executeTool-respondWith-circular-object.https.html

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This test has a WPT meta file that expects 1 subtest issues.
This WPT test may be referenced by the following Test IDs:
- /webmcp/declarative/executeTool-respondWith-circular-object.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<meta charset="utf-8">

<title>WebMCP: executeTool with declarative tool returning circular object via respondWith</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<script src="../resources/helpers.js"></script>

<body>

<form id="form" toolname="circular_tool" tooldescription="Declarative tool returning circular object" toolautosubmit>

</form>

<script>

promise_test(async t => {

  await waitForTool('circular_tool');

  const form = document.querySelector('#form');

  form.addEventListener('submit', (e) => {

    e.preventDefault();

    let a = {};

    a['a'] = a;

    e.respondWith(Promise.resolve(a));

});

  const tools = await document.modelContext.getTools();

  const tool = tools.find(t => t.name === 'circular_tool');

  assert_true(!!tool, 'Tool should be registered');

  await promise_rejects_dom(

t,

    'UnknownError',

    document.modelContext.executeTool(tool, '{}'),

    'executeTool() should reject with UnknownError when respondWith is passed a circular object'

);

}, 'Declarative tool executeTool() rejects when respondWith() receives a circular object');

</script>

</body>