public void CompareControlNonNullTestNull()
{
AbstractDifferenceEngine d = DifferenceEngine;
d.DifferenceEvaluator = ResultGrabber;
Assert.AreEqual(Wrap(ComparisonResult.DIFFERENT),
d.Compare(new Comparison(ComparisonType.HAS_DOCTYPE_DECLARATION,
null, null, "", null,
null, null, null, null)));
Assert.AreEqual(ComparisonResult.DIFFERENT, outcome);
}
public void CompareTwoNulls()
{
AbstractDifferenceEngine d = DifferenceEngine;
d.DifferenceEvaluator = ResultGrabber;
Assert.AreEqual(Wrap(ComparisonResult.EQUAL),
d.Compare(new Comparison(ComparisonType.HAS_DOCTYPE_DECLARATION,
null, null, null, null,
null, null, null, null)));
Assert.AreEqual(ComparisonResult.EQUAL, outcome);
}
public void CompareTwoDifferentNonNulls()
{
AbstractDifferenceEngine d = DifferenceEngine;
d.DifferenceEvaluator = ResultGrabber;
Assert.AreEqual(Wrap(ComparisonResult.DIFFERENT),
d.Compare(new Comparison(ComparisonType.HAS_DOCTYPE_DECLARATION,
null, null,
Convert.ToInt16("1"), null,
null, null,
Convert.ToInt16("2"), null)));
Assert.AreEqual(ComparisonResult.DIFFERENT, outcome);
}
public void CompareNotifiesDifferenceListener()
{
AbstractDifferenceEngine d = DifferenceEngine;
int invocations = 0;
d.DifferenceListener += delegate(Comparison comp,
ComparisonResult r) {
invocations++;
Assert.AreEqual(ComparisonResult.SIMILAR, r);
};
Assert.AreEqual(Wrap(ComparisonResult.SIMILAR),
d.Compare(new Comparison(ComparisonType.HAS_DOCTYPE_DECLARATION,
null, null,
Convert.ToInt16("2"), null,
null, null,
Convert.ToInt16("3"), null)));
Assert.AreEqual(1, invocations);
}
public void CompareUsesResultOfController()
{
AbstractDifferenceEngine d = DifferenceEngine;
int invocations = 0;
d.ComparisonListener += delegate(Comparison comp,
ComparisonResult r) {
invocations++;
Assert.AreEqual(ComparisonResult.SIMILAR, r);
};
d.ComparisonController = _ => true;
Assert.AreEqual(WrapAndStop(ComparisonResult.SIMILAR),
d.Compare(new Comparison(ComparisonType.HAS_DOCTYPE_DECLARATION,
null, null,
Convert.ToInt16("1"), null,
null, null,
Convert.ToInt16("2"), null)));
Assert.AreEqual(1, invocations);
}
public void CompareUsesResultOfEvaluator()
{
AbstractDifferenceEngine d = DifferenceEngine;
int invocations = 0;
d.ComparisonListener += delegate(Comparison comp,
ComparisonResult r) {
invocations++;
Assert.AreEqual(ComparisonResult.SIMILAR, r);
};
d.DifferenceEvaluator = delegate(Comparison comparison,
ComparisonResult outcome) {
return(ComparisonResult.SIMILAR);
};
Assert.AreEqual(Wrap(ComparisonResult.SIMILAR),
d.Compare(new Comparison(ComparisonType.HAS_DOCTYPE_DECLARATION,
null, null,
Convert.ToInt16("2"), null,
null, null,
Convert.ToInt16("2"), null)));
Assert.AreEqual(1, invocations);
}
/// <summary>
/// May combine the current result with evaluating a comparison.
/// </summary>
/// <param name="comp">new state will be obtained by performing the comparison</param>
/// <returns>the old result if the engine is already finished or the result of evaluating the comparison</returns>
public ComparisonState AndThen(Comparison comp)
{
return(AndThen(() => engine.Compare(comp)));
}
