Add CurrentMemoryLimit to IContainer

IronFoundry.Container.Test/ContainerTests.cs

@@ -505,6 +505,14 @@ public void WhenContainerNotActive_Throws()
 
                 Assert.Throws<InvalidOperationException>(action);
             }
+
+            [Fact]
+            public void ReturnsMemoryLimit()
+            {
+                ulong limitInBytes = 2048;
+                JobObject.GetJobMemoryLimit().Returns(limitInBytes);
+                Assert.Equal(limitInBytes, Container.CurrentMemoryLimit());
+            }
         }
 
         public class RemoveProperty : ContainerTests

IronFoundry.Container/Container.cs

@@ -46,6 +46,7 @@ public interface IContainer : IDisposable
         IContainerProcess Run(ProcessSpec spec, IProcessIO io);
 
         void LimitMemory(ulong limitInBytes);
+        ulong CurrentMemoryLimit();
 
         void SetProperty(string name, string value);
         string GetProperty(string name);
@@ -170,6 +171,11 @@ public void LimitMemory(ulong limitInBytes)
             this.jobObject.SetJobMemoryLimit(limitInBytes);
         }
 
+        public ulong CurrentMemoryLimit()
+        {
+            return jobObject.GetJobMemoryLimit();
+        }
+
         public void Destroy()
         {
             Stop(true);

IronFoundry.Warden/Containers/ContainerStub.cs

@@ -301,6 +301,11 @@ public void LimitMemory(LimitMemoryInfo info)
             jobObjectLimits.LimitMemory(info.LimitInBytes);
         }
 
+        public ulong CurrentMemoryLimit()
+        {
+            throw new NotImplementedException();
+        }
+
         private void MemoryLimitReached(object sender, EventArgs e)
         {
             var handler = outOfMemoryHandler;