diff --git a/MainProject.Tests/Config/invalid-permissions.json b/MainProject.Tests/Config/invalid-permissions.json
new file mode 100644
index 0000000..6ba8ce1
--- /dev/null
+++ b/MainProject.Tests/Config/invalid-permissions.json
@@ -0,0 +1,31 @@
+{
+    "PermissionInfos": [
+       {
+            "System": "base",
+            "RolePermissionModuleOperations": [
+                {
+                    "Module": "roles",
+                    "Operations": [
+                        { "Operation": "create", "Roles": [] },
+                        { "Operation": "read", "Roles": [] },
+                        { "Operation": "update", "Roles": [] },
+                        { "Operation": "delete", "Roles": [] },
+                        { "Operation": "list", "Roles": [] },
+                        { "Operation": "use", "Roles": [] }
+                    ]
+                },
+                {
+                    "Module": "users",
+                    "Operations": [
+                        { "Operation": "create", "Roles": [] },
+                        { "Operation": "read", "Roles": [] },
+                        { "Operation": "update", "Roles": [] },
+                        { "Operation": "delete", "Roles": [] },
+                        { "Operation": "list", "Roles": [] },
+                        { "Operation": "use", "Roles": [] }
+                    ]
+                }
+            ]
+        
+    ]
+}
\ No newline at end of file
diff --git a/MainProject.Tests/MainProject.Tests.csproj b/MainProject.Tests/MainProject.Tests.csproj
index a899faa..45f0343 100644
--- a/MainProject.Tests/MainProject.Tests.csproj
+++ b/MainProject.Tests/MainProject.Tests.csproj
@@ -29,6 +29,9 @@
 
   <ItemGroup>
     <Content Include="JsonData/**" CopyToOutputDirectory="Always" CopyToPublishDirectory="Always" />
-</ItemGroup>
+  </ItemGroup>
+  <ItemGroup>
+      <Content Include="Config/**" CopyToOutputDirectory="Always" CopyToPublishDirectory="Always" />
+  </ItemGroup>
 
 </Project>
diff --git a/MainProject.Tests/Utils/FileUtils_Tests.cs b/MainProject.Tests/Utils/FileUtils_Tests.cs
index 18001a5..cef4c33 100644
--- a/MainProject.Tests/Utils/FileUtils_Tests.cs
+++ b/MainProject.Tests/Utils/FileUtils_Tests.cs
@@ -43,6 +43,37 @@ public class FileUtils_Tests
         }
     }
 
+    [TestMethod]
+    public void ConvertFileToObject()
+    {
+        try
+        {
+            PermissionsFile? permissionsFile = FileUtils.ConvertFileToObject<PermissionsFile>(System.AppDomain.CurrentDomain.BaseDirectory + "Config/permissions.json");
+            Assert.IsTrue(permissionsFile != null);
+        }
+        catch (Exception exception)
+        {
+            Assert.Fail($"An exception was thrown: {exception}");
+        }
+    }
+
+    [TestMethod]
+    public void ConvertFileToObject_InvalidOperationException()
+    {
+        try
+        {
+            PermissionsFile? permissionsFile = FileUtils.ConvertFileToObject<PermissionsFile>(System.AppDomain.CurrentDomain.BaseDirectory + "Config/invalid-permissions.json");
+            Assert.Fail($"Expected exception instead of response: {permissionsFile}");
+        }
+        catch (InvalidOperationException invalidOperationException)
+        {
+            Assert.IsInstanceOfType(invalidOperationException, typeof(InvalidOperationException));
+        }
+        catch (Exception exception)
+        {
+            Assert.Fail($"An exception was thrown: {exception}");
+        }
+    }
 
 }