path: root/testsuite/tar.tests (plain)
blob: 4929f4e499a851583db0af0f3aaf032e37270981

1	#!/bin/sh
2	# Copyright 2009 by Denys Vlasenko
3	# Licensed under GPLv2, see file LICENSE in this source tree.
4
5	. ./testing.sh
6
7	unset LANG
8	unset LANGUAGE
9	unset LC_COLLATE
10	unset LC_ALL
11	umask 022
12
13	rm -rf tar.tempdir 2>/dev/null
14	mkdir tar.tempdir && cd tar.tempdir || exit 1
15
16	# testing "test name" "script" "expected result" "file input" "stdin"
17
18	testing "Empty file is not a tarball" '\
19	tar xvf - 2>&1; echo $?
20	' "\
21	tar: short read
22	1
23	" \
24	"" ""
25	SKIP=
26
27	optional FEATURE_SEAMLESS_GZ
28	# In NOMMU case, "invalid magic" message comes from gunzip child process.
29	# Otherwise, it comes from tar.
30	# Need to fix output up to avoid false positive.
31	testing "Empty file is not a tarball.tar.gz" '\
32	{ tar xvzf - 2>&1; echo $?; } | grep -Fv "invalid magic"
33	' "\
34	tar: short read
35	1
36	" \
37	"" ""
38	SKIP=
39
40	testing "Two zeroed blocks is a ('truncated') empty tarball" '\
41	dd if=/dev/zero bs=512 count=2 2>/dev/null | tar xvf - 2>&1; echo $?
42	' "\
43	0
44	" \
45	"" ""
46	SKIP=
47
48	testing "Twenty zeroed blocks is an empty tarball" '\
49	dd if=/dev/zero bs=512 count=20 2>/dev/null | tar xvf - 2>&1; echo $?
50	' "\
51	0
52	" \
53	"" ""
54	SKIP=
55
56	optional FEATURE_TAR_CREATE FEATURE_LS_SORTFILES
57	testing "tar hardlinks and repeated files" '\
58	rm -rf input_* test.tar 2>/dev/null
59	>input_hard1
60	ln input_hard1 input_hard2
61	mkdir input_dir
62	>input_dir/file
63	chmod -R 644 *
64	chmod 755 input_dir
65	tar cf test.tar input input_dir/ input_hard1 input_hard2 input_hard1 input_dir/ input
66	tar tvf test.tar | sed "s/.*[0-9] input/input/"
67	tar xf test.tar 2>&1
68	echo Ok: $?
69	ls -l . input_dir/* | grep input_ | sed "s/\\(^[^ ]*\\) .* input/\\1 input/"
70	' "\
71	input
72	input_dir/
73	input_dir/file
74	input_hard1
75	input_hard2 -> input_hard1
76	input_hard1 -> input_hard1
77	input_dir/
78	input_dir/file
79	input
80	Ok: 0
81	-rw-r--r-- input_dir/file
82	drwxr-xr-x input_dir
83	-rw-r--r-- input_hard1
84	-rw-r--r-- input_hard2
85	" \
86	"" ""
87	SKIP=
88
89	optional FEATURE_TAR_CREATE FEATURE_LS_SORTFILES
90	testing "tar hardlinks mode" '\
91	rm -rf input_* test.tar 2>/dev/null
92	>input_hard1
93	chmod 741 input_hard1
94	ln input_hard1 input_hard2
95	mkdir input_dir
96	ln input_hard1 input_dir
97	ln input_hard2 input_dir
98	chmod 550 input_dir
99	# On some filesystems, input_dir/input_hard2 is returned by readdir
100	# BEFORE input_dir/input_hard1! Thats why we cant just "tar cf ... input_*":
101	tar cf test.tar input_dir/input_hard* input_hard*
102	tar tvf test.tar | sed "s/.*[0-9] input/input/"
103	chmod 770 input_dir
104	rm -rf input_*
105	tar xf test.tar 2>&1
106	echo Ok: $?
107	ls -l . input_dir/* | grep "input.*hard" | sed "s/\\(^[^ ]*\\) .* input/\\1 input/"
108	' "\
109	input_dir/input_hard1
110	input_dir/input_hard2 -> input_dir/input_hard1
111	input_hard1 -> input_dir/input_hard1
112	input_hard2 -> input_dir/input_hard1
113	Ok: 0
114	-rwxr----x input_dir/input_hard1
115	-rwxr----x input_dir/input_hard2
116	-rwxr----x input_hard1
117	-rwxr----x input_hard2
118	" \
119	"" ""
120	SKIP=
121
122	optional FEATURE_TAR_CREATE FEATURE_LS_SORTFILES
123	testing "tar symlinks mode" '\
124	rm -rf input_* test.tar 2>/dev/null
125	>input_file
126	chmod 741 input_file
127	ln -s input_file input_soft
128	mkdir input_dir
129	ln input_file input_dir
130	ln input_soft input_dir
131	chmod 550 input_dir
132	tar cf test.tar input_dir/* input_[fs]*
133	tar tvf test.tar | sed "s/.*[0-9] input/input/" | sort
134	chmod 770 input_dir
135	rm -rf input_*
136	tar xf test.tar 2>&1
137	echo Ok: $?
