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fix: optional postMessage transfer arg (#32433)

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Shelley Vohr 2022-01-13 14:52:48 +01:00 • committed by GitHub
parent 1aaa0fad69
commit 6c88e3b8e7
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3 changed files with 14 additions and 2 deletions
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12
spec-main/api-ipc-spec.ts
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@ -216,6 +216,18 @@ describe('ipc module', () => {
expect(port).to.be.an.instanceOf(EventEmitter);
});
it('can sent a message without a transfer', async () => {
const w = new BrowserWindow({ show: false, webPreferences: { nodeIntegration: true, contextIsolation: false } });
w.loadURL('about:blank');
const p = emittedOnce(ipcMain, 'port');
await w.webContents.executeJavaScript(`(${function () {
require('electron').ipcRenderer.postMessage('port', 'hi');
}})()`);
const [ev, msg] = await p;
expect(msg).to.equal('hi');
expect(ev.ports).to.deep.equal([]);
});
it('can communicate between main and renderer', async () => {
const w = new BrowserWindow({ show: false, webPreferences: { nodeIntegration: true, contextIsolation: false } });
w.loadURL('about:blank');