dnl Copyright © 2014-2015, 2018-2019, 2021-2022 Nick Bowler
dnl
dnl License WTFPL2: Do What The Fuck You Want To Public License, version 2.
dnl This is free software: you are free to do what the fuck you want to.
dnl There is NO WARRANTY, to the extent permitted by law.

AT_BANNER([Autoconf macros])

dnl Verify that the DX_BASEDIR macro expands correctly during argument
dnl collection.  Crucially, the output must not contain any other text.
AT_SETUP([DX_BASEDIR during argument collection])
AT_KEYWORDS([DX_BASEDIR macro])

AT_DATA([test.in],
[[@TEST@
]])

TEST_CONFIGURE_AC(
[[AC_SUBST([TEST], 'm4@&t@_dquote(DX_BASEDIR)')
AC_CONFIG_FILES([test])
]])
TEST_AUTORECONF
TEST_CONFIGURE

printf '%s\n' "$srcdir" | sed -e 's:/\./:/:g' -e 's:/\.$::g' \
                              -e 's:\(.\)//*:\1/:g' >expout
AT_CHECK([cat test], [0], [expout])

AT_CLEANUP

dnl Verify that DX_BASEDIR is correctly AC_SUBSTed
AT_SETUP([DX_BASEDIR output substitution])
AT_KEYWORDS([DX_BASEDIR macro])

AT_DATA([test.in],
[[@DX_BASEDIR@
]])

TEST_CONFIGURE_AC(
[[DX_INIT
AC_CONFIG_FILES([test])
]])
TEST_AUTORECONF
TEST_CONFIGURE

printf '${top_srcdir}/%s\n' "$srcdir" | sed -e 's:/\./:/:g' -e 's:/\.$::g' \
                                            -e 's:\(.\)//*:\1/:g' >expout
AT_CHECK([cat test], [0], [expout])

AT_CLEANUP

dnl Verify that DX_BASEDIR is set correctly implicitly
AT_SETUP([DX_BASEDIR implicit definition])
AT_KEYWORDS([DX_BASEDIR macro])

AT_DATA([test.in],
[[@DX_BASEDIR@
]])

TEST_CONFIGURE_AC(
[[DX_EXPORTED_SH
AC_CONFIG_FILES([test])
]])
TEST_AUTORECONF
TEST_CONFIGURE

AT_CLEANUP

AT_SETUP([DX_COMMAND_OUTPUT])
AT_KEYWORDS([DX_COMMAND_OUTPUT macro])

AT_DATA([expout],
[[   leading whitespace
trailing whitespace     @&t@
embedded\ backslashes
      @&t@
backslash\
newline
]])

TEST_CONFIGURE_AC(
[[DX_COMMAND_OUTPUT([var], [cat expout])
AS@&t@_ECHO(["$var"]) >test.out
]])
TEST_AUTORECONF
TEST_CONFIGURE

AT_CHECK([cat test.out], [0], [expout])

AT_CLEANUP

AT_SETUP([DX_DO quoting])
AT_KEYWORDS([DX_DO macro])

TEST_CONFIGURE_AC(
[[m4@&t@_define([FOO])
:; { DX_DO([AS@&t@_ECHO_N(["[FOO]"])],
           [AS@&t@_ECHO_N(["[FOO]"])],
           [AS@&t@_ECHO(["[FOO]"])])
} >test.out
]])

dnl TEST_CONFIGURE_AC(
dnl [[DX_DO([AS@&t@_ECHO_N([hello,world])],[AS@&t@_ECHO_N([goodbye,world])])
dnl ]])
TEST_AUTORECONF
TEST_CONFIGURE
AT_CHECK([cat test.out], [0], [[FOOFOOFOO
]])

AT_CLEANUP

AT_SETUP([DX_LINGUAS unused country variants])
AT_KEYWORDS([DX_LINGUAS macro])

echo : >config.rpath
chmod +x config.rpath

mkdir po
AT_DATA([po/LINGUAS], [[en
]])

AT_DATA([test.in], [[POFILES = @POFILES@
MOFILES = @MOFILES@
]])

TEST_CONFIGURE_AC(
[[m4@&t@_traceoff([AM_GNU_GETTEXT])
AM_GNU_GETTEXT([external])
DX_LINGUAS
AC_CONFIG_FILES([test])
]])

