public void SortedEnumerable_RepeatWithDelegate_EnumeratesRepeatedItem()
{
int source = 13;
ISortedEnumerable <int> result = SortedEnumerableSource.Repeat(source, (x, y) => Comparer <int> .Default.Compare(y, x), 3);
Assert.IsTrue(result.SequenceEqual(new[] { 13, 13, 13 }), "Item should be repeated.");
}
public void SortedEnumerable_Repeat_EnumeratesRepeatedItem()
{
int source = 13;
ISortedEnumerable <int> result = SortedEnumerableSource.Repeat(source, 3);
Assert.IsTrue(result.SequenceEqual(new[] { 13, 13, 13 }), "Item should be repeated.");
}
public void SortedEnumerable_ReturnWithComparer_EnumeratesSingleItem()
{
int source = 13;
ISortedEnumerable <int> result = SortedEnumerableSource.Return(source, Comparer <int> .Default);
Assert.IsTrue(result.SequenceEqual(new[] { 13 }), "Item should be enumerated.");
}
public void SortedDictionary_AsSorted_EnumeratesIdenticalSequence()
{
SortedDictionary <int, string> source = new SortedDictionary <int, string>();
source.Add(0, "a");
source.Add(1, "c");
source.Add(2, "b");
ISortedEnumerable <KeyValuePair <int, string> > result = source.AsSorted();
Assert.IsTrue(result.SequenceEqual(new[] { new KeyValuePair <int, string>(0, "a"), new KeyValuePair <int, string>(1, "c"), new KeyValuePair <int, string>(2, "b") }), "AsSorted should not change the sequence.");
Assert.AreEqual(0, result.IndexOf(new KeyValuePair <int, string>(0, "a")), "Could not find item in sorted dictionary.");
}
public void SortedEnumerable_EmptyWithDelegate_IsEmpty()
{
ISortedEnumerable <string> sorted = SortedEnumerableSource.Empty <string>((x, y) => StringComparer.InvariantCultureIgnoreCase.Compare(y, x));
Assert.IsTrue(sorted.SequenceEqual(new string[] { }), "Empty should be empty.");
}
public void SortedEnumerable_Empty_IsEmpty()
{
ISortedEnumerable <string> sorted = SortedEnumerableSource.Empty <string>();
Assert.IsTrue(sorted.SequenceEqual(new string[] { }), "Empty should be empty.");
}