angular-docs-cn/modules/benchpress/test/webdriver/chrome_driver_extension_spe...

520 lines
20 KiB
TypeScript

/**
* @license
* Copyright Google Inc. All Rights Reserved.
*
* Use of this source code is governed by an MIT-style license that can be
* found in the LICENSE file at https://angular.io/license
*/
import {AsyncTestCompleter, afterEach, beforeEach, ddescribe, describe, expect, iit, inject, it, xit} from '@angular/core/testing/testing_internal';
import {PromiseWrapper} from '@angular/facade/src/async';
import {Json, isBlank} from '@angular/facade/src/lang';
import {ChromeDriverExtension, Options, ReflectiveInjector, WebDriverAdapter, WebDriverExtension} from 'benchpress/common';
import {TraceEventFactory} from '../trace_event_factory';
export function main() {
describe('chrome driver extension', () => {
var CHROME44_USER_AGENT =
'"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/44.0.2403.0 Safari/537.36"';
var CHROME45_USER_AGENT =
'"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2499.0 Safari/537.36"';
var log;
var extension;
var blinkEvents = new TraceEventFactory('blink.console', 'pid0');
var v8Events = new TraceEventFactory('v8', 'pid0');
var v8EventsOtherProcess = new TraceEventFactory('v8', 'pid1');
var chromeTimelineEvents =
new TraceEventFactory('disabled-by-default-devtools.timeline', 'pid0');
var chrome45TimelineEvents = new TraceEventFactory('devtools.timeline', 'pid0');
var chromeTimelineV8Events = new TraceEventFactory('devtools.timeline,v8', 'pid0');
var chromeBlinkTimelineEvents = new TraceEventFactory('blink,devtools.timeline', 'pid0');
var chromeBlinkUserTimingEvents = new TraceEventFactory('blink.user_timing', 'pid0');
var benchmarkEvents = new TraceEventFactory('benchmark', 'pid0');
var normEvents = new TraceEventFactory('timeline', 'pid0');
function createExtension(
perfRecords = null, userAgent = null,
messageMethod = 'Tracing.dataCollected'): WebDriverExtension {
if (isBlank(perfRecords)) {
perfRecords = [];
}
if (isBlank(userAgent)) {
userAgent = CHROME44_USER_AGENT;
}
log = [];
extension = ReflectiveInjector
.resolveAndCreate([
ChromeDriverExtension.PROVIDERS, {
provide: WebDriverAdapter,
useValue: new MockDriverAdapter(log, perfRecords, messageMethod)
},
{provide: Options.USER_AGENT, useValue: userAgent}
])
.get(ChromeDriverExtension);
return extension;
}
it('should force gc via window.gc()', inject([AsyncTestCompleter], (async) => {
createExtension().gc().then((_) => {
expect(log).toEqual([['executeScript', 'window.gc()']]);
async.done();
});
}));
it('should mark the timeline via console.time()', inject([AsyncTestCompleter], (async) => {
createExtension().timeBegin('someName').then((_) => {
expect(log).toEqual([['executeScript', `console.time('someName');`]]);
async.done();
});
}));
it('should mark the timeline via console.timeEnd()', inject([AsyncTestCompleter], (async) => {
createExtension().timeEnd('someName', null).then((_) => {
expect(log).toEqual([['executeScript', `console.timeEnd('someName');`]]);
async.done();
});
}));
it('should mark the timeline via console.time() and console.timeEnd()',
inject([AsyncTestCompleter], (async) => {
createExtension().timeEnd('name1', 'name2').then((_) => {
expect(log).toEqual(
[['executeScript', `console.timeEnd('name1');console.time('name2');`]]);
async.done();
});
}));
describe('readPerfLog Chrome44', () => {
it('should normalize times to ms and forward ph and pid event properties',
inject([AsyncTestCompleter], (async) => {
createExtension([chromeTimelineEvents.complete('FunctionCall', 1100, 5500, null)])
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.complete('script', 1.1, 5.5, null),
]);
async.done();
});
}));
it('should normalize "tdur" to "dur"', inject([AsyncTestCompleter], (async) => {
