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doris/be/test/olap/file_utils_test.cpp
李超勇 6486be64c3 fix license statement (#29)
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2017-08-18 19:16:23 +08:00

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// Copyright (c) 2017, Baidu.com, Inc. All Rights Reserved
// 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 <algorithm>
#include <fstream>
#include "gtest/gtest.h"
#include "gmock/gmock.h"
#include "agent/status.h"
#include "olap/olap_define.h"
#include "boost/filesystem.hpp"
#include "olap/file_helper.h"
#include "util/file_utils.h"
#include "util/logging.h"
#ifndef BE_TEST
#define BE_TEST
#endif
using ::testing::_;
using ::testing::Return;
using ::testing::SetArgPointee;
using std::string;
namespace palo {
class FileUtilsTest : public testing::Test {
public:
// create a mock cgroup folder
static void SetUpTestCase() {
ASSERT_FALSE(boost::filesystem::exists(_s_test_data_path));
// create a mock cgroup path
ASSERT_TRUE(boost::filesystem::create_directory(_s_test_data_path));
}
// delete the mock cgroup folder
static void TearDownTestCase() {
ASSERT_TRUE(boost::filesystem::remove_all(_s_test_data_path));
}
static std::string _s_test_data_path;
};
std::string FileUtilsTest::_s_test_data_path = "./file_utils_testxxxx123";
TEST_F(FileUtilsTest, TestCopyFile) {
FileHandler src_file_handler;
std::string src_file_name = _s_test_data_path + "/abcd12345.txt";
// create a file using open
ASSERT_FALSE(boost::filesystem::exists(src_file_name));
OLAPStatus op_status = src_file_handler.open_with_mode(src_file_name,
O_CREAT | O_EXCL | O_WRONLY, S_IRUSR | S_IWUSR);
ASSERT_EQ(OLAPStatus::OLAP_SUCCESS, op_status);
ASSERT_TRUE(boost::filesystem::exists(src_file_name));
char* large_bytes2[(1 << 12)];
memset(large_bytes2, 0, sizeof(char)*((1 << 12)));
int i = 0;
while (i < 1 << 19) {
src_file_handler.write(large_bytes2, ((1 << 12)));
++i;
}
src_file_handler.write(large_bytes2, 13);
src_file_handler.close();
std::string dst_file_name = _s_test_data_path + "/abcd123456.txt";
FileUtils::copy_file(src_file_name, dst_file_name);
FileHandler dst_file_handler;
dst_file_handler.open(dst_file_name, O_RDONLY);
int64_t dst_length = dst_file_handler.length();
int64_t src_length = 2147483661;
ASSERT_EQ(src_length, dst_length);
}
} // namespace palo
int main(int argc, char **argv) {
palo::init_glog("be-test");
::testing::InitGoogleTest(&argc, argv);
return RUN_ALL_TESTS();
}