mcs/class/corlib/Test/System.Globalization/CompareInfoTest.cs

   1 // CompareInfoTest.cs - NUnit Test Cases for the
   2 // System.Globalization.CompareInfo class
   3 //
   4 // Dick Porter <dick@ximian.com>
   5 //
   6 // (C) 2003 Novell, Inc.  http://www.ximian.com
   7 //
   8
   9 using NUnit.Framework;
  10 using System;
  11 using System.Globalization;
  12
  13 namespace MonoTests.System.Globalization
  14 {
  15
  16 [TestFixture]
  17 public class CompareInfoTest : Assertion
  18 {
  19         public CompareInfoTest() {}
  20
  21         [Test]
  22         public void Compare()
  23         {
  24                 string s1 = "foo";
  25
  26                 AssertEquals ("Compare two empty strings", 0, CultureInfo.InvariantCulture.CompareInfo.Compare ("", ""));
  27                 AssertEquals ("Compare string with empty string", 1, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, ""));
  28                 AssertEquals ("Compare empty string with string", -1, CultureInfo.InvariantCulture.CompareInfo.Compare ("", s1));
  29
  30                 AssertEquals ("Compare two empty strings, with 0 offsets", 0, CultureInfo.InvariantCulture.CompareInfo.Compare ("", 0, "", 0));
  31                 AssertEquals ("Compare string with empty string, with 0 offsets", 1, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, 0, "", 0));
  32                 AssertEquals ("Compare empty string with string, with 0 offsets", -1, CultureInfo.InvariantCulture.CompareInfo.Compare ("", 0, s1, 0));
  33
  34                 AssertEquals ("Compare two empty strings, with 0 offsets and specified lengths", 0, CultureInfo.InvariantCulture.CompareInfo.Compare ("", 0, "".Length, "", 0, "".Length));
  35                 AssertEquals ("Compare string with empty string, with 0 offsets and specified lengths", 1, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, 0, s1.Length, "", 0, "".Length));
  36                 AssertEquals ("Compare empty string with string, with 0 offsets and specified lengths", -1, CultureInfo.InvariantCulture.CompareInfo.Compare ("", 0, "".Length, s1, 0, s1.Length));
  37
  38                 AssertEquals ("Compare two strings, with offsets == string lengths", 0, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, s1.Length, s1, s1.Length));
  39                 AssertEquals ("Compare two strings, with first offset == string length", -1, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, s1.Length, s1, 0));
  40                 AssertEquals ("Compare two strings, with second offset == string length", 1, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, 0, s1, s1.Length));
  41
  42                 AssertEquals ("Compare two strings, with zero lengths", 0, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, 0, 0, s1, 0, 0));
  43                 AssertEquals ("Compare two strings, with first length zero", -1, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, 0, 0, s1, 0, s1.Length));
  44                 AssertEquals ("Compare strings, with second length zero", 1, CultureInfo.InvariantCulture.CompareInfo.Compare (s1, 0, s1.Length, s1, 0, 0));
  45
  46         }
  47 }
  48
  49 }