var event = chromeTimelineEvents.create('X', 'FunctionCall', 1100, null);
event['tdur'] = 5500;
createExtension([event]).readPerfLog().then((events) => {
expect(events).toEqual([
normEvents.complete('script', 1.1, 5.5, null),
]);
async.done();
});
}));
it('should report FunctionCall events as "script"', inject([AsyncTestCompleter], (async) => {
createExtension([chromeTimelineEvents.start('FunctionCall', 0)])
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('script', 0),
]);
async.done();
});
}));
it('should report gc', inject([AsyncTestCompleter], (async) => {
createExtension([
chromeTimelineEvents.start('GCEvent', 1000, {'usedHeapSizeBefore': 1000}),
chromeTimelineEvents.end('GCEvent', 2000, {'usedHeapSizeAfter': 0}),
])
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('gc', 1.0, {'usedHeapSize': 1000}),
normEvents.end('gc', 2.0, {'usedHeapSize': 0, 'majorGc': false}),
]);
async.done();
});
}));
it('should ignore major gc from different processes',
inject([AsyncTestCompleter], (async) => {
createExtension([
chromeTimelineEvents.start('GCEvent', 1000, {'usedHeapSizeBefore': 1000}),
v8EventsOtherProcess.start('majorGC', 1100, null),
v8EventsOtherProcess.end('majorGC', 1200, null),
chromeTimelineEvents.end('GCEvent', 2000, {'usedHeapSizeAfter': 0}),
])
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('gc', 1.0, {'usedHeapSize': 1000}),
normEvents.end('gc', 2.0, {'usedHeapSize': 0, 'majorGc': false}),
]);
async.done();
});
}));
it('should report major gc', inject([AsyncTestCompleter], (async) => {
createExtension([
chromeTimelineEvents.start('GCEvent', 1000, {'usedHeapSizeBefore': 1000}),
v8Events.start('majorGC', 1100, null),
v8Events.end('majorGC', 1200, null),
chromeTimelineEvents.end('GCEvent', 2000, {'usedHeapSizeAfter': 0}),
])
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('gc', 1.0, {'usedHeapSize': 1000}),
normEvents.end('gc', 2.0, {'usedHeapSize': 0, 'majorGc': true}),
]);
async.done();
});
}));
['RecalculateStyles', 'Layout', 'UpdateLayerTree', 'Paint'].forEach((recordType) => {
it(`should report ${recordType} as "render"`, inject([AsyncTestCompleter], (async) => {
createExtension([
chromeTimelineEvents.start(recordType, 1234),
chromeTimelineEvents.end(recordType, 2345)
])
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('render', 1.234),
normEvents.end('render', 2.345),
]);
async.done();
});
}));
});
it('should ignore FunctionCalls from webdriver', inject([AsyncTestCompleter], (async) => {
createExtension([chromeTimelineEvents.start(
'FunctionCall', 0, {'data': {'scriptName': 'InjectedScript'}})])
.readPerfLog()
.then((events) => {
expect(events).toEqual([]);
async.done();
});
}));
});
describe('readPerfLog Chrome45', () => {
it('should normalize times to ms and forward ph and pid event properties',
inject([AsyncTestCompleter], (async) => {
createExtension(
[chromeTimelineV8Events.complete('FunctionCall', 1100, 5500, null)],
CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.complete('script', 1.1, 5.5, null),
]);
async.done();
});
}));
it('should normalize "tdur" to "dur"', inject([AsyncTestCompleter], (async) => {
var event = chromeTimelineV8Events.create('X', 'FunctionCall', 1100, null);
event['tdur'] = 5500;
createExtension([event], CHROME45_USER_AGENT).readPerfLog().then((events) => {
expect(events).toEqual([
normEvents.complete('script', 1.1, 5.5, null),
]);
async.done();
});
}));
it('should report FunctionCall events as "script"', inject([AsyncTestCompleter], (async) => {
createExtension([chromeTimelineV8Events.start('FunctionCall', 0)], CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('script', 0),
]);
async.done();
});
}));
it('should report minor gc', inject([AsyncTestCompleter], (async) => {
