Convert shell script tests to regress make rules. Having only one

tool and more verbosity allows better debugging.  Additional tests
check that gzip and gunzip preserve file permissions and ownership.

1 files changed, 135 insertions, 9 deletions

diff --git a/regress/usr.bin/gzip/Makefile b/regress/usr.bin/gzip/Makefile
index 6a17ae8851a..2777447a75c 100644
--- a/regress/usr.bin/gzip/Makefile
+++ b/regress/usr.bin/gzip/Makefile
@@ -1,17 +1,143 @@
-# $OpenBSD: Makefile,v 1.1 2008/08/20 09:29:51 mpf Exp $
+# $OpenBSD: Makefile,v 1.2 2017/06/22 16:10:34 bluhm Exp $
 
-TESTSCRIPTS=t1 t2
+# Copyright (c) 2008 Marco Pfatschbacher <mpf@openbsd.org>
+# Copyright (c) 2017 Alexander Bluhm <bluhm@openbsd.org>
+#
+# Permission to use, copy, modify, and distribute this software for any
+# purpose with or without fee is hereby granted, provided that the above
+# copyright notice and this permission notice appear in all copies.
+#
+# THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+# WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+# MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
+# ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+# WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
+# ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
+# OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 
-.for t in ${TESTSCRIPTS}
-REGRESS_TARGETS+=t-${t}
-CLEANFILES+=${t}.gz
+CLEANFILES=	*.gz rc rcmotd multi owner perm
 
-t-${t}:
-	sh ${.CURDIR}/${t}.sh ${.CURDIR} ${.OBJDIR}
+# Test if gzip(1) detects truncated or corrupted files
+
+REGRESS_TARGETS+=	run-regress-integrity
+run-regress-integrity:
+	@echo "\n==== $@ ===="
+	# create gz
+	gzip -v </etc/rc >rc.gz
+	# check that everything is ok
+	gzip -vt rc.gz
+
+REGRESS_TARGETS+=	run-regress-truncate-2k
+run-regress-truncate-2k:
+	@echo "\n==== $@ ===="
+	# truncate at 2k
+	gzip </etc/rc >rc.gz
+	dd if=rc.gz bs=1k count=2 of=2k.gz
+	# check that truncation is detected
+	! gzip -vt 2k.gz
+
+REGRESS_TARGETS+=	run-regress-truncate-1k
+run-regress-truncate-1k:
+	@echo "\n==== $@ ===="
+	# truncate at 1k
+	gzip </etc/rc >rc.gz
+	dd if=rc.gz bs=1k count=1 of=1k.gz
+	# check that truncation is detected
+	! gzip -vt 1k.gz
+
+REGRESS_TARGETS+=	run-regress-skip
+run-regress-skip:
+	@echo "\n==== $@ ===="
+	# skip some data in the middle
+	gzip </etc/rc >rc.gz
+	dd if=rc.gz bs=1k count=1 of=skip.gz
+	dd if=rc.gz bs=1k seek=2 skip=2 conv=notrunc of=skip.gz
+	# check that corruption is detected
+	! gzip -vt skip.gz
+
+JOT100!=	jot 100
+REGRESS_TARGETS+=	run-regress-fuzz
+run-regress-fuzz:
+	@echo "\n==== $@ ===="
+	# simple fuzzer that modifies one random byte at a random offset
+	gzip </etc/rc >rc.gz
+.for i in ${JOT100}
+	dd if=rc.gz bs=1k of=fuzz.gz status=none
+	RANDOM=$i;\
+	    where=$$((RANDOM % 2048 + 256)); fuzz=$$((RANDOM % 256));\
+	    orig=`dd if=rc.gz bs=1 skip=$$where count=1 status=none |\
+	    hexdump -e '"%d"'`;\
+	    echo "$i/100: fuzzing byte @$$where: $$orig -> $$fuzz";\
+	    echo -n \\0`printf "%o" $$fuzz` |\
+	    dd bs=1 seek=$$where conv=notrunc of=fuzz.gz status=none
+	cmp -s rc.gz fuzz.gz || ! gzip -vt fuzz.gz
 .endfor
 
-CLEANFILES+=*.test
+# test basic gzip functionality
+
+REGRESS_TARGETS+=	run-regress-gunzip
+run-regress-gunzip:
+	@echo "\n==== $@ ===="
+	# gzip and gunzip
+	gzip -v </etc/rc >rc.gz
+	gunzip -f rc.gz
+	# check that uncompressed file does match
+	diff -up /etc/rc rc
+
+REGRESS_TARGETS+=	run-regress-multi
+run-regress-multi:
+	@echo "\n==== $@ ===="
+	# compress multiple files
+	gzip -c /etc/rc /etc/motd >multi.gz
+	# check multiple gzip file
+	gzip -vt multi.gz
+	gunzip -f multi.gz
+	# check that gunzipped files do match
+	cat /etc/rc /etc/motd >rcmotd
+	diff -up rcmotd multi
+
+# Test permissions
+
+REGRESS_TARGETS+=	run-regress-perm-zip
+run-regress-perm-zip:
+	@echo "\n==== $@ ===="
+	# compress file with special permissions
+	cat /etc/rc >perm
+	chmod 614 perm
+	rm -f perm.gz
+	gzip perm
+	ls -l perm.gz | grep '^-rw---xr-- '
+
+REGRESS_TARGETS+=	run-regress-perm-unzip
+run-regress-perm-unzip:
+	@echo "\n==== $@ ===="
+	# uncompress file with special permissions
+	gzip </etc/rc >perm.gz
+	chmod 614 perm.gz
+	rm -f perm
+	gunzip perm.gz
+	ls -l perm | grep '^-rw---xr-- '
+
+REGRESS_TARGETS+=	run-regress-owner-zip
+run-regress-owner-zip:
+	@echo "\n==== $@ ===="
+	# compress file as root with user and group nobody
+	rm -f owner
+	cat /etc/rc >owner
+	${SUDO} chown nobody:nobody owner
+	rm -f owner.gz
+	${SUDO} gzip owner
+	ls -l owner.gz | grep ' nobody  *nobody '
 
-.PHONY: ${REGRESS_TARGETS}
+REGRESS_TARGETS+=	run-regress-owner-unzip
+run-regress-owner-unzip:
+	@echo "\n==== $@ ===="
+	# uncompress file with special permissions
+	rm -f owner.gz
+	gzip </etc/rc >owner.gz
+	${SUDO} chown nobody:nobody owner.gz
+	rm -f owner
+	${SUDO} gunzip owner.gz
+	ls -l owner | grep ' nobody  *nobody '
 
 .include <bsd.regress.mk>