TEST_AUTORECONF
LINGUAS='en_CA en'; export LINGUAS; TEST_CONFIGURE

AT_CHECK([cat test], [0], [[POFILES = po/en.po
MOFILES = po/en.mo
]])

AT_CLEANUP

AT_SETUP([DX_LINGUAS default install all])
AT_KEYWORDS([DX_LINGUAS macro])

AS_UNSET([LINGUAS])
AT_SKIP_IF([test ${LINGUAS+y}])

echo : >config.rpath
chmod +x config.rpath

mkdir po
AT_DATA([po/LINGUAS], [[en ja # a comment ko
zh
]])

AT_DATA([test.in], [[POFILES = @POFILES@
MOFILES = @MOFILES@
]])

TEST_CONFIGURE_AC(
[[m4@&t@_traceoff([AM_GNU_GETTEXT])
AM_GNU_GETTEXT([external])
DX_LINGUAS
AC_CONFIG_FILES([test])
]])

TEST_AUTORECONF
TEST_CONFIGURE

AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/ja.po po/zh.po
MOFILES = po/en.mo po/ja.mo po/zh.mo
]])

AT_CLEANUP

AT_SETUP([DX_LINGUAS selections])
AT_KEYWORDS([DX_LINGUAS macro])

echo : >config.rpath
chmod +x config.rpath

mkdir po
AT_DATA([po/LINGUAS], [[en ja # a comment ko
zh en_US
]])

AT_DATA([test.in], [[POFILES = @POFILES@
MOFILES = @MOFILES@
]])

TEST_CONFIGURE_AC(
[[m4@&t@_traceoff([AM_GNU_GETTEXT])
AM_GNU_GETTEXT([external])
DX_LINGUAS
AC_CONFIG_FILES([test])
]])
TEST_AUTORECONF

LINGUAS='en'; export LINGUAS; TEST_CONFIGURE
AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/en_US.po po/ja.po po/zh.po
MOFILES = po/en.mo
]])

LINGUAS='en_US'; export LINGUAS; TEST_CONFIGURE
AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/en_US.po po/ja.po po/zh.po
MOFILES = po/en.mo po/en_US.mo
]])

LINGUAS='en_CA'; export LINGUAS; TEST_CONFIGURE
AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/en_US.po po/ja.po po/zh.po
MOFILES = po/en.mo
]])

LINGUAS='ja ko'; export LINGUAS; TEST_CONFIGURE
AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/en_US.po po/ja.po po/zh.po
MOFILES = po/ja.mo
]])

LINGUAS='ja_JP ko_KR'; export LINGUAS; TEST_CONFIGURE
AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/en_US.po po/ja.po po/zh.po
MOFILES = po/ja.mo
]])

LINGUAS=''; export LINGUAS; TEST_CONFIGURE
AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/en_US.po po/ja.po po/zh.po
MOFILES = @&t@
]])

AT_CLEANUP

AT_SETUP([DX_LINGUAS with broken "join" utility])
AT_KEYWORDS([DX_LINGUAS macro])

echo : >config.rpath
chmod +x config.rpath

mkdir bin
cat >bin/join <<EOF
#!/bin/sh
:
EOF
chmod +x bin/join

mkdir po
AT_DATA([po/LINGUAS], [[en ja # a comment ko
zh en_US
]])

AT_DATA([test.in], [[POFILES = @POFILES@
MOFILES = @MOFILES@
]])

TEST_CONFIGURE_AC(
[[m4@&t@_traceoff([AM_GNU_GETTEXT])
AM_GNU_GETTEXT([external])
DX_LINGUAS
AC_CONFIG_FILES([test])
]])
TEST_AUTORECONF

save_PATH=$PATH
PATH=`pwd`/bin${PATH:+":$PATH"}
LINGUAS='en_US'; export LINGUAS; TEST_CONFIGURE

AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/en_US.po po/ja.po po/zh.po
MOFILES = po/en.mo po/en_US.mo
]])

LINGUAS='en_US'; export LINGUAS; TEST_CONFIGURE([JOIN=false])

AT_CHECK([cat test], [0],
[[POFILES = po/en.po po/en_US.po po/ja.po po/zh.po
MOFILES = po/en.mo po/en_US.mo
]])

PATH=$save_PATH

AT_CLEANUP

AT_SETUP([DX_BASENAME])
AT_KEYWORDS([DX_BASENAME macro])