createExtension(
[
chromeTimelineV8Events.start('MinorGC', 1000, {'usedHeapSizeBefore': 1000}),
chromeTimelineV8Events.end('MinorGC', 2000, {'usedHeapSizeAfter': 0}),
],
CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events.length).toEqual(2);
expect(events[0]).toEqual(
normEvents.start('gc', 1.0, {'usedHeapSize': 1000, 'majorGc': false}));
expect(events[1]).toEqual(
normEvents.end('gc', 2.0, {'usedHeapSize': 0, 'majorGc': false}));
async.done();
});
}));
it('should report major gc', inject([AsyncTestCompleter], (async) => {
createExtension(
[
chromeTimelineV8Events.start('MajorGC', 1000, {'usedHeapSizeBefore': 1000}),
chromeTimelineV8Events.end('MajorGC', 2000, {'usedHeapSizeAfter': 0}),
],
CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events.length).toEqual(2);
expect(events[0]).toEqual(
normEvents.start('gc', 1.0, {'usedHeapSize': 1000, 'majorGc': true}));
expect(events[1]).toEqual(
normEvents.end('gc', 2.0, {'usedHeapSize': 0, 'majorGc': true}));
async.done();
});
}));
['Layout', 'UpdateLayerTree', 'Paint'].forEach((recordType) => {
it(`should report ${recordType} as "render"`, inject([AsyncTestCompleter], (async) => {
createExtension(
[
chrome45TimelineEvents.start(recordType, 1234),
chrome45TimelineEvents.end(recordType, 2345)
],
CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('render', 1.234),
normEvents.end('render', 2.345),
]);
async.done();
});
}));
});
it(`should report UpdateLayoutTree as "render"`, inject([AsyncTestCompleter], (async) => {
createExtension(
[
chromeBlinkTimelineEvents.start('UpdateLayoutTree', 1234),
chromeBlinkTimelineEvents.end('UpdateLayoutTree', 2345)
],
CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('render', 1.234),
normEvents.end('render', 2.345),
]);
async.done();
});
}));
it('should ignore FunctionCalls from webdriver', inject([AsyncTestCompleter], (async) => {
createExtension([chromeTimelineV8Events.start(
'FunctionCall', 0, {'data': {'scriptName': 'InjectedScript'}})])
.readPerfLog()
.then((events) => {
expect(events).toEqual([]);
async.done();
});
}));
it('should ignore FunctionCalls with empty scriptName',
inject([AsyncTestCompleter], (async) => {
createExtension(
[chromeTimelineV8Events.start('FunctionCall', 0, {'data': {'scriptName': ''}})])
.readPerfLog()
.then((events) => {
expect(events).toEqual([]);
async.done();
});
}));
it('should report navigationStart', inject([AsyncTestCompleter], (async) => {
createExtension(
[chromeBlinkUserTimingEvents.start('navigationStart', 1234)], CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events).toEqual([normEvents.start('navigationStart', 1.234)]);
async.done();
});
}));
it('should report receivedData', inject([AsyncTestCompleter], (async) => {
createExtension(
[chrome45TimelineEvents.instant(
'ResourceReceivedData', 1234, {'data': {'encodedDataLength': 987}})],
CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events).toEqual(
[normEvents.instant('receivedData', 1.234, {'encodedDataLength': 987})]);
async.done();
});
}));
it('should report sendRequest', inject([AsyncTestCompleter], (async) => {
createExtension(
[chrome45TimelineEvents.instant(
'ResourceSendRequest', 1234,
{'data': {'url': 'http://here', 'requestMethod': 'GET'}})],
CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events).toEqual([normEvents.instant(
'sendRequest', 1.234, {'url': 'http://here', 'method': 'GET'})]);
async.done();
});
}));
});
describe('readPerfLog (common)', () => {
it('should execute a dummy script before reading them',
inject([AsyncTestCompleter], (async) => {
// TODO(tbosch): This seems to be a bug in ChromeDriver:
// Sometimes it does not report the newest events of the performance log
// to the WebDriver client unless a script is executed...
