Select test expectation based on browser version

Author: yury-s

tests/config/browserEnv.ts

@@ -252,6 +252,7 @@ export class BrowserEnv extends PlaywrightEnv implements Env<BrowserTestArgs> {
     return {
       ...result,
       browser: this._browser,
+      browserVersion: this._browserVersion,
       contextOptions: this._contextOptions as BrowserContextOptions,
       contextFactory,
     };

tests/config/browserTest.ts

@@ -22,6 +22,7 @@ export { expect } from 'folio';
 
 export type BrowserTestArgs = PlaywrightTestArgs & {
   browser: Browser;
+  browserVersion: string;
   contextOptions: BrowserContextOptions;
   contextFactory: (options?: BrowserContextOptions) => Promise<BrowserContext>;
 };

tests/config/utils.ts

@@ -58,3 +58,15 @@ export function expectedSSLError(browserName: string): string {
   }
   return expectedSSLError;
 }
+
+export function chromiumVersionLessThan(a: string, b: string) {
+  const left: number[] = a.split('.').map(e => Number(e));
+  const right: number[] = b.split('.').map(e => Number(e));
+  for (let i = 0; i < 4; i++) {
+    if (left[i] > right[i])
+      return false;
+    if (left[i] < right[i])
+      return true;
+  }
+  return false;
+}

tests/download.spec.ts

@@ -18,6 +18,7 @@ import { test as it, expect } from './config/browserTest';
 import fs from 'fs';
 import path from 'path';
 import util from 'util';
+import { chromiumVersionLessThan } from './config/utils';
 
 it.describe('download event', () => {
   it.beforeEach(async ({server}) => {
@@ -360,7 +361,7 @@ it.describe('download event', () => {
     expect(fs.existsSync(path.join(path1, '..'))).toBeFalsy();
   });
 
-  it('should close the context without awaiting the failed download', async ({browser, server, httpsServer, browserName}, testInfo) => {
+  it('should close the context without awaiting the failed download', async ({browser, server, httpsServer, browserName, browserVersion}, testInfo) => {
     it.skip(browserName !== 'chromium', 'Only Chromium downloads on alt-click');
 
     const page = await browser.newPage({ acceptDownloads: true });
@@ -378,7 +379,10 @@ it.describe('download event', () => {
       page.context().close(),
     ]);
     expect(downloadPath).toBe(null);
-    expect(saveError.message).toContain('File not found on disk. Check download.failure() for details.');
+    if (chromiumVersionLessThan(browserVersion, '91.0.4472.0'))
+      expect(saveError.message).toContain('File deleted upon browser context closure.');
+    else
+      expect(saveError.message).toContain('File not found on disk. Check download.failure() for details.');
   });
 
   it('should close the context without awaiting the download', async ({browser, server, browserName, platform}, testInfo) => {