2 * Copyright (c) 2007 Tim Kientzle
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
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.
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
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24 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 __FBSDID("$FreeBSD: head/lib/libarchive/test/test_write_compress_xz.c 191183 2009-04-17 01:06:31Z kientzle $");
31 * A basic exercise of xz reading and writing.
33 * TODO: Add a reference file and make sure we can decompress that.
36 DEFINE_TEST(test_write_filter_xz)
38 struct archive_entry *ae;
41 size_t buffsize, datasize;
47 assert(NULL != (buff = (char *)malloc(buffsize)));
52 assert(NULL != (data = (char *)malloc(datasize)));
57 memset(data, 0, datasize);
60 * Write a 100 files and read them all back.
62 assert((a = archive_write_new()) != NULL);
63 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
64 r = archive_write_add_filter_xz(a);
65 if (r == ARCHIVE_FATAL) {
66 skipping("xz writing not supported on this platform");
67 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
72 assertEqualIntA(a, ARCHIVE_OK,
73 archive_write_set_bytes_per_block(a, 10));
74 assertEqualInt(ARCHIVE_FILTER_XZ, archive_filter_code(a, 0));
75 assertEqualString("xz", archive_filter_name(a, 0));
76 assertEqualIntA(a, ARCHIVE_OK, archive_write_open_memory(a, buff, buffsize, &used1));
77 assertEqualInt(ARCHIVE_FILTER_XZ, archive_filter_code(a, 0));
78 assertEqualString("xz", archive_filter_name(a, 0));
79 assert((ae = archive_entry_new()) != NULL);
80 archive_entry_set_filetype(ae, AE_IFREG);
81 archive_entry_set_size(ae, datasize);
82 for (i = 0; i < 100; i++) {
83 sprintf(path, "file%03d", i);
84 archive_entry_copy_pathname(ae, path);
85 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
87 == (size_t)archive_write_data(a, data, datasize));
89 archive_entry_free(ae);
90 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
91 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
93 assert((a = archive_read_new()) != NULL);
94 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
95 r = archive_read_support_filter_xz(a);
96 if (r == ARCHIVE_WARN) {
97 skipping("Can't verify xz writing by reading back;"
98 " xz reading not fully supported on this platform");
100 assertEqualIntA(a, ARCHIVE_OK,
101 archive_read_support_filter_all(a));
102 assertEqualIntA(a, ARCHIVE_OK,
103 archive_read_open_memory(a, buff, used1));
104 for (i = 0; i < 100; i++) {
105 sprintf(path, "file%03d", i);
106 if (!assertEqualInt(ARCHIVE_OK,
107 archive_read_next_header(a, &ae)))
109 assertEqualString(path, archive_entry_pathname(ae));
110 assertEqualInt((int)datasize, archive_entry_size(ae));
112 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
114 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
117 * Repeat the cycle again, this time setting some compression
120 assert((a = archive_write_new()) != NULL);
121 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
122 assertEqualIntA(a, ARCHIVE_OK,
123 archive_write_set_bytes_per_block(a, 10));
124 assertEqualIntA(a, ARCHIVE_OK, archive_write_add_filter_xz(a));
125 assertEqualIntA(a, ARCHIVE_FAILED,
126 archive_write_set_filter_option(a, NULL, "nonexistent-option", "0"));
127 assertEqualIntA(a, ARCHIVE_FAILED,
128 archive_write_set_filter_option(a, NULL, "compression-level", "abc"));
129 assertEqualIntA(a, ARCHIVE_FAILED,
130 archive_write_set_filter_option(a, NULL, "compression-level", "99"));
131 assertEqualIntA(a, ARCHIVE_OK,
132 archive_write_set_filter_option(a, NULL, "compression-level", "9"));
133 assertEqualIntA(a, ARCHIVE_OK, archive_write_open_memory(a, buff, buffsize, &used2));
134 for (i = 0; i < 100; i++) {
135 sprintf(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, datasize));
142 archive_entry_free(ae);
144 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
145 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
147 /* Curiously, this test fails; the test data above compresses
148 * better at default compression than at level 9. */
150 failure("compression-level=9 wrote %d bytes, default wrote %d bytes",
151 (int)used2, (int)used1);
152 assert(used2 < used1);
155 assert((a = archive_read_new()) != NULL);
156 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
157 r = archive_read_support_filter_xz(a);
158 if (r == ARCHIVE_WARN) {
159 skipping("xz reading not fully supported on this platform");
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 < 100; i++) {
166 sprintf(path, "file%03d", i);
167 failure("Trying to read %s", path);
168 if (!assertEqualIntA(a, ARCHIVE_OK,
169 archive_read_next_header(a, &ae)))
171 assertEqualString(path, archive_entry_pathname(ae));
172 assertEqualInt((int)datasize, archive_entry_size(ae));
174 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
176 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
179 * Repeat again, with much lower compression.
