public void GIVEN_ScanNotCalled_WHEN_DeltaApplyCollections_THEN_ExceptionThrown()
{
//Arrange
Setup();
var author = new Author();
var classUnderTest = new Delta <Author>(_configuration.Object);
//Act/Assert
var ex = Assert.Throws <Exception>(() => classUnderTest.ApplyCollections(author));
Assert.Equal("Scan must be called before this method", ex.Message);
}
public void GIVEN_RelatedResourceCollection_WHEN_DeltaApply_THEN_ValuesApplied()
{
//Arrange
Setup();
var articleAuthorRelatedProperty = new Mock <IPropertyHandle>(MockBehavior.Strict);
Action <Article, ICollection> actionSetter = (o, p) => { ((Article)o).Comments = (IList <Comment>)p; };
Func <Article, ICollection> actionGetter = (o) => null;
articleAuthorRelatedProperty.SetupGet(o => o.SetterDelegate).Returns((Delegate)actionSetter);
articleAuthorRelatedProperty.SetupGet(o => o.GetterDelegate).Returns((Delegate)actionGetter);
articleAuthorRelatedProperty.SetupGet(o => o.Type).Returns(typeof(List <Comment>));
var articleAuthorRelationship = new Mock <IRelationshipMapping>(MockBehavior.Strict);
articleAuthorRelationship.SetupGet(o => o.IsCollection).Returns(true);
articleAuthorRelationship.SetupGet(o => o.RelationshipName).Returns("comments");
articleAuthorRelationship.SetupGet(o => o.RelatedProperty).Returns(articleAuthorRelatedProperty.Object);
_mapping.Object.Relationships.Add(articleAuthorRelationship.Object);
var article = new Article();
var classUnderTest = new Delta <Article>(_configuration.Object);
classUnderTest.CollectionDeltas =
new Dictionary <string, ICollectionDelta>()
{
{ "comments", new CollectionDelta <Comment>(c => c.Id)
{
Elements = new List <Comment> {
new Comment {
Id = 1
},
new Comment {
Id = 2
}
}
} }
};
classUnderTest.Scan();
//Act
classUnderTest.ApplyCollections(article);
//Assert
Assert.NotNull(article.Comments);
Assert.Equal(2, article.Comments.Count);
Assert.Equal(1, article.Comments[0].Id);
Assert.Equal(2, article.Comments[1].Id);
}
