]> CyberLeo.Net >> Repos - FreeBSD/releng/10.0.git/blob - contrib/openpam/t/t_openpam_readlinev.c
- Copy stable/10 (r259064) to releng/10.0 as part of the
[FreeBSD/releng/10.0.git] / contrib / openpam / t / t_openpam_readlinev.c
1 /*-
2  * Copyright (c) 2012 Dag-Erling Smørgrav
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  * 2. Redistributions in binary form must reproduce the above copyright
11  *    notice, this list of conditions and the following disclaimer in the
12  *    documentation and/or other materials provided with the distribution.
13  * 3. The name of the author may not be used to endorse or promote
14  *    products derived from this software without specific prior written
15  *    permission.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $Id: t_openpam_readlinev.c 648 2013-03-05 17:54:27Z des $
30  */
31
32 #ifdef HAVE_CONFIG_H
33 # include "config.h"
34 #endif
35
36 #include <err.h>
37 #include <stdio.h>
38 #include <stdlib.h>
39 #include <string.h>
40
41 #include <security/pam_appl.h>
42 #include <security/openpam.h>
43
44 #include "openpam_impl.h"
45 #include "t.h"
46
47 /*
48  * Read a line from the temp file and verify that the result matches our
49  * expectations: whether a line was read at all, how many and which words
50  * it contained, how many lines were read (in case of quoted or escaped
51  * newlines) and whether we reached the end of the file.
52  */
53 static int
54 orlv_expect(struct t_file *tf, const char **expectedv, int lines, int eof)
55 {
56         int expectedc, gotc, i, lineno = 0;
57         char **gotv;
58
59         expectedc = 0;
60         if (expectedv != NULL)
61                 while (expectedv[expectedc] != NULL)
62                         ++expectedc;
63         gotv = openpam_readlinev(tf->file, &lineno, &gotc);
64         if (t_ferror(tf))
65                 err(1, "%s(): %s", __func__, tf->name);
66         if (expectedv != NULL && gotv == NULL) {
67                 t_verbose("expected %d words, got nothing\n", expectedc);
68                 return (0);
69         }
70         if (expectedv == NULL && gotv != NULL) {
71                 t_verbose("expected nothing, got %d words\n", gotc);
72                 FREEV(gotc, gotv);
73                 return (0);
74         }
75         if (expectedv != NULL && gotv != NULL) {
76                 if (expectedc != gotc) {
77                         t_verbose("expected %d words, got %d\n",
78                             expectedc, gotc);
79                         FREEV(gotc, gotv);
80                         return (0);
81                 }
82                 for (i = 0; i < gotc; ++i) {
83                         if (strcmp(expectedv[i], gotv[i]) != 0) {
84                                 t_verbose("word %d: expected <<%s>>, "
85                                     "got <<%s>>\n", i, expectedv[i], gotv[i]);
86                                 FREEV(gotc, gotv);
87                                 return (0);
88                         }
89                 }
90                 FREEV(gotc, gotv);
91         }
92         if (lineno != lines) {
93                 t_verbose("expected to advance %d lines, advanced %d lines\n",
94                     lines, lineno);
95                 return (0);
96         }
97         if (eof && !t_feof(tf)) {
98                 t_verbose("expected EOF, but didn't get it\n");
99                 return (0);
100         }
101         if (!eof && t_feof(tf)) {
102                 t_verbose("didn't expect EOF, but got it anyway\n");
103                 return (0);
104         }
105         return (1);
106 }
107
108 \f
109 /***************************************************************************
110  * Commonly-used lines
111  */
112
113 static const char *empty[] = {
114         NULL
115 };
116
117 static const char *hello[] = {
118         "hello",
119         NULL
120 };
121
122 static const char *hello_world[] = {
123         "hello",
124         "world",
125         NULL
126 };
127
128 \f
129 /***************************************************************************
130  * Lines without words
131  */
132
133 T_FUNC(empty_input, "empty input")
134 {
135         struct t_file *tf;
136         int ret;
137
138         tf = t_fopen(NULL);
139         ret = orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
140         t_fclose(tf);
141         return (ret);
142 }
143
144 T_FUNC(empty_line, "empty line")
145 {
146         struct t_file *tf;
147         int ret;
148
149         tf = t_fopen(NULL);
150         t_fprintf(tf, "\n");
151         t_frewind(tf);
152         ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
153         t_fclose(tf);
154         return (ret);
155 }
156
157 T_FUNC(unterminated_empty_line, "unterminated empty line")
158 {
159         struct t_file *tf;
160         int ret;
161
162         tf = t_fopen(NULL);
163         t_fprintf(tf, " ");
164         t_frewind(tf);
165         ret = orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
166         t_fclose(tf);
167         return (ret);
168 }
169
170 T_FUNC(whitespace, "whitespace")
171 {
172         struct t_file *tf;
173         int ret;
174
175         tf = t_fopen(NULL);
176         t_fprintf(tf, " \n");
177         t_frewind(tf);
178         ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
179         t_fclose(tf);
180         return (ret);
181 }
182
183 T_FUNC(comment, "comment")
184 {
185         struct t_file *tf;
186         int ret;
187
188         tf = t_fopen(NULL);
189         t_fprintf(tf, "# comment\n");
190         t_frewind(tf);
191         ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
192         t_fclose(tf);
193         return (ret);
194 }
195
196 T_FUNC(whitespace_before_comment, "whitespace before comment")
197 {
198         struct t_file *tf;
199         int ret;
200
201         tf = t_fopen(NULL);
202         t_fprintf(tf, " # comment\n");
203         t_frewind(tf);
204         ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
205         t_fclose(tf);
206         return (ret);
207 }
208
209 \f
210 /***************************************************************************
211  * Simple words
212  */
213
214 T_FUNC(one_word, "one word")
215 {
216         struct t_file *tf;
217         int ret;
218
219         tf = t_fopen(NULL);
220         t_fprintf(tf, "hello\n");
221         t_frewind(tf);
222         ret = orlv_expect(tf, hello, 1 /*lines*/, 0 /*eof*/);
223         t_fclose(tf);
224         return (ret);
225 }
226
227 T_FUNC(two_words, "two words")
228 {
229         struct t_file *tf;
230         int ret;
231
232         tf = t_fopen(NULL);
233         t_fprintf(tf, "hello world\n");
234         t_frewind(tf);
235         ret = orlv_expect(tf, hello_world, 1 /*lines*/, 0 /*eof*/);
236         t_fclose(tf);
237         return (ret);
238 }
239
240 T_FUNC(unterminated_line, "unterminated line")
241 {
242         struct t_file *tf;
243         int ret;
244
245         tf = t_fopen(NULL);
246         t_fprintf(tf, "hello world");
247         t_frewind(tf);
248         ret = orlv_expect(tf, hello_world, 0 /*lines*/, 1 /*eof*/);
249         t_fclose(tf);
250         return (ret);
251 }
252
253 \f
254 /***************************************************************************
255  * Boilerplate
256  */
257
258 const struct t_test *t_plan[] = {
259         T(empty_input),
260         T(empty_line),
261         T(unterminated_empty_line),
262         T(whitespace),
263         T(comment),
264         T(whitespace_before_comment),
265
266         T(one_word),
267         T(two_words),
268         T(unterminated_line),
269
270         NULL
271 };
272
273 const struct t_test **
274 t_prepare(int argc, char *argv[])
275 {
276
277         (void)argc;
278         (void)argv;
279         return (t_plan);
280 }
281
282 void
283 t_cleanup(void)
284 {
285 }