content: /*
   * Created on Jan 5, 2010
   *
   * 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 @2010-2013 the original author or authors.
   */
  package org.fest.swing.util;
  
  import static org.fest.assertions.Assertions.assertThat;
  import static org.fest.swing.test.core.CommonAssertions.failWhenExpectingException;
  import static org.mockito.Mockito.mock;
  import static org.mockito.Mockito.verify;
  
  import org.junit.Before;
  import org.junit.Test;
  
  /**
   * Tests for {@link AWTExceptionHandlerInstaller#installAWTExceptionHandler(Class, SystemPropertyWriter)}.
   *
   * @author Alex Ruiz
   */
  public class AWTExceptionHandlerInstaller_installAWTExceptionHandler_Test {
    private SystemPropertyWriter writer;
  
    @Before
    public void setUp() {
      writer = mock(SystemPropertyWriter.class);
    }
  
    @Test
    public void should_install_AWT_event_handler() {
      Class<CorrectEventHandler> exceptionHandlerType = CorrectEventHandler.class;
      AWTExceptionHandlerInstaller.installAWTExceptionHandler(exceptionHandlerType, writer);
      verify(writer).updateSystemProperty("sun.awt.exception.handler", exceptionHandlerType.getName());
   }
  
    @Test
    public void should_throw_error_if_AWT_event_handler_type_does_not_have_default_constructor() {
      try {
        AWTExceptionHandlerInstaller.installAWTExceptionHandler(WrongEventHandler.class, writer);
        failWhenExpectingException();
      } catch (IllegalArgumentException e) {
        assertThat(e.getMessage()).isEqualTo("The exception handler type should have a default constructor");
      }
    }
  
    static class CorrectEventHandler {}
  
    static class WrongEventHandler {
      public WrongEventHandler(String something) {
        if (something == null) {
          return;
        }
      }
    }
  }
  