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_replacing_manager_then_can_provide_mock()
{
var tracer = Mock.Of <ITracer>();
var manager = Mock.Of <ITracerManager>(x => x.Get("Foo") == tracer);
using (Tracer.ReplaceManager(manager)) {
Assert.Same(tracer, Tracer.Get("Foo"));
}
Assert.NotSame(tracer, Tracer.Get("Foo"));
}
public void when_using_activity_then_starts_and_ends()
{
var listener = new Mock <TraceListener>();
Tracer.Configuration.AddListener("Foo", listener.Object);
Tracer.Configuration.SetTracingLevel("Foo", SourceLevels.All);
var originalId = Guid.NewGuid();
Trace.CorrelationManager.ActivityId = originalId;
var tracer = Tracer.Get("Foo");
var activityId = Guid.Empty;
using (var activity = tracer.StartActivity("Test")) {
activityId = Trace.CorrelationManager.ActivityId;
}
Assert.NotEqual(Guid.Empty, activityId);
// Activity equals:
// Transfer -> Data(Start) -> [Event] -> Data(Stop) -> Transfer
listener.Verify(x => x.TraceTransfer(
It.IsAny <TraceEventCache> (),
"Foo",
It.IsAny <int> (),
It.IsAny <string> (),
activityId));
listener.Verify(x => x.TraceEvent(
It.IsAny <TraceEventCache> (),
"Foo",
TraceEventType.Start,
It.IsAny <int> (),
It.IsAny <string>(),
It.IsAny <object[]> ()));
listener.Verify(x => x.TraceEvent(
It.IsAny <TraceEventCache> (),
"Foo",
TraceEventType.Stop,
It.IsAny <int> (),
It.IsAny <string> (),
It.IsAny <object[]> ()));
listener.Verify(x => x.TraceTransfer(
It.IsAny <TraceEventCache> (),
"Foo",
It.IsAny <int> (),
It.IsAny <string> (),
originalId));
}
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);
}
public void when_tracing_exception_without_xml_then_succeeds()
{
var inMemoryListener = new InMemoryTraceListener();
Tracer.Configuration.AddListener("Foo", inMemoryListener);
Tracer.Configuration.SetTracingLevel("Foo", SourceLevels.All);
var tracer = Tracer.Get("Foo");
tracer.Error(new ApplicationException("Foo Error"), "A Foo Exception occurred");
var trace = inMemoryListener.GetTrace();
Assert.False(string.IsNullOrEmpty(trace));
Assert.Contains("Foo Error", trace);
Assert.Contains("A Foo Exception occurred", trace);
}
public void when_no_initial_activity_then_does_not_transfer()
{
var listener = new Mock <TraceListener>();
Tracer.Configuration.AddListener("Foo", listener.Object);
Tracer.Configuration.SetTracingLevel("Foo", SourceLevels.All);
Trace.CorrelationManager.ActivityId = Guid.Empty;
var tracer = Tracer.Get("Foo");
var activityId = Guid.Empty;
using (var activity = tracer.StartActivity("Test")) {
activityId = Trace.CorrelationManager.ActivityId;
}
Assert.NotEqual(Guid.Empty, activityId);
// Activity without existing activity in progress equals:
// Data(Start) -> [Event] -> Data(Stop)
listener.Verify(x => x.TraceEvent(
It.IsAny <TraceEventCache> (),
"Foo",
TraceEventType.Start,
It.IsAny <int> (),
It.IsAny <string> (),
It.IsAny <object[]> ()));
listener.Verify(x => x.TraceEvent(
It.IsAny <TraceEventCache> (),
"Foo",
TraceEventType.Stop,
It.IsAny <int> (),
It.IsAny <string> (),
It.IsAny <object[]> ()));
listener.Verify(x => x.TraceTransfer(
It.IsAny <TraceEventCache> (),
"Foo",
It.IsAny <int> (),
It.IsAny <string> (),
It.IsAny <Guid>()),
Times.Never());
}
public void when_tracing_exception_without_args_and_message_with_brackets_then_success()
{
var inMemoryListener = new InMemoryTraceListener();
Tracer.Configuration.AddListener("Foo", inMemoryListener);
Tracer.Configuration.SetTracingLevel("Foo", SourceLevels.All);
var tracer = Tracer.Get("Foo");
var message = "A Foo Exception occurred {1223445}";
tracer.Error(new ApplicationException("Foo Error"), message);
var trace = inMemoryListener.GetTrace();
Assert.False(string.IsNullOrEmpty(trace));
Assert.Contains("Foo Error", trace);
Assert.Contains(message, trace);
}
public void when_tracing_exception_with_xml_then_succeeds()
{
var xml = Path.GetTempFileName();
var inMemoryListener = new InMemoryTraceListener();
var xmlListener = new XmlWriterTraceListener(xml);
var tracerName = MethodBase.GetCurrentMethod().Name;
Tracer.Configuration.AddListener(tracerName, inMemoryListener);
Tracer.Configuration.AddListener(tracerName, xmlListener);
Tracer.Configuration.SetTracingLevel(tracerName, SourceLevels.All);
var tracer = Tracer.Get(tracerName);
tracer.Error(new ApplicationException("Foo Error"), "A Foo Exception occurred");
var trace = inMemoryListener.GetTrace();
Assert.False(string.IsNullOrEmpty(trace));
Assert.Contains("Foo Error", trace);
Assert.Contains("A Foo Exception occurred", trace);
}
public void when_tracing_without_args_then_success()
{
var xml = Path.GetTempFileName();
var inMemoryListener = new InMemoryTraceListener();
var xmlListener = new XmlWriterTraceListener(xml);
var tracerName = MethodBase.GetCurrentMethod().Name;
Tracer.Configuration.AddListener(tracerName, inMemoryListener);
Tracer.Configuration.AddListener(tracerName, xmlListener);
Tracer.Configuration.SetTracingLevel(tracerName, SourceLevels.All);
var tracer = Tracer.Get(tracerName);
var message = "Foo";
tracer.Info(message);
var trace = inMemoryListener.GetTrace();
Assert.False(string.IsNullOrEmpty(trace));
Assert.Contains(message, trace);
}