test_write_filter_lzop.c revision 302001
1/*-
2 * Copyright (c) 2012 Michihiro NAKAJIMA
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 *    notice, this list of conditions and the following disclaimer
10 *    in this position and unchanged.
11 * 2. Redistributions in binary form must reproduce the above copyright
12 *    notice, this list of conditions and the following disclaimer in the
13 *    documentation and/or other materials provided with the distribution.
14 *
15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR(S) ``AS IS'' AND ANY EXPRESS OR
16 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
17 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
18 * IN NO EVENT SHALL THE AUTHOR(S) BE LIABLE FOR ANY DIRECT, INDIRECT,
19 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
20 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
21 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
22 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
23 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
25 */
26
27#include "test.h"
28__FBSDID("$FreeBSD$");
29
30/*
31 * A basic exercise of lzop reading and writing.
32 */
33
34DEFINE_TEST(test_write_filter_lzop)
35{
36	struct archive_entry *ae;
37	struct archive* a;
38	char *buff, *data;
39	size_t buffsize, datasize;
40	char path[16];
41	size_t used1, used2;
42	int i, r, use_prog = 0, filecount;
43
44	assert((a = archive_write_new()) != NULL);
45	r = archive_write_add_filter_lzop(a);
46	if (r != ARCHIVE_OK) {
47		if (canLzop() && r == ARCHIVE_WARN)
48			use_prog = 1;
49		else {
50			skipping("lzop writing not supported on this platform");
51			assertEqualInt(ARCHIVE_OK, archive_write_free(a));
52			return;
53		}
54	}
55
56	buffsize = 2000000;
57	assert(NULL != (buff = (char *)malloc(buffsize)));
58
59	datasize = 10000;
60	assert(NULL != (data = (char *)calloc(1, datasize)));
61	filecount = 10;
62
63	/*
64	 * Write a filecount files and read them all back.
65	 */
66	assert((a = archive_write_new()) != NULL);
67	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
68	assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
69	    archive_write_add_filter_lzop(a));
70	assertEqualIntA(a, ARCHIVE_OK,
71	    archive_write_set_bytes_per_block(a, 1024));
72	assertEqualIntA(a, ARCHIVE_OK,
73	    archive_write_set_bytes_in_last_block(a, 1024));
74	assertEqualInt(ARCHIVE_FILTER_LZOP, archive_filter_code(a, 0));
75	assertEqualString("lzop", archive_filter_name(a, 0));
76	assertEqualIntA(a, ARCHIVE_OK,
77	    archive_write_open_memory(a, buff, buffsize, &used1));
78	assert((ae = archive_entry_new()) != NULL);
79	archive_entry_set_filetype(ae, AE_IFREG);
80	archive_entry_set_size(ae, datasize);
81	for (i = 0; i < filecount; i++) {
82		sprintf(path, "file%03d", i);
83		archive_entry_copy_pathname(ae, path);
84		assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
85		assertA(datasize
86		    == (size_t)archive_write_data(a, data, datasize));
87	}
88	archive_entry_free(ae);
89	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
90	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
91
92	assert((a = archive_read_new()) != NULL);
93	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
94	r = archive_read_support_filter_lzop(a);
95	if (r == ARCHIVE_WARN) {
96		skipping("Can't verify lzop writing by reading back;"
97		    " lzop reading not fully supported on this platform");
98	} else {
99		assertEqualIntA(a, ARCHIVE_OK,
100		    archive_read_open_memory(a, buff, used1));
101		for (i = 0; i < filecount; i++) {
102			sprintf(path, "file%03d", i);
103			if (!assertEqualInt(ARCHIVE_OK,
104				archive_read_next_header(a, &ae)))
105				break;
106			assertEqualString(path, archive_entry_pathname(ae));
107			assertEqualInt((int)datasize, archive_entry_size(ae));
108		}
109		assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
110	}
111	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
112
113	/*
114	 * Repeat the cycle again, this time setting some compression
115	 * options.
