gson-comments/gson/src/test/java/com/google/gson/InnerClassExclusionStrategyTest.java

/*
 * Copyright (C) 2008 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.gson;

import junit.framework.TestCase;

import java.lang.reflect.Field;

/**
 * Unit test for GsonBuilder.EXCLUDE_INNER_CLASSES.
 *
 * @author Joel Leitch
 */
public class InnerClassExclusionStrategyTest extends TestCase {
  public InnerClass innerClass;
  public StaticNestedClass staticNestedClass;

  private ExclusionStrategy strategy;

  @Override
  protected void setUp() throws Exception {
    super.setUp();
    innerClass = new InnerClass();
    staticNestedClass = new StaticNestedClass();
    strategy = GsonBuilder.EXCLUDE_INNER_CLASSES;
  }

  public void testExcludeInnerClassObject() throws Exception {
    Class<?> clazz = innerClass.getClass();
    assertTrue(strategy.shouldSkipClass(clazz));
  }

  public void testExcludeInnerClassField() throws Exception {
    Field f = getClass().getField("innerClass");
    assertTrue(strategy.shouldSkipField(new FieldAttributes(f)));
  }

  public void testIncludeStaticNestedClassObject() throws Exception {
    Class<?> clazz = staticNestedClass.getClass();
    assertFalse(strategy.shouldSkipClass(clazz));
  }

  public void testIncludeStaticNestedClassField() throws Exception {
    Field f = getClass().getField("staticNestedClass");
    assertFalse(strategy.shouldSkipField(new FieldAttributes(f)));
  }

  class InnerClass {
  }

  static class StaticNestedClass {
  }
}