tests.c revision f14f4646 
1/*
2 * Copyright (c) 2002 by The XFree86 Project, Inc.
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
17 * THE XFREE86 PROJECT BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
18 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
19 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20 * SOFTWARE.
21 *
22 * Except as contained in this notice, the name of the XFree86 Project shall
23 * not be used in advertising or otherwise to promote the sale, use or other
24 * dealings in this Software without prior written authorization from the
25 * XFree86 Project.
26 *
27 * Author: Paulo César Pereira de Andrade
28 */
29
30/* $XFree86$ */
31
32/*
33 * Compile with:	cc -o tests tests.c -L. -lre
34 */
35
36#include <stdio.h>
37#include <string.h>
38#include "re.h"
39
40int
41main(int argc, char *argv[])
42{
43    re_cod cod;
44    re_mat mat[10];
45    int line, ecode, i, len, group, failed;
46    long eo, so;
47    char buf[8192];
48    char str[8192];
49    FILE *fp = fopen("tests.txt", "r");
50
51    if (fp == NULL) {
52	fprintf(stderr, "failed to open tests.txt\n");
53	exit(1);
54    }
55
56    ecode = line = group = failed = 0;
57    cod.cod = NULL;
58    while (fgets(buf, sizeof(buf), fp)) {
59	++line;
60	if (buf[0] == '#' || buf[0] == '\n')
61	    continue;
62	else if (buf[0] == '/') {
63	    char *ptr = strrchr(buf, '/');
64
65	    if (ptr == buf) {
66		fprintf(stderr, "syntax error at line %d\n", line);
67		break;
68	    }
69	    else {
70		int flags = 0;
71
72		refree(&cod);
73		for (*ptr++ = '\0'; *ptr; ptr++) {
74		    if (*ptr == 'i')
75			flags |= RE_ICASE;
76		    else if (*ptr == 'n')
77			flags |= RE_NEWLINE;
78		}
79		ecode = recomp(&cod, buf + 1, flags);
80		failed = ecode;
81	    }
82	}
83	else if (buf[0] == '>') {
84	    if (cod.cod == NULL) {
85		fprintf(stderr, "no previous pattern at line %d\n", line);
86		break;
87	    }
88	    len = strlen(buf) - 1;
89	    buf[len] = '\0';
90	    strcpy(str, buf + 1);
91	    for (i = 0, --len; i < len - 1; i++) {
92		if (str[i] == '\\') {
93		    memmove(str + i, str + i + 1, len);
94		    --len;
95		    switch (str[i]) {
96			case 'a':
97			    str[i] = '\a';
98			    break;
99			case 'b':
100			    str[i] = '\b';
101			    break;
102			case 'f':
103			    str[i] = '\f';
104			    break;
105			case 'n':
106			    str[i] = '\n';
107			    break;
108			case 'r':
109			    str[i] = '\r';
110			    break;
111			case 't':
112			    str[i] = '\t';
113			    break;
114			case 'v':
115			    str[i] = '\v';
116			    break;
117			default:
118			    break;
119		    }
120		}
121	    }
122	    group = 0;
123	    ecode = reexec(&cod, str, 10, &mat[0], 0);
124	    if (ecode && ecode != RE_NOMATCH) {
125		reerror(failed, &cod, buf, sizeof(buf));
126		fprintf(stderr, "%s, at line %d\n", buf, line);
127		break;
128	    }
129	}
130	else if (buf[0] == ':') {
131	    if (failed) {
132		len = strlen(buf) - 1;
133		buf[len] = '\0';
134		if (failed == RE_EESCAPE && strcmp(buf, ":EESCAPE") == 0)
135		    continue;
136		if (failed == RE_ESUBREG && strcmp(buf, ":ESUBREG") == 0)
137		    continue;
138		if (failed == RE_EBRACK && strcmp(buf, ":EBRACK") == 0)
139		    continue;
140		if (failed == RE_EPAREN && strcmp(buf, ":EPAREN") == 0)
141		    continue;
142		if (failed == RE_EBRACE && strcmp(buf, ":EBRACE") == 0)
143		    continue;
144		if (failed == RE_EBADBR && strcmp(buf, ":EBADBR") == 0)
145		    continue;
146		if (failed == RE_ERANGE && strcmp(buf, ":ERANGE") == 0)
147		    continue;
148		if (failed == RE_ESPACE && strcmp(buf, ":ESPACE") == 0)
149		    continue;
150		if (failed == RE_BADRPT && strcmp(buf, ":BADRPT") == 0)
151		    continue;
152		if (failed == RE_EMPTY && strcmp(buf, ":EMPTY") == 0)
153		    continue;
154		reerror(failed, &cod, buf, sizeof(buf));
155		fprintf(stderr, "Error value %d doesn't match: %s, at line %d\n",
156			failed, buf, line);
157		break;
158	    }
159	    else if (!ecode) {
160		fprintf(stderr, "found match when shoudn't, at line %d\n", line);
161		break;
162	    }
163	}
164	else {
165	    if (failed) {
166		reerror(failed, &cod, buf, sizeof(buf));
167		fprintf(stderr, "%s, at line %d\n", buf, line);
168		break;
169	    }
170	    if (sscanf(buf, "%ld,%ld:", &so, &eo) != 2) {
171		fprintf(stderr, "expecting match offsets at line %d\n", line);
172		break;
173	    }
174	    else if (ecode) {
175		fprintf(stderr, "didn't match, at line %d\n", line);
176		break;
177	    }
178	    else if (group >= 10) {
179		fprintf(stderr, "syntax error at line %d (too many groups)\n",
180			line);
181		break;
182	    }
183	    else if (so != mat[group].rm_so || eo != mat[group].rm_eo) {
184		fprintf(stderr, "match failed at line %d, got %ld,%ld: ",
185			line, mat[group].rm_so, mat[group].rm_eo);
186		if (mat[group].rm_so < mat[group].rm_eo)
187		    fwrite(str + mat[group].rm_so,
188		 	   mat[group].rm_eo - mat[group].rm_so, 1, stderr);
189		fputc('\n', stderr);
190		break;
191	    }
192	    ++group;
193	}
194    }
195
196    fclose(fp);
197
198    return (ecode);
199}
200