Exemplo n.º 1
0
        public void DefaultComparerOfTypeIsUsedRegardlessOfCollection()
        {
            ICollection <string> set = HashSetProvider.NewHashSet <string>(
                StringComparer.OrdinalIgnoreCase, "abc");

            Assert.IsTrue(set.Contains("ABC"));
            Assert.AreEqual(1, set.Count);
            Assert.IsFalse(set.SequenceEqual(new[] { "ABC" }));
        }
        public void SetWithDifferentComparer()
        {
            ICollection <string> sourceAsCollection = HashSetProvider.NewHashSet
                                                          (StringComparer.OrdinalIgnoreCase, "foo", "bar", "baz");
            IEnumerable <string> sourceAsSequence = sourceAsCollection;

            Assert.IsTrue(sourceAsCollection.Contains("BAR"));
            Assert.IsTrue(sourceAsSequence.Contains("BAR")); // This is the line that concerns me
            Assert.IsFalse(sourceAsSequence.Contains("BAR", null));
            Assert.IsFalse(sourceAsSequence.Contains("BAR", StringComparer.Ordinal));
        }