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uBlock/docs/tests/hnset-benchmark.html
2018-12-05 14:48:31 -05:00

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<h1>Benchmark of hostname-lookup from small to medium set:<br>Set, RegExp, HNTrie</h1>
<p><a href="./.">Back</a></p>
<p>&nbsp;</p>
<p><button id="createBenchmark">Creation</button> <button id="lookupBenchmark">Lookup</button></p>
<div id="results-0" style="white-space:pre;font-family:mono"></div>
<div id="results-1" style="white-space:pre;font-family:mono"></div>
<div id="results-2" style="white-space:pre;font-family:mono"></div>
<div id="results-3" style="white-space:pre;font-family:mono"></div>
<div id="results-4" style="white-space:pre;font-family:mono"></div>
<div id="results-5" style="white-space:pre;font-family:mono"></div>
<div id="results-6" style="white-space:pre;font-family:mono"></div>
<script src="https://rawcdn.githack.com/gorhill/uBlock/e83ffde5af29bd44ae529c5a60e2506970e7af34/src/js/hntrie.js"></script>
<script src="https://rawcdn.githack.com/gorhill/uBlock/c3b0fd31f64bd7ffecdd282fb1208fe07aac3eb0/src/js/hntrie.js"></script>
<script src="https://rawcdn.githack.com/gorhill/uBlock/1b6fea16da81d1df3e2efd5a31894f71ea04dbb1/src/js/hntrie.js"></script>
<!-- <script src="../../src/js/hntrie.js"></script> -->
<script src="hostname-pool.js"></script>
<script src="https://cdn.jsdelivr.net/lodash/4.17.2/lodash.min.js"></script>
<script src="https://cdn.jsdelivr.net/platform.js/1.3.3/platform.js"></script>
<script src="https://cdn.jsdelivr.net/benchmarkjs/2.1.2/benchmark.js"></script>
<script>
const randomHostname = function() {
return hostnamePool[Math.floor(Math.random() * hostnamePool.length)];
};
const randomNeedle = function() {
let needle = randomHostname();
const pos = needle.lastIndexOf('.');
if ( pos !== -1 ) {
needle = Math.random().toString(36).slice(2) + needle.slice(pos);
}
if ( Math.random() < 0.5 ) {
needle = Math.random().toString(36).slice(2, 6) + '.' + needle;
}
return needle;
};
// Create "domain=" sets of all sizes (from 2 to 1024 at most)
const domainOpts = (function() {
const domainOpts = [];
let n = 2;
while ( n <= 1024 ) {
const domainOpt = [];
for ( let i = 0; i < n; i++ ) {
domainOpt.push(randomHostname());
}
domainOpts.push(domainOpt.join('|'));
n += (n >>> 1);
}
return domainOpts;
})();
/******************************************************************************/
var setBasedDictCreate = function(domainOpt) {
// Only one hostname
if ( domainOpt.indexOf('|') === -1 ) {
if ( domainOpt.startsWith('~') ) {
return domainOpt.slice(1);
}
return domainOpt;
}
// Multiple hostnames: use a dictionary.
var hostnames = domainOpt.split('|');
var i, hostname, dict;
// First find out whether we have a homogeneous dictionary
var hit = false, miss = false;
i = hostnames.length;
while ( i-- ) {
if ( hostnames[i].startsWith('~') ) {
miss = true;
if ( hit ) { break; }
} else {
hit = true;
if ( miss ) { break; }
}
}
// Heterogenous dictionary: this can happen, though VERY rarely.
// Spotted one occurrence in EasyList Lite (cjxlist.txt):
// domain=photobucket.com|~secure.photobucket.com
if ( hit && miss ) {
dict = new Map();
i = hostnames.length;
while ( i-- ) {
hostname = hostnames[i];
if ( hostname.startsWith('~') ) {
dict.set(hostname.slice(1), false);
} else {
dict.set(hostname, true);
}
}
return dict;
}
// Homogeneous dictionary.
