From c9c2bac22cb0f0191877add4989d8d5bd0cb9f52 Mon Sep 17 00:00:00 2001 From: tron Date: Wed, 1 Jun 2011 19:43:10 +0000 Subject: [PATCH] Add a regression test for poll(2) based on the test for pollts(2). --- tests/syscall/Makefile | 4 +- tests/syscall/t_poll.c | 135 +++++++++++++++++++++++++++++++++++++++++ 2 files changed, 137 insertions(+), 2 deletions(-) create mode 100644 tests/syscall/t_poll.c diff --git a/tests/syscall/Makefile b/tests/syscall/Makefile index eb1cef0fb833..0823fb37b0a4 100644 --- a/tests/syscall/Makefile +++ b/tests/syscall/Makefile @@ -1,4 +1,4 @@ -# $NetBSD: Makefile,v 1.28 2011/05/28 16:12:56 tron Exp $ +# $NetBSD: Makefile,v 1.29 2011/06/01 19:43:10 tron Exp $ .include @@ -6,7 +6,7 @@ TESTSDIR= ${TESTSBASE}/syscall TESTS_C+= t_access t_cmsg t_dup t_fsync TESTS_C+= t_getgroups t_getpid t_getrusage t_getsid t_gettimeofday -TESTS_C+= t_itimer t_kill t_mmap t_mprotect t_msync t_nanosleep +TESTS_C+= t_itimer t_kill t_mmap t_mprotect t_msync t_nanosleep t_poll TESTS_C+= t_pollts t_pselect t_setrlimit t_setuid t_timer t_umask LDADD.t_getpid+= -lpthread diff --git a/tests/syscall/t_poll.c b/tests/syscall/t_poll.c new file mode 100644 index 000000000000..38b6d0d904e0 --- /dev/null +++ b/tests/syscall/t_poll.c @@ -0,0 +1,135 @@ +/* $NetBSD: t_poll.c,v 1.1 2011/06/01 19:43:10 tron Exp $ */ + +/*- + * Copyright (c) 2011 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Matthias Scheler. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +#include +#include +#include +#include +#include + +#include + +ATF_TC(poll_basic); +ATF_TC_HEAD(poll_basic, tc) +{ + atf_tc_set_md_var(tc, "timeout", "10"); + atf_tc_set_md_var(tc, "descr", + "Basis functionality test for poll(2)"); +} + +ATF_TC_BODY(poll_basic, tc) +{ + int fds[2]; + struct pollfd pfds[2]; + int ret; + + ATF_REQUIRE_EQ(pipe(fds), 0); + + pfds[0].fd = fds[0]; + pfds[0].events = POLLIN; + pfds[1].fd = fds[1]; + pfds[1].events = POLLOUT; + + /* + * Check that we get a timeout waiting for data on the read end + * of our pipe. + */ + pfds[0].revents = -1; + pfds[1].revents = -1; + ATF_REQUIRE_EQ_MSG(ret = poll(&pfds[0], 1, 1), 0, + "got: %d", ret); + ATF_REQUIRE_EQ_MSG(pfds[0].revents, 0, "got: %d", pfds[0].revents); + ATF_REQUIRE_EQ_MSG(pfds[1].revents, -1, "got: %d", pfds[1].revents); + + /* Check that the write end of the pipe as reported as ready. */ + pfds[0].revents = -1; + pfds[1].revents = -1; + ATF_REQUIRE_EQ_MSG(ret = poll(&pfds[1], 1, 1), 1, + "got: %d", ret); + ATF_REQUIRE_EQ_MSG(pfds[0].revents, -1, "got: %d", pfds[0].revents); + ATF_REQUIRE_EQ_MSG(pfds[1].revents, POLLOUT, "got: %d",\ + pfds[1].revents); + + /* Check that only the write end of the pipe as reported as ready. */ + pfds[0].revents = -1; + pfds[1].revents = -1; + ATF_REQUIRE_EQ_MSG(ret = poll(pfds, 2, 1), 1, + "got: %d", ret); + ATF_REQUIRE_EQ_MSG(pfds[0].revents, 0, "got: %d", pfds[0].revents); + ATF_REQUIRE_EQ_MSG(pfds[1].revents, POLLOUT, "got: %d", + pfds[1].revents); + + /* Write data to our pipe. */ + ATF_REQUIRE_EQ(write(fds[1], "", 1), 1); + + /* Check that both ends of our pipe are reported as ready. */ + pfds[0].revents = -1; + pfds[1].revents = -1; + ATF_REQUIRE_EQ_MSG(ret = poll(pfds, 2, 1), 2, + "got: %d", ret); + ATF_REQUIRE_EQ_MSG(pfds[0].revents, POLLIN, "got: %d", + pfds[0].revents); + ATF_REQUIRE_EQ_MSG(pfds[1].revents, POLLOUT, "got: %d", + pfds[1].revents); + + ATF_REQUIRE_EQ(close(fds[0]), 0); + ATF_REQUIRE_EQ(close(fds[1]), 0); +} + +ATF_TC(poll_err); +ATF_TC_HEAD(poll_err, tc) +{ + atf_tc_set_md_var(tc, "descr", "Check errors from poll(2)"); +} + +ATF_TC_BODY(poll_err, tc) +{ + struct pollfd pfd; + int fd = 0; + + pfd.fd = fd; + pfd.events = POLLIN; + + errno = 0; + ATF_REQUIRE_ERRNO(EFAULT, poll((struct pollfd *)-1, 1, -1) == -1); + + errno = 0; + ATF_REQUIRE_ERRNO(EINVAL, poll(&pfd, 1, -2) == -1); +} + +ATF_TP_ADD_TCS(tp) +{ + + ATF_TP_ADD_TC(tp, poll_basic); + ATF_TP_ADD_TC(tp, poll_err); + + return atf_no_error(); +}