fixup! ✅(e2e) add test for accessible html export from export modal

Author: Ovgodd

src/frontend/apps/e2e/__tests__/app-impress/doc-export.spec.ts

@@ -2,6 +2,7 @@ import path from 'path';
 
 import { expect, test } from '@playwright/test';
 import cs from 'convert-stream';
+import JSZip from 'jszip';
 import { PDFParse } from 'pdf-parse';
 
 import {
@@ -215,7 +216,7 @@ test.describe('Doc Export', () => {
       .locator('.--docs--editor-container img.bn-visual-media')
       .first();
 
-    await expect(image).toBeVisible();
+    await expect(image).toBeVisible({ timeout: 10000 });
 
     await page
       .getByRole('button', {
@@ -238,11 +239,26 @@ test.describe('Doc Export', () => {
     expect(download.suggestedFilename()).toBe(`${randomDoc}.zip`);
 
     const zipBuffer = await cs.toBuffer(await download.createReadStream());
+    // Unzip and inspect contents
+    const zip = await JSZip.loadAsync(zipBuffer);
+
+    // Check that index.html exists
+    const indexHtml = zip.file('index.html');
+    expect(indexHtml).not.toBeNull();
+
+    // Read and verify HTML content
+    const htmlContent = await indexHtml!.async('string');
+    expect(htmlContent).toContain('Hello HTML ZIP');
 
-    // ZIP files start with "PK\x03\x04"
-    expect(zipBuffer.length).toBeGreaterThan(4);
-    expect(zipBuffer[0]).toBe(0x50);
-    expect(zipBuffer[1]).toBe(0x4b);
+    // Check for media files
+    const mediaFiles = zip.file(/^media\//);
+    expect(mediaFiles.length).toBeGreaterThan(0);
+
+    // Verify the SVG image is included
+    const svgFile = mediaFiles.find((f: { name: string }) =>
+      f.name.endsWith('.svg'),
+    );
+    expect(svgFile).toBeDefined();
   });
 
   /**