116	 */
117	assert((a = archive_write_new()) != NULL);
118	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
119	assertEqualIntA(a, ARCHIVE_OK,
120	    archive_write_set_bytes_per_block(a, 10));
121	assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
122	    archive_write_add_filter_lzop(a));
123	assertEqualIntA(a, ARCHIVE_FAILED,
124	    archive_write_set_options(a, "lzop:nonexistent-option=0"));
125	assertEqualIntA(a, ARCHIVE_OK,
126	    archive_write_set_options(a, "lzop:compression-level=1"));
127	assertEqualIntA(a, ARCHIVE_OK,
128	    archive_write_set_filter_option(a, NULL, "compression-level", "9"));
129	assertEqualIntA(a, ARCHIVE_FAILED,
130	    archive_write_set_filter_option(a, NULL, "compression-level", "abc"));
131	assertEqualIntA(a, ARCHIVE_FAILED,
132	    archive_write_set_filter_option(a, NULL, "compression-level", "99"));
133	assertEqualIntA(a, ARCHIVE_OK,
134	    archive_write_set_options(a, "lzop:compression-level=9"));
135	assertEqualIntA(a, ARCHIVE_OK,
136	    archive_write_open_memory(a, buff, buffsize, &used2));
137	for (i = 0; i < filecount; i++) {
138		sprintf(path, "file%03d", i);
139		assert((ae = archive_entry_new()) != NULL);
140		archive_entry_copy_pathname(ae, path);
141		archive_entry_set_size(ae, datasize);
142		archive_entry_set_filetype(ae, AE_IFREG);
143		assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
144		assertA(datasize == (size_t)archive_write_data(
145		    a, data, datasize));
146		archive_entry_free(ae);
147	}
148	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
149	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
150
151	failure("compression-level=9 wrote %d bytes, default wrote %d bytes",
152	    (int)used2, (int)used1);
153	assert(used2 < used1);
154
155	assert((a = archive_read_new()) != NULL);
156	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
157	r = archive_read_support_filter_lzop(a);
158	if (r != ARCHIVE_OK && !use_prog) {
159		skipping("lzop reading not fully supported on this platform");
160	} else {
161		assertEqualIntA(a, ARCHIVE_OK,
162		    archive_read_support_filter_all(a));
163		assertEqualIntA(a, ARCHIVE_OK,
164		    archive_read_open_memory(a, buff, used2));
165		for (i = 0; i < filecount; i++) {
166			sprintf(path, "file%03d", i);
167			if (!assertEqualInt(ARCHIVE_OK,
168				archive_read_next_header(a, &ae)))
169				break;
170			assertEqualString(path, archive_entry_pathname(ae));
171			assertEqualInt((int)datasize, archive_entry_size(ae));
172		}
173		assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
174	}
175	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
176
177	/*
178	 * Repeat again, with much lower compression.
179	 */
180	assert((a = archive_write_new()) != NULL);
181	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
182	assertEqualIntA(a, ARCHIVE_OK,
183	    archive_write_set_bytes_per_block(a, 10));
184	assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
185	    archive_write_add_filter_lzop(a));
186	assertEqualIntA(a, ARCHIVE_OK,
187	    archive_write_set_filter_option(a, NULL, "compression-level", "1"));
188	assertEqualIntA(a, ARCHIVE_OK,
189	    archive_write_open_memory(a, buff, buffsize, &used2));
190	for (i = 0; i < filecount; i++) {
191		sprintf(path, "file%03d", i);
192		assert((ae = archive_entry_new()) != NULL);
193		archive_entry_copy_pathname(ae, path);
194		archive_entry_set_size(ae, datasize);
195		archive_entry_set_filetype(ae, AE_IFREG);
196		assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
197		failure("Writing file %s", path);
198		assertEqualIntA(a, datasize,
199		    (size_t)archive_write_data(a, data, datasize));
200		archive_entry_free(ae);
201	}
202	assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
203	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
204
205#if 0
206	failure("Compression-level=1 wrote %d bytes; default wrote %d bytes",
207	    (int)used2, (int)used1);
208	assert(used2 > used1);
209#endif
210
211	assert((a = archive_read_new()) != NULL);
212	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
213	assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
214	r = archive_read_support_filter_lzop(a);
215	if (r == ARCHIVE_WARN) {
216		skipping("lzop reading not fully supported on this platform");
217	} else {
218		assertEqualIntA(a, ARCHIVE_OK,
219		    archive_read_open_memory(a, buff, used2));
220		for (i = 0; i < filecount; i++) {
221			sprintf(path, "file%03d", i);
222			if (!assertEqualInt(ARCHIVE_OK,
223				archive_read_next_header(a, &ae)))
224				break;
225			assertEqualString(path, archive_entry_pathname(ae));
226			assertEqualInt((int)datasize, archive_entry_size(ae));
227		}
228		assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
229	}
230	assertEqualInt(ARCHIVE_OK, archive_read_free(a));
231
232	/*
233	 * Test various premature shutdown scenarios to make sure we
234	 * don't crash or leak memory.
235	 */
236	assert((a = archive_write_new()) != NULL);
237	assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
238	    archive_write_add_filter_lzop(a));
239	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
240
241	assert((a = archive_write_new()) != NULL);
242	assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
243	    archive_write_add_filter_lzop(a));
244	assertEqualInt(ARCHIVE_OK, archive_write_close(a));
245	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
246
247	assert((a = archive_write_new()) != NULL);
248	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
249	assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
250	    archive_write_add_filter_lzop(a));
251	assertEqualInt(ARCHIVE_OK, archive_write_close(a));
252	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
253
254	assert((a = archive_write_new()) != NULL);
255	assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
256	assertEqualIntA(a, (use_prog)?ARCHIVE_WARN:ARCHIVE_OK,
257	    archive_write_add_filter_lzop(a));
258	assertEqualIntA(a, ARCHIVE_OK,
259	    archive_write_open_memory(a, buff, buffsize, &used2));
260	assertEqualInt(ARCHIVE_OK, archive_write_close(a));
261	assertEqualInt(ARCHIVE_OK, archive_write_free(a));
262
263	/*
264	 * Clean up.
265	 */
266	free(data);
267	free(buff);
268}
269