rewrite tests (#515)

* rewrite tests to work with meson

This ports our tests to meson and makes them able to be run in parallel.

* add tests to ci

* rewrite test/check-trailing-newlines in bash

This test was using a GNU sed command which does not work on Alpine Linux.

11 files changed, 128 insertions, 109 deletions

diff --git a/test/check-obsolete-functions.sh b/test/check-obsolete-functions.sh
new file mode 100755
index 00000000..c9a200f1
--- /dev/null
+++ b/test/check-obsolete-functions.sh
@@ -0,0 +1,11 @@
+#!/bin/sh
+
+top_srcdir=${SOURCE_ROOT:-..}
+. ${top_srcdir}/test/setup_env.sh
+
+ebegin "Checking for obsolete functions"
+out=$(cd ${top_srcdir}; find src -name '*.[ch]' \
+	! -name queue.h \
+	-exec grep -n -E '\<(malloc|memory|sys/(errno|fcntl|signal|stropts|termios|unistd))\.h\>' {} +)
+[ -z "${out}" ]
+eend $? "Avoid these obsolete functions:"$'\n'"${out}"
diff --git a/test/check-spacing-style.sh b/test/check-spacing-style.sh
new file mode 100644
index 00000000..b8c1cd2a
--- /dev/null
+++ b/test/check-spacing-style.sh
@@ -0,0 +1,18 @@
+#!/bin/sh
+
+top_srcdir=${SOURCE_ROOT:-..}
+. ${top_srcdir}/test/setup_env.sh
+
+ebegin "Checking spacing style"
+out=$(cd ${top_srcdir}; find src -name '*.[ch]' \
+	! -name queue.h \
+	-exec grep -n -E \
+		-e '\<(for|if|switch|while)\(' \
+		-e '\<(for|if|switch|while) \( ' \
+		-e ' ;' \
+		-e '[[:space:]]$' \
+		-e '\){' \
+		-e '(^|[^:])//' \
+	{} +)
+[ -z "${out}" ]
+eend $? "These lines violate style rules:"$'\n'"${out}"
diff --git a/test/check-trailing-newlines.sh b/test/check-trailing-newlines.sh
new file mode 100755
index 00000000..4c99e761
--- /dev/null
+++ b/test/check-trailing-newlines.sh
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+top_srcdir=${SOURCE_ROOT:-..}
+. ${top_srcdir}/test/setup_env.sh
+
+ebegin "Checking trailing newlines in code"
+out=$(cd ${top_srcdir};
+	for f in $(find */ -name '*.[ch]') ; do
+		while read -r line; do
+			if [ -n "${line}" ]; then
+				blankline=
+			else
+				blankline=1
+			fi
+		done < "${f}"
+		[ -n "${blankline}" ] && printf "%s\n" "${f}"
+	done)
+[ -z "${out}" ]
+eend $? "Trailing newlines need to be deleted:"$'\n'"${out}"
diff --git a/test/check-trailing-whitespace.sh b/test/check-trailing-whitespace.sh
new file mode 100755
index 00000000..4aa4af9a
--- /dev/null
+++ b/test/check-trailing-whitespace.sh
@@ -0,0 +1,12 @@
+#!/bin/sh
+
+top_srcdir=${SOURCE_ROOT:-..}
+. ${top_srcdir}/test/setup_env.sh
+
+ebegin "Checking trailing whitespace in code"
+# XXX: Should we check man pages too ?
+out=$(cd ${top_srcdir}; find */ \
+	'(' -name '*.[ch]' -o -name '*.in' -o -name '*.sh' ')' \
+	-exec grep -n -E '[[:space:]]+$' {} +)
+[ -z "${out}" ]
+eend $? "Trailing whitespace needs to be deleted:"$'\n'"${out}"
diff --git a/test/check-xfunc-usage.sh b/test/check-xfunc-usage.sh
new file mode 100755
index 00000000..1e35002a
--- /dev/null
+++ b/test/check-xfunc-usage.sh
@@ -0,0 +1,15 @@
+#!/bin/sh
+
+top_srcdir=${SOURCE_ROOT:-..}
+. ${top_srcdir}/test/setup_env.sh
+
+ebegin "Checking for x* func usage"
+out=$(cd ${top_srcdir}; find src -name '*.[ch]' \
+	! -name queue.h \
+	-exec grep -n -E '\<(malloc|strdup)[[:space:]]*\(' {} + \
+	| grep -v \
+		-e src/shared/helpers.h \
+		-e src/libeinfo/libeinfo.c)
+
+[ -z "${out}" ]
+eend $? "These need to be using the x* variant:"$'\n'"${out}"
diff --git a/test/meson.build b/test/meson.build
new file mode 100644
index 00000000..5f1274df
--- /dev/null
+++ b/test/meson.build
@@ -0,0 +1,26 @@
+if meson.version().version_compare('>=0.56.0')
+  build_root = meson.project_build_root()
