chore: introduce capabilities argument (#135)

tests/iframes.spec.ts

@@ -0,0 +1,43 @@
+/**
+ * Copyright (c) Microsoft Corporation.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+import { test, expect } from './fixtures';
+
+test('stitched aria frames', async ({ client }) => {
+  expect(await client.callTool({
+    name: 'browser_navigate',
+    arguments: {
+      url: `data:text/html,<h1>Hello</h1><iframe src="data:text/html,<button>World</button><main><iframe src='data:text/html,<p>Nested</p>'></iframe></main>"></iframe><iframe src="data:text/html,<h1>Should be invisible</h1>" style="display: none;"></iframe>`,
+    },
+  })).toContainTextContent(`
+\`\`\`yaml
+- heading "Hello" [level=1] [ref=s1e3]
+- iframe [ref=s1e4]:
+    - button "World" [ref=f1s1e3]
+    - main [ref=f1s1e4]:
+        - iframe [ref=f1s1e5]:
+            - paragraph [ref=f2s1e3]: Nested
+\`\`\`
+`);
+
+  expect(await client.callTool({
+    name: 'browser_click',
+    arguments: {
+      element: 'World',
+      ref: 'f1s1e3',
+    },
+  })).toContainTextContent('Clicked "World"');
+});