Code coverage policy gui react

Issue-ID: POLICY-3351
Signed-off-by: lapentafd <francesco.lapenta@est.tech>
Change-Id: I5329a7437be4702361940ef9e22f51413ed892d0
diff --git a/gui-clamp/ui-react/src/utils/OnapUtils.test.js b/gui-clamp/ui-react/src/utils/OnapUtils.test.js
new file mode 100644
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+++ b/gui-clamp/ui-react/src/utils/OnapUtils.test.js
@@ -0,0 +1,55 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP CLAMP
+ * ================================================================================
+ * Copyright (C) 2022 Nordix Intellectual Property. All rights
+ *                             reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END============================================
+ * ===================================================================
+ *
+ */
+
+import OnapUtils from './OnapUtils'
+
+describe('Onap Utils Error Formatting', () => {
+
+    var error = {
+       message: "Please populate the required property Threshold",
+       path: "root.signatures.0",
+       property: "required"
+    };
+
+    var error2 = {
+        message: "Invalid data type Threshold",
+     };
+
+    var errorArray = [error, error2];
+    it('Test array formatting', () => {
+        var utils = new OnapUtils();
+        expect(utils.clickBlocked).toBeFalsy();
+        var expectedResult = "Please populate the required property Threshold" + '\n'
+            +"Invalid data type Threshold";
+        expect(OnapUtils.jsonEditorErrorFormatter(errorArray)).toEqual(expectedResult);
+    });
+
+    it('Test error not array formatting', () => {
+        let spy = {};
+        spy.console = jest.spyOn(console, 'error').mockImplementation(() => {});
+        OnapUtils.jsonEditorErrorFormatter(error);
+        expect(console.error).toHaveBeenCalled();
+        expect(spy.console.mock.calls[0][0]).toContain('jsoneEditorErrorFormatter was passed a non-array argument');
+        spy.console.mockRestore();
+    });
+});
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