cookie-store/cookieStore_delete_basic.https.any.js

// META: title=Cookie Store API: cookieStore.delete() return type
// META: global=window,serviceworker

'use strict';

promise_test(async testCase => {
  const p = cookieStore.delete('cookie-name');
  assert_true(p instanceof Promise,
              'cookieStore.delete() returns a promise');
  const result = await p;
  assert_equals(result, undefined,
                'cookieStore.delete() promise resolves to undefined');
}, 'cookieStore.delete return type is Promise<void>');