test(e2e): add test case for #3944

e2e-tests/basic.spec.ts

@@ -289,3 +289,13 @@ test.skip('open directory', async ({ page }) => {
 
   await page.click('#left-sidebar >> text=Journals')
 })
+
+test('invalid page props #3944', async ({ page }) => {
+  await createRandomPage(page)
+
+  await page.fill(':nth-match(textarea, 1)', 'public:: true\nsize:: 65535')
+  await page.press(':nth-match(textarea, 1)', 'Enter')
+  await page.press(':nth-match(textarea, 1)', 'Enter')
+
+  await page.waitForTimeout(1000)
+})