code: /**
   * This file is part of Eclipse Steady.
   *
   * 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.
   *
   * SPDX-License-Identifier: Apache-2.0
   * SPDX-FileCopyrightText: Copyright (c) 2018-2020 SAP SE or an SAP affiliate company and Eclipse Steady contributors
   */
  package org.eclipse.steady.shared.json;
  
  import static org.junit.Assert.assertEquals;
  
  import org.junit.Test;
  
  public class JsonBuilderTest {
  
    /**
     *
     */
    @Test
    public void testJsonBuilder() {
      JsonBuilder b = new JsonBuilder();
      String pretty_json = null, json = null;
      b.startObject().startArrayProperty("array_property");
      b.startObject().appendObjectProperty("string_property", "string value").endObject();
      b.startObject().appendObjectProperty("int_property1", (Integer) null).endObject();
      b.startObject().appendObjectProperty("int_property2", new Integer(3)).endObject();
      b.endArray().endObject();
  
      pretty_json = b.getJson(true, "    ");
      assertEquals(
          "{\n"
              + "    \"array_property\":[\n"
              + "        {\n"
              + "            \"string_property\":\"string value\"\n"
              + "        },\n"
              + "        {\n"
              + "            \"int_property1\":null\n"
              + "        },\n"
              + "        {\n"
              + "            \"int_property2\":3\n"
              + "        }\n"
              + "    ]\n"
              + "}",
          pretty_json);
  
      json = b.getJson();
      assertEquals(
          "{\"array_property\":[{\"string_property\":\"string"
              + " value\"},{\"int_property1\":null},{\"int_property2\":3}]}",
          json);
    }
  
    /**
     *
     */
    @Test // l( expected = JsonSyntaxException.class)
    public void testSyntaxValidation() {
      final String invalid_json = "{ \"key1\" : \"value1\", }";
      // JsonBuilder.checkJsonValidity(invalid_json);
    }
  }
  