public void when_tracing_activity_then_builds_trace_log()
{
if (File.Exists(LogFile))
File.Delete(LogFile);
var xml = new XmlWriterTraceListener(LogFile, "Xml");
manager.AddListener("*", xml);
manager.SetTracingLevel("*", SourceLevels.All);
var tracer = Tracer.Get("Foo");
using (tracer.StartActivity("Outer"))
{
tracer.Info("Hello info from outer");
using (tracer.StartActivity("Inner"))
{
tracer.Warn("Warn from inner");
Tracer.Get("Foo.Bar").Error("Something failed on another class!");
}
}
xml.Flush();
System.Threading.Thread.Sleep(1000);
xml.Close();
Process.Start(SvcViewer, new FileInfo(LogFile).FullName);
}
public void when_activity_has_exception_then_traces_data()
{
var xmlFile = Path.GetTempFileName();
var listener = new XmlWriterTraceListener(xmlFile);
Tracer.Configuration.AddListener("Foo", listener);
Tracer.Configuration.SetTracingLevel("Foo", SourceLevels.All);
var tracer = Tracer.Get("Foo");
using (var outer = tracer.StartActivity("Outer")) {
using (var inner = tracer.StartActivity("Inner")) {
tracer.Info("Hey & > 23!");
}
try {
throw new ArgumentException();
} catch (Exception ex) {
ex.Data.Add("Version", "1.0");
ex.Data.Add("Branch", "master");
ex.Data.Add("Commit", "1ab314b");
tracer.Error(ex, "Some error!");
}
}
Tracer.Configuration.RemoveListener("Foo", listener);
listener.Flush();
listener.Dispose();
var xmlns = XNamespace.Get("http://schemas.microsoft.com/2004/10/E2ETraceEvent/TraceRecord");
var commitFound = false;
using (var reader = XmlReader.Create(xmlFile, new XmlReaderSettings {
ConformanceLevel = ConformanceLevel.Fragment
})) {
Assert.Equal(XmlNodeType.Element, reader.MoveToContent());
do
{
var xml = reader.ReadOuterXml();
var doc = XDocument.Load(new StringReader(xml));
var record = doc.Descendants(xmlns + "TraceRecord").FirstOrDefault();
if (record != null && record.Attribute("Severity") != null && record.Attribute("Severity").Value == "Error")
{
commitFound = record.Element(xmlns + "DataItems")?.Element(xmlns + "Commit")?.Value == "1ab314b";
}
} while (!commitFound && !reader.EOF);
}
Assert.True(commitFound, "Failed to find traced commit ID exception data.");
//Process.Start ("notepad", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.6 Tools\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v7.0A\Bin\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v8.0A\bin\NETFX 4.0 Tools\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v8.1A\bin\NETFX 4.5.1 Tools\SvcTraceViewer.exe", xml);
}
public void when_activity_has_exception_then_traces_data()
{
var xml = Path.GetTempFileName();
var listener = new XmlWriterTraceListener(xml);
Tracer.Configuration.AddListener("Foo", listener);
Tracer.Configuration.SetTracingLevel("Foo", SourceLevels.All);
var tracer = Tracer.Get("Foo");
using (var outer = tracer.StartActivity("Outer")) {
using (var inner = tracer.StartActivity("Inner")) {
tracer.Info("Hey & > 23!");
}
try {
throw new ArgumentException();
} catch (Exception ex) {
ex.Data.Add("Version", "1.0");
ex.Data.Add("Branch", "master");
ex.Data.Add("Commit", "1ab314b");
tracer.Error(ex, "Some error!");
}
}
Tracer.Configuration.RemoveListener("Foo", listener);
listener.Flush();
listener.Dispose();
using (var reader = XmlReader.Create(xml, new XmlReaderSettings {
ConformanceLevel = ConformanceLevel.Fragment
})) {
Assert.Equal(XmlNodeType.Element, reader.MoveToContent());
while (reader.Read())
{
if (reader.NodeType == XmlNodeType.Element && reader.NamespaceURI == "http://schemas.microsoft.com/2004/10/E2ETraceEvent/TraceRecord")
{
Assert.True(reader.ReadToDescendant("Commit", "http://schemas.microsoft.com/2004/10/E2ETraceEvent/TraceRecord"));
Assert.Equal("1ab314b", reader.ReadElementContentAsString());
}
}
}
//Process.Start ("notepad", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.6 Tools\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v7.0A\Bin\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v8.0A\bin\NETFX 4.0 Tools\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v8.1A\bin\NETFX 4.5.1 Tools\SvcTraceViewer.exe", xml);
}
static void Main(string[] args) {
_execTimer.Start();
try {
Delay(10);
LogLongExec("Delay(10)");
Delay(5000);
LogLongExec("Delay(5000)");
} catch (Exception ex) {
using (
XmlWriterTraceListener log1 =
new XmlWriterTraceListener($@"C:\Users\{Environment.UserName}\Pictures\Error.log")) {
log1.TraceEvent(new TraceEventCache(), ex.Message, TraceEventType.Error, ex.HResult);
