1/*
2 * This file is part of flex.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 *
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 *
14 * Neither the name of the University nor the names of its contributors
15 * may be used to endorse or promote products derived from this software
16 * without specific prior written permission.
17 *
18 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR
19 * IMPLIED WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED
20 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 * PURPOSE.
22 */
23
24%{
25/* The goal of this test is to verify that we are getting the counter-intuitive
26 * posix behavior of the repeat operator `{}'.
27 *
28 *  ab{3} -  In traditional flex, this matches "abbb".
29 *           In posix, this matches "ababab".
30 */
31#include <stdio.h>
32#include <stdlib.h>
33#include "config.h"
34
35#define NUM_TESTS 1
36char * tests[NUM_TESTS] =  { "ababab"};
37int main(void);
38
39int tests_ok[NUM_TESTS] =  { 0 };
40
41%}
42
43%option 8bit prefix="test"
44%option nounput nomain noyywrap noinput
45%option warn
46
47
48%%
49
50ab{3}    tests_ok[0] = 1; return 0;
51.|\n     return 0;
52
53%%
54
55
56int main (void)
57{
58    YY_BUFFER_STATE state;
59    int i;
60
61    yyin = stdin;
62    yyout = stdout;
63
64    /* Run the tests */
65    for (i=0; i < NUM_TESTS; i++){
66        printf("Testing: test_scan_string(%s): ", tests[i]);
67        state = test_scan_string(tests[i]);
68        testlex();
69        yy_delete_buffer(state);
70        printf("... %s\n", tests_ok[i] ? "OK" : "FAILED");
71    }
72
73    for (i=0; i < NUM_TESTS; i++)
74        if (!tests_ok[i])
75            exit(1);
76
77    printf("TEST RETURNING OK.\n");
78    return 0;
79}
80