79 lines
3.3 KiB
TypeScript
79 lines
3.3 KiB
TypeScript
import { expect } from 'chai';
|
|
|
|
import * as path from 'node:path';
|
|
|
|
import { startRemoteControlApp } from './lib/spec-helpers';
|
|
|
|
describe('cpp heap', () => {
|
|
describe('app module', () => {
|
|
it('should not allocate on every require', async () => {
|
|
const { remotely } = await startRemoteControlApp();
|
|
const [usedBefore, usedAfter] = await remotely(async () => {
|
|
const { getCppHeapStatistics } = require('node:v8');
|
|
const heapStatsBefore = getCppHeapStatistics('brief');
|
|
{
|
|
const { app } = require('electron');
|
|
console.log(app.name);
|
|
}
|
|
{
|
|
const { app } = require('electron');
|
|
console.log(app.dock);
|
|
}
|
|
const heapStatsAfter = getCppHeapStatistics('brief');
|
|
return [heapStatsBefore.used_size_bytes, heapStatsAfter.used_size_bytes];
|
|
});
|
|
expect(usedBefore).to.be.equal(usedAfter);
|
|
});
|
|
|
|
it('should record as node in heap snapshot', async () => {
|
|
const { remotely } = await startRemoteControlApp(['--expose-internals']);
|
|
const result = await remotely(async (heap: string, snapshotHelper: string) => {
|
|
const { recordState } = require(heap);
|
|
const { containsRetainingPath } = require(snapshotHelper);
|
|
const state = recordState();
|
|
return containsRetainingPath(state.snapshot, ['C++ Persistent roots', 'Electron / App']);
|
|
}, path.join(__dirname, '../../third_party/electron_node/test/common/heap'),
|
|
path.join(__dirname, 'lib', 'heapsnapshot-helpers.js'));
|
|
expect(result).to.equal(true);
|
|
});
|
|
});
|
|
|
|
describe('session module', () => {
|
|
it('should record as node in heap snapshot', async () => {
|
|
const { remotely } = await startRemoteControlApp(['--expose-internals']);
|
|
const result = await remotely(async (heap: string, snapshotHelper: string) => {
|
|
const { session, BrowserWindow } = require('electron');
|
|
const { once } = require('node:events');
|
|
const assert = require('node:assert');
|
|
const { recordState } = require(heap);
|
|
const { containsRetainingPath } = require(snapshotHelper);
|
|
const session1 = session.defaultSession;
|
|
console.log(session1.getStoragePath());
|
|
const session2 = session.fromPartition('cppheap1');
|
|
const session3 = session.fromPartition('cppheap1');
|
|
const session4 = session.fromPartition('cppheap2');
|
|
console.log(session2.cookies);
|
|
assert.strictEqual(session2, session3);
|
|
assert.notStrictEqual(session2, session4);
|
|
const w = new BrowserWindow({
|
|
show: false,
|
|
webPreferences: {
|
|
session: session.fromPartition('cppheap1')
|
|
}
|
|
});
|
|
await w.loadURL('about:blank');
|
|
const state = recordState();
|
|
const isClosed = once(w, 'closed');
|
|
w.destroy();
|
|
await isClosed;
|
|
const numSessions = containsRetainingPath(state.snapshot, ['C++ Persistent roots', 'Electron / Session'], {
|
|
occurrences: 4
|
|
});
|
|
const canTraceJSReferences = containsRetainingPath(state.snapshot, ['C++ Persistent roots', 'Electron / Session', 'Cookies']);
|
|
return numSessions && canTraceJSReferences;
|
|
}, path.join(__dirname, '../../third_party/electron_node/test/common/heap'),
|
|
path.join(__dirname, 'lib', 'heapsnapshot-helpers.js'));
|
|
expect(result).to.equal(true);
|
|
});
|
|
});
|
|
});
|