source: openpam/trunk/t/t_openpam_readlinev.c @ 935

Last change on this file since 935 was 935, checked in by Dag-Erling Smørgrav, 4 years ago

Bump copyright year.

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Line 
1/*-
2 * Copyright (c) 2012-2017 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 935 2017-04-26 21:04:10Z des $
30 */
31
32#ifdef HAVE_CONFIG_H
33# include "config.h"
34#endif
35
36#include <err.h>
37#include <stdint.h>
38#include <stdio.h>
39#include <stdlib.h>
40#include <string.h>
41
42#include <cryb/test.h>
43
44#include <security/pam_appl.h>
45#include <security/openpam.h>
46
47#include "openpam_impl.h"
48
49#define T_FUNC(n, d)                                                    \
50        static const char *t_ ## n ## _desc = d;                        \
51        static int t_ ## n ## _func(OPENPAM_UNUSED(char **desc),        \
52            OPENPAM_UNUSED(void *arg))
53
54#define T(n)                                                            \
55        t_add_test(&t_ ## n ## _func, NULL, "%s", t_ ## n ## _desc)
56
57/*
58 * Read a line from the temp file and verify that the result matches our
59 * expectations: whether a line was read at all, how many and which words
60 * it contained, how many lines were read (in case of quoted or escaped
61 * newlines) and whether we reached the end of the file.
62 */
63static int
64orlv_expect(struct t_file *tf, const char **expectedv, int lines, int eof)
65{
66        int expectedc, gotc, i, lineno = 0;
67        char **gotv;
68        int ret;
69
70        ret = 1;
71        expectedc = 0;
72        if (expectedv != NULL)
73                while (expectedv[expectedc] != NULL)
74                        ++expectedc;
75        gotv = openpam_readlinev(tf->file, &lineno, &gotc);
76        if (t_ferror(tf))
77                err(1, "%s(): %s", __func__, tf->name);
78        if (expectedv != NULL && gotv == NULL) {
79                t_printv("expected %d words, got nothing\n", expectedc);
80                ret = 0;
81        } else if (expectedv == NULL && gotv != NULL) {
82                t_printv("expected nothing, got %d words\n", gotc);
83                ret = 0;
84        } else if (expectedv != NULL && gotv != NULL) {
85                if (expectedc != gotc) {
86                        t_printv("expected %d words, got %d\n",
87                            expectedc, gotc);
88                        ret = 0;
89                }
90                for (i = 0; i < gotc; ++i) {
91                        if (strcmp(expectedv[i], gotv[i]) != 0) {
92                                t_printv("word %d: expected <<%s>>, "
93                                    "got <<%s>>\n", i, expectedv[i], gotv[i]);
94                                ret = 0;
95                        }
96                }
97        }
98        FREEV(gotc, gotv);
99        if (lineno != lines) {
100                t_printv("expected to advance %d lines, advanced %d lines\n",
101                    lines, lineno);
102                ret = 0;
103        }
104        if (eof && !t_feof(tf)) {
105                t_printv("expected EOF, but didn't get it\n");
106                ret = 0;
107        } else if (!eof && t_feof(tf)) {
108                t_printv("didn't expect EOF, but got it anyway\n");
109                ret = 0;
110        }
111        return (ret);
112}
113
114
115/***************************************************************************
116 * Commonly-used lines
117 */
118
119static const char *empty[] = {
120        NULL
121};
122
123static const char *hello[] = {
124        "hello",
125        NULL
126};
127
128static const char *hello_world[] = {
129        "hello",
130        "world",
131        NULL
132};
133
134static const char *numbers[] = {
135        "zero", "one", "two", "three", "four", "five", "six", "seven",
136        "eight", "nine", "ten", "eleven", "twelve", "thirteen", "fourteen",
137        "fifteen", "sixteen", "seventeen", "nineteen", "twenty",
138        "twenty-one", "twenty-two", "twenty-three", "twenty-four",
139        "twenty-five", "twenty-six", "twenty-seven", "twenty-eight",
140        "twenty-nine", "thirty", "thirty-one", "thirty-two", "thirty-three",
141        "thirty-four", "thirty-five", "thirty-six", "thirty-seven",
142        "thirty-eight", "thirty-nine", "fourty", "fourty-one", "fourty-two",
143        "fourty-three", "fourty-four", "fourty-five", "fourty-six",
144        "fourty-seven", "fourty-eight", "fourty-nine", "fifty", "fifty-one",
145        "fifty-two", "fifty-three", "fifty-four", "fifty-five", "fifty-six",
146        "fifty-seven", "fifty-eight", "fifty-nine", "sixty", "sixty-one",
147        "sixty-two", "sixty-three",
148        NULL
149};
150
151