AT_DATA([test.in], [[@base0@
@base1@
@base2@
@base3@
]])

TEST_CONFIGURE_AC(
[[DX_BASENAME([base0], ["hello"])
DX_BASENAME([base1], ["foo/bar"])
DX_BASENAME([base2], ["/foo/bar/baz"])
DX_BASENAME([base3], ["hello world"])
AC_SUBST([base0])
AC_SUBST([base1])
AC_SUBST([base2])
AC_SUBST([base3])
AC_CONFIG_FILES([test])
]])
TEST_AUTORECONF

TEST_CONFIGURE
AT_CHECK([cat test], [0], [hello
bar
baz
hello world
])

AT_CLEANUP

AT_SETUP([DX_PROG_JOIN distribution])
AT_KEYWORDS([DX_PROG_JOIN macro])

TEST_CONFIGURE_AC([[AM_INIT_AUTOMAKE([foreign])
DX_PROG_JOIN
AC_CONFIG_FILES([Makefile])
]])

AT_DATA([Makefile.am],
[[foo: ; printf '%s\n' $(DX_BASEDIR) $(DISTFILES)
]])
TEST_AUTORECONF

TEST_CONFIGURE
AT_CHECK([make -s foo], [0], [stdout])
AT_CHECK([exec 3<stdout
read basedir <&3; while read f <&3; do
  test x"$f" = x"$basedir/scripts/join.awk" && exit
done
exit 1])

AT_CLEANUP

AT_SETUP([DX_GNULIB_SYMFILES])
AT_KEYWORDS([DX_GNULIB_SYMFILES macro])

echo : >compile
TEST_CONFIGURE_AC([[AM_INIT_AUTOMAKE([foreign])
AM_PROG_CC_C_O
AC_SUBST([GLSRC], [.])
DX_AUTOMAKE_COMPAT
DX_GNULIB_SYMFILES([symfiles.lst])
AC_CONFIG_FILES([Makefile])
]])

AT_DATA([symfiles.lst],
[[b.foo
d.bar
]])

cp "$srcdir/snippet/glconfig.mk" .
AT_DATA([Makefile.am],
[[CLEANFILES =
DISTCLEANFILES =

# automake won't emit this without sources but we expect it to be set
am__depfiles_maybe = depfiles
am__maybe_remake_depfiles = depfiles

gnulib_headers =
gnulib_objects = a.o c.o b.o e.o d.o
gnulib_all_symfiles = $(gnulib_objects:.o=.glsym)
gnulib_symfiles = $(gnulib_all_symfiles)

do_test:
	printf '%s\n' $(gnulib_symfiles) | LC_ALL=C sort; \
	  echo ///; printf '%s\n' $(gnulib_extra_objects) | LC_ALL=C sort
.PHONY: do_test

include $(top_srcdir)/glconfig.mk
]])
TEST_AUTORECONF

TEST_CONFIGURE
AT_CHECK([make -s do_test], [0], [[b.glsym
d.glsym
///
a.o
c.o
e.o
]])

dnl verify rebuild rule insertion
sed '/^gnulib_objects/s/b[[.]]o//' Makefile.in >tmp
mv -f tmp Makefile.in
AT_CHECK([make -s do_test >rebuild.out &&
  sed '/^config.status:/,$!d' rebuild.out], [0],
[[config.status: creating Makefile
config.status: executing depfiles commands
config.status: executing gnulib-symfiles commands
d.glsym
///
a.o
c.o
e.o
]])

AT_CLEANUP

AT_SETUP([DX_GNULIB_SYMFILES distribution])
AT_KEYWORDS([DX_GNULIB_SYMFILES macro])

TEST_CONFIGURE_AC([[AM_INIT_AUTOMAKE([foreign])
DX_GNULIB_SYMFILES([symfiles.lst])
AC_CONFIG_FILES([Makefile])
]])

AT_DATA([symfiles.lst])
AT_DATA([Makefile.am],
[[foo: ; printf '%s\n' $(top_srcdir) $(DISTFILES)
]])
TEST_AUTORECONF

TEST_CONFIGURE
AT_CHECK([make -s foo], [0], [stdout])
AT_CHECK([exec 3<stdout
read basedir <&3; while read f <&3; do
  test x"$f" = x"$basedir/symfiles.lst" && exit
done
exit 1])

AT_CLEANUP