public static void TestIt()
{
string listened = null;
DelegateTraceListener listener = new DelegateTraceListener("Test Listener", (string message) => { listened = message; });
listener.Write(1);
Assert.That(listened, Is.Null, "The listener should buffer until a new line is received.");
listener.WriteLine(String.Empty);
Assert.That(listened, Is.EqualTo("1" + Environment.NewLine), "The buffer should be emptied as soon as a New Line is received.");
listener.Write("Hello" + Environment.NewLine + "New World");
Assert.That(listened, Is.EqualTo("Hello" + Environment.NewLine), "The buffer should contain text up to the last new line but not more.");
}
public static void TestLoggingListenerAndLevels()
{
string listenerMessage = null;
DelegateTraceListener traceListener = new DelegateTraceListener("AxCryptTestListener", (string message) =>
{
listenerMessage = (listenerMessage ?? String.Empty) + message;
});
Trace.Listeners.Add(traceListener);
try
{
OS.Log.SetLevel(LogLevel.Fatal);
listenerMessage = null;
OS.Log.LogDebug("Verbose" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is off, Verbose logging should not generate a message.");
listenerMessage = null;
OS.Log.LogInfo("Info" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is off, Info logging should not generate a message.");
listenerMessage = null;
OS.Log.LogWarning("Warning" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is off, Warning logging should not generate a message.");
listenerMessage = null;
OS.Log.LogError("Error" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is off, Error logging should not generate a message.");
OS.Log.SetLevel(LogLevel.Error);
listenerMessage = null;
OS.Log.LogDebug("Verbose" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is Error, Verbose logging should not generate a message.");
listenerMessage = null;
OS.Log.LogInfo("Info" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is Error, Info logging should not generate a message.");
listenerMessage = null;
OS.Log.LogWarning("Warning" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is Error, Warning logging should not generate a message.");
listenerMessage = null;
OS.Log.LogFatal("Fatal" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Fatal"), "When logging is Error, Fatal logging should generate a message.");
listenerMessage = null;
OS.Log.LogError("Error" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Error"), "When logging is Error, Error logging should generate a message.");
OS.Log.SetLevel(LogLevel.Warning);
listenerMessage = null;
OS.Log.LogDebug("Verbose" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is Warning, Verbose logging should not generate a message.");
listenerMessage = null;
OS.Log.LogInfo("Info" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is Warning, Info logging should not generate a message.");
listenerMessage = null;
OS.Log.LogWarning("Warning" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Warning"), "When logging is Warning, Warning logging should generate a message.");
listenerMessage = null;
OS.Log.LogError("Error" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Error"), "When logging is Warning, Error logging should generate a message.");
OS.Log.SetLevel(LogLevel.Info);
listenerMessage = null;
OS.Log.LogDebug("Verbose" + Environment.NewLine);
Assert.That(listenerMessage, Is.EqualTo(null), "When logging is Info, Verbose logging should not generate a message.");
listenerMessage = null;
OS.Log.LogInfo("Info" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Info"), "When logging is Info, Info logging should generate a message.");
listenerMessage = null;
OS.Log.LogWarning("Warning" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Warning"), "When logging is Info, Warning logging should generate a message.");
listenerMessage = null;
OS.Log.LogError("Error" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Error"), "When logging is Info, Error logging should generate a message.");
OS.Log.SetLevel(LogLevel.Debug);
listenerMessage = null;
OS.Log.LogDebug("Verbose" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Verbose"), "When logging is Verbose, Verbose logging should generate a message.");
listenerMessage = null;
OS.Log.LogInfo("Info" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Info"), "When logging is Verbose, Info logging should generate a message.");
listenerMessage = null;
OS.Log.LogWarning("Warning" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Warning"), "When logging is Verbose, Warning logging should generate a message.");
listenerMessage = null;
OS.Log.LogError("Error" + Environment.NewLine);
Assert.That(listenerMessage.Contains("Error"), "When logging is Verbose, Error logging should generate a message.");
}
finally
{
Trace.Listeners.Remove(traceListener);
}
}
