angular-docs-cn/packages/benchpress/test/firefox_extension/parser_util_spec.ts

101 lines
3.7 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 {convertPerfProfileToEvents} from '../../src/firefox_extension/lib/parser_util';
function assertEventsEqual(actualEvents: any[], expectedEvents: any[]) {
expect(actualEvents.length == expectedEvents.length);
for (let i = 0; i < actualEvents.length; ++i) {
const actualEvent = actualEvents[i];
const expectedEvent = expectedEvents[i];
for (const key in actualEvent) {
expect(actualEvent[key]).toEqual(expectedEvent[key]);
}
}
}
{
describe('convertPerfProfileToEvents', function() {
it('should convert single instantaneous event', function() {
const profileData = {
threads: [
{samples: [{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]}]}
]
};
const perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents, [{ph: 'X', ts: 1, name: 'script'}]);
});
it('should convert single non-instantaneous event', function() {
const profileData = {
threads: [{
samples: [
{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 2, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 100, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]}
]
}]
};
const perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(
perfEvents, [{ph: 'B', ts: 1, name: 'script'}, {ph: 'E', ts: 100, name: 'script'}]);
});
it('should convert multiple instantaneous events', function() {
const profileData = {
threads: [{
samples: [
{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 2, frames: [{location: 'PresShell::Paint'}]}
]
}]
};
const perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(
perfEvents, [{ph: 'X', ts: 1, name: 'script'}, {ph: 'X', ts: 2, name: 'render'}]);
});
it('should convert multiple mixed events', function() {
const 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'}]}
]
}]
};
const 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() {
const profileData = {threads: [{samples: [{time: 1, frames: [{location: 'forceGC'}]}]}]};
const perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents, [{ph: 'X', ts: 1, name: 'gc', args: {usedHeapSize: 0}}]);
});
it('should skip unknown events', function() {
const profileData = {
threads: [{
samples: [
{time: 1, frames: [{location: 'FirefoxDriver.prototype.executeScript'}]},
{time: 2, frames: [{location: 'foo'}]}
]
}]
};
const perfEvents = convertPerfProfileToEvents(profileData);
assertEventsEqual(perfEvents, [{ph: 'X', ts: 1, name: 'script'}]);
});
});
}