public void TestDataSourceDoesntExist2()
{
var dataSource = new Mock <ISingleDataSource>();
var logFile = new Mock <ILogFile>();
logFile.Setup(x => x.GetValue(LogFileProperties.EmptyReason)).Returns(ErrorFlags.SourceDoesNotExist);
logFile.Setup(x => x.GetValue(LogFileProperties.Size)).Returns((Size?)null);
var filteredLogFile = new Mock <ILogFile>();
ILogFileListener listener = null;
filteredLogFile.Setup(x => x.AddListener(It.IsAny <ILogFileListener>(), It.IsAny <TimeSpan>(), It.IsAny <int>()))
.Callback((ILogFileListener l, TimeSpan t, int i) => listener = l);
dataSource.Setup(x => x.UnfilteredLogFile).Returns(logFile.Object);
dataSource.Setup(x => x.FullFileName).Returns(@"E:\Tailviewer\somefile.log");
dataSource.Setup(x => x.FilteredLogFile).Returns(filteredLogFile.Object);
dataSource.Setup(x => x.Search).Returns(new Mock <ILogFileSearch>().Object);
var dataSourceModel = new SingleDataSourceViewModel(dataSource.Object, _actionCenter.Object);
var model = new LogViewerViewModel(dataSourceModel, _actionCenter.Object, _settings.Object, TimeSpan.Zero);
model.LogEntryCount.Should().Be(0);
model.NoEntriesExplanation.Should().Be("Can't find \"somefile.log\"");
model.NoEntriesSubtext.Should().Be("It was last seen at E:\\Tailviewer");
logFile.Setup(x => x.GetValue(LogFileProperties.EmptyReason)).Returns(ErrorFlags.None);
logFile.Setup(x => x.GetValue(LogFileProperties.Size)).Returns(Size.Zero);
listener.OnLogFileModified(logFile.Object, new LogFileSection(0, 0));
model.Update();
model.NoEntriesExplanation.Should().Be("The data source is empty");
model.NoEntriesSubtext.Should().BeNull();
}
public void OnRead(int numberOfLinesRead)
{
if (numberOfLinesRead >= 0)
{
DateTime now = DateTime.Now;
if (now - _lastReportedTime >= _maximumTime)
{
Flush(numberOfLinesRead, now);
}
else if (numberOfLinesRead - _lastNumberOfLines >= _maximumCount)
{
Flush(numberOfLinesRead, now);
}
}
else if (_sentAnyData) //< We want to avoid sending multiple successive reset events
{
Reset();
_listener.OnLogFileModified(_logFile, LogFileSection.Reset);
}
}
public LogFileListenerNotifier(ILogFile logFile, ILogFileListener listener, TimeSpan maximumTime, int maximumCount)
{
if (logFile == null) throw new ArgumentNullException("logFile");
if (listener == null) throw new ArgumentNullException("listener");
_logFile = logFile;
_listener = listener;
_maximumTime = maximumTime;
_maximumCount = maximumCount;
Reset();
_listener.OnLogFileModified(logFile, LogFileSection.Reset);
}
public LogFileListenerNotifier(ILogFile logFile, ILogFileListener listener, TimeSpan maximumTime, int maximumCount)
{
if (logFile == null)
{
throw new ArgumentNullException(nameof(logFile));
}
if (listener == null)
{
throw new ArgumentNullException(nameof(listener));
}
_logFile = logFile;
_listener = listener;
_maximumTime = maximumTime;
_maximumCount = maximumCount;
Reset();
_listener.OnLogFileModified(logFile, LogFileSection.Reset);
}