From 7a37c8743b48c94f646c515694314eef299ae9c2 Mon Sep 17 00:00:00 2001
From: Stephan <stephane@umbraco.dk>
Date: Thu, 3 Jan 2019 11:41:40 +0100
Subject: [PATCH] Add container tests

---
 .../Composing/ContainerConformingTests.cs     | 34 +++++++++++++++++++
 1 file changed, 34 insertions(+)

diff --git a/src/Umbraco.Tests/Composing/ContainerConformingTests.cs b/src/Umbraco.Tests/Composing/ContainerConformingTests.cs
index 7bae35dd5e..9585c98cb2 100644
--- a/src/Umbraco.Tests/Composing/ContainerConformingTests.cs
+++ b/src/Umbraco.Tests/Composing/ContainerConformingTests.cs
@@ -254,6 +254,40 @@ namespace Umbraco.Tests.Composing
             Assert.AreEqual(2, things. Count());
         }
 
+        [Test]
+        public void CanGetEmptyEnumerableOfBase()
+        {
+            var register = GetRegister();
+            var factory = register.CreateFactory();
+
+            var things = factory.GetInstance<IEnumerable<ThingBase>>();
+            Assert.AreEqual(0, things.Count());
+        }
+
+        [Test]
+        public void CanGetEmptyAllInstancesOfBase()
+        {
+            var register = GetRegister();
+            var factory = register.CreateFactory();
+
+            var things = factory.GetAllInstances<ThingBase>();
+            Assert.AreEqual(0, things.Count());
+        }
+
+        [Test]
+        public void CanTryGetEnumerableOfBase()
+        {
+            var register = GetRegister();
+
+            register.Register<Thing1>();
+            register.Register<Thing2>();
+
+            var factory = register.CreateFactory();
+
+            var things = factory.TryGetInstance<IEnumerable<ThingBase>>();
+            Assert.AreEqual(2, things.Count());
+        }
+
         [Test]
         public void CanRegisterSingletonInterface()
         {