Improving code coverage - wip

MainProject.Tests/Controllers/AuthController_Tests.cs

@@ -91,4 +91,39 @@ public class AuthController_Tests
         }
     }
 
+    [TestMethod]
+    public async Task AuthenticateAsync_AuthenticateRequestDataNull()
+    {
+        IConfiguration configuration = TestUtils.CreateConfiguration();
+        var authServiceMock = new Mock<IAuthService>();
+        var controller = new AuthController(configuration, authServiceMock.Object);
+
+        var request = new AuthenticateRequest
+        {
+            Data = null
+        };
+        authServiceMock.Setup(s => s.AuthenticateAsync(It.IsAny<AuthenticateRequestData>())).ReturnsAsync((AuthenticatedUser)null);        
+        ObjectResult response = (ObjectResult)(await controller.AuthenticateAsync(request));
+
+        if(response != null && response.Value != null)
+        {
+            Assert.IsTrue(response.StatusCode == 400);
+
+            var result = (BaseResponse)response.Value;
+            if(result != null)
+            {
+                Assert.IsTrue(result.Status == 400);
+                Assert.IsTrue(result.Message == "Request is not well formed");
+            }
+            else
+            {
+                Assert.Fail($"Result value is null");
+            }            
+        }
+        else
+        {
+            Assert.Fail($"Response value is null");
+        }
+    }
+
 }