Refactor for Sonar smells and code coverage

[aai/model-loader.git] / src / test / java / org / onap / aai / modelloader / util / TestJsonXmlConverter.java

diff --git a/src/test/java/org/onap/aai/modelloader/util/TestJsonXmlConverter.java b/src/test/java/org/onap/aai/modelloader/util/TestJsonXmlConverter.java
new file mode 100644 (file)
index 0000000..4b7db56
--- /dev/null
+++ b/src/test/java/org/onap/aai/modelloader/util/TestJsonXmlConverter.java
@@ -0,0 +1,82 @@
+/**
+ * ============LICENSE_START=======================================================
+ * org.onap.aai
+ * ================================================================================
+ * Copyright © 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright © 2017-2018 European Software Marketing Ltd.
+ * ================================================================================
+ * 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=========================================================
+ */
+package org.onap.aai.modelloader.util;
+
+import static org.hamcrest.CoreMatchers.is;
+import static org.junit.Assert.assertThat;
+
+import java.io.ByteArrayInputStream;
+import java.nio.file.Files;
+import java.nio.file.Paths;
+import javax.xml.parsers.DocumentBuilder;
+import javax.xml.parsers.DocumentBuilderFactory;
+import org.junit.Test;
+import org.w3c.dom.Document;
+import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+public class TestJsonXmlConverter {
+
+    private static final String XML_MODEL_FILE = "src/test/resources/models/l3-network-widget.xml";
+    private static final String JSON_MODEL_FILE = "src/test/resources/models/l3-network-widget.json";
+
+    @Test
+    public void testJsonIsValid() {
+        assertThat(JsonXmlConverter.isValidJson("{}"), is(true));
+        assertThat(JsonXmlConverter.isValidJson("[]"), is(true));
+
+        assertThat(JsonXmlConverter.isValidJson("{"), is(false));
+        assertThat(JsonXmlConverter.isValidJson("["), is(false));
+    }
+
+    @Test
+    public void testConversion() throws Exception {
+            byte[] encoded = Files.readAllBytes(Paths.get(XML_MODEL_FILE));
+            assertThat(JsonXmlConverter.isValidJson(new String(encoded)), is(false));
+            encoded = Files.readAllBytes(Paths.get(JSON_MODEL_FILE));
+        String originalJson = new String(encoded);
+
+        assertThat(JsonXmlConverter.isValidJson(originalJson), is(true));
+
+        String xmlFromJson = JsonXmlConverter.convertJsonToXml(originalJson);
+
+            // Spot check one of the attributes
+            DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
+            factory.setFeature("http://apache.org/xml/features/disallow-doctype-decl", true);
+            DocumentBuilder builder = factory.newDocumentBuilder();
+            Document doc = builder.parse(new ByteArrayInputStream(xmlFromJson.getBytes()));
+            NodeList nodeList = doc.getDocumentElement().getChildNodes();
+
+            String modelVid = "notFound";
+            for (int i = 0; i < nodeList.getLength(); i++) {
+                Node currentNode = nodeList.item(i);
+                if (currentNode.getNodeName().equals("model-invariant-id")) {
+                    modelVid = currentNode.getTextContent();
+                    break;
+                }
+            }
+
+        assertThat(modelVid.equals("3d560d81-57d0-438b-a2a1-5334dba0651a"), is(true));
+
+            // Convert the XML form back into JSON
+            JsonXmlConverter.convertXmlToJson(xmlFromJson);
+    }
+}