| /** |
| * 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 <pulsar/Client.h> |
| #include <gtest/gtest.h> |
| #include <gmock/gmock.h> |
| #include <boost/functional/hash.hpp> |
| |
| #include "../lib/BoostHash.h" |
| #include "../lib/JavaStringHash.h" |
| #include "../lib/Murmur3_32Hash.h" |
| |
| using ::testing::AtLeast; |
| using ::testing::Return; |
| using ::testing::ReturnRef; |
| |
| using namespace pulsar; |
| |
| TEST(HashTest, testBoostHash) { |
| BoostHash hash; |
| boost::hash<std::string> boostHash; |
| |
| std::string key1 = "key1"; |
| std::string key2 = "key2"; |
| |
| ASSERT_EQ(boostHash(key1) & std::numeric_limits<int32_t>::max(), hash.makeHash(key1)); |
| ASSERT_EQ(boostHash(key2) & std::numeric_limits<int32_t>::max(), hash.makeHash(key2)); |
| } |
| |
| TEST(HashTest, testJavaStringHash) { |
| JavaStringHash hash; |
| |
| // Calculating `hashCode()` makes overflow as unsigned int32. |
| std::string key1 = "keykeykeykeykey1"; |
| |
| // `hashCode()` is negative as signed int32. |
| std::string key2 = "keykeykey2"; |
| |
| // Same as Java client |
| ASSERT_EQ(434058482, hash.makeHash(key1)); |
| ASSERT_EQ(42978643, hash.makeHash(key2)); |
| } |
| |
| TEST(HashTest, testMurmur3_32Hash) { |
| Murmur3_32Hash hash; |
| std::string k1 = "k1"; |
| std::string k2 = "k2"; |
| std::string key1 = "key1"; |
| std::string key2 = "key2"; |
| std::string key01 = "key01"; |
| std::string key02 = "key02"; |
| |
| // Same value as Java client |
| ASSERT_EQ(2110152746, hash.makeHash(k1)); |
| ASSERT_EQ(1479966664, hash.makeHash(k2)); |
| ASSERT_EQ(462881061, hash.makeHash(key1)); |
| ASSERT_EQ(1936800180, hash.makeHash(key2)); |
| ASSERT_EQ(39696932, hash.makeHash(key01)); |
| ASSERT_EQ(751761803, hash.makeHash(key02)); |
| } |