update test

spec-main/api-app-spec.ts

@@ -228,6 +228,13 @@ describe('app module', () => {
       expect(code1).to.equal(0);
     });
 
+    it.only('returns true when setting non-existent user data folder', async function () {
+      const appPath = path.join(fixturesPath, 'api', 'singleton-userdata');
+      const instance = cp.spawn(process.execPath, [appPath]);
+      const [code] = await emittedOnce(instance, 'exit');
+      expect(code).to.equal(0);
+    });
+
     async function testArgumentPassing (testArgs: SingleInstanceLockTestArgs) {
       const appPath = path.join(fixturesPath, 'api', 'singleton-data');
       const first = cp.spawn(process.execPath, [appPath, ...testArgs.args]);

spec/fixtures/api/singleton-userdata/main.js

@@ -0,0 +1,12 @@
+const { app } = require('electron');
+const fs = require('fs');
+const path = require('path');
+
+// non-existing user data folder should not break requestSingleInstanceLock()
+// ref: https://github.com/electron/electron/issues/33547
+const userDataFolder = path.join(app.getPath('home'), 'singleton-userdata');
+fs.rmSync(userDataFolder, { force: true, recursive: true });
+app.setPath('userData', userDataFolder);
+
+const gotTheLock = app.requestSingleInstanceLock();
+app.exit(gotTheLock ? 0 : 1);

spec/fixtures/api/singleton-userdata/package.json

@@ -0,0 +1,4 @@
+{
+  "name": "electron-test-singleton-userdata",
+  "main": "main.js"
+}

spec/fixtures/api/singleton/main.js

@@ -1,17 +1,9 @@
 const { app } = require('electron');
-const fs = require('fs');
-const path = require('path');
 
 app.whenReady().then(() => {
   console.log('started'); // ping parent
 });
 
-// non-existing user data folder should not break requestSingleInstanceLock()
-// ref: https://github.com/electron/electron/issues/33547
-const userDataFolder = path.join(app.getPath('home'), 'electron-userData');
-fs.rmSync(userDataFolder, { force: true, recursive: true });
-app.setPath('userData', userDataFolder);
-
 const gotTheLock = app.requestSingleInstanceLock();
 
 app.on('second-instance', (event, args, workingDirectory) => {