public void Align_MinorDifferencesInMiddleLine_ReturnsPerfectlyAlignedElements()
{
var c1 = new[]
{
"Line 1",
"Line 2",
null,
"Line 3"
};
var c2 = new[]
{
"Line 1",
"Line+2",
null,
"Line 3"
};
var aligner = new StringSimilarityDiffElementAligner();
var elements = aligner.Align(c1, 0, c1.Length, c2, 0, c2.Length).ToArray();
CollectionAssert.AreEqual(new[]
{
new DiffElement <string>(0, "Line 1", 0, "Line 1", DiffOperation.Modify),
new DiffElement <string>(1, "Line 2", 1, "Line+2", DiffOperation.Modify),
new DiffElement <string>(2, null, 2, null, DiffOperation.Modify),
new DiffElement <string>(3, "Line 3", 3, "Line 3", DiffOperation.Modify),
}, elements);
}
public void Align_MajorDifferencesInMiddleLine_ReturnsPerfectlyAlignedElements()
{
var c1 = new[]
{
"Line 1",
"Line 2",
"Line 3"
};
var c2 = new[]
{
"Line 1",
"Something else",
"Line 3"
};
var aligner = new StringSimilarityDiffElementAligner();
var elements = aligner.Align(c1, 0, c1.Length, c2, 0, c2.Length).ToArray();
CollectionAssert.AreEqual(new[]
{
new DiffElement <string>(0, "Line 1", 0, "Line 1", DiffOperation.Modify),
new DiffElement <string>(1, "Line 2", null, Option <string> .None, DiffOperation.Delete),
new DiffElement <string>(null, Option <string> .None, 1, "Something else", DiffOperation.Insert),
new DiffElement <string>(2, "Line 3", 2, "Line 3", DiffOperation.Modify),
}, elements);
}
public void Align_NullCollection2_ThrowsArgumentNullException()
{
var aligner = new StringSimilarityDiffElementAligner();
Assert.Throws <ArgumentNullException>(() => aligner.Align(new List <string>(), 0, 1, null, 0, 1));
}