mcs/class/corlib/Test/System/IntegerTryParse.cs

   1 using System;
   2
   3 using NUnit.Framework;
   4
   5 namespace MonoTests.System
   6 {
   7 [TestFixture]
   8 public class IntegerTryParse {
   9         [Test]
  10         public void Int8() {
  11                 sbyte i;
  12                 Assert.IsFalse(sbyte.TryParse("128", out i));
  13                 Assert.IsFalse(sbyte.TryParse("-129", out i));
  14         }
  15
  16         [Test]
  17         public void UInt8() {
  18                 byte i;
  19                 Assert.IsFalse(byte.TryParse("256", out i));
  20                 Assert.IsFalse(byte.TryParse("-1", out i));
  21         }
  22
  23         [Test]
  24         public void Int16() {
  25                 short i;
  26                 Assert.IsFalse(short.TryParse("32768", out i));
  27                 Assert.IsFalse(short.TryParse("-32769", out i));
  28         }
  29
  30         [Test]
  31         public void UInt16() {
  32                 ushort i;
  33                 Assert.IsFalse(ushort.TryParse("65536", out i));
  34                 Assert.IsFalse(ushort.TryParse("-1", out i));
  35         }
  36
  37         [Test]
  38         public void Int32() {
  39                 int i;
  40                 Assert.IsFalse(int.TryParse("2147483648", out i));
  41                 Assert.IsFalse(int.TryParse("-2147483649", out i));
  42         }
  43
  44         [Test]
  45         public void UInt32() {
  46                 uint i;
  47                 Assert.IsFalse(uint.TryParse("4294967296", out i));
  48                 Assert.IsFalse(uint.TryParse("-1", out i));
  49         }
  50
  51         [Test]
  52         public void Int64() {
  53                 long i;
  54                 Assert.IsFalse(long.TryParse("9223372036854775808", out i));
  55                 Assert.IsFalse(long.TryParse("-9223372036854775809", out i));
  56         }
  57
  58         [Test]
  59         public void UInt64() {
  60                 ulong i;
  61                 Assert.IsFalse(ulong.TryParse("18446744073709551616", out i));
  62                 Assert.IsFalse(ulong.TryParse("-1", out i));
  63         }
  64 }
  65 }