Csharp/C Sharp/Development Class/Assert Debug
Defensive Programming:Asserts
<source lang="csharp"> // compile with: csc /r:system.dll file_1.cs using System; using System.Diagnostics; class MyClass {
public MyClass(int i) { this.i = i; } [Conditional("DEBUG")] public void VerifyState() { Debug.Assert(i == 0, "Bad State"); } int i = 0;
} public class DefensiveProgrammingAsserts {
public static void Main() { Debug.Listeners.Clear(); Debug.Listeners.Add(new TextWriterTraceListener(Console.Out)); MyClass c = new MyClass(1); c.VerifyState(); }
}
</source>
Use Debug fail method
<source lang="csharp"> using System; using System.Collections; using System.Diagnostics; class Class1 {
static void Main(string[] args) { Debug.Fail("Fail Message", "An unexpected exception has been thrown.\n\n"); }
}
</source>