public void TraceInformation()
{
var cut = new ObjectFileTraceListener
{
Name = "object",
Filename = $"Trace-{GetMethodName()}.txt",
TraceOutputOptions = TraceOptions.DateTime | TraceOptions.ProcessId | TraceOptions.ThreadId,
};
var source = new TraceSource(nameof(ObjectFileTraceListenerTests), SourceLevels.All)
{
Listeners = { cut }
};
const string text = "some information";
source.TraceInformation(text);
source.Close();
var expectedLines = GetPatterns(GetMethodName());
var actualLines = GetLines(cut);
AssertLines(expectedLines, actualLines);
}
public void TraceDataSingle()
{
var cut = new ObjectFileTraceListener
{
Name = "object",
Filename = $"Trace-{GetMethodName()}.txt",
TraceOutputOptions = TraceOptions.DateTime | TraceOptions.ProcessId | TraceOptions.ThreadId,
};
var source = new TraceSource(nameof(ObjectFileTraceListenerTests), SourceLevels.All)
{
Listeners = { cut }
};
const int id = 42;
const TraceEventType eventType = TraceEventType.Verbose;
const string message = "some message";
const int number = 787;
var data = new Data {
Text = message, Id = number
};
source.TraceData(eventType, id, data);
source.Close();
var expectedLines = GetPatterns(GetMethodName());
var actualLines = GetLines(cut);
AssertLines(expectedLines, actualLines);
}
public void TraceEventMessageFormat()
{
var cut = new ObjectFileTraceListener
{
Name = "object",
Filename = $"Trace-{GetMethodName()}.txt",
TraceOutputOptions = TraceOptions.DateTime | TraceOptions.ProcessId | TraceOptions.ThreadId,
};
var source = new TraceSource(nameof(ObjectFileTraceListenerTests), SourceLevels.All)
{
Listeners = { cut }
};
const int id = 42;
const TraceEventType eventType = TraceEventType.Verbose;
const string format = "some information is {0}";
const int number = 859874;
source.TraceEvent(eventType, id, format, number);
source.Close();
var expectedLines = GetPatterns(GetMethodName());
var actualLines = GetLines(cut);
AssertLines(expectedLines, actualLines);
}
static void TestFromCode()
{
var source = new TraceSource("TestFromCode", SourceLevels.All);
var listener = new ObjectFileTraceListener {
Filename = "trace.txt"
};
source.Listeners.Add(listener);
source.TraceInformation("Hello trace!");
}
private List <string> GetLines(ObjectFileTraceListener listener)
{
var lines = new List <string>();
using (var reader = new StreamReader(listener.Filename))
{
while (reader.Peek() >= 0)
{
lines.Add(reader.ReadLine());
}
}
return(lines);
}
private Regex GetPattern(TraceSource source, ObjectFileTraceListener listner, string method, TraceEventType eventType, int id, string text)
{
var pattern = "^";
pattern += @"\[[0-9:. ]+\] ";
pattern += @"<P=\d+> ";
pattern += @"<T=\d+> ";
pattern += $@".+: {eventType}\[{id}\] - ";
pattern += $"{method.Replace("(", @"\(").Replace(")", @"\)")} ";
pattern += $"- {text}$";
return(new Regex(pattern, RegexOptions.Singleline));
}
static void TestDataFromCode()
{
var source = new TraceSource("TestDataFromCode", SourceLevels.All);
var listener = new ObjectFileTraceListener {
Filename = "trace.txt"
};
source.Listeners.Add(listener);
var data = new SimpleData {
Name = "Alice"
};
source.TraceData(TraceEventType.Error, 42, "some text", data);
source.Close();
}
