public void ToResultError_Ok()
        {
            var results = new List <IResultError>
            {
                new ResultError(ErrorData.CreateErrorListTwoTest()),
                new ResultError(ErrorData.CreateErrorTest())
            };

            var result = results.ToResultError();

            Assert.True(result.Errors.SequenceEqual(results.SelectMany(resultError => resultError.Errors)));
        }