public void EvaluateCompositionWithoutMultipleLeaps()
{
const int expectedEvaluation = 0;
var composition = _factory.CreateComposition();
composition.AddNotes(1, 3, _factory.CreateCompositionContext(), new NoteChoice());
composition.AddNotes(2, 4, _factory.CreateCompositionContext(), new NoteChoice());
composition.AddNotes(3, 5, _factory.CreateCompositionContext(), new NoteChoice());
composition.AddNotes(7, 2, _factory.CreateCompositionContext(), new NoteChoice());
var evaluation = _ruleEvaluator.EvaluateComposition(composition);
Assert.AreEqual(expectedEvaluation, evaluation);
var detrimentalNotePairCount = composition.GetNotePairs().Count(notePair => notePair.IsDetrimental);
Assert.AreEqual(expectedEvaluation, detrimentalNotePairCount);
}
/// <summary>
/// Retrieves the current composition context.
/// </summary>
/// <returns></returns>
public CompositionContext GetCurrentCompositionContext()
{
if (_notePairs.Count > 1)
{
return(_compositionContexts.GetSpecificContext(
_factory.CreateCompositionContext(
_notePairs[_notePairs.Count - 2],
_notePairs[_notePairs.Count - 1]
)
));
}
return(_compositionContexts.GetSpecificContext(
_factory.CreateCompositionContext(
NoteMotion.Descending,
NoteMotionSpan.Step,
ScaleDegree.Root,
NoteMotion.Descending,
NoteMotionSpan.Step,
ScaleDegree.Root
)
));
}
public void RetrievesSpecificContext()
{
var queryContext = _factory.CreateCompositionContext(
NoteMotion.Ascending,
NoteMotionSpan.Leap,
ScaleDegree.Fifth,
NoteMotion.Descending,
NoteMotionSpan.Leap,
ScaleDegree.Fourth
);
var resultContext = _compositionContexts.GetSpecificContext(queryContext);
Assert.True(resultContext.Equals(queryContext));
}
public void ContextsAreEqual()
{
var leftCompositionContext = _factory.CreateCompositionContext(
NoteMotion.Ascending,
NoteMotionSpan.Leap,
ScaleDegree.Fifth,
NoteMotion.Descending,
NoteMotionSpan.Leap,
ScaleDegree.Fourth
);
var rightCompositionContext = _factory.CreateCompositionContext(
NoteMotion.Ascending,
NoteMotionSpan.Leap,
ScaleDegree.Fifth,
NoteMotion.Descending,
NoteMotionSpan.Leap,
ScaleDegree.Fourth
);
Assert.True(leftCompositionContext.Equals(rightCompositionContext));
}