public void BufferedEnumeratorTakingMoreThanBufferSizeQueriesSourceMoreThanOnce()
{
// Arrange
var state = new BufferedEnumerable<int>.QueryState<int>(5);
var query = Enumerable.Range(0, 10000).AsQueryable();
var e = new BufferedEnumerable<int>.BufferedEnumerator<int>(state, query, 5);
e.Reset();
// Act
for (int i = 0; i < 6; i++) {
e.MoveNext();
}
// Assert
Assert.AreEqual(10, state.Cache.Count);
}
public void IfNoMoreItemsInSourceSetsIsEmpty()
{
// Arrange
var state = new BufferedEnumerable<int>.QueryState<int>(5);
var query = Enumerable.Range(0, 5).AsQueryable();
var e = new BufferedEnumerable<int>.BufferedEnumerator<int>(state, query, 1);
e.Reset();
// Act
for (int i = 0; i < 5; i++) {
e.MoveNext();
}
// Assert
Assert.IsTrue(e.IsEmpty);
Assert.AreEqual(5, state.Cache.Count);
}
public void BufferedEnumeratorTakingMoreThanBufferSizeQueriesSourceMoreThanOnce()
{
// Arrange
var state = new BufferedEnumerable <int> .QueryState <int>(5);
var query = Enumerable.Range(0, 10000).AsQueryable();
var e = new BufferedEnumerable <int> .BufferedEnumerator <int>(state, query, 5);
e.Reset();
// Act
for (int i = 0; i < 6; i++)
{
e.MoveNext();
}
// Assert
Assert.Equal(10, state.Cache.Count);
}
public void IfNoMoreItemsInSourceSetsIsEmpty()
{
// Arrange
var state = new BufferedEnumerable <int> .QueryState <int>(5);
var query = Enumerable.Range(0, 5).AsQueryable();
var e = new BufferedEnumerable <int> .BufferedEnumerator <int>(state, query, 1);
e.Reset();
// Act
for (int i = 0; i < 5; i++)
{
e.MoveNext();
}
// Assert
Assert.True(e.IsEmpty);
Assert.Equal(5, state.Cache.Count);
}
