feat: refs #7050 7050 add test to isEmpty()

@@ -275,2 +273,2 @@
-
-    if (obj.length > 0) return false;
+    if (Array.isArray(obj)) return !obj.length;
+    return Object.keys(obj).length === 0 ;

@@ -120,0 +137,4 @@
+
+            expect(result).toBe(true);
+        });
+

@@ -120,0 +187,4 @@
+            expect(vm.watchChanges).toBeNull();
+        });
+
+        it('should set originalData and formatData with data and generate watchChanges', async () => {

@@ -120,0 +209,4 @@
+            age: 42,
+        }];
+
+        it('should call saveFn if exists', async () => {

@@ -120,0 +242,4 @@
+            expect(localVm.vm.hasChanges).toBe(false);
+        });
+
+        it('should not call saveFn if not exists', async () => {