Csharp/C Sharp by API/System.Diagnostics/Debug — различия между версиями
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Admin (обсуждение | вклад) м (1 версия) |
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Текущая версия на 15:13, 26 мая 2010
Debug.Assert
<source lang="csharp"> using System; using System.Diagnostics; using System.Collections; using System.Data; using System.Text; public class MainClass{
public static void Main(){ Debug.Assert(1 == 0,"Error!","Error: 1 == 0"); }
}
</source>
Debug.Fail
<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>
Debug.Listeners
<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>
Debug.WriteLine
<source lang="csharp">
- define DEBUG
using System; using System.Globalization; using System.Diagnostics; class MainClass {
public static void Main() { TextWriterTraceListener tl = new TextWriterTraceListener(Console.Out); Debug.Listeners.Add(tl); Debug.WriteLine("Starting Main()"); Debug.Assert(1 == 2, "1==2"); Debug.WriteLine("Exiting Main()"); }
}
</source>