if ( hit ) {
return new Set(hostnames);
}
dict = new Set();
i = hostnames.length;
while ( i-- ) {
dict.add(hostnames[i].slice(1));
}
return dict;
};
var setBasedDictTest = function(haystack, needle) {
var pos;
for (;;) {
if ( haystack.has(needle) ) { return true; }
pos = needle.indexOf('.');
if ( pos === -1 ) { break; }
needle = needle.slice(pos + 1);
}
return false;
};
/******************************************************************************/
var regexBasedDictCreate = function(domainOpt) {
// Only one hostname
if ( domainOpt.indexOf('|') === -1 ) {
if ( domainOpt.startsWith('~') ) {
return domainOpt.slice(1);
}
return domainOpt;
}
// Many hostnames.
var re;
// Must be in dictionary (none negated).
if ( domainOpt.indexOf('~') === -1 ) { // all non-negated
re = new RegExp('(?:^|\\.)(?:' + domainOpt.replace(/\./g, '\\.') + ')$');
re.exec('');
return re;
}
// Must not be in dictionary (all negated).
if ( reDomainOptAllNegated.test(domainOpt) ) {
re = new RegExp('(?:^|\\.)(?:' + domainOpt.replace(/~/g, '').replace(/\./g, '\\.') + ')$');
re.exec('');
return re;
}
// Heterogenous dictionary: this can happen, though VERY rarely.
// Spotted one occurrence in EasyList Lite (cjxlist.txt):
// domain=photobucket.com|~secure.photobucket.com
var hostnames = domainOpt.split('|'),
i = hostnames.length,
dict = new Map(),
hostname;
while ( i-- ) {
hostname = hostnames[i];
if ( hostname.startsWith('~') ) {
dict.set(hostname.slice(1), false);
} else {
dict.set(hostname, true);
}
}
return dict;
};
var reDomainOptAllNegated = /^~(?:[^\|~]+\|~)+[^\|~]+$/;
var regexBasedDictTest = function(haystack, needle) {
return haystack.test(needle);
};
/******************************************************************************/
var oldTrieBasedDictCreate = function(domainOpt) {
return HNTrieBuilder.fromDomainOpt(domainOpt);
}
var oldTrieBasedDictTest = function(haystack, needle) {
return haystack.matches(needle);
};
/******************************************************************************/
var trieBasedDictCreate = function(domainOpt) {
return hnTrieManager.fromDomainOpt(domainOpt);
}
var trieBasedDictTest = function(haystack, needle) {
return haystack.matchesJS(needle);
};
var trieBasedDictTestWASM = function(haystack, needle) {
return haystack.matchesWASM(needle);
};
/******************************************************************************/
const hnBigTrieJS = new HNTrieContainer();
const hnBigTrieWASM = new HNTrieContainer();
const bigtrieBasedDictCreateJS = function(domainOpt) {
return hnBigTrieJS.fromIterable(domainOpt.split('|'), 'addJS');
}
const bigtrieBasedDictTestJS = function(haystack, needle) {
return haystack.matchesJS(needle);
};
const bigtrieBasedDictCreateWASM = function(domainOpt) {
return hnBigTrieWASM.fromIterable(domainOpt.split('|'), 'addWASM');
}
const bigtrieBasedDictTestWASM = function(haystack, needle) {
return haystack.matchesWASM(needle);
};
/******************************************************************************/
const gBenchmarks = [ null ];
let gWhich;
/******************************************************************************/
function stdout(which, text) {
if ( which > 0 ) {
which = ((which - 1) % 3) + 1;
}
var r = document.querySelector('#results-' + which);
if ( text === '' ) {
r.innerHTML = '';
} else {
r.innerHTML += text;
}
}
function doBenchmark(which) {
stdout(0, '');
stdout(0, 'Benchmarking, the higher ops/sec the better.\n');
stdout(0, Benchmark.platform.toString() + '.');
stdout(0, '\n\n');
stdout(1, '');
stdout(2, '');
stdout(3, '');
gWhich = which;
gBenchmarks[gWhich].run({ 'async': true });
}
function nextBenchmark() {
stdout(gWhich, 'Done.\n\n');
gWhich += 1;
var bms = gBenchmarks[gWhich];
if ( bms ) {