181 assert((a = archive_write_new()) != NULL);
182 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
183 assertEqualIntA(a, ARCHIVE_OK,
184 archive_write_set_bytes_per_block(a, 10));
185 assertEqualIntA(a, ARCHIVE_OK, archive_write_add_filter_xz(a));
186 assertEqualIntA(a, ARCHIVE_OK,
187 archive_write_set_filter_option(a, NULL, "compression-level", "0"));
188 assertEqualIntA(a, ARCHIVE_OK, archive_write_open_memory(a, buff, buffsize, &used2));
189 for (i = 0; i < 100; i++) {
190 sprintf(path, "file%03d", i);
191 assert((ae = archive_entry_new()) != NULL);
192 archive_entry_copy_pathname(ae, path);
193 archive_entry_set_size(ae, datasize);
194 archive_entry_set_filetype(ae, AE_IFREG);
195 assertEqualIntA(a, ARCHIVE_OK, archive_write_header(a, ae));
196 failure("Writing file %s", path);
197 assertEqualIntA(a, datasize,
198 (size_t)archive_write_data(a, data, datasize));
199 archive_entry_free(ae);
201 assertEqualIntA(a, ARCHIVE_OK, archive_write_close(a));
202 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
204 /* I would like to assert that compression-level=0 results in
205 * larger data than the default compression, but that's not true
206 * for all versions of liblzma. */
208 failure("Compression-level=0 wrote %d bytes; default wrote %d bytes",
209 (int)used2, (int)used1);
210 assert(used2 > used1);
213 assert((a = archive_read_new()) != NULL);
214 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_format_all(a));
215 assertEqualIntA(a, ARCHIVE_OK, archive_read_support_filter_all(a));
216 r = archive_read_support_filter_xz(a);
217 if (r == ARCHIVE_WARN) {
218 skipping("xz reading not fully supported on this platform");
220 assertEqualIntA(a, ARCHIVE_OK,
221 archive_read_open_memory(a, buff, used2));
222 for (i = 0; i < 100; i++) {
223 sprintf(path, "file%03d", i);
224 if (!assertEqualInt(ARCHIVE_OK,
225 archive_read_next_header(a, &ae)))
227 assertEqualString(path, archive_entry_pathname(ae));
228 assertEqualInt((int)datasize, archive_entry_size(ae));
230 assertEqualIntA(a, ARCHIVE_OK, archive_read_close(a));
232 assertEqualInt(ARCHIVE_OK, archive_read_free(a));
235 * Test various premature shutdown scenarios to make sure we
236 * don't crash or leak memory.
238 assert((a = archive_write_new()) != NULL);
239 assertEqualIntA(a, ARCHIVE_OK, archive_write_add_filter_xz(a));
240 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
242 assert((a = archive_write_new()) != NULL);
243 assertEqualIntA(a, ARCHIVE_OK, archive_write_add_filter_xz(a));
244 assertEqualInt(ARCHIVE_OK, archive_write_close(a));
245 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
247 assert((a = archive_write_new()) != NULL);
248 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
249 assertEqualIntA(a, ARCHIVE_OK, archive_write_add_filter_xz(a));
250 assertEqualInt(ARCHIVE_OK, archive_write_close(a));
251 assertEqualInt(ARCHIVE_OK, archive_write_free(a));
253 assert((a = archive_write_new()) != NULL);
254 assertEqualIntA(a, ARCHIVE_OK, archive_write_set_format_ustar(a));
255 assertEqualIntA(a, ARCHIVE_OK, archive_write_add_filter_xz(a));
256 assertEqualIntA(a, ARCHIVE_OK, archive_write_open_memory(a, buff, buffsize, &used2));
257 assertEqualInt(ARCHIVE_OK, archive_write_close(a));
258 assertEqualInt(ARCHIVE_OK, archive_write_free(a));