>From ce3012d4177e688f0dacfff20e3abceb51626911 Mon Sep 17 00:00:00 2001
Message-Id: <address@hidden>
From: Stefano Lattarini <address@hidden>
Date: Thu, 9 Aug 2012 22:18:28 +0200
Subject: [PATCH 1/2] [ng] tags: enhance testsuite coverage for etags/ctags

* t/tagsub.sh: Here.

Signed-off-by: Stefano Lattarini <address@hidden>
---
 t/tagsub.sh | 71 ++++++++++++++++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 58 insertions(+), 13 deletions(-)

diff --git a/t/tagsub.sh b/t/tagsub.sh
index 9103805..c8a6e90 100755
--- a/t/tagsub.sh
+++ b/t/tagsub.sh
@@ -21,28 +21,73 @@ required=etags
 . ./defs || exit 1
 
 cat >> configure.ac << 'END'
-AC_CONFIG_FILES([sub/Makefile])
+AC_SUBST([CC], [false])
+AM_CONDITIONAL([CONF_FALSE], [false])
+AC_CONFIG_FILES([sub1/Makefile])
+AC_CONFIG_FILES([sub2/Makefile])
+AC_CONFIG_FILES([sub2/subsub/Makefile])
+AC_CONFIG_FILES([sub3/Makefile])
 AC_OUTPUT
 END
 
-echo 'SUBDIRS = sub' > Makefile.am
-mkdir sub
-echo 'noinst_HEADERS = iguana.h' > sub/Makefile.am
-: > sub/iguana.h
+mkdir sub1 sub2 sub3 sub2/subsub
+
+cat > Makefile.am << 'END'
+SUBDIRS = sub1 sub2 sub3
+test-tags: tags
+	cat sub1/TAGS
+	cat sub2/TAGS
+	cat sub2/subsub/TAGS
+	test ! -f sub3/TAGS
+	grep 'sub1/TAGS' TAGS
+	grep 'sub2/TAGS' TAGS
+	grep 'sub3/TAGS' TAGS && exit 1; :
+	grep 'iguana\.c' sub1/TAGS
+	grep 'subsub/TAGS' sub2/TAGS
+	grep 'subsub/foo\.h' sub2/TAGS
+	grep 'bar\.baz' sub2/subsub/TAGS
+	grep 'foo\.off' sub2/subsub/TAGS
+	grep 'foo\.h' sub2/subsub/TAGS && exit 1; :
+check-local: test-tags
+END
+
+cat > sub1/Makefile.am << 'END'
+if COND_FALSE
+bin_PROGRAMS = iguana
+endif
+END
+echo 'int main () { return choke_me (); }' > sub1/iguana.c
+
+cat > sub2/Makefile.am << 'END'
+SUBDIRS = subsub .
+noinst_HEADERS = subsub/foo.h
+subsub/foo.h:
+	echo dummy >$@
+CLEANFILES = $(noinst_HEADERS)
+END
+
+cat > sub2/subsub/Makefile.am << 'END'
+EXTRA_DIST = bar.baz
+nodist_noinst_DATA = foo.off
+TAGS_FILES = $(EXTRA_DIST) $(nodist_noinst_DATA)
+MOSTLYCLEANFILES = $(nodist_noinst_DATA)
+foo.off:
+	echo $@ >$@
+END
+: > sub2/subsub/bar.baz
+
+# No file to tag here, deliberately.
+: > sub3/Makefile.am
 
 $ACLOCAL
 $AUTOCONF
-$AUTOMAKE
+$AUTOMAKE -i
 
 ./configure
-$MAKE tags
-test -f sub/TAGS
-test -f TAGS
-$FGREP sub/TAGS TAGS
-$FGREP iguana.h sub/TAGS
+$MAKE test-tags
+$MAKE distcheck
 
 $MAKE distclean
-test ! -e sub/TAGS
-test ! -e TAGS
+find . -name TAGS | grep . && exit 1
 
 :
-- 
1.7.12.rc0