adding tests for inheritance

Author: craiggwilson

source/MongoDB.Tests/IntegrationTests/Inheritance/TestInheritanceWithAbstractBaseClass.cs

@@ -0,0 +1,246 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using NUnit.Framework;
+
+namespace MongoDB.IntegrationTests.Inheritance
+{
+    [TestFixture]
+    public class TestInheritanceWithAbstractBaseClass : MongoTestBase
+    {
+        abstract class Animal
+        {
+            public Oid Id { get; set; }
+
+            public int Age { get; set; }
+
+            public string Name { get; set; }
+        }
+
+        class Bear : Animal
+        { }
+
+        abstract class Cat : Animal
+        { }
+
+        class Tiger : Cat
+        { }
+
+        class Lion : Cat
+        { }
+
+        public override string TestCollections
+        {
+            get { return "Animal"; }
+        }
+
+        [SetUp]
+        public void TestSetup()
+        {
+            CleanDB();
+        }
+
+        protected override Configuration.MongoConfigurationBuilder GetConfiguration()
+        {
+            var builder = base.GetConfiguration();
+            builder.Mapping(mapping =>
+            {
+                mapping.DefaultProfile(profile =>
+                {
+                    profile.SubClassesAre(x => x.IsSubclassOf(typeof(Animal)));
+                });
+
+                mapping.Map<Bear>();
+                mapping.Map<Cat>();
+                mapping.Map<Tiger>();
+                mapping.Map<Lion>();
+            });
+
+            return builder;
+        }
+
+        [Test]
+        public void Should_persist_discriminator_using_base_class_collection()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var docCollection = DB.GetCollection<Document>("Animal");
+
+            var docs = docCollection.FindAll().Sort("Age", IndexOrder.Ascending).Documents.ToList();
+
+            Assert.AreEqual(new[] { "Cat", "Tiger" }, (List<string>)docs[0]["_t"]);
+            Assert.AreEqual("Bear", (string)docs[1]["_t"]);
+        }
+
+        [Test]
+        public void Should_persist_discriminator_using_concrete_class_collection()
+        {
+            var animalCollection = DB.GetCollection<Cat>();
+            animalCollection.Save(new Lion() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var docCollection = DB.GetCollection<Document>("Animal");
+
+            var docs = docCollection.FindAll().Sort("Age", IndexOrder.Ascending).Documents.ToList();
+
+            Assert.AreEqual(new[] { "Cat", "Tiger" }, (List<string>)docs[0]["_t"]);
+            Assert.AreEqual(new[] { "Cat", "Lion" }, (List<string>)docs[1]["_t"]);
+        }
+
+        [Test]
+        public void Should_fetch_with_base_class_collection()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var animals = animalCollection.FindAll().Sort("Age", IndexOrder.Ascending).Documents.ToList();
+
+            Assert.AreEqual(2, animals.Count);
+            Assert.IsInstanceOfType(typeof(Tiger), animals[0]);
+            Assert.AreEqual(19, animals[0].Age);
+            Assert.AreEqual("Bob", animals[0].Name);
+            Assert.IsInstanceOfType(typeof(Bear), animals[1]);
+            Assert.AreEqual(20, animals[1].Age);
+            Assert.AreEqual("Jim", animals[1].Name);
+        }
+
+        [Test]
+        public void Should_fetch_with_base_class_collection_through_linq()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var animals = (from a in animalCollection.Linq()
+                           orderby a.Age ascending
+                           select a).ToList();
+
+            Assert.AreEqual(2, animals.Count);
+            Assert.IsInstanceOfType(typeof(Tiger), animals[0]);
+            Assert.AreEqual(19, animals[0].Age);
+            Assert.AreEqual("Bob", animals[0].Name);
+            Assert.IsInstanceOfType(typeof(Bear), animals[1]);
+            Assert.AreEqual(20, animals[1].Age);
+            Assert.AreEqual("Jim", animals[1].Name);
+        }
+
+        [Test]
+        public void Should_support_projections_with_base_class_collection()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var animals = animalCollection.FindAll().Fields(new { Age = true }).Sort("Age", IndexOrder.Ascending).Documents.ToList();
+
+            Assert.AreEqual(2, animals.Count);
+            Assert.IsInstanceOfType(typeof(Tiger), animals[0]);
+            Assert.AreEqual(19, animals[0].Age);
+            Assert.IsNull(animals[0].Name);
+            Assert.IsInstanceOfType(typeof(Bear), animals[1]);
+            Assert.AreEqual(20, animals[1].Age);
+            Assert.IsNull(animals[1].Name);
+        }
+
+        [Test]
+        public void Should_support_projections_with_base_class_collections_with_linq()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var animals = (from a in animalCollection.Linq()
+                           orderby a.Age ascending
+                           select new { a.Name, a.Age }).ToList();
+
+            Assert.AreEqual(2, animals.Count);
+            Assert.AreEqual(19, animals[0].Age);
+            Assert.AreEqual("Bob", animals[0].Name);
+            Assert.IsNull(animals[0].Name);
+            Assert.AreEqual(20, animals[1].Age);
+            Assert.AreEqual("Jim", animals[1].Name);
+        }
+
+        [Test]
+        public void Should_fetch_with_concrete_class_collection()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var catCollection = DB.GetCollection<Cat>();
+
+            var cats = catCollection.FindAll().Sort("Age", IndexOrder.Ascending).Documents.ToList();
+
+            Assert.AreEqual(1, cats.Count);
+            Assert.IsInstanceOfType(typeof(Tiger), cats[0]);
+            Assert.AreEqual(19, cats[0].Age);
+        }
+
+        [Test]
+        public void Should_fetch_with_concrete_class_collection_through_linq()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var catCollection = DB.GetCollection<Cat>();
+
+            var animals = (from a in catCollection.Linq()
+                           orderby a.Age ascending
+                           select a).ToList();
+
+            Assert.AreEqual(1, animals.Count);
+            Assert.IsInstanceOfType(typeof(Tiger), animals[0]);
+            Assert.AreEqual(19, animals[0].Age);
+        }
+
+        [Test]
+        public void Should_get_correct_count_with_base_class_collection()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            Assert.AreEqual(2, animalCollection.Count());
+        }
+
+        [Test]
+        public void Should_get_correct_count_with_base_class_collection_using_linq()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            Assert.AreEqual(2, animalCollection.Linq().Count());
+        }
+
+        [Test]
+        public void Should_get_correct_count_with_concrete_class_collection()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20 });
+            animalCollection.Save(new Tiger() { Age = 19 });
+
+            var catCollection = DB.GetCollection<Cat>();
+
+            Assert.AreEqual(1, catCollection.Count());
+        }
+
+        [Test]
+        public void Should_get_correct_count_with_concrete_class_collection_using_linq()
+        {
+            var animalCollection = DB.GetCollection<Animal>();
+            animalCollection.Save(new Bear() { Age = 20, Name = "Jim" });
+            animalCollection.Save(new Tiger() { Age = 19, Name = "Bob" });
+
+            var catCollection = DB.GetCollection<Cat>();
+
+            Assert.AreEqual(1, catCollection.Linq().Count());
+        }
+    }
+}