231 lines
9.2 KiB
TypeScript
231 lines
9.2 KiB
TypeScript
import * as fs from 'node:fs';
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import * as path from 'node:path';
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import { expect } from 'chai';
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import { BrowserWindow } from 'electron';
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import { defer, ifdescribe } from './lib/spec-helpers';
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import { app } from 'electron/main';
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import { closeAllWindows } from './lib/window-helpers';
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describe('process module', () => {
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describe('renderer process', () => {
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let w: BrowserWindow;
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before(async () => {
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w = new BrowserWindow({ show: false, webPreferences: { nodeIntegration: true, contextIsolation: false } });
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await w.loadURL('about:blank');
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});
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after(closeAllWindows);
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describe('process.getCreationTime()', () => {
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it('returns a creation time', async () => {
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const creationTime = await w.webContents.executeJavaScript('process.getCreationTime()');
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expect(creationTime).to.be.a('number').and.be.at.least(0);
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});
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});
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describe('process.getCPUUsage()', () => {
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it('returns a cpu usage object', async () => {
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const cpuUsage = await w.webContents.executeJavaScript('process.getCPUUsage()');
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expect(cpuUsage.percentCPUUsage).to.be.a('number');
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expect(cpuUsage.idleWakeupsPerSecond).to.be.a('number');
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});
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});
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ifdescribe(process.platform !== 'darwin')('process.getIOCounters()', () => {
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it('returns an io counters object', async () => {
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const ioCounters = await w.webContents.executeJavaScript('process.getIOCounters()');
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expect(ioCounters.readOperationCount).to.be.a('number');
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expect(ioCounters.writeOperationCount).to.be.a('number');
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expect(ioCounters.otherOperationCount).to.be.a('number');
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expect(ioCounters.readTransferCount).to.be.a('number');
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expect(ioCounters.writeTransferCount).to.be.a('number');
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expect(ioCounters.otherTransferCount).to.be.a('number');
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});
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});
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describe('process.getBlinkMemoryInfo()', () => {
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it('returns blink memory information object', async () => {
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const heapStats = await w.webContents.executeJavaScript('process.getBlinkMemoryInfo()');
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expect(heapStats.allocated).to.be.a('number');
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expect(heapStats.total).to.be.a('number');
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});
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});
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describe('process.getProcessMemoryInfo()', () => {
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it('resolves promise successfully with valid data', async () => {
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const memoryInfo = await w.webContents.executeJavaScript('process.getProcessMemoryInfo()');
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expect(memoryInfo).to.be.an('object');
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if (process.platform === 'linux' || process.platform === 'win32') {
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expect(memoryInfo.residentSet).to.be.a('number').greaterThan(0);
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}
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expect(memoryInfo.private).to.be.a('number').greaterThan(0);
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// Shared bytes can be zero
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expect(memoryInfo.shared).to.be.a('number').greaterThan(-1);
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});
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});
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describe('process.getSystemMemoryInfo()', () => {
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it('returns system memory info object', async () => {
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const systemMemoryInfo = await w.webContents.executeJavaScript('process.getSystemMemoryInfo()');
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expect(systemMemoryInfo.free).to.be.a('number');
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expect(systemMemoryInfo.total).to.be.a('number');
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});
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});
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describe('process.getSystemVersion()', () => {
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it('returns a string', async () => {
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const systemVersion = await w.webContents.executeJavaScript('process.getSystemVersion()');
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expect(systemVersion).to.be.a('string');
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});
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});
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describe('process.getHeapStatistics()', () => {
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it('returns heap statistics object', async () => {
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const heapStats = await w.webContents.executeJavaScript('process.getHeapStatistics()');
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expect(heapStats.totalHeapSize).to.be.a('number');
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expect(heapStats.totalHeapSizeExecutable).to.be.a('number');
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expect(heapStats.totalPhysicalSize).to.be.a('number');
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expect(heapStats.totalAvailableSize).to.be.a('number');
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expect(heapStats.usedHeapSize).to.be.a('number');
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expect(heapStats.heapSizeLimit).to.be.a('number');
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expect(heapStats.mallocedMemory).to.be.a('number');
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expect(heapStats.peakMallocedMemory).to.be.a('number');
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expect(heapStats.doesZapGarbage).to.be.a('boolean');
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});
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});
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describe('process.takeHeapSnapshot()', () => {
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it('returns true on success', async () => {
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const filePath = path.join(app.getPath('temp'), 'test.heapsnapshot');
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defer(() => {
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try {
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fs.unlinkSync(filePath);
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} catch {
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// ignore error
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}
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});
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const success = await w.webContents.executeJavaScript(`process.takeHeapSnapshot(${JSON.stringify(filePath)})`);
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expect(success).to.be.true();
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const stats = fs.statSync(filePath);
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expect(stats.size).not.to.be.equal(0);
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});
