diff --git a/src/Tests/UnitTestsModel/CoachTest.cs b/src/Tests/UnitTestsModel/CoachTest.cs
index 53db484..bd00cdf 100644
--- a/src/Tests/UnitTestsModel/CoachTest.cs
+++ b/src/Tests/UnitTestsModel/CoachTest.cs
@@ -14,6 +14,7 @@ namespace Model.Tests
             var result = coach.CheckAdd(user);
 
             Assert.True(result);
+            Assert.Equal("CoachAthlete", coach.ToString());
         }
 
         [Fact]
@@ -25,6 +26,7 @@ namespace Model.Tests
             var result = coach.CheckAdd(user);
 
             Assert.False(result);
+            Assert.Equal("CoachAthlete", coach.ToString());
         }
     }
 }
\ No newline at end of file