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-rw-r--r--usr.bin/gzip/tests/Makefile12
-rw-r--r--usr.bin/gzip/tests/Makefile.depend10
-rw-r--r--usr.bin/gzip/tests/foo.diff2
-rw-r--r--usr.bin/gzip/tests/zdiff_test.sh125
4 files changed, 149 insertions, 0 deletions
diff --git a/usr.bin/gzip/tests/Makefile b/usr.bin/gzip/tests/Makefile
new file mode 100644
index 000000000000..96783eec23ea
--- /dev/null
+++ b/usr.bin/gzip/tests/Makefile
@@ -0,0 +1,12 @@
+.include <bsd.own.mk>
+
+PACKAGE= tests
+
+ATF_TESTS_SH= zdiff_test
+NETBSD_ATF_TESTS_SH= gzip_test
+
+${PACKAGE}FILES+= foo.diff
+
+.include <netbsd-tests.test.mk>
+
+.include <bsd.test.mk>
diff --git a/usr.bin/gzip/tests/Makefile.depend b/usr.bin/gzip/tests/Makefile.depend
new file mode 100644
index 000000000000..11aba52f82cf
--- /dev/null
+++ b/usr.bin/gzip/tests/Makefile.depend
@@ -0,0 +1,10 @@
+# Autogenerated - do NOT edit!
+
+DIRDEPS = \
+
+
+.include <dirdeps.mk>
+
+.if ${DEP_RELDIR} == ${_DEP_RELDIR}
+# local dependencies - needed for -jN in clean tree
+.endif
diff --git a/usr.bin/gzip/tests/foo.diff b/usr.bin/gzip/tests/foo.diff
new file mode 100644
index 000000000000..278d14088435
--- /dev/null
+++ b/usr.bin/gzip/tests/foo.diff
@@ -0,0 +1,2 @@
+1a2
+> bar
diff --git a/usr.bin/gzip/tests/zdiff_test.sh b/usr.bin/gzip/tests/zdiff_test.sh
new file mode 100644
index 000000000000..e260261fa291
--- /dev/null
+++ b/usr.bin/gzip/tests/zdiff_test.sh
@@ -0,0 +1,125 @@
+#
+# SPDX-License-Identifier: BSD-2-Clause
+#
+# Copyright (c) 2022 Kyle Evans <kevans@FreeBSD.org>
+#
+# 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 AUTHOR 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 AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 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.
+#
+
+specials="foo'bar foo\"bar foo\$bar"
+
+prepare_files()
+{
+ compressfunc="$1"
+ compresssuffix="$2"
+
+ echo "foo" > foo
+
+ for f in $specials foo; do
+ [ "$f" == "foo" ] || cp foo "$f"
+ atf_check "$compressfunc" -k "$f"
+ atf_check tar -ckf "$f.tar" "$f"
+ atf_check -o save:"$f.$compresssuffix" \
+ "$compressfunc" -c "$f.tar"
+
+ # Regenerate $f.tar to create a diff from the .$compresssuffix
+ # file, too.
+ echo "bar" >> "$f"
+ atf_check tar -ckf "$f.tar" "$f"
+ done
+}
+
+atf_test_case gzip
+gzip_body()
+{
+ prepare_files gzip tgz
+ cp foo.gz foo.Z
+
+ for f in foo $specials; do
+ atf_check -s exit:1 -o file:"$(atf_get_srcdir)"/foo.diff \
+ zdiff "$f.gz"
+ done
+
+ atf_check -s exit:1 -o file:"$(atf_get_srcdir)"/foo.diff zdiff foo.Z
+
+ for f in foo $specials; do
+ rm "$f"
+ atf_check -s exit:1 -o match:"Binary files" zdiff "$f.tgz"
+ done
+}
+
+atf_test_case bzip
+bzip_body()
+{
+ prepare_files bzip2 tbz2
+ cp foo.bz2 foo.bz
+
+ for f in foo $specials; do
+ atf_check -s exit:1 -o file:"$(atf_get_srcdir)"/foo.diff \
+ zdiff "$f.bz2"
+ done
+
+ atf_check -s exit:1 -o file:"$(atf_get_srcdir)"/foo.diff zdiff foo.bz
+
+ for f in foo $specials; do
+ rm "$f"
+ atf_check -s exit:1 -o match:"Binary files" zdiff "$f.tbz2"
+ done
+}
+
+atf_test_case xzip
+xzip_body()
+{
+ prepare_files xz txz
+ cp foo.xz foo.lzma
+
+ for f in foo $specials; do
+ atf_check -s exit:1 -o file:"$(atf_get_srcdir)"/foo.diff \
+ zdiff "$f.xz"
+ done
+
+ atf_check -s exit:1 -o file:"$(atf_get_srcdir)"/foo.diff zdiff foo.lzma
+
+ for f in foo $specials; do
+ rm "$f"
+ atf_check -s exit:1 -o match:"Binary files" zdiff "$f.txz"
+ done
+}
+
+atf_test_case unknown
+unknown_body()
+{
+ prepare_files xz fxz
+
+ for f in foo $specials; do
+ atf_check -s exit:1 -e match:"unknown suffix$" zdiff "$f.fxz"
+ done
+}
+
+atf_init_test_cases()
+{
+
+ atf_add_test_case gzip
+ atf_add_test_case bzip
+ atf_add_test_case xzip
+ atf_add_test_case unknown
+}