public void Remove_Test()
        {
            int          generation = 1;
            PDFXRefTable target     = new XRefTableProxy(generation);
            int          count      = target.ReferenceCount;

            PDFIndirectObject obj  = new PDFIndirectObject(this);
            int actual             = target.Append(obj);
            PDFIndirectObject obj2 = new PDFIndirectObject(this);

            actual = target.Append(obj2);

            //And check that it is in the list of references
            Assert.AreEqual(count + 2, target.ReferenceCount);
            Assert.IsTrue(target.Contains(obj2));

            //XRef tables should not actualy remove entries, but replace the cell with an empty/deleted reference.
            target.Delete(obj2);
            Assert.AreEqual(count + 2, target.ReferenceCount);
            Assert.IsTrue(target.Contains(obj2));

            IIndirectObject removed = target[count + 1].Reference;

            Assert.IsNotNull(removed);
            Assert.IsTrue(removed.Deleted);

            obj.Dispose();
            obj2.Dispose();
        }
        public void Add_Test()
        {
            PDFIndirectObject obj = new PDFIndirectObject(this);

            int          generation = 1;
            PDFXRefTable target     = new XRefTableProxy(generation);
            int          count      = target.ReferenceCount;

            int expected = 1; //Should return 1 as the first item.
            int actual;

            actual = target.Append(obj);
            Assert.AreEqual(expected, actual);

            //Check that it has set the IndirectObjects' values too.
            Assert.AreEqual(target.Generation, obj.Generation);
            Assert.AreEqual(actual, obj.Number);
            Assert.AreEqual(-1L, obj.Offset);

            //And check that it is in the list of references
            Assert.AreEqual(count + 1, target.ReferenceCount);
            Assert.IsTrue(target.Contains(obj));

            //Add another and test
            PDFIndirectObject obj2 = new PDFIndirectObject(this);

            expected = 2;
            actual   = target.Append(obj);
            Assert.AreEqual(expected, actual);

            //Check that it has set the IndirectObjects' values too.
            Assert.AreEqual(target.Generation, obj.Generation);
            Assert.AreEqual(actual, obj.Number);
            Assert.AreEqual(-1L, obj.Offset);

            //And check that it is in the list of references
            Assert.AreEqual(count + 2, target.ReferenceCount);
            Assert.IsTrue(target.Contains(obj));


            obj.Dispose();
            obj2.Dispose();
        }
        public void Generation_Test()
        {
            int          generation = 1;
            PDFXRefTable target     = new XRefTableProxy(generation);
            int          actual;

            actual = target.Generation;
            Assert.AreEqual(generation, actual);

            PDFIndirectObject obj = new PDFIndirectObject(this);

            Assert.AreNotEqual(generation, obj.Generation);

            target.Append(obj);
            Assert.AreEqual(generation, obj.Generation);

            obj.Dispose();
        }