executeTool-unregister-resolution-race.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/imperative/executeTool-unregister-resolution-race.https.html - WPT Dashboard Interop Dashboard

<!DOCTYPE html>

<html>

<head>

<title>WebMCP executeTool unregistration and resolution race</title>

<link rel="author" href="mailto:dom@chromium.org">

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

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

</head>

<body>

<script>

promise_test(async t => {

  const ac = new AbortController();

  await document.modelContext.registerTool({

    name: "racy_tool",

    description: "a racy tool",

    execute: async () => {

      return new Promise(resolve => {

        resolve({status: "resolved"});

        // Synchronously unregister the tool after resolving the promise.

        // Unregistering a tool does not cancel pending tool executions,

        // so executeTool() should resolve successfully with the tool's result.

//

        // (This test was originally written as a regression test from a time

        // when unregistering a tool cancelled pending executions. It no longer

        // does.)

        ac.abort();

});

  }, {signal: ac.signal});

  const [tool] = await document.modelContext.getTools();

  const execute_promise = document.modelContext.executeTool(tool, '{}');

  const result = await execute_promise;

  assert_equals(result, '{"status":"resolved"}');

}, 'executeTool resolves successfully even when tool is unregistered synchronously after its promise resolves');

</script>

</body>

</html>