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feat(benchpress): initial support for firefox

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Closes #2419
This commit is contained in:
Hank Duan
2015-06-08 13:51:10 -07:00
committed by Tobias Bosch
parent 7a4a3c850f
commit 0949a4b045
18 changed files with 380 additions and 69 deletions
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13
modules/benchpress/test/firefox_extension/conf.ts
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@ -1,13 +1,14 @@
/// <reference path="../../../angular2/typings/node/node.d.ts" />
require('traceur/bin/traceur-runtime.js');
require('reflect-metadata');
var testHelper = require('../../src/firefox_extension/lib/test_helper.js');
// Where to save profile results (parent folder must exist)
var PROFILE_SAVE_PATH = './perfProfile.json';
exports.config = {
specs: ['spec.js'],
specs: ['spec.js', 'sample_benchmark.js'],
getMultiCapabilities: function() { return testHelper.getFirefoxProfileWithExtension(); },
framework: 'jasmine2',
params: {profileSavePath: testHelper.getAbsolutePath(PROFILE_SAVE_PATH)}
jasmineNodeOpts: {showColors: true, defaultTimeoutInterval: 1200000},
getMultiCapabilities: function() { return testHelper.getFirefoxProfileWithExtension(); }
};

5
modules/benchpress/test/firefox_extension/parser_util_spec.dart Normal file
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@ -0,0 +1,5 @@
library benchpress.test.firefox_extension.parser_util_spec;
main() {
}

102
modules/benchpress/test/firefox_extension/parser_util_spec.ts Normal file
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import {convertPerfProfileToEvents} from 'benchpress/src/firefox_extension/lib/parser_util';
function assertEventsEqual(actualEvents, expectedEvents) {
expect(actualEvents.length == expectedEvents.length);
for (var i = 0; i < actualEvents.length; ++i) {
var actualEvent = actualEvents[i];
var expectedEvent = expectedEvents[i];
for (var key in actualEvent) {
expect(actualEvent[key]).toEqual(expectedEvent[key]);
}
}
};
export function main() {
describe('convertPerfProfileToEvents', function() {
it('should convert single instantaneous event', function() {
var profileData = {
threads: [
{samples: [{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]}]}
]
};
var perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents, [{ph: 'X', ts: 1, name: 'script'}]);
});
it('should convert single non-instantaneous event', function() {
var profileData = {
threads: [
{
samples: [
{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 2, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 100, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]}
]
}
]
};
var perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents,
[{ph: 'B', ts: 1, name: 'script'}, {ph: 'E', ts: 100, name: 'script'}]);
});
it('should convert multiple instantaneous events', function() {
var profileData = {
threads: [
{
samples: [
{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 2, frames: [{location: 'PresShell::Paint'}]}
]
}
]
};
var perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents,
[{ph: 'X', ts: 1, name: 'script'}, {ph: 'X', ts: 2, name: 'render'}]);
});
it('should convert multiple mixed events', function() {
var profileData = {
threads: [
{
samples: [
{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 2, frames: [{location: 'PresShell::Paint'}]},
{time: 5, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 10, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]}
]
}
]
};
var perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents, [
{ph: 'X', ts: 1, name: 'script'},
{ph: 'X', ts: 2, name: 'render'},
{ph: 'B', ts: 5, name: 'script'},
{ph: 'E', ts: 10, name: 'script'}
]);
});
it('should add args to gc events', function() {
var profileData = {threads: [{samples: [{time: 1, frames: [{location: 'forceGC'}]}]}]};
var perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents, [{ph: 'X', ts: 1, name: 'gc', args: {usedHeapSize: 0}}]);
});
it('should skip unknown events', function() {
var profileData = {
threads: [
{
samples: [
{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 2, frames: [{location: 'foo'}]}
]
}
]
};
var perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents, [{ph: 'X', ts: 1, name: 'script'}]);
});
});
};

5
modules/benchpress/test/firefox_extension/sample_benchmark.dart Normal file
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@ -0,0 +1,5 @@
library benchpress.test.firefox_extension.sample_benchmark;
main() {
}

32
modules/benchpress/test/firefox_extension/sample_benchmark.ts Normal file
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@ -0,0 +1,32 @@
var benchpress = require('../../index.js');
var runner = new benchpress.Runner([
// use protractor as Webdriver client
benchpress.SeleniumWebDriverAdapter.PROTRACTOR_BINDINGS,
// use RegressionSlopeValidator to validate samples
benchpress.Validator.bindTo(benchpress.RegressionSlopeValidator),
// use 10 samples to calculate slope regression
benchpress.bind(benchpress.RegressionSlopeValidator.SAMPLE_SIZE).toValue(20),
// use the script metric to calculate slope regression
benchpress.bind(benchpress.RegressionSlopeValidator.METRIC).toValue('scriptTime'),
benchpress.bind(benchpress.Options.FORCE_GC).toValue(true)
]);
describe('deep tree baseline', function() {
it('should be fast!', function(done) {
browser.ignoreSynchronization = true;
browser.get('http://localhost:8001/examples/src/benchpress/');
/*
* Tell benchpress to click the buttons to destroy and re-create the tree for each sample.
* Benchpress will log the collected metrics after each sample is collected, and will stop
* sampling as soon as the calculated regression slope for last 20 samples is stable.
*/
runner.sample({
id: 'baseline',
execute: function() { $('button')
.click(); },
bindings: [benchpress.bind(benchpress.Options.SAMPLE_DESCRIPTION).toValue({depth: 9})]
})
.then(done, done.fail);
});
});

5
modules/benchpress/test/firefox_extension/spec.dart
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@ -1,2 +1,5 @@
library benchpress.test.firefox_extension.spec;
//no dart implementation
main() {
}

35
modules/benchpress/test/firefox_extension/spec.ts
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@ -2,26 +2,15 @@
/// <reference path="../../../angular2/typings/angular-protractor/angular-protractor.d.ts" />
/// <reference path="../../../angular2/typings/jasmine/jasmine.d.ts" />
var fs = require('fs');
var validateFile = function() {
try {
var content = fs.readFileSync(browser.params.profileSavePath, 'utf8');
// TODO(hankduan): This check is not very useful. Ideally we want to
// validate that the file contains all the events that we are looking for.
// Pending on data transformer.
expect(content).toContain('forceGC');
// Delete file
fs.unlinkSync(browser.params.profileSavePath);
} catch (err) {
if (err.code === 'ENOENT') {
// If files doesn't exist
console.error('Error: firefox extension did not save profile JSON');
} else {
console.error('Error: ' + err);
var assertEventsContainsName = function(events, eventName) {
var found = false;
for (var i = 0; i < events.length; ++i) {
if (events[i].name == eventName) {
found = true;
break;
}
throw err;
}
expect(found).toBeTruthy();
};
describe('firefox extension', function() {
@ -37,10 +26,10 @@ describe('firefox extension', function() {
browser.executeScript('window.forceGC()');
var script = 'window.stopAndRecord("' + browser.params.profileSavePath + '")';
browser.executeScript(script).then(function() { console.log('stopped measuring perf'); });
// wait for it to finish, then validate file.
browser.sleep(3000).then(validateFile);
browser.executeAsyncScript('var cb = arguments[0]; window.getProfile(cb);')
.then(function(profile) {
assertEventsContainsName(profile, 'gc');
assertEventsContainsName(profile, 'script');
});
})
});