content: /*
   * Created on Aug 5, 2009
   *
   * 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 @2009-2013 the original author or authors.
   */
  package org.fest.swing.core;
  
  import static org.fest.assertions.Assertions.assertThat;
  import static org.fest.swing.edt.GuiActionRunner.execute;
  import static org.fest.util.Lists.newArrayList;
  import static org.mockito.Mockito.when;
  
  import java.awt.Component;
  import java.util.Collection;
  import java.util.List;
  
  import javax.swing.JButton;
  import javax.swing.JFrame;
  
  import org.fest.swing.edt.GuiQuery;
  import org.fest.swing.edt.GuiTask;
  import org.fest.swing.hierarchy.SingleComponentHierarchy;
  import org.junit.After;
  import org.junit.Test;
  
  /**
   * Tests for {@link SingleComponentHierarchy#childrenOf(Component)}.
   *
   * @author Alex Ruiz
   */
  public class SingleComponentHierarchy_childrenOf_Test extends SingleComponentHierarchy_TestCase {
    private FrameWithButton parent;
  
    @Override
    void onSetUp() {
      parent = FrameWithButton.createNew();
    }
  
    @After
    public void tearDown() {
      execute(new GuiTask() {
        @Override
        protected void executeInEDT() {
          parent.setVisible(false);
          parent.dispose();
        }
      });
    }
  
    @Test
    public void should_return_children_of_Component() {
      List<Component> children = newArrayList((Component) parent.button);
      when(hierarchyDelegate.childrenOf(parent)).thenReturn(children);
      Collection<Component> foundChildren = hierarchy.childrenOf(parent);
      assertThat(foundChildren).isSameAs(children);
    }
  
    private static class FrameWithButton extends JFrame {
      final JButton button = new JButton();
  
      static FrameWithButton createNew() {
        return execute(new GuiQuery<FrameWithButton>() {
          @Override
          protected FrameWithButton executeInEDT() {
            return new FrameWithButton();
          }
        });
      }
  
      private FrameWithButton() {
        add(button);
      }
    }
  }
  