createExtension([]).readPerfLog().then((_) => {
expect(log).toEqual([['executeScript', '1+1'], ['logs', 'performance']]);
async.done();
});
}));
['Rasterize', 'CompositeLayers'].forEach((recordType) => {
it(`should report ${recordType} as "render"`, inject([AsyncTestCompleter], (async) => {
createExtension(
[
chromeTimelineEvents.start(recordType, 1234),
chromeTimelineEvents.end(recordType, 2345)
],
CHROME45_USER_AGENT)
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.start('render', 1.234),
normEvents.end('render', 2.345),
]);
async.done();
});
}));
});
describe('frame metrics', () => {
it('should report ImplThreadRenderingStats as frame event',
inject([AsyncTestCompleter], (async) => {
createExtension([benchmarkEvents.instant(
'BenchmarkInstrumentation::ImplThreadRenderingStats', 1100,
{'data': {'frame_count': 1}})])
.readPerfLog()
.then((events) => {
expect(events).toEqual([
normEvents.create('i', 'frame', 1.1),
]);
async.done();
});
}));
it('should not report ImplThreadRenderingStats with zero frames',
inject([AsyncTestCompleter], (async) => {
createExtension([benchmarkEvents.instant(
'BenchmarkInstrumentation::ImplThreadRenderingStats', 1100,
{'data': {'frame_count': 0}})])
.readPerfLog()
.then((events) => {
expect(events).toEqual([]);
async.done();
});
}));
it('should throw when ImplThreadRenderingStats contains more than one frame',
inject([AsyncTestCompleter], (async) => {
PromiseWrapper.catchError(
createExtension([
benchmarkEvents.instant(
'BenchmarkInstrumentation::ImplThreadRenderingStats', 1100,
{'data': {'frame_count': 2}})
]).readPerfLog(),
(err): any => {
expect(() => {
throw err;
}).toThrowError('multi-frame render stats not supported');
async.done();
});
}));
});
it('should report begin timestamps', inject([AsyncTestCompleter], (async) => {
createExtension([blinkEvents.create('S', 'someName', 1000)])
.readPerfLog()
.then((events) => {
expect(events).toEqual([normEvents.markStart('someName', 1.0)]);
async.done();
});
}));
it('should report end timestamps', inject([AsyncTestCompleter], (async) => {
createExtension([blinkEvents.create('F', 'someName', 1000)])
.readPerfLog()
.then((events) => {
expect(events).toEqual([normEvents.markEnd('someName', 1.0)]);
async.done();
});
}));
it('should throw an error on buffer overflow', inject([AsyncTestCompleter], (async) => {
PromiseWrapper.catchError(
createExtension(
[
chromeTimelineEvents.start('FunctionCall', 1234),
],
CHROME45_USER_AGENT, 'Tracing.bufferUsage')
.readPerfLog(),
(err): any => {
expect(() => {
throw err;
}).toThrowError('The DevTools trace buffer filled during the test!');
async.done();
});
}));
it('should match chrome browsers', () => {
expect(createExtension().supports({'browserName': 'chrome'})).toBe(true);
expect(createExtension().supports({'browserName': 'Chrome'})).toBe(true);
});
});
});
}
class MockDriverAdapter extends WebDriverAdapter {
constructor(private _log: any[], private _events: any[], private _messageMethod: string) {
super();
}
executeScript(script) {
this._log.push(['executeScript', script]);
return PromiseWrapper.resolve(null);
}
logs(type) {
this._log.push(['logs', type]);
if (type === 'performance') {
return PromiseWrapper.resolve(this._events.map((event) => {
return {
'message': Json.stringify({'message': {'method': this._messageMethod, 'params': event}})
};
}));
} else {
return null;
}
}
}