public void TraceWithFilters()
{
string log = "TraceWithFilters";
string source = "Source" + nameof(TraceEventFormatAndParams);
try
{
EventLog.CreateEventSource(source, log);
using (var listener = new EventLogTraceListener(source))
{
listener.Filter = new EventTypeFilter(SourceLevels.Critical);
listener.TraceData(null, source, TraceEventType.Information, 12, "string shouldn't be present");
EventLogEntry eventLogEntry = listener.EventLog.Entries.LastOrDefault();
if (eventLogEntry != null)
{
Assert.DoesNotContain("string shouldn't be present", eventLogEntry.Message);
}
listener.TraceData(null, source, TraceEventType.Information, 12, "string shouldn't be present", "neither should this");
eventLogEntry = listener.EventLog.Entries.LastOrDefault();
if (eventLogEntry != null)
{
Assert.DoesNotContain("string shouldn't be present", eventLogEntry.Message);
Assert.DoesNotContain("neither should this", eventLogEntry.Message);
}
listener.TraceEvent(null, source, TraceEventType.Information, 12, "trace an event casually", "one more", null);
eventLogEntry = listener.EventLog.Entries.LastOrDefault();
if (eventLogEntry != null)
{
Assert.DoesNotContain("trace an event casually", eventLogEntry.Message);
Assert.DoesNotContain("one more", eventLogEntry.Message);
}
listener.TraceEvent(null, source, TraceEventType.Information, 12, "i shouldn't be here");
eventLogEntry = listener.EventLog.Entries.LastOrDefault();
if (eventLogEntry != null)
{
Assert.DoesNotContain("i shouldn't be here", eventLogEntry.Message);
}
}
}
finally
{
EventLog.DeleteEventSource(source);
Helpers.RetryOnWin7(() => EventLog.Delete(log));
}
}
public void TraceEventTest(TraceEventType eventType, EventLogEntryType expectedType, int id, int expectedId)
{
string log = "TraceEvent";
string source = "Source" + nameof(TraceEventTest);
try
{
EventLog.CreateEventSource(source, log);
using (var listener = new EventLogTraceListener(source))
{
string message = "One simple message to trace";
listener.TraceEvent(null, source, eventType, id, message);
EventLogEntry eventLogEntry = ValidateLastEntryMessage(listener, message, source);
if (eventLogEntry != null)
{
Assert.Equal(expectedType, eventLogEntry.EntryType);
Assert.Equal(expectedId, eventLogEntry.InstanceId);
}
}
}
finally
{
EventLog.DeleteEventSource(source);
Helpers.RetryOnWin7(() => EventLog.Delete(log));
}
}
public override void TraceEvent(TraceEventCache eventCache, string source, TraceEventType eventType, int id, string message)
{
foreach (var splitMessage in SplitMessage(message))
{
_listener.TraceEvent(eventCache, source, eventType, id, splitMessage);
}
}
public void TraceEventFormatAndParams(string format, object[] parameters)
{
string log = "TraceEvent";
string source = "Source" + nameof(TraceEventFormatAndParams);
try
{
EventLog.CreateEventSource(source, log);
using (var listener = new EventLogTraceListener(source))
{
listener.TraceEvent(null, source, TraceEventType.Information, 1000, format, parameters);
if (parameters == null || parameters.Length == 0)
{
string[] messages;
if (string.IsNullOrEmpty(format))
{
messages = Array.Empty <string>();
}
else
{
messages = new string[] { format }
};
EventLogEntry eventLogEntry = listener.EventLog.Entries.LastOrDefault();
if (eventLogEntry != null)
{
Assert.All(messages, message => eventLogEntry.Message.Contains(message));
}
}
else if (string.IsNullOrEmpty(format))
{
string[] messages = new string[parameters.Length];
for (int i = 0; i < messages.Length; i++)
{
messages[i] = parameters[i].ToString();
}
EventLogEntry eventLogEntry = listener.EventLog.Entries.LastOrDefault();
if (eventLogEntry != null)
{
Assert.All(messages, message => eventLogEntry.Message.Contains(message));
}
}
else
{
string expectedMessage = string.Format(CultureInfo.InvariantCulture, format, parameters);
ValidateLastEntryMessage(listener, expectedMessage, source);
}
}
}
finally
{
EventLog.DeleteEventSource(source);
Helpers.RetryOnWin7(() => EventLog.Delete(log));
}
}
/// <summary>
/// イベント情報をイベントログに書き込みます。
/// </summary>
/// <param name="eventCache"></param>
/// <param name="source"></param>
/// <param name="eventType"></param>
/// <param name="id"></param>
/// <param name="message"></param>
public override void TraceEvent(TraceEventCache eventCache, string source, TraceEventType eventType, int id, string message)
{
_listener.TraceEvent(eventCache, source, eventType, EventId, message);
}
