spec: add missing checks to "validates process APIs access in sandboxed renderer" (#17129)

spec/api-browser-window-spec.js

@@ -10,7 +10,6 @@ const qs = require('querystring')
 const http = require('http')
 const { closeWindow } = require('./window-helpers')
 const { emittedOnce } = require('./events-helpers')
-const { resolveGetters } = require('./assert-helpers')
 const { ipcRenderer, remote } = require('electron')
 const { app, ipcMain, BrowserWindow, BrowserView, protocol, session, screen, webContents } = remote
 
@@ -1923,14 +1922,30 @@ describe('BrowserWindow module', () => {
 
       it('validates process APIs access in sandboxed renderer', (done) => {
         ipcMain.once('answer', function (event, test) {
-          assert.strictEqual(test.arch, remote.process.arch)
+          expect(test.hasCrash).to.be.true()
-          assert.strictEqual(test.platform, remote.process.platform)
+          expect(test.hasHang).to.be.true()
-          assert.deepStrictEqual(...resolveGetters(test.env, remote.process.env))
+          expect(test.heapStatistics).to.be.an('object')
-          assert.strictEqual(test.execPath, remote.process.helperExecPath)
+          expect(test.processMemoryInfo).to.be.an('object')
-          assert.strictEqual(test.sandboxed, true)
+          expect(test.systemVersion).to.be.a('string')
-          assert.strictEqual(test.type, 'renderer')
+          expect(test.cpuUsage).to.be.an('object')
-          assert.strictEqual(test.version, remote.process.version)
+          expect(test.ioCounters).to.be.an('object')
-          assert.deepStrictEqual(test.versions, remote.process.versions)
+          expect(test.arch).to.equal(remote.process.arch)
+          expect(test.platform).to.equal(remote.process.platform)
+          expect(test.env).to.deep.equal(remote.process.env)
+          expect(test.execPath).to.equal(remote.process.helperExecPath)
+          expect(test.sandboxed).to.be.true()
+          expect(test.type).to.equal('renderer')
+          expect(test.version).to.equal(remote.process.version)
+          expect(test.versions).to.deep.equal(remote.process.versions)
+
+          if (process.platform === 'linux' && test.osSandbox) {
+            expect(test.creationTime).to.be.null()
+            expect(test.systemMemoryInfo).to.be.null()
+          } else {
+            expect(test.creationTime).to.be.a('number')
+            expect(test.systemMemoryInfo).to.be.an('object')
+          }
+
           done()
         })
         remote.process.env.sandboxmain = 'foo'
@@ -1942,6 +1957,9 @@ describe('BrowserWindow module', () => {
             preload
           }
         })
+        w.webContents.once('preload-error', (event, preloadPath, error) => {
+          done(error)
+        })
         w.loadFile(path.join(fixtures, 'api', 'preload.html'))
       })
 

spec/fixtures/module/preload-sandbox.js

@@ -4,11 +4,30 @@
   window.ipcRenderer = ipcRenderer
   window.setImmediate = setImmediate
   window.require = require
+
+  function invoke (code) {
+    try {
+      return code()
+    } catch {
+      return null
+    }
+  }
+
   if (location.protocol === 'file:') {
     window.test = 'preload'
     window.process = process
     if (process.env.sandboxmain) {
       window.test = {
+        osSandbox: !process.argv.includes('--no-sandbox'),
+        hasCrash: typeof process.crash === 'function',
+        hasHang: typeof process.hang === 'function',
+        creationTime: invoke(() => process.getCreationTime()),
+        heapStatistics: invoke(() => process.getHeapStatistics()),
+        processMemoryInfo: invoke(() => process.getProcessMemoryInfo()),
+        systemMemoryInfo: invoke(() => process.getSystemMemoryInfo()),
+        systemVersion: invoke(() => process.getSystemVersion()),
+        cpuUsage: invoke(() => process.getCPUUsage()),
+        ioCounters: invoke(() => process.getIOCounters()),
         env: process.env,
         execPath: process.execPath,
         pid: process.pid,