System.Collections.CaseInsensitiveComparer.Compare C# (CSharp) Méthode

        public int Compare(object a, object b) { throw null; }
    }

		public void TestCompare_Culture ()
		{
			CultureInfo originalCulture = Thread.CurrentThread.CurrentCulture;

			try {
				Thread.CurrentThread.CurrentCulture = new CultureInfo ("tr-TR");

				// the default ctor is initialized using Thread.CurrentCulture
				CaseInsensitiveComparer cic = new CaseInsensitiveComparer ();
				Assert.AreEqual (-1, cic.Compare ("I", "i"), "#A1");
				Assert.AreEqual (0, cic.Compare ("A", "a"), "#A2");

				// changing the current culture does not affect an already
				// initialized CaseInsensitiveComparer
				Thread.CurrentThread.CurrentCulture = new CultureInfo ("nl-BE");
				Assert.AreEqual (-1, cic.Compare ("I", "i"), "#B1");
				Assert.AreEqual (0, cic.Compare ("A", "a"), "#B2");

				// but it does affect new instances
				cic = new CaseInsensitiveComparer ();
				Assert.AreEqual (0, cic.Compare ("I", "i"), "#C1");
				Assert.AreEqual (0, cic.Compare ("A", "a"), "#C2");

				// if the culture is explicitly set, then the thread culture is
				// ignored
				cic = new CaseInsensitiveComparer (new CultureInfo ("tr-TR"));
				Assert.AreEqual (-1, cic.Compare ("I", "i"), "#D1");
				Assert.AreEqual (0, cic.Compare ("A", "a"), "#D2");
			} finally {
				// restore original culture
				Thread.CurrentThread.CurrentCulture = originalCulture;
			}
		}