max-length-exceeded-namePrefix-unicode.https.window.js

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This WPT test may be referenced by the following Test IDs:
- /bluetooth/requestDevice/canonicalizeFilter/max-length-exceeded-namePrefix-unicode.https.window.html - WPT Dashboard Interop Dashboard

// META: script=/resources/testdriver.js

// META: script=/resources/testdriver-vendor.js

// META: script=/bluetooth/resources/bluetooth-test.js

// META: script=/bluetooth/resources/bluetooth-fake-devices.js

'use strict';

const test_desc = 'Unicode string with utf8 representation longer than 248 ' +

    'bytes in \'namePrefix\' must throw NotFoundError.';

const expected = new DOMException(

    'Failed to execute \'requestDevice\' on \'Bluetooth\': ' +

        'A device name can\'t be longer than 248 bytes.',

    new TypeError());

// \u2764's UTF-8 representation is 3 bytes long.

// 83 chars * 3 bytes/char = 249 bytes

const unicode_name = '\u2764'.repeat(83);

bluetooth_test(

    () => assert_promise_rejects_with_message(

        requestDeviceWithTrustedClick({filters: [{namePrefix: unicode_name}]}),

        expected),

    test_desc);