public void BufferedEnumTest()
{
const string seq = "ronnie";
using (var it = new BufferedEnumerator<char>(seq.GetEnumerator()))
{
Assert.AreEqual(default(char), it.Current);
while (it.MoveNext()) { }
Assert.AreEqual('e', it.Current);
it.MovePrevious();
Assert.AreEqual('i', it.Current);
while (it.MovePrevious()) { }
CollectionAssert.AreEqual(seq, it.AsEnumerable());
Assert.False(it.MoveNext());
}
}
public void BufferedEnumTest()
{
const string seq = "ronnie";
using (var it = new BufferedEnumerator <char>(seq.GetEnumerator()))
{
Assert.AreEqual(default(char), it.Current);
while (it.MoveNext())
{
}
Assert.AreEqual('e', it.Current);
it.MovePrevious();
Assert.AreEqual('i', it.Current);
while (it.MovePrevious())
{
}
CollectionAssert.AreEqual(seq, it.AsEnumerable());
Assert.False(it.MoveNext());
}
}
public void Test_Enumeration_Normal()
{
for (var i = 0; i < 100; i++)
{
// Arrange
_fetchCount = 0;
// Act + Assert
Assert.True(_enumerator.MoveNext(), $"MoveNext() failed for i={i}");
Assert.Equal(1, _fetchCount);
Assert.Equal(i, _enumerator.Current);
}
Assert.False(_fetchEndOfList);
Assert.False(_enumerator.MoveNext());
Assert.True(_fetchEndOfList);
}