diff --git a/src/test/java/fr/nancy/iut/SphereTest.java b/src/test/java/fr/nancy/iut/SphereTest.java
index 84a491d0717b2efdecc4d26e9125729b1a781022..21e352f08f1953ee9131b0866d9654f020c0ed0a 100644
--- a/src/test/java/fr/nancy/iut/SphereTest.java
+++ b/src/test/java/fr/nancy/iut/SphereTest.java
@@ -28,6 +28,14 @@ public class SphereTest {
     assertEquals(true , s1.inContactWith(s2));
   }
 
+  @Test
+  public void testInContactWith2() throws Exception {
+    Sphere s1 = new Sphere(1, new Point3d(10, 10, 20));
+    Sphere s2 = new Sphere(2, new Point3d(10, 10, 11));
+    assertEquals(false , s1.inContactWith(s2));
+  }
+
+
   @Test
   public void testSphere() throws Exception {
     Point3d p = new Point3d(10, 10, 10);