public void Where_SourceThrowsOnCurrent()
{
IEnumerable <int> source = new ThrowsOnCurrentEnumerator();
Func <int, bool> truePredicate = (value) => true;
var enumerator = source.Where(truePredicate).GetEnumerator();
// Ensure the first MoveNext call throws an exception
Assert.Throws <InvalidOperationException>(() => enumerator.MoveNext());
// Ensure subsequent MoveNext calls succeed
Assert.True(enumerator.MoveNext());
Assert.Equal(2, enumerator.Current);
}
public void Where_SourceThrowsOnCurrent()
{
IEnumerable<int> source = new ThrowsOnCurrentEnumerator();
Func<int, bool> truePredicate = (value) => true;
var enumerator = source.Where(truePredicate).GetEnumerator();
// Ensure the first MoveNext call throws an exception
Assert.Throws<InvalidOperationException>(() => enumerator.MoveNext());
// Ensure subsequent MoveNext calls succeed
Assert.True(enumerator.MoveNext());
Assert.Equal(2, enumerator.Current);
}
