diff options
Diffstat (limited to 'test/test_auto_fd.cc')
-rw-r--r-- | test/test_auto_fd.cc | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/test/test_auto_fd.cc b/test/test_auto_fd.cc new file mode 100644 index 0000000..ab45490 --- /dev/null +++ b/test/test_auto_fd.cc @@ -0,0 +1,82 @@ +/** + * Copyright (c) 2007-2012, Timothy Stack + * + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * * Redistributions of source code must retain the above copyright notice, this + * list of conditions and the following disclaimer. + * * 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. + * * Neither the name of Timothy Stack nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 <assert.h> +#include <errno.h> +#include <fcntl.h> +#include <stdlib.h> +#include <unistd.h> + +#include "base/auto_fd.hh" +#include "config.h" + +int +main(int argc, char* argv[]) +{ + int retval = EXIT_SUCCESS; + auto_fd fd1, fd2; + int tmp; + + assert(fd1 == -1); + tmp = open("/dev/null", O_RDONLY); + assert(tmp != -1); + fd1 = tmp; + fd1 = tmp; + assert(fcntl(tmp, F_GETFL) >= 0); + fd1 = std::move(fd2); + assert(fcntl(tmp, F_GETFL) == -1); + assert(errno == EBADF); + assert(fd1 == -1); + + tmp = open("/dev/null", O_RDONLY); + assert(tmp != -1); + fd1 = tmp; + *fd1.out() = STDOUT_FILENO; + assert(fcntl(tmp, F_GETFL) == -1); + assert(errno == EBADF); + + { + auto_fd fd_cp(fd1.dup()); + + assert(fd1 == STDOUT_FILENO); + assert(fd_cp != STDOUT_FILENO); + assert(fd_cp != -1); + + tmp = (int) fd_cp; + } + { + auto_fd fd_cp(fd1.dup()); + + assert(fd_cp == tmp); + } + assert(fd1.release() == STDOUT_FILENO); + assert(fd1 == -1); + + return retval; +} |