public void InnerExceptionTest()
{
_loggingService = new LoggingService();
_loggingService.Initialise(1000000);
_loggingService.Recycle();
Thread.Sleep(1000);// Ensure unique archive file name!
var ex7 = new ApplicationException("Ex_Seventh");
var ex6 = new ApplicationException("Ex_Sixth", ex7);
var ex5 = new ApplicationException("Ex_Fifth", ex6);
var ex4 = new ApplicationException("Ex_Fourth", ex5);
var ex3 = new ApplicationException("Ex_Third", ex4);
var ex2 = new ApplicationException("Ex_Second", ex3);
var ex1 = new ApplicationException("Ex_First", ex2);
_loggingService.Error(ex1);
var logs = _loggingService.ListLogFile();
// Only log down to 5 inner exceptions
Assert.IsTrue(logs.Any(item => item.ErrorMessage.Contains("Ex_Fifth")));
Assert.IsTrue(logs.Any(item => item.ErrorMessage.Contains("Ex_Fourth")));
Assert.IsTrue(logs.Any(item => item.ErrorMessage.Contains("Ex_Third")));
Assert.IsTrue(logs.Any(item => item.ErrorMessage.Contains("Ex_Second")));
Assert.IsTrue(logs.Any(item => item.ErrorMessage.Contains("Ex_First")));
Assert.IsTrue(logs.Any(item => item.ErrorMessage.Contains("Ex_Sixth")));
Assert.IsFalse(logs.Any(item => item.ErrorMessage.Contains("Ex_Seventh")));
}
public void ThreadingTest()
{
_loggingService = new LoggingService();
_loggingService.Initialise(1000000);
Thread.Sleep(1000);// Ensure unique archive file name!
_loggingService.Recycle();
// Test that many threads compete
var t1 = new Thread(DoIt);
var t2 = new Thread(DoIt);
var t3 = new Thread(DoIt);
var t4 = new Thread(DoIt);
var t5 = new Thread(DoIt);
var t6 = new Thread(DoIt);
var t7 = new Thread(DoIt);
var t8 = new Thread(DoIt);
var t9 = new Thread(DoIt);
var t10 = new Thread(DoIt);
var t11 = new Thread(DoIt);
var t12 = new Thread(DoIt);
t1.Start("one");
t2.Start("two");
t3.Start("three");
t4.Start("four");
t5.Start("five");
t6.Start("six");
t7.Start("seven");
t8.Start("eight");
t9.Start("nine");
t10.Start("ten");
t11.Start("eleven");
t12.Start("twelve");
// Allow some time for the threads to complete
Thread.Sleep(5000);
var logs = _loggingService.ListLogFile();
Assert.IsTrue(logs.Count == 12);
// Use of "Any" because threads and locks etc mean the completion of the logs is unpredictable
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "one"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "two"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "three"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "four"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "five"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "six"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "seven"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "eight"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "nine"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "ten"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "eleven"));
Assert.IsTrue(logs.Any(item => item.ErrorMessage == "twelve"));
}
public void ExceptionTest()
{
// Test without inner exceptions
_loggingService = new LoggingService();
_loggingService.Initialise(1000000);
_loggingService.Recycle();
Thread.Sleep(1000);// Ensure unique archive file name!
var ex1 = new ApplicationException("Ex_First");
_loggingService.Error(ex1);
var logs = _loggingService.ListLogFile();
Assert.IsTrue(logs.Count == 1);
// Only log down to 5 inner exceptions
Assert.IsFalse(logs.Any(item => item.ErrorMessage.Contains("INNER EXCEPTION:")));
Assert.IsTrue(logs.Any(item => item.ErrorMessage.Contains("Ex_First")));
}
public void RecycleTest()
{
// Test that the file recycles
// Set the size
_loggingService = new LoggingService();
_loggingService.Initialise(114); // Allows two lines
_loggingService.Recycle();
Thread.Sleep(1000);// Ensure unique archive file name!
// Each line looks like this: "01/10/2012 13:49:01 | mscorlib.dll | InvokeMethod | 9ABC"
_loggingService.Error("1234");
_loggingService.Error("5678");
// At this point have two lines before recycling
var logs = _loggingService.ListLogFile();
Assert.IsTrue(logs.Count == 2);
// Add another line - will tip over the recycling point
_loggingService.Error("9ABC");
logs = _loggingService.ListLogFile();
Assert.IsTrue(logs.Count == 1);
}