diff --git a/views/ngXosLib/xosHelpers/spec/ui/form.test.js b/views/ngXosLib/xosHelpers/spec/ui/form.test.js
index 32e91be..567f145 100644
--- a/views/ngXosLib/xosHelpers/spec/ui/form.test.js
+++ b/views/ngXosLib/xosHelpers/spec/ui/form.test.js
@@ -102,6 +102,7 @@
       describe('the _getFieldFormat method', () => {
         it('should return string', () => {
           expect(service._getFieldFormat('string')).toEqual('string');
+          expect(service._getFieldFormat(null)).toEqual('string');
         });
         it('should return mail', () => {
           expect(service._getFieldFormat('test@onlab.us')).toEqual('email');
@@ -166,6 +167,7 @@
 
           scope.config = {
             exclude: ['excludedField'],
+            formName: 'testForm',
             actions: [
               {
                 label: 'Save',
@@ -261,6 +263,42 @@
             expect(isolatedScope.ngModel.enabled).toEqual(true);
           });
         });
+
+        describe('the custom validation options', () => {
+          beforeEach(() => {
+            scope.config.fields.first_name.validators = {
+              minlength: 10,
+              maxlength: 15,
+              required: true
+            };
+
+            scope.$digest();
+          });
+
+          it('should validate required', () => {
+            scope.model.first_name = null;
+            scope.$digest();
+
+            expect(isolatedScope.testForm.first_name.$valid).toBeFalsy();
+            expect(isolatedScope.testForm.first_name.$error.required).toBeTruthy();
+          });
+
+          it('should validate minlength', () => {
+            scope.model.first_name = 'short';
+            scope.$digest();
+
+            expect(isolatedScope.testForm.first_name.$valid).toBeFalsy();
+            expect(isolatedScope.testForm.first_name.$error.minlength).toBeTruthy();
+          });
+
+          it('should validate maxlength', () => {
+            scope.model.first_name = 'this is way too long!';
+            scope.$digest();
+
+            expect(isolatedScope.testForm.first_name.$valid).toBeFalsy();
+            expect(isolatedScope.testForm.first_name.$error.maxlength).toBeTruthy();
+          });
+        });
       });
     });
   });