element-call-Github/playwright/errors.spec.ts

import { expect, test } from "@playwright/test";

test("Should show error screen if fails to get JWT token", async ({ page }) => {
  await page.goto("/");

  await page.getByTestId("home_callName").click();
  await page.getByTestId("home_callName").fill("HelloCall");
  await page.getByTestId("home_displayName").click();
  await page.getByTestId("home_displayName").fill("John Doe");
  await page.getByTestId("home_go").click();

  await page.route("**/openid/request_token", (route) =>
    route.fulfill({
      // 418 is a non retryable error, so test will fail immediately
      status: 418,
    }),
  );

  // Join the call
  await page.getByTestId("lobby_joinCall").click();

  // Should fail
  await expect(page.getByText("Something went wrong")).toBeVisible();
  await expect(page.getByText("OPEN_ID_ERROR")).toBeVisible();
});

test("Should automatically retry non fatal JWT errors", async ({ page }) => {
  await page.goto("/");

  await page.getByTestId("home_callName").click();
  await page.getByTestId("home_callName").fill("HelloCall");
  await page.getByTestId("home_displayName").click();
  await page.getByTestId("home_displayName").fill("John Doe");
  await page.getByTestId("home_go").click();

  let firstCall = true;
  let hasRetriedCallback: (value: PromiseLike<void> | void) => void;
  let hasRetriedPromise = new Promise<void>((resolve) => {
    hasRetriedCallback = resolve;
  });
  await page.route("**/openid/request_token", (route) => {
    if (firstCall) {
      firstCall = false;
      route.fulfill({
        status: 429,
      });
    } else {
      route.continue();
      hasRetriedCallback();
    }
  });

  // Join the call
  await page.getByTestId("lobby_joinCall").click();
  // Expect that the call has been retried
  await hasRetriedPromise;
  await expect(page.getByText("Something went wrong")).not.toBeVisible();
});