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chromium/third_party/blink/web_tests/wpt_internal/bluetooth/characteristic/writeValueWithoutResponse/value-too-long.https.html 

<!DOCTYPE html>
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/resources/testdriver.js"></script>
<script src="/resources/testdriver-vendor.js"></script>
<script src="/bluetooth/resources/bluetooth-test.js"></script>
<script src="/bluetooth/resources/bluetooth-fake-devices.js"></script>
<script>
'use strict';
const test_desc = 'Trying to write more than 512 bytes should return an error.'

bluetooth_test(async () => {
  const {characteristic} = await getMeasurementIntervalCharacteristic();
  await assert_promise_rejects_with_message(
      characteristic.writeValueWithoutResponse(new Uint8Array(513 /* length */)),
      new DOMException(
          'Failed to execute \'writeValueWithoutResponse\' on ' +
          '\'BluetoothRemoteGATTCharacteristic\': ' +
          'Value can\'t exceed 512 bytes.',
          'InvalidModificationError'
      ), 'Value passed was too long.');
}, test_desc);
</script>