diff --git a/Sources/UnitTesting/DemanderJoueurEventArgsUT.cs b/Sources/UnitTesting/DemanderJoueurEventArgsUT.cs
index 0a8d594..7662d5d 100644
--- a/Sources/UnitTesting/DemanderJoueurEventArgsUT.cs
+++ b/Sources/UnitTesting/DemanderJoueurEventArgsUT.cs
@@ -1,5 +1,4 @@
-using CoreLibrary;
-using CoreLibrary.Events;
+using CoreLibrary.Events;
 using Xunit;
 
 namespace UnitTesting
diff --git a/Sources/UnitTesting/GrilleCompleteExceptionUT.cs b/Sources/UnitTesting/GrilleCompleteExceptionUT.cs
new file mode 100644
index 0000000..592fd65
--- /dev/null
+++ b/Sources/UnitTesting/GrilleCompleteExceptionUT.cs
@@ -0,0 +1,54 @@
+using CoreLibrary.Exceptions;
+using Xunit;
+
+namespace UnitTesting
+{
+    public class GrilleCompleteExceptionUT
+    {
+        [Fact]
+        public void ExceptionDefaut()
+        {
+            Assert.ThrowsAsync<GrilleCompleteException>(() => throw new GrilleCompleteException());
+        }
+
+        [Fact]
+        public void ExceptionMessage()
+        {
+            string message = "Mon super gros problème.";
+
+            Assert.ThrowsAsync<GrilleCompleteException>(() => throw new GrilleCompleteException(message));
+
+            try
+            {
+                throw new GrilleCompleteException(message);
+            }
+            catch(GrilleCompleteException e)
+            {
+                Assert.Equal(message, e.Message);
+            }
+        }
+
+        [Fact]
+        public void ExceptionMessageEtException()
+        {
+            string message = "Mon super gros problème.";
+            string message2 = "Pas de chance...";
+            InvalidOperationException parent = new InvalidOperationException(message2);
+
+            Assert.ThrowsAsync<GrilleCompleteException>(() => throw new GrilleCompleteException(message, parent));
+
+            try
+            {
+                throw new GrilleCompleteException(message, parent);
+            }
+            catch (GrilleCompleteException e)
+            {
+                Assert.Equal(message, e.Message);
+                Assert.NotNull(e.InnerException);
+                Assert.IsType<InvalidOperationException>(e.InnerException);
+                Assert.Equal(message2, e.InnerException.Message);
+            }
+        }
+
+    }
+}