From 0999c8ade89727ade8dc943711e6d61bcc671ab7 Mon Sep 17 00:00:00 2001 From: Ronny Chevalier Date: Thu, 3 Mar 2016 00:06:17 +0100 Subject: tests: move fd-util related tests to test-fd-util.c --- src/test/test-fd-util.c | 103 ++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 103 insertions(+) create mode 100644 src/test/test-fd-util.c (limited to 'src/test/test-fd-util.c') diff --git a/src/test/test-fd-util.c b/src/test/test-fd-util.c new file mode 100644 index 0000000000..421d3bdeb3 --- /dev/null +++ b/src/test/test-fd-util.c @@ -0,0 +1,103 @@ +/*** + This file is part of systemd. + + Copyright 2010 Lennart Poettering + + systemd is free software; you can redistribute it and/or modify it + under the terms of the GNU Lesser General Public License as published by + the Free Software Foundation; either version 2.1 of the License, or + (at your option) any later version. + + systemd is distributed in the hope that it will be useful, but + WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + Lesser General Public License for more details. + + You should have received a copy of the GNU Lesser General Public License + along with systemd; If not, see . +***/ + +#include +#include + +#include "alloc-util.h" +#include "fd-util.h" +#include "fileio.h" +#include "macro.h" + +static void test_close_many(void) { + int fds[3]; + char name0[] = "/tmp/test-close-many.XXXXXX"; + char name1[] = "/tmp/test-close-many.XXXXXX"; + char name2[] = "/tmp/test-close-many.XXXXXX"; + + fds[0] = mkostemp_safe(name0, O_RDWR|O_CLOEXEC); + fds[1] = mkostemp_safe(name1, O_RDWR|O_CLOEXEC); + fds[2] = mkostemp_safe(name2, O_RDWR|O_CLOEXEC); + + close_many(fds, 2); + + assert_se(fcntl(fds[0], F_GETFD) == -1); + assert_se(fcntl(fds[1], F_GETFD) == -1); + assert_se(fcntl(fds[2], F_GETFD) >= 0); + + safe_close(fds[2]); + + unlink(name0); + unlink(name1); + unlink(name2); +} + +static void test_close_nointr(void) { + char name[] = "/tmp/test-test-close_nointr.XXXXXX"; + int fd; + + fd = mkostemp_safe(name, O_RDWR|O_CLOEXEC); + assert_se(fd >= 0); + assert_se(close_nointr(fd) >= 0); + assert_se(close_nointr(fd) < 0); + + unlink(name); +} + +static void test_same_fd(void) { + _cleanup_close_pair_ int p[2] = { -1, -1 }; + _cleanup_close_ int a = -1, b = -1, c = -1; + + assert_se(pipe2(p, O_CLOEXEC) >= 0); + assert_se((a = dup(p[0])) >= 0); + assert_se((b = open("/dev/null", O_RDONLY|O_CLOEXEC)) >= 0); + assert_se((c = dup(a)) >= 0); + + assert_se(same_fd(p[0], p[0]) > 0); + assert_se(same_fd(p[1], p[1]) > 0); + assert_se(same_fd(a, a) > 0); + assert_se(same_fd(b, b) > 0); + + assert_se(same_fd(a, p[0]) > 0); + assert_se(same_fd(p[0], a) > 0); + assert_se(same_fd(c, p[0]) > 0); + assert_se(same_fd(p[0], c) > 0); + assert_se(same_fd(a, c) > 0); + assert_se(same_fd(c, a) > 0); + + assert_se(same_fd(p[0], p[1]) == 0); + assert_se(same_fd(p[1], p[0]) == 0); + assert_se(same_fd(p[0], b) == 0); + assert_se(same_fd(b, p[0]) == 0); + assert_se(same_fd(p[1], a) == 0); + assert_se(same_fd(a, p[1]) == 0); + assert_se(same_fd(p[1], b) == 0); + assert_se(same_fd(b, p[1]) == 0); + + assert_se(same_fd(a, b) == 0); + assert_se(same_fd(b, a) == 0); +} + +int main(int argc, char *argv[]) { + test_close_many(); + test_close_nointr(); + test_same_fd(); + + return 0; +} -- cgit v1.2.3-54-g00ecf