public void WithBookmarkedLogAtTheEndOfFirstFile_ThenAllNextFilesAreRead()
{
GivenLogFilesInDirectory(files: 2);
var initialFile = LogFiles[0];
var otherFile = LogFiles[1];
var batchCount = Fixture.Create <int>();
var otherFileLength = BatchPostingLimit * batchCount;
GivenFileDeleteSucceeds(initialFile);
GivenPersistedBookmark(initialFile, Fixture.Create <long>());
GivenLockedFileLength(initialFile, length: CurrentLogFilePosition);
GivenLockedFileLength(otherFile, length: otherFileLength);
GivenLogReader(initialFile, length: CurrentLogFilePosition, maxStreams: int.MaxValue);
GivenLogReader(otherFile, length: otherFileLength, maxStreams: int.MaxValue);
GivenSendIsSuccessful();
WhenLogShipperIsCalled();
this.ShouldSatisfyAllConditions(
() => LogFiles.ShouldBe(new[] { otherFile }, "Only one shall remain!"),
() => CurrentLogFileName.ShouldBe(otherFile),
() => CurrentLogFilePosition.ShouldBe(otherFileLength),
() => SentBatches.ShouldBe(batchCount),
() => SentRecords.ShouldBe(otherFileLength)
);
}
public void WhenLogFileSizeIsLessThanBookmarkPosition_ThenFileIsReadFromTheBeginning()
{
GivenLogFilesInDirectory(1);
var initialFile = LogFiles[0];
var batchesCount = Fixture.Create <int>();
var realFileLength = batchesCount * BatchPostingLimit;
var bookmarkedPosition = realFileLength + Fixture.Create <int>();
GivenPersistedBookmark(initialFile, position: bookmarkedPosition);
GivenLockedFileLength(initialFile, length: realFileLength);
GivenLogReader(initialFile, length: realFileLength, maxStreams: int.MaxValue);
GivenSendIsSuccessful();
WhenLogShipperIsCalled();
this.ShouldSatisfyAllConditions(
() => CurrentLogFileName.ShouldBe(initialFile),
() => CurrentLogFilePosition.ShouldBe(realFileLength),
() => SentBatches.ShouldBe(batchesCount),
() => SentRecords.ShouldBe(realFileLength)
);
}
public void WithSendFailure_ThenBookmarkIsNotChanged()
{
GivenLogFilesInDirectory(files: 2);
var allFiles = LogFiles.ToArray();
var initialFile = LogFiles[0];
GivenPersistedBookmark(initialFile, 0);
GivenLogReader(initialFile, length: BatchPostingLimit, maxStreams: BatchPostingLimit);
GivenSendIsFailed();
WhenLogShipperIsCalled();
LogFiles.ShouldBe(allFiles, "Nothing shall be deleted.");
this.ShouldSatisfyAllConditions(
() => CurrentLogFileName.ShouldBe(initialFile),
() => CurrentLogFilePosition.ShouldBe(0),
() => SentBatches.ShouldBe(0),
() => SentRecords.ShouldBe(0),
() => FailedBatches.ShouldBe(1),
() => FailedRecords.ShouldBe(BatchPostingLimit)
);
}