CustomTypeHintTest

Author: michele

src/test/java/com/arangodb/serde/CustomTypeHintTest.java

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+/*
+ * DISCLAIMER
+ *
+ * Copyright 2016 ArangoDB GmbH, Cologne, Germany
+ *
+ * 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.
+ *
+ * Copyright holder is ArangoDB GmbH, Cologne, Germany
+ */
+
+package com.arangodb.serde;
+
+
+import com.arangodb.ArangoCollection;
+import com.arangodb.ArangoDB;
+import com.arangodb.ArangoDatabase;
+import com.arangodb.VelocyJack;
+import com.arangodb.model.DocumentCreateOptions;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import com.fasterxml.jackson.annotation.JsonTypeInfo;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Test;
+
+import static org.hamcrest.Matchers.is;
+import static org.junit.Assert.assertThat;
+
+/**
+ * @author Michele Rastelli
+ */
+public class CustomTypeHintTest {
+
+    @JsonTypeInfo(use = JsonTypeInfo.Id.CLASS, property = "type")
+    public interface Animal {
+        String getName();
+    }
+
+    public static class Gorilla implements Animal {
+        private String name;
+
+        @Override
+        public String getName() {
+            return name;
+        }
+
+        public void setName(String name) {
+            this.name = name;
+        }
+    }
+
+    public static class Zoo {
+
+        @JsonProperty("_key")
+        private String key;
+
+        private Animal animal;
+
+        public String getKey() {
+            return key;
+        }
+
+        public void setKey(String key) {
+            this.key = key;
+        }
+
+        public Animal getAnimal() {
+            return animal;
+        }
+
+        public void setAnimal(Animal animal) {
+            this.animal = animal;
+        }
+    }
+
+    private static final String COLLECTION_NAME = "collection";
+
+    private ArangoDatabase db;
+    private ArangoCollection collection;
+
+    @Before
+    public void init() {
+        ArangoDB arangoDB = new ArangoDB.Builder()
+                .serializer(new VelocyJack())
+                .build();
+
+        String TEST_DB = "custom-serde-test";
+        db = arangoDB.db(TEST_DB);
+        if (!db.exists()) {
+            db.create();
+        }
+
+        collection = db.collection(COLLECTION_NAME);
+        if (!collection.exists()) {
+            collection.create();
+        }
+    }
+
+    @After
+    public void shutdown() {
+        if (db.exists())
+            db.drop();
+    }
+
+    @Test
+    public void insertDocument() {
+        Gorilla gorilla = new Gorilla();
+        gorilla.setName("kingKong");
+
+        Zoo doc = new Zoo();
+        doc.setAnimal(gorilla);
+
+        Zoo insertedDoc = collection.insertDocument(
+                doc,
+                new DocumentCreateOptions().returnNew(true)
+        ).getNew();
+
+        assertThat((insertedDoc.getAnimal().getName()), is("kingKong"));
+
+        String key = insertedDoc.getKey();
+
+        // in the db a document like this is created:
+        //        {
+        //            "animal": {
+        //                  "type": "com.arangodb.serde.CustomTypeHintTest$Gorilla",
+        //                      "name": "kingKong"
+        //            }
+        //        }
+
+        final Zoo readDoc = collection.getDocument(
+                key,
+                Zoo.class,
+                null);
+
+        assertThat((readDoc.getAnimal().getName()), is("kingKong"));
+    }
+}