| // Licensed to the Apache Software Foundation (ASF) under one |
| // or more contributor license agreements. See the NOTICE file |
| // distributed with this work for additional information |
| // regarding copyright ownership. The ASF licenses this file |
| // to you 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 "olap/byte_buffer.h" |
| |
| #include <gtest/gtest.h> |
| #include <sys/mman.h> |
| |
| #include "boost/filesystem.hpp" |
| #include "common/configbase.h" |
| #include "olap/file_helper.h" |
| #include "util/logging.h" |
| |
| namespace doris { |
| |
| class TestByteBuffer : public testing::Test { |
| public: |
| virtual ~TestByteBuffer() {} |
| virtual void SetUp() {} |
| virtual void TearDown() { |
| if (boost::filesystem::exists(".test_byte_buffer")) { |
| ASSERT_TRUE(boost::filesystem::remove_all(".test_byte_buffer")); |
| } |
| } |
| }; |
| |
| // 测试基本的读写功能 |
| TEST_F(TestByteBuffer, TestReadWrite) { |
| StorageByteBuffer* buf1 = NULL; |
| |
| buf1 = StorageByteBuffer::create(100); |
| ASSERT_TRUE(buf1 != NULL); |
| |
| char in[10] = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j'}; |
| for (int i = 0; i < 5; i++) { |
| ASSERT_EQ(OLAP_SUCCESS, buf1->put(in, sizeof(in))); |
| ASSERT_EQ(100u - (i + 1) * sizeof(in), buf1->remaining()); |
| ASSERT_EQ((i + 1) * sizeof(in), buf1->position()); |
| } |
| |
| // 参数错误的指定写 |
| ASSERT_EQ(OLAP_ERR_OUT_OF_BOUND, buf1->put(in, sizeof(in), 5, 10)); |
| |
| for (int i = 0; i < 50; i++) { |
| ASSERT_EQ(OLAP_SUCCESS, buf1->put(i)); |
| ASSERT_EQ(50u - (i + 1), buf1->remaining()); |
| ASSERT_EQ(50u + i + 1, buf1->position()); |
| } |
| |
| // 再写就失败了 |
| ASSERT_EQ(OLAP_ERR_BUFFER_OVERFLOW, buf1->put(0)); |
| ASSERT_EQ(OLAP_ERR_BUFFER_OVERFLOW, buf1->put(in, sizeof(in))); |
| |
| // 转为读模式 |
| buf1->flip(); |
| |
| for (int i = 0; i < 5; i++) { |
| for (int j = 0; j < 10; j++) { |
| char byte; |
| ASSERT_EQ(OLAP_SUCCESS, buf1->get(&byte)); |
| ASSERT_EQ(100u - (i * 10 + j + 1), buf1->remaining()); |
| ASSERT_EQ(i * 10 + j + 1, buf1->position()); |
| ASSERT_EQ('a' + j, byte); |
| } |
| } |
| char buf[50]; |
| ASSERT_EQ(OLAP_ERR_OUT_OF_BOUND, buf1->get(buf, 100)); |
| ASSERT_EQ(OLAP_ERR_BUFFER_OVERFLOW, buf1->get(buf, 10, 50)); |
| ASSERT_EQ(OLAP_SUCCESS, buf1->get(buf, sizeof(buf))); |
| ASSERT_EQ(0u, buf1->remaining()); |
| ASSERT_EQ(100u, buf1->position()); |
| |
| for (int i = 0; i < 50; i++) { |
| ASSERT_EQ(i, buf[i]); |
| } |
| char byte; |
| ASSERT_EQ(OLAP_ERR_OUT_OF_BOUND, buf1->get(&byte)); |
| ASSERT_EQ(OLAP_ERR_OUT_OF_BOUND, buf1->get(&byte, 1)); |
| |
| ASSERT_EQ(OLAP_SUCCESS, buf1->put(10, 'x')); |
| ASSERT_EQ(OLAP_SUCCESS, buf1->get(10, &byte)); |
| ASSERT_EQ('x', byte); |
| |
| ASSERT_EQ(OLAP_SUCCESS, buf1->set_limit(11)); |
| ASSERT_EQ(11u, buf1->limit()); |
| ASSERT_EQ(11u, buf1->position()); |
| ASSERT_EQ(OLAP_ERR_INPUT_PARAMETER_ERROR, buf1->set_limit(101)); |
