public void LoggingTracerTest()
{
this.SetMessageHandlerImplementation();
using (LoggingTracer tracer = new LoggingTracer())
{
Assert.AreEqual(0, Device.GetInstalledCount());
Assert.AreEqual(1, tracer.LogMessages.Count);
Assert.AreEqual(LogLevel.Warning, tracer.LogMessages[0].LogLevel);
Assert.AreEqual("File", tracer.LogMessages[0].FileName);
Assert.AreEqual(1234, tracer.LogMessages[0].Line);
Assert.AreEqual("Message", tracer.LogMessages[0].Message);
}
// Make sure logging getting called without a logging tracer doesn't cause a failure.
Assert.AreEqual(0, Device.GetInstalledCount());
// Make sure that we can instantiate another logging tracer.
using (LoggingTracer tracer = new LoggingTracer())
{
using (LoggingTracer tracer2 = new LoggingTracer())
{
Assert.AreEqual(0, Device.GetInstalledCount());
Assert.AreEqual(1, tracer2.LogMessages.Count);
}
Assert.AreEqual(1, tracer.LogMessages.Count);
Assert.AreEqual(LogLevel.Warning, tracer.LogMessages[0].LogLevel);
Assert.AreEqual("File", tracer.LogMessages[0].FileName);
Assert.AreEqual(1234, tracer.LogMessages[0].Line);
Assert.AreEqual("Message", tracer.LogMessages[0].Message);
}
}
private static void ThreadProc(int delay, int count)
{
// Make sure that there are calls at times that a thread exists where the tracer isn't active.
Assert.AreEqual(0, Device.GetInstalledCount());
Thread.Sleep(delay);
using (LoggingTracer tracer = new LoggingTracer())
{
for (int i = 0; i < count; ++i)
{
Assert.AreEqual(0, Device.GetInstalledCount());
Thread.Sleep(delay);
}
Assert.AreEqual(count, tracer.LogMessages.Count);
}
Assert.AreEqual(0, Device.GetInstalledCount());
}
