146 lines
3.7 KiB
C
146 lines
3.7 KiB
C
/*-
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* Copyright (c) 2017 Cyril S. E. Schubert
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <assert.h>
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#include <stdint.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <sys/types.h>
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#include <unistd.h>
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#include <sys/wait.h>
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#include <atf-c.h>
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static errno_t error_code;
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static const char * message;
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void
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h(const char * msg, void * ptr __unused, errno_t error)
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{
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error_code = error;
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message = msg;
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}
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/* null ptr */
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ATF_TC_WITHOUT_HEAD(null_ptr);
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ATF_TC_BODY(null_ptr, tc)
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{
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ATF_CHECK_MSG(gets_s(NULL, 1) == NULL,
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"gets_s() failed to handle NULL pointer");
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}
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/* normal */
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ATF_TC_WITHOUT_HEAD(normal);
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ATF_TC_BODY(normal, tc)
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{
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pid_t kidpid;
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int fd[2];
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int nfd;
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// close(STDIN_FILENO);
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// close(STDOUT_FILENO);
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pipe(fd);
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if ((kidpid = fork()) == 0) {
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char b[10];
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close(fd[1]);
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nfd = dup2(fd[0], 0);
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close(fd[0]);
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stdin = fdopen(nfd, "r");
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ATF_CHECK_MSG(gets_s(b, sizeof(b)) == 0, "gets_s() normal failed");
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fclose(stdin);
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} else {
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int stat;
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close(fd[0]);
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stdout = fdopen(fd[1], "w");
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puts("a sting");
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fclose(stdout);
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(void) waitpid(kidpid, &stat, WEXITED);
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}
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}
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/* n > rmax */
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ATF_TC_WITHOUT_HEAD(n_gt_rmax);
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ATF_TC_BODY(n_gt_rmax, tc)
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{
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char b;
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ATF_CHECK_MSG(gets_s(&b, RSIZE_MAX + 1) == NULL,
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"gets_s() n > RSIZE_MAX");
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}
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/* n == 0 */
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ATF_TC_WITHOUT_HEAD(n_eq_zero);
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ATF_TC_BODY(n_eq_zero, tc)
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{
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char b;
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ATF_CHECK_MSG(gets_s(&b, 0) == NULL, "gets_s() n is zero");
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}
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/* n > rmax, handler */
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ATF_TC_WITHOUT_HEAD(n_gt_rmax_handler);
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ATF_TC_BODY(n_gt_rmax_handler, tc)
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{
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char b;
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error_code = 0;
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message = NULL;
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set_constraint_handler_s(h);
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ATF_CHECK_MSG(gets_s(&b, RSIZE_MAX + 1) == NULL, "gets_s() n > RSIZE_MAX");
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ATF_CHECK_MSG(error_code > 0, "gets_s() error code is %d", error_code);
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ATF_CHECK_MSG(strcmp(message, "gets_s : n > RSIZE_MAX") == 0, "gets_s(): incorrect error message");
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}
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/* n == 0, handler */
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ATF_TC_WITHOUT_HEAD(n_eq_zero_handler);
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ATF_TC_BODY(n_eq_zero_handler, tc)
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{
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char b;
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error_code = 0;
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message = NULL;
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set_constraint_handler_s(h);
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ATF_CHECK(gets_s(&b, 0) == NULL);
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ATF_CHECK_MSG(error_code > 0, "gets_s() error code is %d", error_code);
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ATF_CHECK_MSG(strcmp(message, "gets_s : n == 0") == 0, "gets_s(): incorrect error message");
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}
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ATF_TP_ADD_TCS(tp)
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{
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ATF_TP_ADD_TC(tp, null_ptr);
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ATF_TP_ADD_TC(tp, normal);
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ATF_TP_ADD_TC(tp, n_gt_rmax);
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ATF_TP_ADD_TC(tp, n_eq_zero);
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ATF_TP_ADD_TC(tp, n_gt_rmax_handler);
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ATF_TP_ADD_TC(tp, n_eq_zero_handler);
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return (atf_no_error());
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}
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