0 -o empty -e empty mv stdout affected
       atf_check -s eq:0 -o save:stdout -e empty grep -v "^${v} : " all
       atf_check -s eq:0 -o empty -e empty mv stdout unaffected

       atf_check -s eq:0 -o empty -e empty \
                 test "$(wc -l affected | awk '{ print $1 }')" = 1
       atf_check -s eq:0 -o empty -e empty \
                 test "$(wc -l unaffected | awk '{ print $1 }')" = \
                  "$((${all_vars_no} -1))"

       atf_check -s eq:0 -o ignore -e empty grep "^${v} : testval$" affected
       atf_check -s eq:1 -o empty -e empty grep ' : testval$' unaffected
   done
}

atf_init_test_cases()
{
   atf_add_test_case list_all

   atf_add_test_case query_one
   atf_add_test_case query_one_terse
   atf_add_test_case query_multiple
   atf_add_test_case query_unknown
   atf_add_test_case query_mixture

   atf_add_test_case override_env
}

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