electron/spec/api-process-spec.js
2019-05-30 11:50:35 +02:00

119 lines
3.9 KiB
JavaScript

const { remote } = require('electron')
const fs = require('fs')
const path = require('path')
const { expect } = require('chai')
describe('process module', () => {
describe('process.getCreationTime()', () => {
it('returns a creation time', () => {
const creationTime = process.getCreationTime()
expect(creationTime).to.be.a('number').and.be.at.least(0)
})
})
describe('process.getCPUUsage()', () => {
it('returns a cpu usage object', () => {
const cpuUsage = process.getCPUUsage()
expect(cpuUsage.percentCPUUsage).to.be.a('number')
expect(cpuUsage.idleWakeupsPerSecond).to.be.a('number')
})
})
describe('process.getIOCounters()', () => {
before(function () {
if (process.platform === 'darwin') {
this.skip()
}
})
it('returns an io counters object', () => {
const ioCounters = process.getIOCounters()
expect(ioCounters.readOperationCount).to.be.a('number')
expect(ioCounters.writeOperationCount).to.be.a('number')
expect(ioCounters.otherOperationCount).to.be.a('number')
expect(ioCounters.readTransferCount).to.be.a('number')
expect(ioCounters.writeTransferCount).to.be.a('number')
expect(ioCounters.otherTransferCount).to.be.a('number')
})
})
describe('process.getBlinkMemoryInfo()', () => {
it('returns blink memory information object', () => {
const heapStats = process.getBlinkMemoryInfo()
expect(heapStats.allocated).to.be.a('number')
expect(heapStats.marked).to.be.a('number')
expect(heapStats.total).to.be.a('number')
})
})
describe('process.getProcessMemoryInfo()', async () => {
it('resolves promise successfully with valid data', async () => {
const memoryInfo = await process.getProcessMemoryInfo()
expect(memoryInfo).to.be.an('object')
if (process.platform === 'linux' || process.platform === 'windows') {
expect(memoryInfo.residentSet).to.be.a('number').greaterThan(0)
}
expect(memoryInfo.private).to.be.a('number').greaterThan(0)
// Shared bytes can be zero
expect(memoryInfo.shared).to.be.a('number').greaterThan(-1)
})
})
describe('process.getSystemMemoryInfo()', () => {
it('returns system memory info object', () => {
const systemMemoryInfo = process.getSystemMemoryInfo()
expect(systemMemoryInfo.free).to.be.a('number')
expect(systemMemoryInfo.total).to.be.a('number')
})
})
describe('process.getSystemVersion()', () => {
it('returns a string', () => {
expect(process.getSystemVersion()).to.be.a('string')
})
})
describe('process.getHeapStatistics()', () => {
it('returns heap statistics object', () => {
const heapStats = process.getHeapStatistics()
expect(heapStats.totalHeapSize).to.be.a('number')
expect(heapStats.totalHeapSizeExecutable).to.be.a('number')
expect(heapStats.totalPhysicalSize).to.be.a('number')
expect(heapStats.totalAvailableSize).to.be.a('number')
expect(heapStats.usedHeapSize).to.be.a('number')
expect(heapStats.heapSizeLimit).to.be.a('number')
expect(heapStats.mallocedMemory).to.be.a('number')
expect(heapStats.peakMallocedMemory).to.be.a('number')
expect(heapStats.doesZapGarbage).to.be.a('boolean')
})
})
describe('process.takeHeapSnapshot()', () => {
it('returns true on success', () => {
const filePath = path.join(remote.app.getPath('temp'), 'test.heapsnapshot')
const cleanup = () => {
try {
fs.unlinkSync(filePath)
} catch (e) {
// ignore error
}
}
try {
const success = process.takeHeapSnapshot(filePath)
expect(success).to.be.true()
const stats = fs.statSync(filePath)
expect(stats.size).not.to.be.equal(0)
} finally {
cleanup()
}
})
it('returns false on failure', () => {
const success = process.takeHeapSnapshot('')
expect(success).to.be.false()
})
})
})