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check_compat.c

/*
 * $Id$
 *
 * Copyright (c) 2008, 2009
 *      Sten Spans <sten@blinkenlights.nl>
 *
 * Permission to use, copy, modify, and distribute this software for any
 * purpose with or without fee is hereby granted, provided that the above
 * copyright notice and this permission notice appear in all copies.
 *
 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
 */

#include "config.h"
#include <check.h>

#include "common.h"
#include "compat/compat.h"
#include "check_wrap.h"

#ifndef HAVE_SETPROCTITLE
START_TEST(test_setproctitle) {
    int argc = 1;
    char **argv; 
    extern char *__progname;
    char *ptitle = NULL;
    const char *str = "123456788ABCDEF";

    argv = calloc(argc + 1, sizeof(*argv));

    argv[0] = malloc(BUFSIZ);
    memset(argv[0], 0, BUFSIZ);
    memset(argv[0], 'a', 1);
    argv[1] = NULL;

    compat_init_setproctitle(0, argv);
    check_wrap_fail |= FAIL_CALLOC;
    compat_init_setproctitle(argc, argv);
    check_wrap_fail &= ~FAIL_CALLOC;
    compat_init_setproctitle(argc, argv);
    setproctitle(str);

    memset(argv[0], 'a', BUFSIZ - 1);
    compat_init_setproctitle(argc, argv);
    setproctitle(str);

    fail_unless(asprintf(&ptitle, "%s: %s", __progname, str) != -1,
      "asprintf failed");
    fail_unless (strcmp(argv[0], ptitle) == 0,
      "title should be '%s' not '%s'", ptitle, argv[0]);
}
END_TEST
#endif /* HAVE_SETPROCTITLE */

#ifndef HAVE_STRLCAT
START_TEST(test_strlcat) {
    char dst[BUFSIZ];
    const char *src = "0123456789ABCDEF";
    size_t len = 0;

    memset(&dst, 0, BUFSIZ);
    len = strlcat(dst, src, 0);
    fail_unless (strlen(dst) == 0, "length should be 0");
    len = strlcat(dst, src, 1);
    fail_unless (strlen(dst) == 0, "length should be 0");
    len = strlcat(dst, src, 10);
    fail_unless (strlen(dst) == 9, "length should be equal to 9");

    memset(&dst, 0, BUFSIZ);
    len = strlcat(dst, src, BUFSIZ);
    fail_unless (strlen(dst) == strlen(src),
      "length should be equal to src");
    len = strlcat(dst, src, BUFSIZ);
    fail_unless (strlen(dst) == strlen(src) * 2,
      "length should be equal to src * 2");

    memset(&dst, 'a', BUFSIZ - 8);
    len = strlcat(dst, src, BUFSIZ);
    fail_unless (strlen(dst) == BUFSIZ - 1, "length should be BUFSIZ - 1");

    memset(&dst, 'a', BUFSIZ - 1);
    len = strlcat(dst, src, BUFSIZ);
    fail_unless (strlen(dst) == BUFSIZ - 1, "length should be BUFSIZ - 1");
}
END_TEST
#endif  /* HAVE_STRLCAT */

#ifndef HAVE_STRLCPY
START_TEST(test_strlcpy) {
    char dst[BUFSIZ];
    const char *src = "0123456789ABCDEF";
    size_t len = 0;

    memset(&dst, 0, BUFSIZ);
    len = strlcpy(dst, src, 0);
    fail_unless (strlen(dst) == 0, "length should be 0");
    len = strlcpy(dst, src, 1);
    fail_unless (strlen(dst) == 0, "length should be 0");
    len = strlcpy(dst, src, 10);
    fail_unless (strlen(dst) == 9, "length should be equal to 9");

    memset(&dst, 0, BUFSIZ);
    len = strlcpy(dst, src, BUFSIZ);
    fail_unless (strlen(dst) == strlen(src), "length should be equal to src");

    memset(&dst, 'a', BUFSIZ);
    len = strlcpy(dst, src, BUFSIZ);
    fail_unless (strlen(dst) == strlen(src), "length should be equal to src");
}
END_TEST
#endif /* HAVE_STRLCPY */

#ifndef HAVE_STRNVIS
START_TEST(test_strnvis) {
    char dst[BUFSIZ];
    const char *src = "0123456789ABCDEF\n\t\r\b\a\v\f1234\\";

    mark_point();
    strvis(dst, src, VIS_CSTYLE|VIS_NL|VIS_TAB|VIS_OCTAL);
    fail_unless (strlen(dst) == 40, "length should be equal to 40");

    mark_point();
    strvisx(dst, src, strlen(src), VIS_CSTYLE|VIS_NL|VIS_TAB|VIS_OCTAL);
    fail_unless (strlen(dst) == 40, "length should be equal to 40");

    mark_point();
    strnvis(dst, src, BUFSIZ, VIS_CSTYLE|VIS_NL|VIS_TAB|VIS_OCTAL|VIS_NOSLASH);
    fail_unless (strlen(dst) == 39, "length should be equal to 39");
}
END_TEST
#endif  /* HAVE_STRNVIS */

Suite * compat_suite (void) {
    Suite *s = suite_create("libcompat");

    // compat test case
    TCase *tc_compat = tcase_create("libcompat");
#ifndef HAVE_SETPROCTITLE
    tcase_add_test(tc_compat, test_setproctitle);
#endif /* HAVE_SETPROCTITLE */
#ifndef HAVE_STRLCAT
    tcase_add_test(tc_compat, test_strlcat);
#endif  /* HAVE_STRLCAT */
#ifndef HAVE_STRLCPY
    tcase_add_test(tc_compat, test_strlcpy);
#endif /* HAVE_STRLCPY */
#ifndef HAVE_STRNVIS
    tcase_add_test(tc_compat, test_strnvis);
#endif /* HAVE_STRNVIS */
    suite_add_tcase(s, tc_compat);

    return s;
}

int main (void) {
    int number_failed;
    Suite *s = compat_suite ();
    SRunner *sr = srunner_create (s);
    srunner_run_all (sr, CK_NORMAL);
    number_failed = srunner_ntests_failed (sr);
    srunner_free (sr);
    return (number_failed == 0) ? EXIT_SUCCESS : EXIT_FAILURE;
}


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