private void diffTest(string a, string b)
{
var diff = Ut.Diff(a, b);
var a2 = diff.Where(x => x.Item2 != DiffOp.Ins).Select(x => x.Item1.ToString()).JoinString();
Assert.AreEqual(a2, a);
var b2 = diff.Where(x => x.Item2 != DiffOp.Del).Select(x => x.Item1.ToString()).JoinString();
Assert.AreEqual(b2, b);
}
public void DiffTestPredicate()
{
var a = "abcdef";
var b = "aXcdeY";
var diff = Ut.Diff(a, b, predicate: c => c != 'd');
var a2 = diff.Where(x => x.Item2 != DiffOp.Ins).Select(x => x.Item1.ToString()).JoinString();
Assert.AreEqual(a2, a);
var b2 = diff.Where(x => x.Item2 != DiffOp.Del).Select(x => x.Item1.ToString()).JoinString();
Assert.AreEqual(b2, b);
}
public void DiffTestPostprocessor()
{
var a = "abcdef";
var b = "aXcdeY";
var diff = Ut.Diff(a, b, postProcessor: (aa, bb) =>
{
bool one = aa.SequenceEqual(new char[] { 'b' });
bool two = aa.SequenceEqual(new char[] { 'f' });
Assert.That(one || two);
if (one)
{
Assert.That(bb.SequenceEqual(new char[] { 'X' }));
}
else
{
Assert.That(bb.SequenceEqual(new char[] { 'Y' }));
}
return(aa.Select(c => (c, DiffOp.Del)).Concat(bb.Select(c => (c, DiffOp.Ins))));
});