+  source_root = meson.project_source_root()
+else
+  build_root = meson.build_root()
+  source_root = meson.source_root()
+endif
+
+test_env = [
+  'BUILD_ROOT=' + build_root,
+  'SOURCE_ROOT=' + source_root
+  ]
+
+check_obsolete_functions = find_program('check-obsolete-functions.sh')
+check_spacing_style = find_program('check-spacing-style.sh')
+check_trailing_newlines = find_program('check-trailing-newlines.sh')
+check_trailing_whitespace = find_program('check-trailing-whitespace.sh')
+check_xfunc_usage = find_program('check-xfunc-usage.sh')
+
+test('check for obsolete functions', check_obsolete_functions, env : test_env)
+test('check spacing style', check_spacing_style, env : test_env)
+test('check trailing newlines', check_trailing_newlines, env : test_env)
+test('check trailing whitespace', check_trailing_whitespace, env : test_env)
+test('check xfunc usage', check_xfunc_usage, env : test_env)
+
+subdir('units')
diff --git a/test/runtests.sh b/test/runtests.sh
deleted file mode 100755
index 5e21d2ab..00000000
--- a/test/runtests.sh
+++ /dev/null
@@ -1,92 +0,0 @@
-#!/bin/sh
-
-top_srcdir=${top_srcdir:-..}
-. ${top_srcdir}/test/setup_env.sh
-
-libeinfo_srcdir="${srcdir}/../libeinfo"
-libeinfo_builddir="${builddir}/../libeinfo"
-librc_srcdir="${srcdir}/../librc"
-librc_builddir="${builddir}/../librc"
-rc_srcdir="${srcdir}/../rc"
-rc_builddir="${builddir}/../rc"
-
-checkit() {
-	local base=$1; shift
-	echo "$@" | tr ' ' '\n' > ${base}.out
-	diff -u ${base}.list ${base}.out
-	eend $?
-	: $(( ret += $? ))
-}
-
-ret=0
-
-fail_on_out() {
-	if [ -n "${out}" ]; then
-		eerror "Last command failed; failing"
-		exit 1
-	fi
-}
-
-ebegin "Checking trailing whitespace in code"
-# XXX: Should we check man pages too ?
-out=$(cd ${top_srcdir}; find */ \
-	'(' -name '*.[ch]' -o -name '*.in' -o -name '*.sh' ')' \
-	-exec grep -n -E '[[:space:]]+$' {} +)
-[ -z "${out}" ]
-eend $? "Trailing whitespace needs to be deleted:"$'\n'"${out}"
-fail_on_out
-
-ebegin "Checking trailing newlines in code"
-out=$(cd ${top_srcdir};
-	for f in `find */ -name '*.[ch]'` ; do
-		sed -n -e :a -e '/^\n*$/{$q1;N;ba' -e '}' $f || echo $f
-	done)
-[ -z "${out}" ]
-eend $? "Trailing newlines need to be deleted:"$'\n'"${out}"
-fail_on_out
-
-ebegin "Checking for obsolete functions"
-out=$(cd ${top_srcdir}; find src -name '*.[ch]' \
-	! -name queue.h \
-	-exec grep -n -E '\<(malloc|memory|sys/(errno|fcntl|signal|stropts|termios|unistd))\.h\>' {} +)
-[ -z "${out}" ]
-eend $? "Avoid these obsolete functions:"$'\n'"${out}"
-fail_on_out
-
-ebegin "Checking for x* func usage"
-out=$(cd ${top_srcdir}; find src -name '*.[ch]' \
-	! -name queue.h \
-	-exec grep -n -E '\<(malloc|strdup)[[:space:]]*\(' {} + \
-	| grep -v \
-		-e src/includes/helpers.h \
-		-e src/libeinfo/libeinfo.c)
-[ -z "${out}" ]
-eend $? "These need to be using the x* variant:"$'\n'"${out}"
-fail_on_out
-
-ebegin "Checking spacing style"
-out=$(cd ${top_srcdir}; find src -name '*.[ch]' \
-	! -name queue.h \
-	-exec grep -n -E \
-		-e '\<(for|if|switch|while)\(' \
-		-e '\<(for|if|switch|while) \( ' \
-		-e ' ;' \
-		-e '[[:space:]]$' \
-		-e '\){' \
-		-e '(^|[^:])//' \
-	{} +)
-[ -z "${out}" ]
-eend $? "These lines violate style rules:"$'\n'"${out}"
-fail_on_out
-
-einfo "Running unit tests"
-eindent
-for u in units/*; do
-	[ -x "${u}" -a -f "${u}" ] || continue
-	ebegin "$(basename "${u}")"
-	./"${u}"
-	eend $?
-	: $(( ret += $? ))
-done
-
-exit ${ret}
diff --git a/test/setup_env.sh b/test/setup_env.sh
index 881984f9..1dcd12d2 100755
--- a/test/setup_env.sh
+++ b/test/setup_env.sh
@@ -1,23 +1,21 @@
 #!/bin/sh
 
