describe('utility', (): void => {
    it('equals on AccountId', (): void => {
      const addr = '5DkQbYAExs3M2sZgT1Ec3mKfZnAQCL4Dt9beTCknkCUn5jzo';

      expect(registry.createType('IndicesLookupSource', addr).eq(addr)).toBe(true);