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/*
* 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.
*/
/* $Rev$ $Date$ */
/**
* Test hash functions.
*/
#include <assert.h>
#include "string.hpp"
#include "hash.hpp"
#include "perf.hpp"
namespace tuscany {
bool testCrc32hash() {
const string key("This is a test key");
unsigned int h = crc32hash(c_str(key), length(key));
assert(h != 0);
return true;
}
bool testTimes33hash() {
const string key("This is a test key");
unsigned int h = times33hash(c_str(key), length(key));
assert(h != 0);
return true;
}
bool testMurmurhash() {
const string key("This is a test key");
unsigned int h = murmurhash(c_str(key), length(key));
assert(h != 0);
return true;
}
bool testPortablemurmurhash() {
const string key("This is a test key");
unsigned int h = portablemurmurhash(c_str(key), length(key));
assert(h != 0);
return true;
}
struct crc32hashTest {
const string key;
crc32hashTest(const string& key) : key(key) {
}
bool operator()() const {
unsigned int h = crc32hash(c_str(key), length(key));
assert(h != 0);
return true;
}
};
struct times33hashTest {
const string key;
times33hashTest(const string& key) : key(key) {
}
bool operator()() const {
unsigned int h = times33hash(c_str(key), length(key));
assert(h != 0);
return true;
}
};
struct murmurhashTest {
const string key;
murmurhashTest(const string& key) : key(key) {
}
bool operator()() const {
unsigned int h = murmurhash(c_str(key), length(key));
assert(h != 0);
return true;
}
};
struct portablemurmurhashTest {
const string key;
portablemurmurhashTest(const string& key) : key(key) {
}
bool operator()() const {
unsigned int h = portablemurmurhash(c_str(key), length(key));
assert(h != 0);
return true;
}
};
bool testHashPerf() {
const string key("This is a test key");
const int count = 100000;
const lambda<bool()> crc32 = crc32hashTest(key);
cout << "crc32hash test " << time(crc32, 5, count) << " ms" << endl;
const lambda<bool()> times33 = times33hashTest(key);
cout << "times33hash test " << time(times33, 5, count) << " ms" << endl;
const lambda<bool()> murmur = murmurhashTest(key);
cout << "murmurhash test " << time(murmur, 5, count) << " ms" << endl;
const lambda<bool()> portablemurmur = portablemurmurhashTest(key);
cout << "portable murmurhash test " << time(portablemurmur, 5, count) << " ms" << endl;
return true;
}
}
int main() {
tuscany::cout << "Testing..." << tuscany::endl;
tuscany::testCrc32hash();
tuscany::testTimes33hash();
tuscany::testMurmurhash();
tuscany::testPortablemurmurhash();
tuscany::testHashPerf();
tuscany::cout << "OK" << tuscany::endl;
return 0;
}
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