Assert.IsNotNull (frame2.GetFileName (), "File name not null");
Assert.IsTrue (frame2.GetFileName ().Length != 0, "File name not empty");
Assert.IsTrue (frame2.GetFileName ().EndsWith ("StackFrameTest.cs"),
Assert.IsNotNull (frame2.GetFileName (), "File name not null");
Assert.IsTrue (frame2.GetFileName ().Length != 0, "File name not empty");
Assert.IsTrue (frame2.GetFileName ().EndsWith ("StackFrameTest.cs"),