1 /* 2 * Copyright (c) 2022 Huawei Device Co., Ltd. 3 * Licensed under the Apache License, Version 2.0 (the "License"); 4 * you may not use this file except in compliance with the License. 5 * You may obtain a copy of the License at 6 * 7 * http://www.apache.org/licenses/LICENSE-2.0 8 * 9 * Unless required by applicable law or agreed to in writing, software 10 * distributed under the License is distributed on an "AS IS" BASIS, 11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 12 * See the License for the specific language governing permissions and 13 * limitations under the License. 14 */ 15 16 #include <string> 17 18 #include <fcntl.h> 19 #include <gtest/gtest.h> 20 #include <sys/stat.h> 21 #include <sys/types.h> 22 23 #include "libpandabase/os/native_stack.h" 24 25 namespace panda::test { 26 27 HWTEST(NativeStackTest, ReadAndWriteFileTest, testing::ext::TestSize.Level0) 28 { 29 remove("./test_native_stack.txt"); 30 31 int fd = open("./test_native_stack.txt", O_WRONLY|O_APPEND|O_CREAT, 0777); 32 ASSERT_NE(fd, -1); 33 34 char buff[1024] = "abcdefg"; 35 ASSERT_TRUE(os::native_stack::WriterOsFile(reinterpret_cast<void *>(buff), static_cast<size_t>(strlen(buff)), fd)); 36 37 std::string result = ""; 38 ASSERT_TRUE(os::native_stack::ReadOsFile("./test_native_stack.txt", &result)); 39 40 ASSERT_EQ(result, "abcdefg"); 41 42 close(fd); 43 } 44 45 } // namespace panda::test 46 47