public void First()
{
var m_iterable = new Mock <IEnumerable <int[]> >(); var iterable = m_iterable.Object;
var m_iterator = new Mock <IEnumerator <int[]> >(); var iterator = m_iterator.Object;
m_iterable.Setup(n => n.GetEnumerator()).Returns(iterator);
m_iterator.SetupSequence(n => n.MoveNext()).Returns(true).Returns(true).Returns(false);
int[] p1 = Array.Empty <int>();
int[] p2 = Array.Empty <int>();
m_iterator.SetupSequence(n => n.Current).Returns(p1).Returns(p2);
Mappings ms = new Mappings(new Mock <IAtomContainer>().Object, new Mock <IAtomContainer>().Object, iterable);
Assert.AreSame(p1, ms.First());
}
