Mock client verification request in E2E tests

Author: jdamore-linode

packages/manager/cypress/support/e2e.ts

@@ -64,6 +64,7 @@ chai.use(function (chai, utils) {
 import { blockAnalytics } from './setup/block-analytics';
 import { deleteInternalHeader } from './setup/delete-internal-header';
 import { mockFeatureFlagClientstream } from './setup/feature-flag-clientstream';
+import { mockLoginClientVerification } from './setup/login-client-verification';
 import { mockAccountRequest } from './setup/mock-account-request';
 import { mockFeatureFlagRequests } from './setup/mock-feature-flags-request';
 import { trackApiRequests } from './setup/request-tracking';
@@ -72,5 +73,6 @@ trackApiRequests();
 mockAccountRequest();
 mockFeatureFlagRequests();
 mockFeatureFlagClientstream();
+mockLoginClientVerification();
 deleteInternalHeader();
 blockAnalytics();

packages/manager/cypress/support/setup/login-client-verification.ts

@@ -0,0 +1,16 @@
+import { makeResponse } from 'support/util/response';
+
+/**
+ * Mock responses to the login `/oauth/verify` route to prevent redirect to login.
+ */
+export const mockLoginClientVerification = () => {
+  const LOGIN_ROOT = Cypress.env('REACT_APP_LOGIN_ROOT');
+  beforeEach(() => {
+    cy.intercept(
+      `${LOGIN_ROOT}/oauth/verify?client_id=*`,
+      makeResponse({
+        match: true,
+      })
+    );
+  });
+};