152/***************************************************************************
153 * Lines without words
154 */
155
156T_FUNC(empty_input, "empty input")
157{
158        struct t_file *tf;
159        int ret;
160
161        tf = t_fopen(NULL);
162        ret = orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
163        t_fclose(tf);
164        return (ret);
165}
166
167T_FUNC(empty_line, "empty line")
168{
169        struct t_file *tf;
170        int ret;
171
172        tf = t_fopen(NULL);
173        t_fprintf(tf, "\n");
174        t_frewind(tf);
175        ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
176        t_fclose(tf);
177        return (ret);
178}
179
180T_FUNC(unterminated_empty_line, "unterminated empty line")
181{
182        struct t_file *tf;
183        int ret;
184
185        tf = t_fopen(NULL);
186        t_fprintf(tf, " ");
187        t_frewind(tf);
188        ret = orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
189        t_fclose(tf);
190        return (ret);
191}
192
193T_FUNC(whitespace, "whitespace")
194{
195        struct t_file *tf;
196        int ret;
197
198        tf = t_fopen(NULL);
199        t_fprintf(tf, " \n");
200        t_frewind(tf);
201        ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
202        t_fclose(tf);
203        return (ret);
204}
205
206T_FUNC(comment, "comment")
207{
208        struct t_file *tf;
209        int ret;
210
211        tf = t_fopen(NULL);
212        t_fprintf(tf, "# comment\n");
213        t_frewind(tf);
214        ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
215        t_fclose(tf);
216        return (ret);
217}
218
219T_FUNC(whitespace_before_comment, "whitespace before comment")
220{
221        struct t_file *tf;
222        int ret;
223
224        tf = t_fopen(NULL);
225        t_fprintf(tf, " # comment\n");
226        t_frewind(tf);
227        ret = orlv_expect(tf, empty, 1 /*lines*/, 0 /*eof*/);
228        t_fclose(tf);
229        return (ret);
230}
231
232T_FUNC(line_continuation_within_whitespace, "line continuation within whitespace")
233{
234        struct t_file *tf;
235        int ret;
236
237        tf = t_fopen(NULL);
238        t_fprintf(tf, "%s \\\n %s\n", hello_world[0], hello_world[1]);
239        t_frewind(tf);
240        ret = orlv_expect(tf, hello_world, 2 /*lines*/, 0 /*eof*/) &&
241            orlv_expect(tf, NULL, 0 /*lines*/, 1 /*eof*/);
242        t_fclose(tf);
243        return (ret);
244}
245
246
247/***************************************************************************
248 * Simple words
249 */
250
251T_FUNC(one_word, "one word")
252{
253        struct t_file *tf;
254        int ret;
255
256        tf = t_fopen(NULL);
257        t_fprintf(tf, "hello\n");
258        t_frewind(tf);
259        ret = orlv_expect(tf, hello, 1 /*lines*/, 0 /*eof*/);
260        t_fclose(tf);
261        return (ret);
262}
263
264T_FUNC(two_words, "two words")
265{
266        struct t_file *tf;
267        int ret;
268
269        tf = t_fopen(NULL);
270        t_fprintf(tf, "hello world\n");
271        t_frewind(tf);
272        ret = orlv_expect(tf, hello_world, 1 /*lines*/, 0 /*eof*/);
273        t_fclose(tf);
274        return (ret);
275}
276
277T_FUNC(many_words, "many words")
278{
279        struct t_file *tf;
280        const char **word;
281        int ret;
282
283        tf = t_fopen(NULL);
284        for (word = numbers; *word; ++word)
285                t_fprintf(tf, " %s", *word);
286        t_fprintf(tf, "\n");
287        t_frewind(tf);
288        ret = orlv_expect(tf, numbers, 1 /*lines*/, 0 /*eof*/);
289        t_fclose(tf);
290        return (ret);
291}
292
293T_FUNC(unterminated_line, "unterminated line")
294{
295        struct t_file *tf;
296        int ret;
297
298        tf = t_fopen(NULL);
299        t_fprintf(tf, "hello world");
300        t_frewind(tf);
301        ret = orlv_expect(tf, hello_world, 0 /*lines*/, 1 /*eof*/);
302        t_fclose(tf);
303        return (ret);
304}
305
306
307/***************************************************************************
308 * Boilerplate
309 */
310
311static int
312t_prepare(int argc, char *argv[])
313{
314
315        (void)argc;
316        (void)argv;
317
318        T(empty_input);
319        T(empty_line);
320        T(unterminated_empty_line);
321        T(whitespace);
322        T(comment);
323        T(whitespace_before_comment);
324        T(line_continuation_within_whitespace);
325
326        T(one_word);
327        T(two_words);
328        T(many_words);
329        T(unterminated_line);
330
331        return (0);
332}
333
334int
335main(int argc, char *argv[])
336{
337
338        t_main(t_prepare, NULL, argc, argv);
339}
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