BudgetAnalyser.Engine.UnitTest.Ledger.LedgerBookRepositoryTest.DemoBookFileChecksum_ShouldNotChange_WhenLoadAndSave C# (CSharp) Метод

        public async Task DemoBookFileChecksum_ShouldNotChange_WhenLoadAndSave()
        {
            double fileChecksum = 0;
            var subject = CreateSubject(real: true);
            LedgerBookDto predeserialiseDto = null;

            subject.DtoDeserialised += (s, e) =>
            {
                fileChecksum = subject.LedgerBookDto.Checksum;
                subject.LedgerBookDto.Checksum = -1;
                predeserialiseDto = subject.LedgerBookDto;
            };

            LedgerBookDto reserialisedDto = null;
            subject.SaveDtoToDiskOverride = bookDto => reserialisedDto = bookDto;
            
            var book = await subject.LoadAsync(TestDataConstants.DemoLedgerBookFileName, false);
            predeserialiseDto.Output(true);

            await subject.SaveAsync(book, book.StorageKey, false);

            reserialisedDto.Output(true);

            Assert.AreEqual(fileChecksum, reserialisedDto.Checksum);
        }