C# (CSharp) PerspexDictionary.Remove示例

示例#1

文件： PerspexDictionaryTests.cs 项目： vebin/Perspex

        public void Removing_Item_Should_Raise_PropertyChanged()
        {
            var target = new PerspexDictionary <string, string>();

            target["foo"] = "bar";
            var tracker = new PropertyChangedTracker(target);

            target.Remove("foo");

            Assert.Equal(new[] { "Count", "Item[foo]" }, tracker.Names);
        }

示例#2

文件： PerspexDictionaryTests.cs 项目： vebin/Perspex

        public void Removing_Item_Should_Raise_CollectionChanged()
        {
            var target = new PerspexDictionary <string, string>();

            target["foo"] = "bar";
            var tracker = new CollectionChangedTracker(target);

            target.Remove("foo");

            Assert.NotNull(tracker.Args);
            Assert.Equal(NotifyCollectionChangedAction.Remove, tracker.Args.Action);
            Assert.Equal(-1, tracker.Args.OldStartingIndex);
            Assert.Equal(1, tracker.Args.OldItems.Count);
            Assert.Equal(new KeyValuePair <string, string>("foo", "bar"), tracker.Args.OldItems[0]);
        }

示例#3

文件： PerspexDictionaryTests.cs 项目： Arlorean/Perspex

        public void Removing_Item_Should_Raise_CollectionChanged()
        {
            var target = new PerspexDictionary<string, string>();

            target["foo"] = "bar";
            var tracker = new CollectionChangedTracker(target);
            target.Remove("foo");

            Assert.NotNull(tracker.Args);
            Assert.Equal(NotifyCollectionChangedAction.Remove, tracker.Args.Action);
            Assert.Equal(-1, tracker.Args.OldStartingIndex);
            Assert.Equal(1, tracker.Args.OldItems.Count);
            Assert.Equal(new KeyValuePair<string, string>("foo", "bar"), tracker.Args.OldItems[0]);
        }

示例#4

文件： PerspexDictionaryTests.cs 项目： Arlorean/Perspex

        public void Removing_Item_Should_Raise_PropertyChanged()
        {
            var target = new PerspexDictionary<string, string>();

            target["foo"] = "bar";
            var tracker = new PropertyChangedTracker(target);
            target.Remove("foo");

            Assert.Equal(new[] { "Count", "Item[foo]" }, tracker.Names);
        }