1 /* GLIB - Library of useful routines for C programming
2 * Copyright (C) 1995-1997 Peter Mattis, Spencer Kimball and Josh MacDonald
3 *
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
8 *
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
13 *
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, see <http://www.gnu.org/licenses/>.
16 */
17
18 /*
19 * Modified by the GLib Team and others 1997-2000. See the AUTHORS
20 * file for a list of people on the GLib Team. See the ChangeLog
21 * files for a list of changes. These files are distributed with
22 * GLib at ftp://ftp.gtk.org/pub/gtk/.
23 */
24
25 #undef G_DISABLE_ASSERT
26 #undef G_LOG_DOMAIN
27
28 #ifdef GLIB_COMPILATION
29 #undef GLIB_COMPILATION
30 #endif
31
32 #include <string.h>
33
34 #include <glib.h>
35
36 #include <gstdio.h>
37
38 #include <fcntl.h> /* For open() */
39
40 #ifdef G_OS_UNIX
41 #include <unistd.h>
42 #endif
43 #ifdef G_OS_WIN32
44 #include <io.h> /* For read(), write() etc */
45 #endif
46
47 static void
test_mkstemp(void)48 test_mkstemp (void)
49 {
50 char template[32];
51 int fd;
52 int i;
53 const char hello[] = "Hello, World";
54 const int hellolen = sizeof (hello) - 1;
55 char chars[62];
56
57 strcpy (template, "foobar");
58 fd = g_mkstemp (template);
59 if (fd != -1)
60 {
61 g_warning ("g_mkstemp works even if template doesn't contain XXXXXX");
62 close (fd);
63 }
64
65 strcpy (template, "foobarXXX");
66 fd = g_mkstemp (template);
67 if (fd != -1)
68 {
69 g_warning ("g_mkstemp works even if template contains less than six X");
70 close (fd);
71 }
72
73 strcpy (template, "fooXXXXXX");
74 fd = g_mkstemp (template);
75 g_assert (fd != -1 && "g_mkstemp didn't work for template fooXXXXXX");
76 i = write (fd, hello, hellolen);
77 g_assert (i != -1 && "write() failed");
78 g_assert (i == hellolen && "write() has written too few bytes");
79
80 lseek (fd, 0, 0);
81 i = read (fd, chars, sizeof (chars));
82 g_assert (i != -1 && "read() failed: %s");
83 g_assert (i == hellolen && "read() has got wrong number of bytes");
84
85 chars[i] = 0;
86 g_assert (strcmp (chars, hello) == 0 && "read() didn't get same string back");
87
88 close (fd);
89 remove (template);
90
91 strcpy (template, "fooXXXXXX.pdf");
92 fd = g_mkstemp (template);
93 g_assert (fd != -1 && "g_mkstemp didn't work for template fooXXXXXX.pdf");
94
95 close (fd);
96 remove (template);
97 }
98
99 static void
test_mkdtemp(void)100 test_mkdtemp (void)
101 {
102 char template[32], *retval;
103 int fd;
104 int i;
105
106 strcpy (template, "foodir");
107 retval = g_mkdtemp (template);
108 if (retval != NULL)
109 {
110 g_warning ("g_mkdtemp works even if template doesn't contain XXXXXX");
111 g_rmdir (retval);
112 }
113
114 strcpy (template, "foodir");
115 retval = g_mkdtemp (template);
116 if (retval != NULL)
117 {
118 g_warning ("g_mkdtemp works even if template contains less than six X");
119 g_rmdir (retval);
120 }
121
122 strcpy (template, "fooXXXXXX");
123 retval = g_mkdtemp (template);
124 g_assert (retval != NULL && "g_mkdtemp didn't work for template fooXXXXXX");
125 g_assert (retval == template && "g_mkdtemp allocated the resulting string?");
126 g_assert (!g_file_test (template, G_FILE_TEST_IS_REGULAR));
127 g_assert (g_file_test (template, G_FILE_TEST_IS_DIR));
128
129 strcat (template, "/abc");
130 fd = g_open (template, O_WRONLY | O_CREAT, 0600);
131 g_assert (fd != -1 && "couldn't open file in temporary directory");
132 close (fd);
133 g_assert (g_file_test (template, G_FILE_TEST_IS_REGULAR));
134 i = g_unlink (template);
135 g_assert (i != -1 && "couldn't unlink file in temporary directory");
136
137 template[9] = '\0';
138 i = g_rmdir (template);
139 g_assert (i != -1 && "couldn't remove temporary directory");
140
141 strcpy (template, "fooXXXXXX.dir");
142 retval = g_mkdtemp (template);
143 g_assert (retval != NULL && "g_mkdtemp didn't work for template fooXXXXXX.dir");
144 g_assert (g_file_test (template, G_FILE_TEST_IS_DIR));
145 g_rmdir (template);
146 }
147
148 static void
test_readlink(void)149 test_readlink (void)
150 {
151 #ifdef HAVE_SYMLINK
152 FILE *file;
153 int result;
154 char *filename = "file-test-data";
155 char *link1 = "file-test-link1";
156 char *link2 = "file-test-link2";
157 char *link3 = "file-test-link3";
158 char *data;
159 GError *error;
160
161 file = fopen (filename, "w");
162 g_assert (file != NULL && "fopen() failed");
163 fclose (file);
164
165 result = symlink (filename, link1);
166 g_assert (result == 0 && "symlink() failed");
167 result = symlink (link1, link2);
168 g_assert (result == 0 && "symlink() failed");
169
170 error = NULL;
171 data = g_file_read_link (link1, &error);
172 g_assert (data != NULL && "couldn't read link1");
173 g_assert (strcmp (data, filename) == 0 && "link1 contains wrong data");
174 g_free (data);
175
176 error = NULL;
177 data = g_file_read_link (link2, &error);
178 g_assert (data != NULL && "couldn't read link2");
179 g_assert (strcmp (data, link1) == 0 && "link2 contains wrong data");
180 g_free (data);
181
182 error = NULL;
183 data = g_file_read_link (link3, &error);
184 g_assert (data == NULL && "could read link3");
185 g_assert_error (error, G_FILE_ERROR, G_FILE_ERROR_NOENT);
186 g_error_free (error);
187
188 error = NULL;
189 data = g_file_read_link (filename, &error);
190 g_assert (data == NULL && "could read regular file as link");
191 g_assert_error (error, G_FILE_ERROR, G_FILE_ERROR_INVAL);
192 g_error_free (error);
193
194 remove (filename);
195 remove (link1);
196 remove (link2);
197 #endif
198 }
199
200 static void
test_get_contents(void)201 test_get_contents (void)
202 {
203 const gchar *text = "abcdefghijklmnopqrstuvwxyz";
204 const gchar *filename = "file-test-get-contents";
205 gchar *contents;
206 gsize len;
207 FILE *f;
208 GError *error = NULL;
209
210 f = g_fopen (filename, "w");
211 fwrite (text, 1, strlen (text), f);
212 fclose (f);
213
214 g_assert (g_file_test (filename, G_FILE_TEST_IS_REGULAR));
215
216 if (! g_file_get_contents (filename, &contents, &len, &error))
217 g_error ("g_file_get_contents() failed: %s", error->message);
218
219 g_assert (strcmp (text, contents) == 0 && "content mismatch");
220
221 g_free (contents);
222 }
223
224 int
main(int argc,char * argv[])225 main (int argc, char *argv[])
226 {
227 test_mkstemp ();
228 test_mkdtemp ();
229 test_readlink ();
230 test_get_contents ();
231
232 return 0;
233 }
234