bms.run({ 'async': true });
}
}
function exitBenchmark() {
stdout(gWhich, 'Done.\n\n');
}
/******************************************************************************/
function initBenchmarks() {
gBenchmarks.push((function() {
let dicts = [];
const createDict = function(fn) {
for ( let i = 0; i < domainOpts.length; i++ ) {
dicts[i] = fn(domainOpts[i]);
}
};
var bms = new Benchmark.Suite();
bms
.add(' - Set-based', function() {
createDict(setBasedDictCreate);
})
.add(' - Regex-based', function() {
createDict(regexBasedDictCreate);
})
.add(' - Trie-based (1st-gen)', function() {
createDict(oldTrieBasedDictCreate);
})
.add(' - Trie-based (2nd-gen)', function() {
hnTrieManager.reset();
createDict(trieBasedDictCreate);
})
.add(' - Trie-based JS (3rd-gen)', function() {
hnBigTrieJS.reset();
createDict(bigtrieBasedDictCreateJS);
})
.on('start', function() {
dicts = [];
stdout(gWhich, '');
stdout(gWhich, 'Create dictionaries\n');
})
.on('cycle', function(event) {
stdout(gWhich, String(event.target) + '\n');
})
.on('complete', exitBenchmark);
if ( hnBigTrieWASM.addWASM !== null ) {
bms.add(' - Trie-based WASM (3rd-gen)', function() {
hnBigTrieWASM.reset();
createDict(bigtrieBasedDictCreateWASM);
})
}
return bms;
})());
const lookupCount = 100;
gBenchmarks.push((function() {
const bms = new Benchmark.Suite();
const needles = [];
let setDicts;
let regexDicts;
let oldTrieDicts;
let newTrieDicts;
let bigTrieDicts;
let results;
const lookupDict = function(dicts, fn) {
for ( let i = 0; i < needles.length; i++ ) {
const needle = needles[i];
for ( const dict of dicts ) {
results[i] = fn(dict, needle);
}
}
};
bms
.add(' - Set-based', function() {
lookupDict(setDicts, setBasedDictTest);
})
.add(' - Regex-based', function() {
lookupDict(regexDicts, regexBasedDictTest);
})
.add(' - Trie-based (1st-gen)', function() {
lookupDict(oldTrieDicts, oldTrieBasedDictTest);
})
.on('start', function() {
for ( let i = 0; i < lookupCount; i++ ) {
needles[i] = randomNeedle();
}
setDicts = [];
regexDicts = [];
oldTrieDicts = []
newTrieDicts = []
bigTrieDicts = []
results = [];
hnTrieManager.reset();
for ( const domainOpt of domainOpts ) {
setDicts.push(setBasedDictCreate(domainOpt));
regexDicts.push(regexBasedDictCreate(domainOpt));
oldTrieDicts.push(oldTrieBasedDictCreate(domainOpt));
newTrieDicts.push(trieBasedDictCreate(domainOpt));
bigTrieDicts.push(bigtrieBasedDictCreateJS(domainOpt));
}
stdout(gWhich, '');
stdout(gWhich, 'Test ' + lookupCount + ' needles against ' + domainOpts.length + ' dictionaries of hostnames\n');
})
.on('cycle', function(event) {
stdout(gWhich, String(event.target) + '\n');
})
.on('complete', ( ) => {
setDicts = regexDicts = oldTrieDicts = newTrieDicts = results = undefined;
hnTrieManager.reset();
exitBenchmark();
});
bms.add(' - Trie-based JS (2nd-gen)', function() {
lookupDict(newTrieDicts, trieBasedDictTest);
})
if ( hnTrieManager.matchesWASM !== null ) {
bms.add(' - Trie-based WASM (2nd-gen)', function() {
lookupDict(newTrieDicts, trieBasedDictTestWASM);
})
}
bms.add(' - Trie-based JS (3rd-gen)', function() {
lookupDict(newTrieDicts, bigtrieBasedDictTestJS);
})
if ( hnBigTrieWASM.matchesWASM !== null ) {
bms.add(' - Trie-based WASM (3rd-gen)', function() {
lookupDict(bigTrieDicts, bigtrieBasedDictTestWASM);
})
}
return bms;
})());
}
/******************************************************************************/
Promise.all([
hnTrieManager.readyToUse(),
hnBigTrieJS.readyToUse(),
hnBigTrieWASM.readyToUse(),
]).then(( ) => {
initBenchmarks();
});
document.getElementById('createBenchmark').onclick = function() {
doBenchmark(1);
};
document.getElementById('lookupBenchmark').onclick = function() {
doBenchmark(2);
};
</script>
</body>
</html>