| /** |
| * 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 <gtest/gtest.h> |
| #include <lib/CompressionCodecZLib.h> |
| |
| using namespace pulsar; |
| |
| TEST(ZLibCompressionTest, compressDecompress) { |
| CompressionCodecZLib codec; |
| |
| std::string payload = "Payload to compress"; |
| SharedBuffer compressed = codec.encode(SharedBuffer::copy(payload.c_str(), payload.size())); |
| |
| SharedBuffer uncompressed; |
| bool res = codec.decode(compressed, payload.size(), uncompressed); |
| ASSERT_TRUE(res); |
| ASSERT_EQ(payload, std::string(uncompressed.data(), uncompressed.readableBytes())); |
| } |
| |
| // Java and C++ are using different ZLib settings when compressing, so the resulting |
| // compressed blobs are slightly different. Both should lead to the same result when |
| // decompressing |
| TEST(ZLibCompressionTest, decodeCppCompressed) { |
| CompressionCodecZLib codec; |
| |
| const uint8_t compressed[] = {0x78, 0x9c, 0x63, 0x60, 0x80, 0x01, 0x00, 0x00, 0x0a, 0x00, 0x01}; |
| |
| SharedBuffer uncompressed; |
| uint32_t uncompressedSize = 10; |
| |
| bool res = codec.decode(SharedBuffer::copy((const char*)compressed, sizeof(compressed)), uncompressedSize, |
| uncompressed); |
| ASSERT_TRUE(res); |
| ASSERT_EQ(uncompressedSize, uncompressed.readableBytes()); |
| } |
| |
| TEST(ZLibCompressionTest, decodeJavaCompressed) { |
| CompressionCodecZLib codec; |
| |
| const uint8_t compressed[] = {0x78, 0x9c, 0x62, 0x60, 0x80, 0x01, 0x00, 0x00, 0x00, 0x00, 0xff, 0xff}; |
| |
| SharedBuffer uncompressed; |
| uint32_t uncompressedSize = 10; |
| |
| bool res = codec.decode(SharedBuffer::copy((const char*)compressed, sizeof(compressed)), uncompressedSize, |
| uncompressed); |
| ASSERT_TRUE(res); |
| ASSERT_EQ(uncompressedSize, uncompressed.readableBytes()); |
| } |