public void AddsObjectsMetadataToHolder()
        {
            var object1 = new object();
            var object2 = new object();

            var metadata1 = new UriResolvedMetadata(new Uri("tst://p1/md1/vw1"), Substitute.For <IDisposable>());
            var metadata2 = new UriResolvedMetadata(new Uri("tst://p2/md2/vw2"), Substitute.For <IDisposable>());

            var holder = new UriResolvedObjectHolder();

            holder.Add(object1, metadata1);
            holder.Add(object2, metadata2);

            var holderMetadata1 = holder.GetMetadata(object1);
            var holderMetadata2 = holder.GetMetadata(object2);

            // Идентификатор назначается холдером, поэтому придется изменить
            // локальные метаданные, ипользуя сведения от GetMetadata.
            // Подобное допустимо, т.к. нас интересуют не идентификаторы,
            // а все остальные поля.
            metadata1 = metadata1.AssignId(holderMetadata1.ResolvedId);
            metadata2 = metadata2.AssignId(holderMetadata2.ResolvedId);

            Assert.AreEqual(metadata1, holderMetadata1);
            Assert.AreEqual(metadata2, holderMetadata2);
        }
        public void RaisesExceptionWhenAddingTheSameObjectTwice()
        {
            var object1 = new object();

            var holder = new UriResolvedObjectHolder();

            holder.Add(object1, this._uriResolvedMetadata);

            ExceptionAssert.Throws <ArgumentException>(
                ex => ex.ParamName == "resolved",
                () => holder.Add(object1, this._uriResolvedMetadata));
        }
        public void AddsObjectsToHolder()
        {
            var object1 = new object();
            var object2 = new object();

            var holder = new UriResolvedObjectHolder();

            holder.Add(object1, this._uriResolvedMetadata);
            holder.Add(object2, this._uriResolvedMetadata);

            CollectionAssert.AreEquivalent(new[] { object1, object2 }, holder.ToArray());
        }
        public void ContainsReturnsTrueForAddedObjects()
        {
            var object1 = new object();
            var object2 = new object();

            var holder = new UriResolvedObjectHolder();

            holder.Add(object1, this._uriResolvedMetadata);
            holder.Add(object2, this._uriResolvedMetadata);

            Assert.IsTrue(holder.Contains(object1));
            Assert.IsTrue(holder.Contains(object2));
        }
        public void RaisesExceptionWhenIdsExceedViewIdContraints()
        {
            var objects = Enumerable
                          .Range(ShellUriBuilder.MinResolvedId, UriResolvedObjectHolderTests.ValidIdCount)
                          .Select(_ => new object());

            var holder = new UriResolvedObjectHolder();

            foreach (var obj in objects)
            {
                holder.Add(obj, this._uriResolvedMetadata);
            }

            holder.Add(new object(), this._uriResolvedMetadata);
        }
        public void GetsObjectsById()
        {
            var object1 = new object();
            var object2 = new object();

            var holder = new UriResolvedObjectHolder();

            holder.Add(object1, this._uriResolvedMetadata);
            holder.Add(object2, this._uriResolvedMetadata);

            var id1 = holder.GetMetadata(object1).ResolvedId;
            var id2 = holder.GetMetadata(object2).ResolvedId;

            Assert.AreEqual(object1, holder.Get(id1));
            Assert.AreEqual(object2, holder.Get(id2));
        }
        public void DoesntRaiseExceptionWhenRemovingTheSameObjectTwice()
        {
            var object1 = new object();

            var holder = new UriResolvedObjectHolder();

            holder.Add(object1, this._uriResolvedMetadata);

            holder.Remove(object1);
            holder.Remove(object1);
        }
        public void ReuseIdAfterObjectRemoving()
        {
            var object1 = new object();
            var object2 = new object();

            var objects = Enumerable
                          .Range(ShellUriBuilder.MinResolvedId, UriResolvedObjectHolderTests.ValidIdCount - 2)
                          .Select(_ => new object())
                          .Concat(Enumerable.Repeat(object1, 1))
                          .Concat(Enumerable.Repeat(object2, 1));

            var holder = new UriResolvedObjectHolder();

            foreach (var obj in objects)
            {
                holder.Add(obj, this._uriResolvedMetadata);
            }

            var id1 = holder.GetMetadata(object1).ResolvedId;
            var id2 = holder.GetMetadata(object2).ResolvedId;

            holder.Remove(object1);
            holder.Remove(object2);

            var object3 = new object();

            holder.Add(object3, this._uriResolvedMetadata);

            var id3 = holder.GetMetadata(object3).ResolvedId;

            Assert.IsTrue(id3 == id1 || id3 == id2);

            var object4 = new object();

            holder.Add(object4, this._uriResolvedMetadata);

            var id4 = holder.GetMetadata(object4).ResolvedId;

            Assert.AreNotEqual(id3, id4);
            Assert.IsTrue(id4 == id1 || id4 == id2);
        }
        public void ContainsReturnsFalseForRemovedObjects()
        {
            var object1 = new object();
            var object2 = new object();

            var holder = new UriResolvedObjectHolder();

            holder.Add(object1, this._uriResolvedMetadata);
            holder.Remove(object1);

            Assert.IsFalse(holder.Contains(object1));
        }
        public void GeneratesUniqueIds()
        {
            var objects = Enumerable
                          .Range(ShellUriBuilder.MinResolvedId, UriResolvedObjectHolderTests.ValidIdCount)
                          .Select(_ => new object());

            var ids    = new HashSet <int>();
            var holder = new UriResolvedObjectHolder();

            foreach (var obj in objects)
            {
                holder.Add(obj, this._uriResolvedMetadata);

                var id = holder.GetMetadata(obj).ResolvedId;

                Assert.IsTrue(ids.Add(id));
            }
        }