import { strict as assert } from 'node:assert';
import testUtils, { GLOBAL } from '../test-utils';
import XREADGROUP from './XREADGROUP';

describe('XREADGROUP', () => {
  describe('FIRST_KEY_INDEX', () => {
    it('single stream', () => {
      assert.equal(
        XREADGROUP.FIRST_KEY_INDEX('', '', { key: 'key', id: '' }),
        'key'
      );
    });

    it('multiple streams', () => {
      assert.equal(
        XREADGROUP.FIRST_KEY_INDEX('', '', [{ key: '1', id: '' }, { key: '2', id: '' }]),
        '1'
      );
    });
  });

  describe('transformArguments', () => {
    it('single stream', () => {
      assert.deepEqual(
        XREADGROUP.transformArguments('group', 'consumer', {
          key: 'key',
          id: '0-0'
        }),
        ['XREADGROUP', 'GROUP', 'group', 'consumer', 'STREAMS', 'key', '0-0']
      );
    });

    it('multiple streams', () => {
      assert.deepEqual(
        XREADGROUP.transformArguments('group', 'consumer', [{
          key: '1',
          id: '0-0'
        }, {
          key: '2',
          id: '0-0'
        }]),
        ['XREADGROUP', 'GROUP', 'group', 'consumer', 'STREAMS', '1', '2', '0-0', '0-0']
      );
    });

    it('with COUNT', () => {
      assert.deepEqual(
        XREADGROUP.transformArguments('group', 'consumer', {
          key: 'key',
          id: '0-0'
        }, {
          COUNT: 1
        }),
        ['XREADGROUP', 'GROUP', 'group', 'consumer', 'COUNT', '1', 'STREAMS', 'key', '0-0']
      );
    });

    it('with BLOCK', () => {
      assert.deepEqual(
        XREADGROUP.transformArguments('group', 'consumer', {
          key: 'key',
          id: '0-0'
        }, {
          BLOCK: 0
        }),
        ['XREADGROUP', 'GROUP', 'group', 'consumer', 'BLOCK', '0', 'STREAMS', 'key', '0-0']
      );
    });

    it('with NOACK', () => {
      assert.deepEqual(
        XREADGROUP.transformArguments('group', 'consumer', {
          key: 'key',
          id: '0-0'
        }, {
          NOACK: true
        }),
        ['XREADGROUP', 'GROUP', 'group', 'consumer', 'NOACK', 'STREAMS', 'key', '0-0']
      );
    });

    it('with COUNT, BLOCK, NOACK', () => {
      assert.deepEqual(
        XREADGROUP.transformArguments('group', 'consumer', {
          key: 'key',
          id: '0-0'
        }, {
          COUNT: 1,
          BLOCK: 0,
          NOACK: true
        }),
        ['XREADGROUP', 'GROUP', 'group', 'consumer', 'COUNT', '1', 'BLOCK', '0', 'NOACK', 'STREAMS', 'key', '0-0']
      );
    });
  });

  // testUtils.testAll('xReadGroup - null', async client => {
  //   const [, readGroupReply] = await Promise.all([
  //     client.xGroupCreate('key', 'group', '$', {
  //       MKSTREAM: true
  //     }),
  //     client.xReadGroup('group', 'consumer', {
  //       key: 'key',
  //       id: '>'
  //     })
  //   ]);

  //   assert.equal(readGroupReply, null);
  // }, GLOBAL.SERVERS.OPEN);

  // testUtils.testAll('xReadGroup - with a message', async client => {
  //   const [, id, readGroupReply] = await Promise.all([
  //     client.xGroupCreate('key', 'group', '$', {
  //       MKSTREAM: true
  //     }),
  //     client.xAdd('key', '*', { field: 'value' }),
  //     client.xReadGroup('group', 'consumer', {
  //       key: 'key',
  //       id: '>'
  //     })
  //   ]);

  //   assert.deepEqual(readGroupReply, [{
  //     name: 'key',
  //     messages: [{
  //       id,
  //       message: Object.create(null, {
  //         field: {
  //           value: 'value',
  //           configurable: true,
  //           enumerable: true
  //         }
  //       })
  //     }]
  //   }]);
  // }, GLOBAL.SERVERS.OPEN);
});