45 lines
1.8 KiB
TypeScript
45 lines
1.8 KiB
TypeScript
import { expect } from 'chai';
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import * as path from 'node:path';
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import { startRemoteControlApp } from './lib/spec-helpers';
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describe('cpp heap', () => {
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describe('app module', () => {
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it('should not allocate on every require', async () => {
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const { remotely } = await startRemoteControlApp();
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const [usedBefore, usedAfter] = await remotely(async () => {
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const { getCppHeapStatistics } = require('node:v8');
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const heapStatsBefore = getCppHeapStatistics('brief');
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{
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const { app } = require('electron');
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console.log(app.name);
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}
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{
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const { app } = require('electron');
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console.log(app.dock);
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}
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const heapStatsAfter = getCppHeapStatistics('brief');
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return [heapStatsBefore.used_size_bytes, heapStatsAfter.used_size_bytes];
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});
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expect(usedBefore).to.be.equal(usedAfter);
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});
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it('should record as node in heap snapshot', async () => {
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const { remotely } = await startRemoteControlApp(['--expose-internals']);
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const [nodeCount, hasPersistentParent] = await remotely(async (heap: string) => {
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const { recordState } = require(heap);
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const state = recordState();
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const rootNodes = state.snapshot.filter(
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(node: any) => node.name === 'Electron / App' && node.type !== 'string');
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const hasParent = rootNodes.some((node: any) => node.incomingEdges.some(
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(edge: any) => {
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return edge.type === 'element' && edge.from.name === 'C++ Persistent roots';
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}));
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return [rootNodes.length, hasParent];
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}, path.join(__dirname, '../../third_party/electron_node/test/common/heap'));
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expect(nodeCount).to.equal(1);
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expect(hasPersistentParent).to.be.true();
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});
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});
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});
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