Beispiel #1
0
        public void ShouldCreateNewObjectWhenDroppedFromDifferentCollectionThanSourceCollection()
        {
            // Given
            const int index            = 1;
            var       element          = new TwoPointNonUniformityCorrectionTemplate();
            var       dataSource       = new ProcessingChainDataStore();
            var       targetCollection = dataSource.ProcessingChainTemplate;
            var       sourceCollection = new List <IProcessingChainElementTemplate> {
                element
            };

            sourceCollection.Insert(index, element);

            var dropInfo = new TestDropInfo
            {
                Data             = element,
                TargetCollection = targetCollection,
                DragInfo         = new TestDragInfo {
                    SourceCollection = sourceCollection
                },
                InsertIndex = index
            };

            var dropHandler = new ProcessingChainDropHandler();

            // When
            dropHandler.Drop(dropInfo);
            var targetCollectionElement = targetCollection[index];

            // Then
            Assert.IsNotNull(targetCollectionElement);
            Assert.AreEqual(index, targetCollection.IndexOf(targetCollectionElement));
            Assert.IsFalse(ReferenceEquals(element, targetCollectionElement));
        }
Beispiel #2
0
        public void ShouldThrowExceptionWhenObjectDroppedFromOtherCollectionDoesNotContainParameterlessConstructor()
        {
            // Given
            const int index      = 1;
            var       element    = new ParameterlessConstructorTestObject(1);
            var       dataSource = new ProcessingChainDataStore();

            var sourceCollection = new List <object> {
                element
            };
            var targetCollection = dataSource.ProcessingChainTemplate;

            var dropInfo = new TestDropInfo
            {
                Data             = element,
                TargetCollection = targetCollection,
                DragInfo         = new TestDragInfo {
                    SourceCollection = sourceCollection
                },
                InsertIndex = index
            };

            var dropHandler = new ProcessingChainDropHandler();

            // When
            // Then
            Assert.Throws <ArgumentException>(() => dropHandler.Drop(dropInfo));
        }
Beispiel #3
0
        public void ShouldNotAllowToDragOverItemsAtStartOrEndOfCollection(int index)
        {
            // Given
            var dropInfo = new TestDropInfo {
                Data = new TwoPointNonUniformityCorrectionTemplate(), TargetCollection = new object[3], InsertIndex = index
            };

            var dropHandler = new ProcessingChainDropHandler();

            // When
            dropHandler.DragOver(dropInfo);

            // Then
            Assert.AreEqual(DragDropEffects.None, dropInfo.Effects);
        }
Beispiel #4
0
        public void ShouldNotAllowToDragOverItemsOtherThanImageProcessingAlgorithmTemplates(Type elementType, bool shouldAllowToDragOver)
        {
            // Given
            var dropInfo = new TestDropInfo
            {
                Data             = elementType.GetConstructor(Type.EmptyTypes)?.Invoke(null),
                TargetCollection = new object[3],
                DragInfo         = new TestDragInfo {
                    SourceCollection = new object[3]
                },
                InsertIndex = 1
            };

            var dropHandler = new ProcessingChainDropHandler();

            // When
            dropHandler.DragOver(dropInfo);

            // Then
            Assert.AreEqual(shouldAllowToDragOver, dropInfo.Effects != DragDropEffects.None);
        }