test: add critical flow test for on-prem login redirect [WPB-25319]

apps/webapp/test/e2e_tests/backend/brigRepository.e2e.ts

@@ -251,4 +251,31 @@ export class BrigRepositoryE2E {
       },
     );
   }
+
+  public async claimDomain(domain: string) {
+    await this.axiosInstance.put(
+      `i/domain-registration/${domain}`,
+      {
+        backend: {
+          config_url: 'https://nginz-https.anta.wire.link/deeplink.json',
+          webapp_url: 'https://webapp.anta.wire.link',
+        },
+        domain_redirect: 'backend',
+        team_invite: 'not-allowed',
+      },
+      {
+        headers: {
+          Authorization: `Basic ${BASIC_AUTH}`,
+        },
+      },
+    );
+  }
+
+  public async deleteDomain(domain: string) {
+    await this.axiosInstance.delete(`i/domain-registration/${domain}`, {
+      headers: {
+        Authorization: `Basic ${BASIC_AUTH}`,
+      },
+    });
+  }
 }

apps/webapp/test/e2e_tests/pageManager/index.ts

@@ -78,6 +78,7 @@ import {ParticipantDeviceDetailsPage} from './webapp/pages/participantDeviceDeta
 import {ParticipantDevicesPage} from './webapp/pages/participantDevices.page';
 import {NewDeviceModal} from './webapp/modals/newDevice.modal';
 import {ReadReceiptModal} from './webapp/modals/readReceipt.modal';
+import {CustomBackendPage} from './webapp/pages/customBackend.page';
 
 export const webAppPath = process.env.WEBAPP_URL ?? '';
 
@@ -201,6 +202,7 @@ export class PageManager {
         this.getOrCreate('webapp.pages.verification', () => new EmailVerificationPage(this.page)),
       setUsername: () => this.getOrCreate('webapp.pages.setUsername', () => new SetUsernamePage(this.page)),
       conversationJoin: () => this.getOrCreate('webapp.pages.conversationJoin', () => ConversationJoinPage(this.page)),
+      customBackend: () => this.getOrCreate('webapp.pages.customBackend', () => new CustomBackendPage(this.page)),
     },
     modals: {
       appLock: () => this.getOrCreate('webapp.modals.appLock', () => new AppLockModal(this.page)),

apps/webapp/test/e2e_tests/pageManager/webapp/pages/customBackend.page.ts

@@ -0,0 +1,36 @@
+/*
+ * Wire
+ * Copyright (C) 2025 Wire Swiss GmbH
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see http://www.gnu.org/licenses/.
+ *
+ */
+
+import {Locator, Page} from '@playwright/test';
+
+export class CustomBackendPage {
+  readonly title: Locator;
+  readonly redirectWarningText: Locator;
+  readonly adminInfoText: Locator;
+  readonly connectButton: Locator;
+  readonly cancelButton: Locator;
+
+  constructor(page: Page) {
+    this.title = page.getByText("Connect to your organization's backend?", {exact: true});
+    this.redirectWarningText = page.getByText('Your email belongs to another backend.');
+    this.adminInfoText = page.getByText('Your IT team administers this Wire backend.');
+    this.connectButton = page.getByRole('button', {name: 'Connect'});
+    this.cancelButton = page.getByRole('button', {name: 'Cancel'});
+  }
+}

apps/webapp/test/e2e_tests/specs/CriticalFlow/onPremLoginRedirect-TC-8757.spec.ts

@@ -0,0 +1,68 @@
+/*
+ * Wire
+ * Copyright (C) 2025 Wire Swiss GmbH
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see http://www.gnu.org/licenses/.
+ *
+ */
+
+import {expect, test} from '../../test.fixtures';
+import {PageManager} from '../../pageManager';
+import {faker} from '@faker-js/faker';
+
+const ON_PREM_WEBAPP_URL = 'https://webapp.anta.wire.link';
+
+test('On Prem Login Redirect', {tag: ['@TC-8757', '@regression']}, async ({context, createPage, api}) => {
+  const domain = faker.internet.domainName();
+  const email = `redirect-user@${domain}`;
+
+  try {
+    await test.step('Claim domain and configure on-prem redirect', async () => {
+      await api.brig.claimDomain(domain);
+    });
+
+    const page = await createPage(context);
+    const pageManager = PageManager.from(page);
+    const {pages} = pageManager.webapp;
+
+    await test.step('Open login page and enter email with claimed domain', async () => {
+      await pageManager.openSSOPage();
+      await pages.singleSignOn().enterEmailOnSSOPage(email);
+      await pages.singleSignOn().ssoSignInButton.click();
+    });
+
+    await test.step('Verify connect-to-organization backend dialog is shown', async () => {
+      await expect(pages.customBackend().title).toBeVisible();
+      await expect(pages.customBackend().redirectWarningText).toBeVisible();
+      await expect(pages.customBackend().adminInfoText).toBeVisible();
+    });
+
+    await test.step('Click connect and verify redirect to on-prem webapp', async () => {
+      const urlPattern = new RegExp(ON_PREM_WEBAPP_URL.replace(/\./g, '\\.'));
+
+      await Promise.all([
+        page.waitForURL(urlPattern, {
+          timeout: 20_000,
+        }),
+        pages.customBackend().connectButton.click(),
+      ]);
+
+      await expect(page).toHaveURL(urlPattern);
+    });
+  } finally {
+    await test.step('Delete claimed domain registration', async () => {
+      await api.brig.deleteDomain(domain);
+    });
+  }
+});