mcs/class/corlib/Test/System/UInt64Test.cs

   1 // UInt64Test.cs - NUnit Test Cases for the System.UInt64 struct
   2 //
   3 // Mario Martinez (mariom925@home.om)
   4 //
   5 // (C) Ximian, Inc.  http://www.ximian.com
   6 //
   7
   8 using NUnit.Framework;
   9 using System;
  10 using System.Globalization;
  11
  12 namespace MonoTests.System
  13 {
  14
  15 public class UInt64Test : TestCase
  16 {
  17         private const UInt64 MyUInt64_1 = 42;
  18         private const UInt64 MyUInt64_2 = 0;
  19         private const UInt64 MyUInt64_3 = 18446744073709551615;
  20         private const string MyString1 = "42";
  21         private const string MyString2 = "0";
  22         private const string MyString3 = "18446744073709551615";
  23         private string[] Formats1 = {"c", "d", "e", "f", "g", "n", "p", "x" };
  24         private string[] Formats2 = {"c5", "d5", "e5", "f5", "g5", "n5", "p5", "x5" };
  25         private string[] Results1 = {NumberFormatInfo.CurrentInfo.CurrencySymbol+"0.00",
  26                                         "0", "0.000000e+000", "0.00",
  27                                         "0", "0.00", "0.00 %", "0"};
  28         private string[] ResultsNfi1 = {NumberFormatInfo.InvariantInfo.CurrencySymbol+"0.00",
  29                                         "0", "0.000000e+000", "0.00",
  30                                         "0", "0.00", "0.00 %", "0"};
  31         private string[] Results2 = {NumberFormatInfo.CurrentInfo.CurrencySymbol+"18,446,744,073,709,551,615.00000",
  32                                         "18446744073709551615", "1.84467e+019", "18446744073709551615.00000",
  33                                         "1.8447e+19", "18,446,744,073,709,551,615.00000",
  34                                         "1,844,674,407,370,955,161,500.00000 %", "ffffffffffffffff"};
  35         private string[] ResultsNfi2 = {NumberFormatInfo.InvariantInfo.CurrencySymbol+"18,446,744,073,709,551,615.00000",
  36                                         "18446744073709551615", "1.84467e+019", "18446744073709551615.00000",
  37                                         "1.8447e+19", "18,446,744,073,709,551,615.00000",
  38                                         "1,844,674,407,370,955,161,500.00000 %", "ffffffffffffffff"};
  39
  40         private NumberFormatInfo Nfi = NumberFormatInfo.InvariantInfo;
  41
  42         public UInt64Test(string name) : base(name) {}
  43
  44         protected override void SetUp()
  45         {
  46         }
  47
  48         public static ITest Suite {
  49                 get {
  50                         return new TestSuite(typeof(UInt64Test));
  51                 }
  52         }
  53
  54         public void TestMinMax()
  55         {
  56
  57                 AssertEquals(UInt64.MinValue, MyUInt64_2);
  58                 AssertEquals(UInt64.MaxValue, MyUInt64_3);
  59         }
  60
  61         public void TestCompareTo()
  62         {
  63                 Assert(MyUInt64_3.CompareTo(MyUInt64_2) > 0);
  64                 Assert(MyUInt64_2.CompareTo(MyUInt64_2) == 0);
  65                 Assert(MyUInt64_1.CompareTo((UInt64)(42)) == 0);
  66                 Assert(MyUInt64_2.CompareTo(MyUInt64_3) < 0);
  67                 try {
  68                         MyUInt64_2.CompareTo((Int16)100);
  69                         Fail("Should raise a System.ArgumentException");
  70                 }
  71                 catch (Exception e) {
  72                         Assert(typeof(ArgumentException) == e.GetType());
  73                 }
  74         }
  75
  76         public void TestEquals()
  77         {
  78                 Assert(MyUInt64_1.Equals(MyUInt64_1));
  79                 Assert(MyUInt64_1.Equals((UInt64)(42)));
  80                 Assert(MyUInt64_1.Equals((SByte)(42)) == false);
  81                 Assert(MyUInt64_1.Equals(MyUInt64_2) == false);
  82         }
  83
  84         public void TestGetHashCode()
  85         {
  86                 try {
  87                         MyUInt64_1.GetHashCode();
  88                         MyUInt64_2.GetHashCode();
  89                         MyUInt64_3.GetHashCode();
  90                 }
  91                 catch {
  92                         Fail("GetHashCode should not raise an exception here");
  93                 }
  94         }
  95
  96         public void TestParse()
  97         {
  98                 //test Parse(string s)
