1 /*-
2 * Copyright (c) 2007 Tim Kientzle
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
29 /*
30 * A basic exercise of bzip2 reading and writing.
31 *
32 * TODO: Add a reference file and make sure we can decompress that.
33 */
34
DEFINE_TEST(test_write_filter_bzip2)35 DEFINE_TEST(test_write_filter_bzip2)
36 {
37 struct archive_entry *ae;
38 struct archive* a;
39 char *buff, *data;
40 size_t buffsize, datasize;
41 char path[16];
42 size_t used1, used2;
43 int i, r, use_prog;
44
45 buffsize = 2000000;
46 assert(NULL != (buff = (char *)malloc(buffsize)));
47 if (buff == NULL)
48 return;
49
50 datasize = 10000;
51 assert(NULL != (data = (char *)malloc(datasize)));
52 if (data == NULL) {
53 free(buff);
54 return;
55 }
56 memset(data, 0, datasize);
57
58 /*
59 * Write a 100 files and read them all back.
60 */
61 assert((a = archive_write_new()) != NULL);
62 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
63 r = archive_write_add_filter_bzip2(a);
64 use_prog = (r == ARCHIVE_WARN && canBzip2());
65 if (r != ARCHIVE_OK && !use_prog) {
66 skipping("bzip2 writing not supported on this platform");
67 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
68 free(buff);
69 free(data);
70 return;
71 }
72
73 assertEqualIntA(a, ARCHIVE_OK,
74 archive_write_set_bytes_per_block(a, 10));
75 assertEqualInt(ARCHIVE_FILTER_BZIP2, archive_filter_code(a, 0));
76 assertEqualString("bzip2", archive_filter_name(a, 0));
77 assertEqualIntA(a, ARCHIVE_OK,
78 archive_write_open_memory(a, buff, buffsize, &used1));
79 assertEqualInt(ARCHIVE_FILTER_BZIP2, archive_filter_code(a, 0));
80 assertEqualString("bzip2", archive_filter_name(a, 0));
81 assert((ae = archive_entry_new()) != NULL);
82 archive_entry_set_filetype(ae, AE_IFREG);
83 archive_entry_set_size(ae, datasize);
84 for (i = 0; i < 999; i++) {
85 snprintf(path, sizeof(path), "file%03d", i);
86 archive_entry_copy_pathname(ae, path);
87 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
88 assertA(datasize
89 == (size_t)archive_write_data(a, data, datasize));
90 }
91 archive_entry_free(ae);
92 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
93 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
94
95 assert((a = archive_read_new()) != NULL);
96 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
97 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
98 assertEqualIntA(a, ARCHIVE_OK,
99 archive_read_open_memory(a, buff, used1));
100 for (i = 0; i < 999; i++) {
101 snprintf(path, sizeof(path), "file%03d", i);
102 if (!assertEqualInt(0, archive_read_next_header(a, &ae)))
103 break;
104 assertEqualString(path, archive_entry_pathname(ae));
105 assertEqualInt((int)datasize, archive_entry_size(ae));
106 }
107 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
108 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
109
110 /*
111 * Repeat the cycle again, this time setting some compression
112 * options.
113 */
114 assert((a = archive_write_new()) != NULL);
115 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
116 assertEqualIntA(a, ARCHIVE_OK,
117 archive_write_set_bytes_per_block(a, 10));
118 if (use_prog)
119 assertEqualIntA(a, ARCHIVE_WARN,
120 archive_write_add_filter_bzip2(a));
121 else
122 assertEqualIntA(a, ARCHIVE_OK,
123 archive_write_add_filter_bzip2(a));
124 assertEqualIntA(a, ARCHIVE_FAILED, archive_write_set_filter_option(a,
125 NULL, "nonexistent-option", "0"));
126 assertEqualIntA(a, ARCHIVE_FAILED, archive_write_set_filter_option(a,
127 NULL, "compression-level", "abc"));
128 assertEqualIntA(a, ARCHIVE_FAILED, archive_write_set_filter_option(a,
129 NULL, "compression-level", "99"));
130 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_filter_option(a,
131 NULL, "compression-level", "9"));
132 assertEqualIntA(a, ARCHIVE_OK,
133 archive_write_open_memory(a, buff, buffsize, &used2));
134 for (i = 0; i < 999; i++) {
135 snprintf(path, sizeof(path), "file%03d", i);
136 assert((ae = archive_entry_new()) != NULL);
137 archive_entry_copy_pathname(ae, path);
138 archive_entry_set_size(ae, datasize);
139 archive_entry_set_filetype(ae, AE_IFREG);
140 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
141 assertA(datasize == (size_t)archive_write_data(a, data,
142 datasize));
143 archive_entry_free(ae);
144 }
145 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
146 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
147
148 /* Curiously, this test fails; the test data above compresses
149 * better at default compression than at level 9. */
150 /*
151 failure("compression-level=9 wrote %d bytes, default wrote %d bytes",
152 (int)used2, (int)used1);
153 assert(used2 < used1);
154 */
155
156 assert((a = archive_read_new()) != NULL);
157 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
158 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
159 assertEqualIntA(a, ARCHIVE_OK,
160 archive_read_open_memory(a, buff, used2));
161 for (i = 0; i < 999; i++) {
162 snprintf(path, sizeof(path), "file%03d", i);
163 if (!assertEqualInt(0, archive_read_next_header(a, &ae)))
164 break;
165 assertEqualString(path, archive_entry_pathname(ae));
166 assertEqualInt((int)datasize, archive_entry_size(ae));
167 }
168 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
169 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
170
171 /*
172 * Repeat again, with much lower compression.
