1 files changed, 22 insertions, 9 deletions
diff --git a/src/csharp/GrpcCoreTests/TimespecTest.cs b/src/csharp/GrpcCoreTests/TimespecTest.cs
index 484bad7ca1..cab59fa5b3 100644
--- a/src/csharp/GrpcCoreTests/TimespecTest.cs
+++ b/src/csharp/GrpcCoreTests/TimespecTest.cs
@@ -1,5 +1,6 @@
 using System;
 using NUnit.Framework;
+using System.Runtime.InteropServices;
 using Google.GRPC.Core.Internal;
 
 namespace Google.GRPC.Core.Internal.Tests
@@ -13,30 +14,42 @@ namespace Google.GRPC.Core.Internal.Tests
         }
 
         [Test]
+        public void InfFuture()
+        {
+            var timespec = Timespec.InfFuture;
+        }
+
+        [Test]
+        public void TimespecSizeIsNativeSize()
+        {
+            Assert.AreEqual(Timespec.NativeSize, Marshal.SizeOf(typeof(Timespec)));
+        }
+
+        [Test]
         public void Add()
         {
-            var t = new Timespec { tv_sec = 12345, tv_nsec = 123456789 };
+            var t = new Timespec { tv_sec = new IntPtr(12345), tv_nsec = new IntPtr(123456789) };
             var result = t.Add(TimeSpan.FromTicks(TimeSpan.TicksPerSecond * 10));
-            Assert.AreEqual(result.tv_sec, 12355);
-            Assert.AreEqual(result.tv_nsec, 123456789);
+            Assert.AreEqual(result.tv_sec, new IntPtr(12355));
+            Assert.AreEqual(result.tv_nsec, new IntPtr(123456789));
         }
 
         [Test]
         public void Add_Nanos()
         {
-            var t = new Timespec { tv_sec = 12345, tv_nsec = 123456789 };
+            var t = new Timespec { tv_sec = new IntPtr(12345), tv_nsec = new IntPtr(123456789) };
             var result = t.Add(TimeSpan.FromTicks(10));
-            Assert.AreEqual(result.tv_sec, 12345);
-            Assert.AreEqual(result.tv_nsec, 123456789 + 1000);
+            Assert.AreEqual(result.tv_sec, new IntPtr(12345));
+            Assert.AreEqual(result.tv_nsec, new IntPtr(123456789 + 1000));
         }
 
         [Test]
         public void Add_NanosOverflow()
         {
-            var t = new Timespec { tv_sec = 12345, tv_nsec = 999999999 };
+            var t = new Timespec { tv_sec = new IntPtr(12345), tv_nsec = new IntPtr(999999999) };
             var result = t.Add(TimeSpan.FromTicks(TimeSpan.TicksPerSecond * 10 + 10));
-            Assert.AreEqual(result.tv_sec, 12356);
-            Assert.AreEqual(result.tv_nsec, 999);
+            Assert.AreEqual(result.tv_sec, new IntPtr(12356));
+            Assert.AreEqual(result.tv_nsec, new IntPtr(999));
         }
     }
 }