log1.Flush();
}
}
}
static void Main(string[] args)
{
WriteLine("Option 1");
System.Diagnostics.TraceSource trace = new TraceSource("./1_Trace.log");
trace.TraceEvent(TraceEventType.Error, 123, "Option A: System.Diagnostics.TraceSource trace");
WriteLine("Option 2: writes a file as 'TraceEventType.Error' and source 'Option B...'");
using (System.Diagnostics.XmlWriterTraceListener log1 = new XmlWriterTraceListener("./2_Error.log"))
{
log1.TraceEvent(new TraceEventCache(), "Option B: System.Diagnostics.XmlWriterTraceListener", TraceEventType.Error, 123);
log1.Flush();
}
WriteLine("Option 3");
WriteLine("Throws: An unhandled exception of type 'System.Security.SecurityException' occurred in System.dll");
//System.Diagnostics.EventInstance errorEvent = new EventInstance(123, 1, EventLogEntryType.Error);
//EventLog.WriteEvent("MyAppErrors", errorEvent, "the message");
WriteLine("Option 4: writes to the EventLog");
EventLog logEntry = new EventLog();
logEntry.Source = "Application";
logEntry.WriteEntry("the message", EventLogEntryType.Error);
WriteLine("Option 5: writes a file as 'TraceEventType.Information' and source 'Trace'");
System.Diagnostics.XmlWriterTraceListener listener = new XmlWriterTraceListener("./5_Errror.log");
listener.WriteLine("the log message");
listener.Flush();
listener.Close();
// See Output window:
// Error.log: a trace message
WriteLine("Option 6: Trace.WriteLine with 'Error.log' as category");
Trace.WriteLine("a trace message", "Error.log");
WriteLine("Done");
ReadLine();
}
public void TraceCompareTest()
{
TraceEventCache eventCache = new TraceEventCache();
string output1 = null;
string output2 = null;
using (MemoryStream stream1 = new MemoryStream())
{
using (TraceListener tracer = new XmlWriterTraceListener(stream1))
{
tracer.TraceData(eventCache, "TestSource", TraceEventType.Information, 1,
new { Message = "Test of Message", Id = 123 });
tracer.Flush();
//stream.Position = 0;
output1 = Encoding.UTF8.GetString(stream1.ToArray());
Trace.WriteLine(output1);
}
}
using (MemoryStream stream2 = new MemoryStream())
{
using (TraceListener tracer = new XmlWriterRollingTraceListener(stream2))
{
tracer.TraceData(eventCache, "TestSource", TraceEventType.Information, 1,
new { Message = "Test of Message", Id = 123 });
tracer.Flush();
//stream.Position = 0;
output2 = Encoding.UTF8.GetString(stream2.ToArray());
Trace.WriteLine(output1);
}
}
Assert.AreEqual<string>(output1, output2);
}
public void when_activity_has_exception_then_traces_data ()
{
var xmlFile = Path.GetTempFileName();
var listener = new XmlWriterTraceListener(xmlFile);
Tracer.Configuration.AddListener ("Foo", listener);
Tracer.Configuration.SetTracingLevel ("Foo", SourceLevels.All);
var tracer = Tracer.Get("Foo");
using (var outer = tracer.StartActivity ("Outer")) {
using (var inner = tracer.StartActivity("Inner")) {
tracer.Info ("Hey & > 23!");
}
try {
throw new ArgumentException ();
} catch (Exception ex) {
ex.Data.Add ("Version", "1.0");
ex.Data.Add ("Branch", "master");
ex.Data.Add ("Commit", "1ab314b");
tracer.Error (ex, "Some error!");
}
}
Tracer.Configuration.RemoveListener ("Foo", listener);
listener.Flush ();
listener.Dispose ();
var xmlns = XNamespace.Get("http://schemas.microsoft.com/2004/10/E2ETraceEvent/TraceRecord");
var commitFound = false;
using (var reader = XmlReader.Create (xmlFile, new XmlReaderSettings { ConformanceLevel = ConformanceLevel.Fragment })) {
Assert.Equal (XmlNodeType.Element, reader.MoveToContent ());
do {
var xml = reader.ReadOuterXml();
var doc = XDocument.Load(new StringReader(xml));
var record = doc.Descendants(xmlns + "TraceRecord").FirstOrDefault();
if (record != null && record.Attribute("Severity") != null && record.Attribute("Severity").Value == "Error") {
commitFound = record.Element(xmlns + "DataItems")?.Element(xmlns + "Commit")?.Value == "1ab314b";
}
} while (!commitFound && !reader.EOF);
}
Assert.True(commitFound, "Failed to find traced commit ID exception data.");
//Process.Start ("notepad", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v10.0A\bin\NETFX 4.6 Tools\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v7.0A\Bin\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v8.0A\bin\NETFX 4.0 Tools\SvcTraceViewer.exe", xml);
//Process.Start (@"C:\Program Files (x86)\Microsoft SDKs\Windows\v8.1A\bin\NETFX 4.5.1 Tools\SvcTraceViewer.exe", xml);
}
