chore: import upstream snapshot with attribution

e2e/utils/editor.ts

@@ -0,0 +1,41 @@
+import { type Page } from '@playwright/test';
+
+export const getEditors = (page: Page) => {
+  return page.getByRole('textbox', { name: /editor content/i });
+};
+
+export const focusEditor = async ({
+  page,
+  isMobile
+}: {
+  page: Page;
+  isMobile: boolean;
+}) => {
+  if (isMobile) {
+    const codeBtn = page.getByRole('tab', { name: 'Code' });
+    // The outer div intercepts the click action of its children,
+    // preventing Playwright from verifying if the children actually receive the click.
+    // In reality, the children do receive the click, so we bypass that check here.
+    await codeBtn.click({ force: true });
+  }
+
+  await getEditors(page).focus();
+};
+
+export async function clearEditor({
+  page,
+  browserName,
+  isMobile = false
+}: {
+  page: Page;
+  browserName: string;
+  isMobile?: boolean;
+}) {
+  // TODO: replace with ControlOrMeta when it's supported
+  if (browserName === 'webkit' && !isMobile) {
+    await page.keyboard.press('Meta+a');
+  } else {
+    await page.keyboard.press('Control+a');
+  }
+  await page.keyboard.press('Backspace');
+}