public void TestClear()
{
var collection = new LogSourceListenerCollection(new Mock <ILogSource>().Object);
var listener = new Mock <ILogSourceListener>();
var modifications = new List <LogSourceModification>();
listener.Setup(x => x.OnLogFileModified(It.IsAny <ILogSource>(), It.IsAny <LogSourceModification>()))
.Callback((ILogSource file, LogSourceModification y) => modifications.Add(y));
collection.AddListener(listener.Object, TimeSpan.FromHours(1), 1000);
collection.OnRead(1);
collection.Flush();
modifications.Should().Equal(new object[]
{
LogSourceModification.Reset(),
LogSourceModification.Appended(0, 1),
});
collection.Clear();
modifications.Clear();
collection.OnRead(2);
collection.Flush();
modifications.Should()
.BeEmpty("because the collection should have removed all listeners and thus we may not have been notified anymore");
}
public void TestFlush1()
{
var collection = new LogSourceListenerCollection(new Mock <ILogSource>().Object);
var listener = new Mock <ILogSourceListener>();
var modifications = new List <LogSourceModification>();
listener.Setup(x => x.OnLogFileModified(It.IsAny <ILogSource>(), It.IsAny <LogSourceModification>()))
.Callback((ILogSource file, LogSourceModification y) => modifications.Add(y));
collection.AddListener(listener.Object, TimeSpan.FromHours(1), 1000);
collection.OnRead(1);
modifications.Should().Equal(new object[]
{
LogSourceModification.Reset()
});
collection.Flush();
modifications.Should().Equal(new object[]
{
LogSourceModification.Reset(),
LogSourceModification.Appended(0, 1)
}, "Because Flush() should force calling the OnLogFileModified method");
}
public void TestInvalidate()
{
var collection = new LogSourceListenerCollection(new Mock <ILogSource>().Object);
collection.OnRead(1);
collection.CurrentLineIndex.Should().Be(1);
collection.Remove(0, 1);
collection.CurrentLineIndex.Should().Be(0);
}
public void TestAddListener1()
{
ILogSource logSource = new Mock <ILogSource>().Object;
var collection = new LogSourceListenerCollection(logSource);
var listener = new Mock <ILogSourceListener>();
var modifications = new List <LogSourceModification>();
listener.Setup(x => x.OnLogFileModified(It.IsAny <ILogSource>(), It.IsAny <LogSourceModification>()))
.Callback((ILogSource file, LogSourceModification y) => modifications.Add(y));
collection.AddListener(listener.Object, TimeSpan.FromSeconds(1), 10);
new Action(() => collection.AddListener(listener.Object, TimeSpan.FromSeconds(1), 10)).Should().NotThrow();
collection.OnRead(10);
modifications.Should().Equal(new[]
{
LogSourceModification.Reset(),
LogSourceModification.Appended(0, 10)
}, "Because even though we added the listener twice, it should never be invoked twice");
}
public void TestListen1()
{
using (var proxy = new LogSourceProxy(_taskScheduler, TimeSpan.Zero, _logFile.Object, 1000))
{
proxy.AddListener(_listener.Object, TimeSpan.Zero, 1000);
_listeners.OnRead(500);
_listeners.OnRead(600);
_taskScheduler.RunOnce();
_modifications.Should().Equal(new[]
{
LogSourceModification.Reset(),
LogSourceModification.Appended(0, 500),
LogSourceModification.Appended(500, 100)
});
}
}
public void TestGetPartiallyAdornedProperties()
{
var adorner = new LogSourcePropertyAdorner(_scheduler, _source.Object, TimeSpan.Zero);
_sourceEntries.Add(new LogEntry
{
Index = 0,
Timestamp = new DateTime(2021, 02, 20, 18, 31, 45)
});
_listeners.OnRead(_sourceEntries.Count);
_sourceProperties.SetValue(TextProperties.Encoding, Encoding.UTF32);
_scheduler.RunOnce();
var buffer = new PropertiesBufferList();
adorner.GetAllProperties(buffer);
buffer.GetValue(Core.Properties.StartTimestamp).Should().Be(new DateTime(2021, 02, 20, 18, 31, 45));
buffer.GetValue(Core.Properties.EndTimestamp).Should().Be(new DateTime(2021, 02, 20, 18, 31, 45));
buffer.GetValue(TextProperties.Encoding).Should().Be(Encoding.UTF32, "because those properties which are not adorned should have been retrieved from the source");
}
