public void CropVisible_returns_null_when_LocalModel_CropVisible_returns_null()
{
var localModel = Mock.Of <IImageModel>(model => model.CropVisible(It.IsAny <Segment3>()) == null);
var localToGlobal = new RotoTranslation3((Rotation3) new Quaternion(1.1, 2.2, 3.3, 4.4), new Vector3(1.23, 4.56, 2.56));
var globalModel = new TransformedImageModel(localModel, localToGlobal);
var segment = new Segment3(new Vector3(7, 8, 9), new Vector3(-1, -2, -4));
var crop = globalModel.CropVisible(segment);
Expect(crop == null);
}
public void CropVisible_returns_correct_result_when_LocalModel_CropVisible_returns_not_null()
{
var point = new Vector3(3.141, 0.577, 2.718);
var localModelMock = new Mock <IImageModel>();
localModelMock.Setup(model => model.CropVisible(It.IsAny <Segment3>())).Returns((Segment3 s) => new Segment3(s.Start, point));
var localToGlobal = new RotoTranslation3((Rotation3) new Quaternion(1.1, 2.2, 3.3, 4.4), new Vector3(1.23, 4.56, 2.56));
var globalModel = new TransformedImageModel(localModelMock.Object, localToGlobal);
var segment = new Segment3(new Vector3(7, 8, 9), new Vector3(-1, -2, -4));
var crop = globalModel.CropVisible(segment);
var transPoint = localToGlobal.Apply(point);
Expect(crop != null);
Expect(Vector3.Distance(crop.Value.Start, segment.Start), Is.LessThan(_tolerance));
Expect(Vector3.Distance(crop.Value.End, transPoint), Is.LessThan(_tolerance));
}
