bionic/tests/sys_select_test.cpp
Elliott Hughes 5b9310e502 Fix 32-bit issues in tests, and add a trivial test for the FD_* macros.
Change-Id: Ia3f21ce1f0ed9236527fe44d36ccb7de6bf63113
2013-10-02 16:59:05 -07:00

44 lines
1.2 KiB
C++

/*
* Copyright (C) 2013 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <gtest/gtest.h>
#include <errno.h>
#include <stdlib.h>
#include <sys/select.h>
TEST(sys_select, fd_set_smoke) {
fd_set fds;
FD_ZERO(&fds);
for (size_t i = 0; i < 1024; ++i) {
EXPECT_FALSE(FD_ISSET(i, &fds));
}
FD_SET(0, &fds);
EXPECT_TRUE(FD_ISSET(0, &fds));
EXPECT_FALSE(FD_ISSET(1, &fds));
FD_SET(1, &fds);
EXPECT_TRUE(FD_ISSET(0, &fds));
EXPECT_TRUE(FD_ISSET(1, &fds));
FD_CLR(0, &fds);
EXPECT_FALSE(FD_ISSET(0, &fds));
EXPECT_TRUE(FD_ISSET(1, &fds));
FD_CLR(1, &fds);
EXPECT_FALSE(FD_ISSET(0, &fds));
EXPECT_FALSE(FD_ISSET(1, &fds));
}