コード例 #1
0
        public void Copy()
        {
            IntPtr nscopying = Runtime.GetProtocol("NSCopying");

            Assert.That(nscopying, Is.Not.EqualTo(IntPtr.Zero), "NSCopying");

            IntPtr nsmutablecopying = Runtime.GetProtocol("NSMutableCopying");

            Assert.That(nsmutablecopying, Is.Not.EqualTo(IntPtr.Zero), "NSMutableCopying");

            // NSObject does not conform to NSCopying
            using (var o = new NSObject()) {
                Assert.False(o.ConformsToProtocol(nscopying), "NSObject/NSCopying");
                Assert.False(o.ConformsToProtocol(nsmutablecopying), "NSObject/NSMutableCopying");
            }

            // NSNumber conforms to NSCopying - but not NSMutableCopying
            using (var n = new NSNumber(-1)) {
                Assert.True(n.ConformsToProtocol(nscopying), "NSNumber/NSCopying");
                using (var xn = n.Copy()) {
                    Assert.NotNull(xn, "NSNumber/Copy/NotNull");
                    Assert.AreSame(n, xn, "NSNumber/Copy/NotSame");
                }
                Assert.False(n.ConformsToProtocol(nsmutablecopying), "NSNumber/NSMutableCopying");
            }

            // NSMutableString conforms to NSCopying - but not NSMutableCopying
            using (var s = new NSMutableString(1)) {
                Assert.True(s.ConformsToProtocol(nscopying), "NSMutableString/NSCopying");
                using (var xs = s.Copy()) {
                    Assert.NotNull(xs, "NSMutableString/Copy/NotNull");
                    Assert.AreNotSame(s, xs, "NSMutableString/Copy/NotSame");
                }
                Assert.True(s.ConformsToProtocol(nsmutablecopying), "NSMutableString/NSMutableCopying");
                using (var xs = s.MutableCopy()) {
                    Assert.NotNull(xs, "NSMutableString/MutableCopy/NotNull");
                    Assert.AreNotSame(s, xs, "NSMutableString/MutableCopy/NotSame");
                }
            }
        }