public void FileTarget_ArchiveNumbering_remove_correct_order()
{
const int maxArchiveFiles = 10;
var tempPath = ArchiveFileNameHelper.GenerateTempPath();
var logFile = Path.Combine(tempPath, "file.txt");
var archiveExtension = "txt";
try
{
var fileTarget = new FileTarget
{
FileName = logFile,
ArchiveFileName = Path.Combine(tempPath, "archive", "{#}." + archiveExtension),
ArchiveDateFormat = "yyyy-MM-dd",
ArchiveAboveSize = 1000,
LineEnding = LineEndingMode.LF,
Layout = "${message}",
MaxArchiveFiles = maxArchiveFiles,
ArchiveNumbering = ArchiveNumberingMode.DateAndSequence,
};
SimpleConfigurator.ConfigureForTargetLogging(fileTarget, LogLevel.Debug);
ArchiveFileNameHelper helper = new ArchiveFileNameHelper(Path.Combine(tempPath, "archive"), DateTime.Now.ToString(fileTarget.ArchiveDateFormat), archiveExtension);
Generate1000BytesLog('a');
for (int i = 0; i < maxArchiveFiles; i++)
{
Generate1000BytesLog('a');
Assert.True(helper.Exists(i), string.Format("file {0} is missing", i));
}
for (int i = maxArchiveFiles; i < 100; i++)
{
Generate1000BytesLog('b');
var numberToBeRemoved = i - maxArchiveFiles; // number 11, we need to remove 1 etc
Assert.True(!helper.Exists(numberToBeRemoved), string.Format("archive file {0} has not been removed! We are created file {1}", numberToBeRemoved, i));
}
}
finally
{
if (File.Exists(logFile))
File.Delete(logFile);
if (Directory.Exists(tempPath))
Directory.Delete(tempPath, true);
}
}
private void FileTarget_ArchiveNumbering_DateAndSequenceTests(bool enableCompression)
{
const string archiveDateFormat = "yyyy-MM-dd";
const int archiveAboveSize = 1000;
var tempPath = ArchiveFileNameHelper.GenerateTempPath();
var logFile = Path.Combine(tempPath, "file.txt");
var archiveExtension = enableCompression ? "zip" : "txt";
try
{
var fileTarget = WrapFileTarget(new FileTarget
{
#if NET4_5
EnableArchiveFileCompression = enableCompression,
#endif
FileName = logFile,
ArchiveFileName = Path.Combine(tempPath, "archive", "{#}." + archiveExtension),
ArchiveDateFormat = archiveDateFormat,
ArchiveAboveSize = archiveAboveSize,
LineEnding = LineEndingMode.LF,
Layout = "${message}",
MaxArchiveFiles = 3,
ArchiveNumbering = ArchiveNumberingMode.DateAndSequence,
ArchiveEvery = FileArchivePeriod.Day
});
SimpleConfigurator.ConfigureForTargetLogging(fileTarget, LogLevel.Debug);
// we emit 5 * 250 *(3 x aaa + \n) bytes
// so that we should get a full file + 3 archives
Generate1000BytesLog('a');
Generate1000BytesLog('b');
Generate1000BytesLog('c');
Generate1000BytesLog('d');
Generate1000BytesLog('e');
string archiveFilename = DateTime.Now.ToString(archiveDateFormat);
LogManager.Configuration = null;
#if NET4_5
var assertFileContents = enableCompression ? new Action<string, string, Encoding>(AssertZipFileContents) : AssertFileContents;
#else
var assertFileContents = new Action<string, string, Encoding>(AssertFileContents);
#endif
ArchiveFileNameHelper helper = new ArchiveFileNameHelper(Path.Combine(tempPath, "archive"), archiveFilename, archiveExtension);
AssertFileContents(logFile,
StringRepeat(250, "eee\n"),
Encoding.UTF8);
assertFileContents(helper.GetFullPath(1), StringRepeat(250, "bbb\n"), Encoding.UTF8);
assertFileContents(helper.GetFullPath(2), StringRepeat(250, "ccc\n"), Encoding.UTF8);
assertFileContents(helper.GetFullPath(3), StringRepeat(250, "ddd\n"), Encoding.UTF8);
Assert.False(helper.Exists(0), "First archive should have been deleted due to max archive count.");
Assert.False(helper.Exists(4), "Fifth archive must not have been created yet.");
}
finally
{
if (File.Exists(logFile))
File.Delete(logFile);
if (Directory.Exists(tempPath))
Directory.Delete(tempPath, true);
}
}
