Fix flaky test-release test

ts/scripts/test-release.ts

@@ -0,0 +1,84 @@
+// Copyright 2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+/* eslint-disable no-console */
+
+import asar from 'asar';
+import assert from 'assert';
+import { join } from 'path';
+import { _electron as electron } from 'playwright';
+
+import packageJson from '../../package.json';
+
+const ENVIRONMENT = 'production';
+const RELEASE_DIR = join(__dirname, '..', '..', 'release');
+
+let archive: string;
+let exe: string;
+if (process.platform === 'darwin') {
+  archive = join(
+    'mac',
+    `${packageJson.productName}.app`,
+    'Contents',
+    'Resources',
+    'app.asar'
+  );
+  exe = join(
+    'mac',
+    `${packageJson.productName}.app`,
+    'Contents',
+    'MacOS',
+    packageJson.productName
+  );
+} else if (process.platform === 'win32') {
+  archive = join('win-unpacked', 'resources', 'app.asar');
+  exe = join('win-unpacked', `${packageJson.productName}.exe`);
+} else if (process.platform === 'linux') {
+  archive = join('linux-unpacked', 'resources', 'app.asar');
+  exe = join('linux-unpacked', packageJson.name);
+} else {
+  throw new Error(`Unsupported platform: ${process.platform}`);
+}
+
+const files = [
+  join('config', 'default.json'),
+  join('config', `${ENVIRONMENT}.json`),
+  join('config', `local-${ENVIRONMENT}.json`),
+];
+
+for (const fileName of files) {
+  console.log(`Checking that ${fileName} exists in asar ${archive}`);
+  try {
+    asar.statFile(join(RELEASE_DIR, archive), fileName);
+  } catch (e) {
+    console.log(e);
+    throw new Error(`Missing file ${fileName}`);
+  }
+}
+
+// A simple test to verify a visible window is opened with a title
+const main = async () => {
+  const executablePath = join(RELEASE_DIR, exe);
+  console.log('Starting path', executablePath);
+  const app = await electron.launch({
+    executablePath,
+    locale: 'en',
+  });
+
+  console.log('Waiting for a first window');
+  const window = await app.firstWindow();
+
+  console.log('Waiting for app to fully load');
+  await window.waitForSelector(
+    '.App, .app-loading-screen:has-text("Optimizing")'
+  );
+
+  console.log('Checking window title');
+  assert.strictEqual(await window.title(), packageJson.productName);
+
+  await app.close();
+};
+
+main().catch(error => {
+  console.error(error);
+  process.exit(1);
+});