  99                 Assert(MyUInt64_1 == UInt64.Parse(MyString1));
 100                 Assert(MyUInt64_2 == UInt64.Parse(MyString2));
 101                 Assert(MyUInt64_3 == UInt64.Parse(MyString3));
 102                 try {
 103                         UInt64.Parse(null);
 104                         Fail("Should raise a ArgumentNullException");
 105                 }
 106                 catch (Exception e) {
 107                         Assert(typeof(ArgumentNullException) == e.GetType());
 108                 }
 109                 try {
 110                         UInt64.Parse("not-a-number");
 111                         Fail("Should raise a System.FormatException");
 112                 }
 113                 catch (Exception e) {
 114                         Assert(typeof(FormatException) == e.GetType());
 115                 }
 116                 //test Parse(string s, NumberStyles style)
 117                 try {
 118                         double OverInt = (double)UInt64.MaxValue + 1;
 119                         UInt64.Parse(OverInt.ToString(), NumberStyles.Float);
 120                         Fail("Should raise a OverflowException");
 121                 }
 122                 catch (Exception e) {
 123                         Assert(typeof(OverflowException) == e.GetType());
 124                 }
 125                 try {
 126                         double OverInt = (double)UInt64.MaxValue + 1;
 127                         UInt64.Parse(OverInt.ToString(), NumberStyles.Integer);
 128                         Fail("Should raise a System.FormatException");
 129                 }
 130                 catch (Exception e) {
 131                         Assert(typeof(FormatException) == e.GetType());
 132                 }
 133                 Assert(42 == UInt64.Parse(" $42 ", NumberStyles.Currency));
 134                 try {
 135                         UInt64.Parse("$42", NumberStyles.Integer);
 136                         Fail("Should raise a FormatException");
 137                 }
 138                 catch (Exception e) {
 139                         Assert(typeof(FormatException) == e.GetType());
 140                 }
 141                 //test Parse(string s, IFormatProvider provider)
 142                 Assert(42 == UInt64.Parse(" 42 ", Nfi));
 143                 try {
 144                         UInt64.Parse("%42", Nfi);
 145                         Fail("Should raise a System.FormatException");
 146                 }
 147                 catch (Exception e) {
 148                         Assert(typeof(FormatException) == e.GetType());
 149                 }
 150                 //test Parse(string s, NumberStyles style, IFormatProvider provider)
 151                 Assert(16 == UInt64.Parse(" 10 ", NumberStyles.HexNumber, Nfi));
 152                 try {
 153                         UInt64.Parse("$42", NumberStyles.Integer, Nfi);
 154                         Fail("Should raise a System.FormatException");
 155                 }
 156                 catch (Exception e) {
 157                         Assert(typeof(FormatException) == e.GetType());
 158                 }
 159         }
 160
 161         public void TestToString()
 162         {
 163                 //test ToString()
 164                 AssertEquals(MyString1, MyUInt64_1.ToString());
 165                 AssertEquals(MyString2, MyUInt64_2.ToString());
 166                 AssertEquals(MyString3, MyUInt64_3.ToString());
 167                 //test ToString(string format)
 168                 for (int i=0; i < Formats1.Length; i++) {
 169                         AssertEquals(Results1[i], MyUInt64_2.ToString(Formats1[i]));
 170                         AssertEquals(Results2[i], MyUInt64_3.ToString(Formats2[i]));
 171                 }
 172                 //test ToString(string format, IFormatProvider provider);
 173                 for (int i=0; i < Formats1.Length; i++) {
 174                         AssertEquals(ResultsNfi1[i], MyUInt64_2.ToString(Formats1[i], Nfi));
 175                         AssertEquals(ResultsNfi2[i], MyUInt64_3.ToString(Formats2[i], Nfi));
 176                 }
 177                 try {
 178                         MyUInt64_1.ToString("z");
 179                         Fail("Should raise a System.FormatException");
 180                 }
 181                 catch (Exception e) {
 182                         Assert(typeof(FormatException) == e.GetType());
 183                 }
 184         }
 185 }
 186
 187 }