| ASSERT_EQ(OLAP_SUCCESS, buf1->set_position(10)); |
| ASSERT_EQ(OLAP_SUCCESS, buf1->get(&byte)); |
| ASSERT_EQ('x', byte); |
| ASSERT_EQ(OLAP_ERR_INPUT_PARAMETER_ERROR, buf1->set_position(12)); |
| |
| SAFE_DELETE(buf1); |
| } |
| |
| // 测试ByteBuffer对内存的引用, 尤其是智能指针的引用传递 |
| // 使用valgrind进行内存泄露检查 |
| TEST_F(TestByteBuffer, TestRef) { |
| StorageByteBuffer* buf1 = NULL; |
| |
| buf1 = StorageByteBuffer::create(1000); |
| ASSERT_TRUE(buf1 != NULL); |
| |
| for (int i = 0; i < 256; i++) { |
| ASSERT_EQ(OLAP_SUCCESS, buf1->put(i)); |
| } |
| StorageByteBuffer buf2 = *buf1; |
| ASSERT_EQ(buf2.array(), buf1->array()); |
| StorageByteBuffer buf4(*buf1); |
| ASSERT_EQ(buf2.array(), buf1->array()); |
| |
| StorageByteBuffer* buf3 = NULL; |
| buf3 = StorageByteBuffer::reference_buffer(buf1, 10, 90); |
| |
| ASSERT_EQ(90u, buf3->capacity()); |
| ASSERT_EQ(90u, buf3->limit()); |
| ASSERT_EQ(0u, buf3->position()); |
| |
| for (int i = 0; i < 90; i++) { |
| char byte; |
| ASSERT_EQ(OLAP_SUCCESS, buf3->get(&byte)); |
| ASSERT_EQ(i + 10, byte); |
| } |
| |
| ASSERT_EQ(4u, buf1->_buf.use_count()); |
| |
| SAFE_DELETE(buf1); |
| SAFE_DELETE(buf3); |
| ASSERT_EQ(2u, buf2._buf.use_count()); |
| } |
| |
| TEST_F(TestByteBuffer, TestMmap) { |
| FileHandler file_handle; |
| std::string file_name = ".test_byte_buffer"; |
| OLAPStatus res = file_handle.open_with_mode(file_name, O_CREAT | O_WRONLY, S_IRUSR | S_IWUSR); |
| ASSERT_EQ(OLAP_SUCCESS, res); |
| |
| char buf[100]; |
| for (int i = 0; i < 100; i++) { |
| buf[i] = i; |
| } |
| ASSERT_EQ(OLAP_SUCCESS, file_handle.write(buf, 100)); |
| file_handle.close(); |
| |
| res = file_handle.open(file_name, O_RDWR); |
| ASSERT_EQ(OLAP_SUCCESS, res); |
| StorageByteBuffer* buf1 = StorageByteBuffer::mmap(NULL, 80, PROT_READ | PROT_WRITE, MAP_SHARED, |
| file_handle.fd(), 0); |
| // mmap完成后就可以关闭原fd |
| file_handle.close(); |
| ASSERT_TRUE(buf1 != NULL); |
| |
| for (int i = 0; i < 80; i++) { |
| char byte; |
| ASSERT_EQ(OLAP_SUCCESS, buf1->get(&byte)); |
| ASSERT_EQ(i, byte); |
| } |
| |
| // 测试通过mmap写入数据 |
| buf1->set_position(0); |
| for (int i = 0; i < 10; i++) { |
| ASSERT_EQ(OLAP_SUCCESS, buf1->put('x')); |
| } |
| |
| SAFE_DELETE(buf1); |
| |
| res = file_handle.open(file_name, O_RDONLY); |
| ASSERT_EQ(OLAP_SUCCESS, res); |
| ASSERT_EQ(OLAP_SUCCESS, file_handle.pread(buf, 10, SEEK_SET)); |
| for (int i = 0; i < 10; i++) { |
| ASSERT_EQ('x', buf[i]); |
| } |
| } |
| |
| } // namespace doris |
| |
| int main(int argc, char** argv) { |
| std::string conffile = std::string(getenv("DORIS_HOME")) + "/conf/be.conf"; |
| if (!doris::config::init(conffile.c_str(), false)) { |
| fprintf(stderr, "error read config file. \n"); |
| return -1; |
| } |
| doris::init_glog("be-test"); |
| ::testing::InitGoogleTest(&argc, argv); |
| return RUN_ALL_TESTS(); |
| } |