/**********************************************************************
 * Copyright (C) 2024 Red Hat, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
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 * SPDX-License-Identifier: Apache-2.0
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import { expect, test } from 'vitest';

import { ResourceWatchersRegistry } from './resource-watchers-registry.js';

test('ResourceWatchersRegistry', () => {
  const registry = new ResourceWatchersRegistry();
  expect(registry.hasSubscribers('a-resource')).toBeFalsy();
  expect(registry.hasSubscribers('another-resource')).toBeFalsy();
  registry.subscribe('a-resource');
  expect(registry.hasSubscribers('a-resource')).toBeTruthy();
  expect(registry.hasSubscribers('another-resource')).toBeFalsy();
  registry.subscribe('another-resource');
  expect(registry.hasSubscribers('a-resource')).toBeTruthy();
  expect(registry.hasSubscribers('another-resource')).toBeTruthy();
  registry.unsubscribe('a-resource');
  expect(registry.hasSubscribers('a-resource')).toBeFalsy();
  expect(registry.hasSubscribers('another-resource')).toBeTruthy();
  registry.unsubscribe('another-resource');
  expect(registry.hasSubscribers('a-resource')).toBeFalsy();
  expect(registry.hasSubscribers('another-resource')).toBeFalsy();
});
