diff --git a/ParionsCuite/TestParionsCuite/TestInviter.cs b/ParionsCuite/TestParionsCuite/TestInviter.cs
new file mode 100644
index 0000000..5753531
--- /dev/null
+++ b/ParionsCuite/TestParionsCuite/TestInviter.cs
@@ -0,0 +1,39 @@
+using ParionsCuite.Modeles;
+
+namespace TestParionsCuite
+{
+    public class TestInviter
+    {
+        [Fact]
+        public void TestInviterConstructor()
+        {
+            // Arrange
+            string nom = "Muzard";
+            string prenom = "Thomas";
+
+            // Act
+            Inviter i1 = new Inviter(nom, prenom);
+
+            // Assert
+            Assert.Equal(nom, i1.Nom);
+            Assert.Equal(prenom, i1.Prenom);
+        }
+
+
+        [Fact]
+        public void TestAutreToString()
+        {
+            // Arrange
+            Inviter i1 = new Inviter("Fages", "Tony");
+            string expectedToString = "nom : Fages, prenom : Tony \n";
+
+            // Act
+            string actualToString = i1.ToString();
+
+            // Assert
+            Assert.Equal(expectedToString, actualToString);
+        }
+
+    }
+
+}
diff --git a/ParionsCuite/TestParionsCuite/TestNouriture.cs b/ParionsCuite/TestParionsCuite/TestNouriture.cs
new file mode 100644
index 0000000..51c47dc
--- /dev/null
+++ b/ParionsCuite/TestParionsCuite/TestNouriture.cs
@@ -0,0 +1,39 @@
+using ParionsCuite.Modeles;
+
+namespace TestParionsCuite
+{
+    public class TestNourriture
+    {
+        [Fact]
+        public void TestNourritureConstructor()
+        {
+            // Arrange
+            string nom = "chaise";
+            int quantite = 15;
+
+            // Act
+            Nourriture autre = new Nourriture(nom, quantite);
+
+            // Assert
+            Assert.Equal(nom, autre.Nom);
+            Assert.Equal(quantite, autre.Quantite);
+        }
+
+
+        [Fact]
+        public void TestNourritureToString()
+        {
+            // Arrange
+            Nourriture nourriture = new Nourriture("chaise", 15);
+            string expectedToString = "nom : chaise \n";
+
+            // Act
+            string actualToString = nourriture.ToString();
+
+            // Assert
+            Assert.Equal(expectedToString, actualToString);
+        }
+
+    }
+
+}
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diff --git a/ParionsCuite/TestParionsCuite/TestParticipation.cs b/ParionsCuite/TestParionsCuite/TestParticipation.cs
new file mode 100644
index 0000000..bd05de3
--- /dev/null
+++ b/ParionsCuite/TestParionsCuite/TestParticipation.cs
@@ -0,0 +1,117 @@
+using ParionsCuite.Modeles;
+
+namespace TestParionsCuite
+{
+    public class TestParticipation
+    {
+        [Fact]
+        public void TestAjoutNourriture()
+        {
+            // Arrange
+            Participation p1 = new Participation();
+            Nourriture n = new Nourriture("Chips", 2);
+
+            // Act
+            bool result = p1.Ajout_Nourriture(n);
+
+            // Assert
+            Assert.True(result);
+            Assert.Contains(n, p1.Nourriture);
+        }
+
+        [Fact]
+        public void TestSupprimerNourriture()
+        {
+            // Arrange
+            Participation p1 = new Participation();
+            Nourriture n = new Nourriture("Chips", 2);
+            bool test = p1.Ajout_Nourriture(n);
+
+            Nourriture food = new Nourriture("Tomate", 1);
+
+            // Act
+            bool result = p1.Sup_Nourriture(n,1);
+
+            // Assert
+            Assert.True(test);
+            Assert.True(result);
+            Assert.Contains(n, p1.Nourriture);
+            Assert.DoesNotContain(food, p1.Nourriture);
+
+        }
+
+        [Fact]
+        public void TestAjoutBoisson()
+        {
+            // Arrange
+            Participation p1 = new Participation();
+            Boisson b = new Boisson("Limonade", 2);
+
+            // Act
+            bool result = p1.Ajout_Boissons(b);
+
+            // Assert
+            Assert.True(result);
+            Assert.Contains(b, p1.Boissons);
+        }
+
+        [Fact]
+        public void TestSupprimerBoisson()
+        {
+            // Arrange
+            Participation p1 = new Participation();
+            Boisson b = new Boisson("Limonade", 2);
+            bool test = p1.Ajout_Boissons(b);
+
+            Boisson drink = new Boisson("Coca", 1);
+
+            // Act
+            bool result = p1.Sup_Boissons(b, 1);
+
+            // Assert
+            Assert.True(test);
+            Assert.True(result);
+            Assert.DoesNotContain(drink, p1.Boissons);
+            Assert.Contains(b, p1.Boissons);
+
+        }
+
+        [Fact]
+        public void TestAjoutAutre()
+        {
+            // Arrange
+            Participation p1 = new Participation();
+            Autre a = new Autre("Chaise", 2);
+
+            // Act
+            bool result = p1.Ajout_Autre(a);
+
+            // Assert
+            Assert.True(result);
+            Assert.Contains(a, p1.Autre);
+        }
+
+        [Fact]
+        public void TestSupprimerAutre()
+        {
+            // Arrange
+            Participation p1 = new Participation();
+            Autre a = new Autre("Chaise", 2);
+            bool test = p1.Ajout_Autre(a);
+
+            Autre chose = new Autre("Chaise", 1);
+
+            // Act
+            bool result = p1.Sup_Autre(a, 1);
+
+            // Assert
+            Assert.True(test);
+            Assert.True(result);
+            Assert.DoesNotContain(chose, p1.Autre);
+            Assert.Contains(a, p1.Autre);
+
+        }
+
+
+    }
+}
\ No newline at end of file