138	ls -l . input_dir/* | grep "input_[fs]" | sed "s/\\(^[^ ]*\\) .* input/\\1 input/"
139	' "\
140	input_dir/input_file
141	input_dir/input_soft -> input_file
142	input_file -> input_dir/input_file
143	input_soft -> input_dir/input_soft
144	Ok: 0
145	-rwxr----x input_dir/input_file
146	lrwxrwxrwx input_file
147	-rwxr----x input_file
148	lrwxrwxrwx input_file
149	" \
150	"" ""
151	SKIP=
152
153	optional FEATURE_TAR_CREATE FEATURE_TAR_LONG_OPTIONS
154	testing "tar --overwrite" "\
155	rm -rf input_* test.tar 2>/dev/null
156	ln input input_hard
157	tar cf test.tar input_hard
158	echo WRONG >input
159	# --overwrite opens 'input_hard' without unlinking,
160	# thus 'input_hard' still linked to 'input' and we write 'Ok' into it
161	tar xf test.tar --overwrite 2>&1 && cat input
162	" "\
163	Ok
164	" \
165	"Ok\n" ""
166	SKIP=
167
168	test x"$SKIP_KNOWN_BUGS" = x"" && {
169	# Needs to be run under non-root for meaningful test
170	optional FEATURE_TAR_CREATE
171	testing "tar writing into read-only dir" '\
172	rm -rf input_* test.tar 2>/dev/null
173	mkdir input_dir
174	>input_dir/input_file
175	chmod 550 input_dir
176	tar cf test.tar input_dir
177	tar tvf test.tar | sed "s/.*[0-9] input/input/"
178	chmod 770 input_dir
179	rm -rf input_*
180	tar xf test.tar 2>&1
181	echo Ok: $?
182	ls -l input_dir/* . | grep input_ | sed "s/\\(^[^ ]*\\) .* input/\\1 input/"
183	chmod 770 input_dir
184	' "\
185	input_dir/
186	input_dir/input_file
187	Ok: 0
188	-rw-r--r-- input_dir/input_file
189	dr-xr-x--- input_dir
190	" \
191	"" ""
192	SKIP=
193	}
194
195	# Had a bug where on extract autodetect first "switched off" -z
196	# and then failed to recognize .tgz extension
197	optional FEATURE_TAR_CREATE FEATURE_SEAMLESS_GZ
198	testing "tar extract tgz" "\
199	dd count=1 bs=1M if=/dev/zero of=F0 2>/dev/null
200	tar -czf F0.tgz F0
201	rm F0
202	tar -xzvf F0.tgz && echo Ok
203	rm F0 || echo BAD
204	" "\
205	F0
206	Ok
207	" \
208	"" ""
209	SKIP=
210
211	# Do we detect XZ-compressed data (even w/o .tar.xz or txz extension)?
212	# (the uuencoded hello_world.txz contains one empty file named "hello_world")
213	optional UUDECODE FEATURE_TAR_AUTODETECT FEATURE_SEAMLESS_XZ
214	testing "tar extract txz" "\
215	uudecode -o input && tar tf input && echo Ok
216	" "\
217	hello_world
218	Ok
219	" \
220	"" "\
221	begin-base64 644 hello_world.txz
222	/Td6WFoAAATm1rRGAgAhARYAAAB0L+Wj4AX/AEldADQZSe6ODIZQ3rSQ8kAJ
223	SnMPTX+XWGKW3Yu/Rwqg4Ik5wqgQKgVH97J8yA8IvZ4ahaCQogUNHRkXibr2
224	Q615wcb2G7fJU49AhWAAAAAAUA8gu9DyXfAAAWWADAAAAB5FXGCxxGf7AgAA
225	AAAEWVo=
226	====
227	"
228	SKIP=
229
230	# On extract, everything up to and including last ".." component is stripped
231	optional FEATURE_TAR_CREATE
232	testing "tar strips /../ on extract" "\
233	rm -rf input_* test.tar 2>/dev/null
234	mkdir input_dir
235	echo Ok >input_dir/file
236	tar cf test.tar ./../tar.tempdir/input_dir/../input_dir 2>&1
237	rm -rf input_* 2>/dev/null
238	tar -vxf test.tar 2>&1
239	cat input_dir/file 2>&1
240	" "\
241	tar: removing leading './../tar.tempdir/input_dir/../' from member names
242	input_dir/
243	input_dir/file
244	Ok
245	" \
246	"" ""
247	SKIP=
248
249
250	cd .. && rm -rf tar.tempdir || exit 1
251
252	exit $FAILCOUNT
253