173 */
174 assert((a = archive_write_new()) != NULL);
175 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
176 assertEqualIntA(a, ARCHIVE_OK,
177 archive_write_set_bytes_per_block(a, 10));
178 if (use_prog)
179 assertEqualIntA(a, ARCHIVE_WARN,
180 archive_write_add_filter_bzip2(a));
181 else
182 assertEqualIntA(a, ARCHIVE_OK,
183 archive_write_add_filter_bzip2(a));
184 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_filter_option(a,
185 NULL, "compression-level", "1"));
186 assertEqualIntA(a, ARCHIVE_OK,
187 archive_write_open_memory(a, buff, buffsize, &used2));
188 for (i = 0; i < 999; i++) {
189 snprintf(path, sizeof(path), "file%03d", i);
190 assert((ae = archive_entry_new()) != NULL);
191 archive_entry_copy_pathname(ae, path);
192 archive_entry_set_size(ae, datasize);
193 archive_entry_set_filetype(ae, AE_IFREG);
194 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
195 failure("Writing file %s", path);
196 assertEqualIntA(a, datasize,
197 (size_t)archive_write_data(a, data, datasize));
198 archive_entry_free(ae);
199 }
200 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
201 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
202
203 /* Level 0 really does result in larger data. */
204 failure("Compression-level=0 wrote %d bytes; default wrote %d bytes",
205 (int)used2, (int)used1);
206 assert(used2 > used1);
207
208 assert((a = archive_read_new()) != NULL);
209 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
210 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
211 assertEqualIntA(a, ARCHIVE_OK,
212 archive_read_open_memory(a, buff, used2));
213 for (i = 0; i < 999; i++) {
214 snprintf(path, sizeof(path), "file%03d", i);
215 if (!assertEqualInt(0, archive_read_next_header(a, &ae)))
216 break;
217 assertEqualString(path, archive_entry_pathname(ae));
218 assertEqualInt((int)datasize, archive_entry_size(ae));
219 }
220 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
221 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
222
223 /*
224 * Test various premature shutdown scenarios to make sure we
225 * don't crash or leak memory.
226 */
227 assert((a = archive_write_new()) != NULL);
228 if (use_prog)
229 assertEqualIntA(a, ARCHIVE_WARN,
230 archive_write_add_filter_bzip2(a));
231 else
232 assertEqualIntA(a, ARCHIVE_OK,
233 archive_write_add_filter_bzip2(a));
234 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
235
236 assert((a = archive_write_new()) != NULL);
237 if (use_prog)
238 assertEqualIntA(a, ARCHIVE_WARN,
239 archive_write_add_filter_bzip2(a));
240 else
241 assertEqualIntA(a, ARCHIVE_OK,
242 archive_write_add_filter_bzip2(a));
243 assertEqualInt(ARCHIVE_OK, archive_write_close(a));
244 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
245
246 assert((a = archive_write_new()) != NULL);
247 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
248 if (use_prog)
249 assertEqualIntA(a, ARCHIVE_WARN,
250 archive_write_add_filter_bzip2(a));
251 else
252 assertEqualIntA(a, ARCHIVE_OK,
253 archive_write_add_filter_bzip2(a));
254 assertEqualInt(ARCHIVE_OK, archive_write_close(a));
255 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
256
257 assert((a = archive_write_new()) != NULL);
258 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
259 if (use_prog)
260 assertEqualIntA(a, ARCHIVE_WARN,
261 archive_write_add_filter_bzip2(a));
262 else
263 assertEqualIntA(a, ARCHIVE_OK,
264 archive_write_add_filter_bzip2(a));
265 assertEqualIntA(a, ARCHIVE_OK,
266 archive_write_open_memory(a, buff, buffsize, &used2));
267 assertEqualInt(ARCHIVE_OK, archive_write_close(a));
268 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
269
270 /*
271 * Clean up.
272 */
273 free(data);
274 free(buff);
275 }
276