public void GivenModelIsFilledWhenUnremovingRelationThenRestoresCalculatedDerivedWeights()
{
DsmRelationModel model = new DsmRelationModel(_elementsDataModel);
CreateElementRelations(model);
Assert.AreEqual(1000, model.GetDependencyWeight(_a1.Id, _b1.Id));
Assert.AreEqual(200, model.GetDependencyWeight(_a2.Id, _b1.Id));
Assert.AreEqual(30, model.GetDependencyWeight(_a1.Id, _b2.Id));
Assert.AreEqual(4, model.GetDependencyWeight(_a2.Id, _b2.Id));
Assert.AreEqual(1030, model.GetDependencyWeight(_a1.Id, _b.Id));
Assert.AreEqual(204, model.GetDependencyWeight(_a2.Id, _b.Id));
Assert.AreEqual(1200, model.GetDependencyWeight(_a.Id, _b1.Id));
Assert.AreEqual(34, model.GetDependencyWeight(_a.Id, _b2.Id));
Assert.AreEqual(1234, model.GetDependencyWeight(_a.Id, _b.Id));
IDsmRelation relation = model.FindRelations(_a2, _b2).FirstOrDefault();
Assert.IsNotNull(relation);
model.RemoveRelation(relation.Id);
Assert.AreEqual(1000, model.GetDependencyWeight(_a1.Id, _b1.Id));
Assert.AreEqual(200, model.GetDependencyWeight(_a2.Id, _b1.Id));
Assert.AreEqual(30, model.GetDependencyWeight(_a1.Id, _b2.Id));
Assert.AreEqual(0, model.GetDependencyWeight(_a2.Id, _b2.Id));
Assert.AreEqual(1030, model.GetDependencyWeight(_a1.Id, _b.Id));
Assert.AreEqual(200, model.GetDependencyWeight(_a2.Id, _b.Id));
Assert.AreEqual(1200, model.GetDependencyWeight(_a.Id, _b1.Id));
Assert.AreEqual(30, model.GetDependencyWeight(_a.Id, _b2.Id));
Assert.AreEqual(1230, model.GetDependencyWeight(_a.Id, _b.Id));
model.UnremoveRelation(relation.Id);
Assert.AreEqual(1000, model.GetDependencyWeight(_a1.Id, _b1.Id));
Assert.AreEqual(200, model.GetDependencyWeight(_a2.Id, _b1.Id));
Assert.AreEqual(30, model.GetDependencyWeight(_a1.Id, _b2.Id));
Assert.AreEqual(4, model.GetDependencyWeight(_a2.Id, _b2.Id));
Assert.AreEqual(1030, model.GetDependencyWeight(_a1.Id, _b.Id));
Assert.AreEqual(204, model.GetDependencyWeight(_a2.Id, _b.Id));
Assert.AreEqual(1200, model.GetDependencyWeight(_a.Id, _b1.Id));
Assert.AreEqual(34, model.GetDependencyWeight(_a.Id, _b2.Id));
Assert.AreEqual(1234, model.GetDependencyWeight(_a.Id, _b.Id));
}
public void GivenModelIsFilledWhenUnremovingRelationThenRestoresRelationCount()
{
DsmRelationModel model = new DsmRelationModel(_elementsDataModel);
CreateElementRelations(model);
IDsmRelation relation = model.FindRelations(_a2, _b2).FirstOrDefault();
Assert.IsNotNull(relation);
model.RemoveRelation(relation.Id);
int relationCountBefore = model.GetRelationCount();
model.UnremoveRelation(relation.Id);
Assert.AreEqual(relationCountBefore + 1, model.GetRelationCount());
}