node-redis/packages/client/lib/commands/HSCAN.spec.ts

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

describe('HSCAN', () => {
  describe('transformArguments', () => {
    it('cusror only', () => {
      assert.deepEqual(
        HSCAN.transformArguments('key', 0),
        ['HSCAN', 'key', '0']
      );
    });

    it('with MATCH', () => {
      assert.deepEqual(
        HSCAN.transformArguments('key', 0, {
          MATCH: 'pattern'
        }),
        ['HSCAN', 'key', '0', 'MATCH', 'pattern']
      );
    });

    it('with COUNT', () => {
      assert.deepEqual(
        HSCAN.transformArguments('key', 0, {
          COUNT: 1
        }),
        ['HSCAN', 'key', '0', 'COUNT', '1']
      );
    });

    it('with MATCH & COUNT', () => {
      assert.deepEqual(
        HSCAN.transformArguments('key', 0, {
          MATCH: 'pattern',
          COUNT: 1
        }),
        ['HSCAN', 'key', '0', 'MATCH', 'pattern', 'COUNT', '1']
      );
    });
  });

  testUtils.testWithClient('client.hScan', async client => {
    await client.hSet('key', 'field', 'value');
    assert.deepEqual(
      await client.hScan('key', 0),
      {
        cursor: 0,
        entries: [{
          field: 'field',
          value: 'value'
        }]
      }
    );
  }, GLOBAL.SERVERS.OPEN);
});