test(e2e): allow testing of multiple users (#54752)

e2e/global-setup.ts

@@ -1,9 +1,31 @@
+import { execSync } from 'child_process';
+
 import { test as setup } from '@playwright/test';
 
-setup('Login', async ({ page }) => {
-  await page.goto('/');
-  await page.getByRole('link', { name: 'Sign in' }).click();
-  await page
-    .context()
-    .storageState({ path: 'playwright/.auth/certified-user.json' });
+setup.describe('certifieduser', () => {
+  setup('can sign in', async ({ request }) => {
+    await request.get(process.env.API_LOCATION + '/signin');
+    await request.storageState({
+      path: 'playwright/.auth/certified-user.json'
+    });
+  });
+});
+
+setup.describe('developmentuser', () => {
+  // We can only sign in as a single user (one with email: 'foo@bar.com'), so
+  // changing users means changing the record with that email in the database.
+  setup.beforeAll(() => {
+    execSync('node ./tools/scripts/seed/seed-demo-user');
+  });
+
+  setup.afterAll(() => {
+    execSync('node ./tools/scripts/seed/seed-demo-user certified-user');
+  });
+
+  setup('can sign in', async ({ request }) => {
+    await request.get(process.env.API_LOCATION + '/signin');
+    await request.storageState({
+      path: 'playwright/.auth/development-user.json'
+    });
+  });
 });

e2e/signin.spec.ts

@@ -0,0 +1,13 @@
+import { test, expect } from '@playwright/test';
+
+test.describe('signing in', () => {
+  test('welcomes the user', async ({ page }) => {
+    const welcomeText = 'Welcome back, Full Stack User.';
+    await page.goto('/');
+    await expect(page.getByText(welcomeText)).not.toBeVisible();
+
+    await page.getByRole('link', { name: 'Sign in' }).click();
+
+    await expect(page.getByText(welcomeText)).toBeVisible();
+  });
+});