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/*
* Copyright (C) 2014 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 <sys/types.h>
TEST(sys_types, type_sizes) {
// gids, pids, and uids should be 32-bit on all systems.
ASSERT_EQ(4U, sizeof(gid_t));
ASSERT_EQ(4U, sizeof(pid_t));
ASSERT_EQ(4U, sizeof(uid_t));
// id_t is the 'generic'.
ASSERT_EQ(4U, sizeof(id_t));
// Some types were too small on 32-bit Android by mistake,
// but are correct on 64-bit Android.
#if defined(__LP64__)
ASSERT_EQ(8U, sizeof(dev_t));
ASSERT_EQ(8U, sizeof(off_t));
ASSERT_EQ(8U, sizeof(time_t));
#else
ASSERT_EQ(4U, sizeof(dev_t));
ASSERT_EQ(4U, sizeof(off_t));
ASSERT_EQ(4U, sizeof(time_t));
#endif
// These were right even on 32-bit Android.
ASSERT_EQ(8U, sizeof(loff_t));
ASSERT_EQ(8U, sizeof(off64_t));
}
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