public void AlignElements_NullDiffSections_ThrowsArgumentNullException()
{
IList <int> collection1 = new int[0];
IList <int> collection2 = new int[0];
IEnumerable <DiffSection> diffSections = null;
IDiffElementAligner <int> aligner = new BasicInsertDeleteDiffElementAligner <int>();
Assert.Throws <ArgumentNullException>(() => Diff.AlignElements(collection1, collection2, diffSections, aligner));
}
public void Align_NullCollection2_ThrowsArgumentNullException()
{
var aligner = new BasicInsertDeleteDiffElementAligner <int>();
IList <int> collection1 = new List <int>();
IList <int> collection2 = null;
Assert.Throws <ArgumentNullException>(() => aligner.Align(collection1, 0, 1, collection2, 0, 1).ToArray());
}
public void Align_ItemsOnlyInCollection2_OutputsInserts()
{
var aligner = new BasicInsertDeleteDiffElementAligner <int>();
IList <int> collection1 = new List <int>();
IList <int> collection2 = new List <int>
{
1,
2,
3
};
var elements = aligner.Align(collection1, 0, collection1.Count, collection2, 0, collection2.Count).ToArray();
CollectionAssert.AreEqual(new[]
{
new DiffElement <int>(null, Option <int> .None, 0, 1, DiffOperation.Insert),
new DiffElement <int>(null, Option <int> .None, 1, 2, DiffOperation.Insert),
new DiffElement <int>(null, Option <int> .None, 2, 3, DiffOperation.Insert),
}, elements);
}