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it('returns false on failure', async () => {
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const success = await w.webContents.executeJavaScript('process.takeHeapSnapshot("")');
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expect(success).to.be.false();
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});
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});
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describe('process.contextId', () => {
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it('is a string', async () => {
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const contextId = await w.webContents.executeJavaScript('process.contextId');
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expect(contextId).to.be.a('string');
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});
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});
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});
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describe('main process', () => {
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describe('process.getCreationTime()', () => {
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it('returns a creation time', () => {
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const creationTime = process.getCreationTime();
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expect(creationTime).to.be.a('number').and.be.at.least(0);
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});
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});
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describe('process.getCPUUsage()', () => {
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it('returns a cpu usage object', () => {
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const cpuUsage = process.getCPUUsage();
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expect(cpuUsage.percentCPUUsage).to.be.a('number');
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expect(cpuUsage.idleWakeupsPerSecond).to.be.a('number');
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});
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});
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ifdescribe(process.platform !== 'darwin')('process.getIOCounters()', () => {
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it('returns an io counters object', () => {
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const ioCounters = process.getIOCounters();
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expect(ioCounters.readOperationCount).to.be.a('number');
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expect(ioCounters.writeOperationCount).to.be.a('number');
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expect(ioCounters.otherOperationCount).to.be.a('number');
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expect(ioCounters.readTransferCount).to.be.a('number');
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expect(ioCounters.writeTransferCount).to.be.a('number');
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expect(ioCounters.otherTransferCount).to.be.a('number');
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});
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});
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describe('process.getBlinkMemoryInfo()', () => {
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it('returns blink memory information object', () => {
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const heapStats = process.getBlinkMemoryInfo();
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expect(heapStats.allocated).to.be.a('number');
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expect(heapStats.total).to.be.a('number');
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});
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});
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describe('process.getProcessMemoryInfo()', () => {
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it('resolves promise successfully with valid data', async () => {
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const memoryInfo = await process.getProcessMemoryInfo();
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expect(memoryInfo).to.be.an('object');
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if (process.platform === 'linux' || process.platform === 'win32') {
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expect(memoryInfo.residentSet).to.be.a('number').greaterThan(0);
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}
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expect(memoryInfo.private).to.be.a('number').greaterThan(0);
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// Shared bytes can be zero
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expect(memoryInfo.shared).to.be.a('number').greaterThan(-1);
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});
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});
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describe('process.getSystemMemoryInfo()', () => {
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it('returns system memory info object', () => {
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const systemMemoryInfo = process.getSystemMemoryInfo();
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expect(systemMemoryInfo.free).to.be.a('number');
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expect(systemMemoryInfo.total).to.be.a('number');
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});
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});
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describe('process.getSystemVersion()', () => {
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it('returns a string', () => {
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const systemVersion = process.getSystemVersion();
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expect(systemVersion).to.be.a('string');
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});
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});
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describe('process.getHeapStatistics()', () => {
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it('returns heap statistics object', async () => {
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const heapStats = process.getHeapStatistics();
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expect(heapStats.totalHeapSize).to.be.a('number');
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expect(heapStats.totalHeapSizeExecutable).to.be.a('number');
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expect(heapStats.totalPhysicalSize).to.be.a('number');
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expect(heapStats.totalAvailableSize).to.be.a('number');
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expect(heapStats.usedHeapSize).to.be.a('number');
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expect(heapStats.heapSizeLimit).to.be.a('number');
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expect(heapStats.mallocedMemory).to.be.a('number');
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expect(heapStats.peakMallocedMemory).to.be.a('number');
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expect(heapStats.doesZapGarbage).to.be.a('boolean');
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});
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});
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describe('process.takeHeapSnapshot()', () => {
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// DISABLED-FIXME(nornagon): this seems to take a really long time when run in the
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// main process, for unknown reasons.
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it('returns true on success', () => {
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const filePath = path.join(app.getPath('temp'), 'test.heapsnapshot');
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defer(() => {
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try {
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fs.unlinkSync(filePath);
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} catch {
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// ignore error
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}
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});
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const success = process.takeHeapSnapshot(filePath);
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expect(success).to.be.true();
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const stats = fs.statSync(filePath);
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expect(stats.size).not.to.be.equal(0);
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});
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it('returns false on failure', async () => {
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const success = process.takeHeapSnapshot('');
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expect(success).to.be.false();
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});
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});
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});
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});
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