Initial search service commit

[aai/search-data-service.git] / src / test / java / org / openecomp / sa / rest / DocumentSchemaTest.java

diff --git a/src/test/java/org/openecomp/sa/rest/DocumentSchemaTest.java b/src/test/java/org/openecomp/sa/rest/DocumentSchemaTest.java
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+/**
+ * ============LICENSE_START=======================================================
+ * Search Data Service
+ * ================================================================================
+ * Copyright © 2017 AT&T Intellectual Property.
+ * Copyright © 2017 Amdocs
+ * 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 ati
+ *
+ *    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=========================================================
+ *
+ * ECOMP and OpenECOMP are trademarks
+ * and service marks of AT&T Intellectual Property.
+ */
+package org.openecomp.sa.rest;
+
+import com.fasterxml.jackson.core.JsonParseException;
+import com.fasterxml.jackson.databind.JsonMappingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+import org.junit.Test;
+import org.openecomp.sa.rest.DocumentSchema;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.IOException;
+
+import static org.junit.Assert.assertTrue;
+
+
+public class DocumentSchemaTest {
+
+  private final String SIMPLE_DOC_SCHEMA_JSON = "src/test/resources/json/simpleDocument.json";
+  private final String NESTED_DOC_SCHEMA_JSON = "src/test/resources/json/nested-document.json";
+
+
+  /**
+   * This test validates that we convert document definitions back and
+   * forth between json strings and POJOs without any loss of data.
+   *
+   * @throws com.fasterxml.jackson.core.JsonParseException
+   * @throws com.fasterxml.jackson.databind.JsonMappingException
+   * @throws IOException
+   */
+  @Test
+  public void simpleDocSchemaFromJsonFileTest() throws com.fasterxml.jackson.core.JsonParseException, com.fasterxml.jackson.databind.JsonMappingException, IOException {
+
+    // Import our json format document schema from a file.
+    File schemaFile = new File(SIMPLE_DOC_SCHEMA_JSON);
+    String fileString = TestUtils.readFileToString(schemaFile);
+
+    // Unmarshall that to a Java POJO
+    ObjectMapper mapper = new ObjectMapper();
+    DocumentSchema docSchema = mapper.readValue(schemaFile, DocumentSchema.class);
+
+    // Now, for the purposes of comparison, produce a JSON string from
+    // our Java object.
+    String jsonString = mapper.writeValueAsString(docSchema);
+
+    // Assert that the raw JSON that we read from the file matches the marshalled
+    // JSON we generated from our Java object (ie: validate that we didn't lose
+    // anything going in either direction).
+    assertTrue("Marshalled object does not match the original json source that produced it",
+        fileString.equals(jsonString));
+  }
+
+
+  /**
+   * This test validates that we convert document definitions back and
+   * forth between json strings and POJOs without any loss of data in
+   * the case of document schemas which contain nested fields.
+   *
+   * @throws com.fasterxml.jackson.core.JsonParseException
+   * @throws com.fasterxml.jackson.databind.JsonMappingException
+   * @throws IOException
+   */
+  @Test
+  public void nestedDocSchemaFromJsonFileTest() throws JsonParseException, JsonMappingException, IOException {
+
+    // Import our json format document schema from a file.
+    File schemaFile = new File(NESTED_DOC_SCHEMA_JSON);
+    String fileString = TestUtils.readFileToString(schemaFile);
+
+    // Unmarshall that to a Java POJO
+    ObjectMapper mapper = new ObjectMapper();
+    DocumentSchema docSchema = mapper.readValue(schemaFile, DocumentSchema.class);
+
+    String jsonString = mapper.writeValueAsString(docSchema);
+
+    // Assert that the raw JSON that we read from the file matches the marshalled
+    // JSON we generated from our Java object (ie: validate that we didn't lose
+    // anything going in either direction).
+    assertTrue("Marshalled object does not match the original json source that produced it",
+        fileString.equals(jsonString));
+  }
+}
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