user/test/com/google/gwt/core/client/JsonUtilsTest.java

/*
 * Copyright 2014 Google Inc.
 *
 * 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 com.google.gwt.core.client;

import com.google.gwt.junit.client.GWTTestCase;

/**
 * Tests {@link JsonUtils}.
 */
public class JsonUtilsTest extends GWTTestCase {
  @Override
  public String getModuleName() {
    return "com.google.gwt.core.Core";
  }

  public void testStringify() throws Exception {
    if (isFirefox40OrEarlier()) {
      return;
    }
    assertEquals("{\"a\":2}", JsonUtils.stringify(createJson()));
    assertEquals("{\n\t\"a\": 2\n}", JsonUtils.stringify(createJson(), "\t"));
    assertEquals("{\nXYZ\"a\": 2\n}", JsonUtils.stringify(createJson(), "XYZ"));
  }

  private native JavaScriptObject createJson() /*-{
    return { a: 2 };
  }-*/;

  private static native boolean isFirefox40OrEarlier() /*-{
    return @com.google.gwt.dom.client.DOMImplMozilla::isGecko2OrBefore()();
  }-*/;
}