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Test Info: Warnings
- This test has a WPT meta file that expects 3 subtest issues.
- This WPT test may be referenced by the following Test IDs:
- /webmcp/imperative/register-tool-title.https.html - WPT Dashboard Interop Dashboard
<!DOCTYPE html>
<html>
<head>
<title>Tool title is exposed correctly</title>
<meta name="timeout" content="long">
<link rel="author" href="mailto:dom@chromium.org">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/common/get-host-info.sub.js"></script>
<script src="resources/helpers.js"></script>
</head>
<body>
<script>
promise_test(async () => {
navigator.modelContext.registerTool({
name: 'with-title',
title: 'My Custom Title',
description: 'tool with title',
execute: async () => 'empty'
});
const tools = await navigator.modelContext.getTools();
const tool = tools.find(t => t.name === 'with-title');
assert_equals(tool.title, 'My Custom Title', 'Title is preserved');
}, 'Tool title is preserved when provided');
promise_test(async () => {
navigator.modelContext.registerTool({
name: 'without-title',
description: 'tool without title',
execute: async () => 'empty'
});
const tools = await navigator.modelContext.getTools();
const tool = tools.find(t => t.name === 'without-title');
// If not provided upon registration, `title` should be empty string in the
// dictionary.
assert_equals(tool.title, '', 'Title is empty string when not provided');
}, 'Missing tool title in registration is exposed as empty string');
promise_test(async () => {
// \uD800 is an unpaired high surrogate.
navigator.modelContext.registerTool({
name: 'with-unpaired-surrogate',
title: 'Title with \uD800 unpaired surrogate',
description: 'tool with unpaired surrogate in title',
execute: async () => 'empty'
});
const tools = await navigator.modelContext.getTools();
const tool = tools.find(t => t.name === 'with-unpaired-surrogate');
// USVString replaces unpaired surrogates with U+FFFD.
assert_equals(tool.title, 'Title with \uFFFD unpaired surrogate');
}, 'Tool title with unpaired surrogate is fixed up by USVString');
</script>
</body>
</html>