[#4219] Implement toString() on JSONArray

jOOQ/src/main/java/org/jooq/tools/json/JSONArray.java

@@ -115,4 +115,9 @@ public class JSONArray extends ArrayList {
         sb.append(']');
         return sb.toString();
     }
+
+    @Override
+    public String toString() {
+        return toJSONString(this);
+    }
 }

jOOQ/src/test/java/org/jooq/tools/JSONTest.java

@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2015 by Data Geekery GmbH (http://www.datageekery.com)
+ *
+ * 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.
+ */
+package org.jooq.tools;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertTrue;
+
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+
+import org.jooq.tools.json.JSONArray;
+import org.jooq.tools.json.JSONObject;
+
+import org.junit.Test;
+
+/**
+ * @author Alok Menghrajani
+ */
+public class JSONTest {
+
+    @Test
+    public void testJSONObjectToString() {
+        HashMap<String, String> map = new HashMap<String, String>();
+
+        map.put("foo", "bar");
+        assertEquals("{\"foo\":\"bar\"}", new JSONObject(map).toString());
+        assertEquals("{\"foo\":\"bar\"}", JSONObject.toJSONString(map));
+
+        map.put("jOOQ", "isfun!");
+        String s = new JSONObject(map).toString();
+        assertTrue(s.equals("{\"foo\":\"bar\",\"jOOQ\":\"isfun!\"}") ||
+            s.equals("{\"jOOQ\":\"isfun!\",\"foo\":\"bar\"}"));
+
+        s = JSONObject.toJSONString(map);
+        assertTrue(s.equals("{\"foo\":\"bar\",\"jOOQ\":\"isfun!\"}") ||
+            s.equals("{\"jOOQ\":\"isfun!\",\"foo\":\"bar\"}"));
+    }
+
+    @Test
+    public void testJSONArrayToString() {
+        List<String> list = new ArrayList<String>();
+
+        list.add("foo");
+        list.add("bar");
+        assertEquals("[\"foo\",\"bar\"]", new JSONArray(list).toString());
+        assertEquals("[\"foo\",\"bar\"]", JSONArray.toJSONString(list));
+    }
+}