Add login via local credentials test

Signed-off-by: Triona Doyle <bot@example.com>

Author: Triona Doyle

test/ui-e2e/tests/admin-login.spec.ts

@@ -0,0 +1,39 @@
+import { test, expect } from '@playwright/test';
+import { execSync } from 'node:child_process';
+
+test('Log into Argo CD as local admin', async ({ browser }) => {
+  const rawOutput = execSync(
+    'oc extract secret/openshift-gitops-cluster -n openshift-gitops --keys=admin.password --to=-'
+  ).toString();
+  
+  //get credentials
+  const password = rawOutput.split('\n').map(l => l.trim()).filter(l => l && !l.startsWith('#'))[0];
+
+  const routeUrl = execSync(
+    'oc get route openshift-gitops-server -n openshift-gitops -o jsonpath="{.spec.host}"'
+  ).toString().trim();
+
+  //Fresh context to avoid any cached state issues
+  const context = await browser.newContext({ 
+    storageState: { cookies: [], origins: [] },
+    ignoreHTTPSErrors: true 
+  });
+  
+  //Navigate and wait for the page to be loaded
+  const page = await context.newPage();
+  const loginUrl = `https://${routeUrl}/login?dex=none`;
+  await page.goto(loginUrl, { waitUntil: 'load' });
+
+  const userField = page.getByRole('textbox').first();
+  await userField.waitFor({ state: 'visible', timeout: 20000 });
+
+  //Fill and Sign In
+  await userField.fill('admin');
+  await page.locator('input[type="password"]').fill(password);
+  await page.getByRole('button', { name: /sign in/i }).click();
+
+  //Verify we're logged in
+  await expect(page.locator('.sidebar, [data-testid="sidebar"]').first()).toBeVisible({ timeout: 20000 });
+
+  await context.close();
+});