148 lines
3.1 KiB
C#
148 lines
3.1 KiB
C#
//
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// Access modifiers
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// We use reflection to test that the flags are the correct ones
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//
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using System;
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using System.Reflection;
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[AttributeUsage (AttributeTargets.Class)]
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public class TypeCheckAttribute : Attribute {
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public TypeCheckAttribute ()
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{
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}
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}
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[AttributeUsage (AttributeTargets.Property)]
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public class PropertyCheckAttribute : Attribute {
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public PropertyCheckAttribute ()
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{
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}
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}
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[AttributeUsage (AttributeTargets.Method)]
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public class AccessorCheckAttribute : Attribute {
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MethodAttributes flags;
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public AccessorCheckAttribute (MethodAttributes flags)
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{
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this.flags = flags;
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}
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public MethodAttributes Attributes {
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get {
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return flags;
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}
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}
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}
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public class Test {
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public static int Main (string [] args)
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{
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Type t = typeof (A);
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foreach (PropertyInfo pi in t.GetProperties ()) {
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object [] attrs = pi.GetCustomAttributes (typeof (PropertyCheckAttribute), true);
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if (attrs == null)
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return 0;
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MethodInfo get_accessor, set_accessor;
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get_accessor = pi.GetGetMethod (true);
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set_accessor = pi.GetSetMethod (true);
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if (get_accessor != null)
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CheckFlags (pi, get_accessor);
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if (set_accessor != null)
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CheckFlags (pi, set_accessor);
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}
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return 0;
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}
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static void CheckFlags (PropertyInfo pi, MethodInfo accessor)
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{
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object [] attrs = accessor.GetCustomAttributes (typeof (AccessorCheckAttribute), true);
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if (attrs == null)
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return;
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AccessorCheckAttribute accessor_attr = (AccessorCheckAttribute) attrs [0];
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MethodAttributes accessor_flags = accessor.Attributes;
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if ((accessor_flags & accessor_attr.Attributes) == accessor_attr.Attributes)
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Console.WriteLine ("Test for {0}.{1} PASSED", pi.Name, accessor.Name);
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else {
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string message = String.Format ("Test for {0}.{1} INCORRECT: MethodAttributes should be {2}, but are {3}",
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pi.Name, accessor.Name, accessor_attr.Attributes, accessor_flags);
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throw new Exception (message);
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}
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}
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}
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[TypeCheck]
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public class A {
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const MethodAttributes flags = MethodAttributes.HideBySig |
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MethodAttributes.SpecialName;
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[PropertyCheck]
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public int Value1 {
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[AccessorCheck (flags | MethodAttributes.Public)]
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get {
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return 0;
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}
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[AccessorCheck (flags | MethodAttributes.Public)]
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set {
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}
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}
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[PropertyCheck]
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public int Value2 {
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[AccessorCheck (flags | MethodAttributes.Public)]
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get {
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return 0;
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}
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[AccessorCheck (flags | MethodAttributes.FamORAssem)]
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protected internal set {
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}
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}
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[PropertyCheck]
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public int Value3 {
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[AccessorCheck (flags | MethodAttributes.Public)]
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get {
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return 0;
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}
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[AccessorCheck (flags | MethodAttributes.Family)]
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protected set {
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}
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}
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[PropertyCheck]
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public int Value4 {
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[AccessorCheck (flags | MethodAttributes.Assembly)]
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internal get {
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return 0;
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}
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[AccessorCheck (flags | MethodAttributes.Public)]
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set {
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}
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}
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[PropertyCheck]
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public int Value5 {
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[AccessorCheck (flags | MethodAttributes.Public)]
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get {
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return 0;
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}
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[AccessorCheck (flags | MethodAttributes.Private)]
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private set {
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}
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}
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}
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