-if [ -z "${top_srcdir}" ] ; then
-	echo "You must set top_srcdir before sourcing this file" 1>&2
+if [ -z "${BUILD_ROOT}" ] ; then
+	printf "%s\n"  "You must export BUILD_ROOT before sourcing this file" >&2
 	exit 1
 fi
 
-srcdir=${srcdir:-.}
-top_builddir=${top_builddir:-${top_srcdir}}
-builddir=${builddir:-${srcdir}}
-
-LD_LIBRARY_PATH=${top_builddir}/src/libeinfo:${top_builddir}/src/librc:${LD_LIBRARY_PATH}
-PATH=${top_builddir}/src/rc:${PATH}
-export LD_LIBRARY_PATH PATH
+if [ -z "${SOURCE_ROOT}" ] ; then
+	printf "%s\n" "You must export SOURCE_ROOT before sourcing this file" >&2
+	exit 1
+fi
 
-if [ ! -f ${top_srcdir}/sh/functions.sh ] ; then
-	echo "functions.sh not yet created !?" 1>&2
+if [ ! -f ${BUILD_ROOT}/sh/functions.sh ] ; then
+	printf "%s\n" "functions.sh not yet created !?" >&2
 	exit 1
-elif ! . ${top_srcdir}/sh/functions.sh; then
-	echo "Sourcing functions.sh failed !?" 1>&2
+elif ! . ${BUILD_ROOT}/sh/functions.sh; then
+	printf "%s\n" "Sourcing functions.sh failed !?" >&2
 	exit 1
 fi
 
+PATH="${BUILD_ROOT}"/src/einfo:${PATH}
diff --git a/test/units/is_older_than b/test/units/check-is-older-than.sh
index 47a62d78..8987fcd2 100755
--- a/test/units/is_older_than
+++ b/test/units/check-is-older-than.sh
@@ -2,7 +2,13 @@
 # unit test for is_older_than code of baselayout (2008/06/19)
 # Author: Matthias Schwarzott <zzam@gentoo.org>
 
-TMPDIR=tmp-"$(basename "$0")"
+if [ -z "${BUILD_ROOT}" ]; then
+	printf "%s\n" "BUILD_ROOT must be defined" >&2
+	exit 1
+fi
+PATH="${BUILD_ROOT}"/src/is_older_than:${PATH}
+
+TMPDIR="${BUILD_ROOT}"/tmp-"$(basename "$0")"
 
 # Please note that we added this unit test because the function
 # should really be called is_newer_than as it's what it's really testing.
@@ -37,13 +43,14 @@ do_test()
 	is_older_than "$@"
 	r2=$?
 
-	[ -n "${VERBOSE}" ] && echo "reference = $r1  |  OpenRC = $r2"
+	[ -n "${VERBOSE}" ] &&
+		printf "reference = %s  |  OpenRC = %s\n" "$r1" "$r2"
 	[ $r1 = $r2 ]
 }
 
 echo_cmd()
 {
-	[ -n "${VERBOSE}" ] && echo "$@"
+	[ -n "${VERBOSE}" ] && printf "%s\n" "$@"
 	"$@"
 }
 
diff --git a/test/units/sh_yesno b/test/units/check-sh-yesno.sh
index 380864ee..ecc2f6dd 100755
--- a/test/units/sh_yesno
+++ b/test/units/check-sh-yesno.sh
@@ -9,7 +9,7 @@
 # This file may not be copied, modified, propagated, or distributed
 #    except according to the terms contained in the LICENSE file.
 
-: ${top_srcdir:=..}
+top_srcdir=${SOURCE_ROOT:-..}
 . $top_srcdir/test/setup_env.sh
 
 ret=0
diff --git a/test/units/meson.build b/test/units/meson.build
new file mode 100644
index 00000000..23c2758a
--- /dev/null
+++ b/test/units/meson.build
@@ -0,0 +1,5 @@
+is_older_than = find_program('check-is-older-than.sh')
+sh_yesno = find_program('check-sh-yesno.sh')
+
+test('is_older_than', is_older_than, env : test_env)
+test('sh_yesno', sh_yesno, env : test_env)