content: /*
   * Created on Mar 21, 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 the original author or authors.
   */
  package org.fest.swing.junit.ant;
  
  import static java.lang.String.valueOf;
  import static java.security.AccessController.doPrivileged;
  import static org.easymock.EasyMock.expectLastCall;
  import static org.easymock.classextension.EasyMock.createMock;
  import static org.fest.assertions.Assertions.assertThat;
  import static org.fest.reflect.core.Reflection.field;
  
  import java.security.PrivilegedAction;
  
  import org.apache.tools.ant.taskdefs.optional.junit.JUnitTest;
  import org.fest.mocks.EasyMockTemplate;
  import org.fest.swing.junit.xml.XmlNode;
  import org.junit.*;
  
  /**
   * Tests for <code>{@link ScreenshotOnFailureResultFormatter#onFailureOrError(junit.framework.Test, Throwable, XmlNode)}</code>.
   *
   * @author Alex Ruiz
   */
  public class ScreenshotOnFailureResultFormatter_onFailureOrError_Test {
  
    private static final String HEADLESS_MODE_PROPERTY = "java.awt.headless";
  
    private ScreenshotOnFailureResultFormatter formatter;
  
    @Before public void setUp() {
      formatter = new ScreenshotOnFailureResultFormatter();
    }
  
    @Ignore("this test passes only when run individually")
    public void should_write_error_in_XML_document_if_ScreenshotWriter_could_not_be_created() {
      headlessAWT(true); // force an ImageException to be thrown
      try {
        formatter.startTestSuite(new JUnitTest());
        XmlNode root = formatter.xmlRootNode();
        assertThat(root.size()).isEqualTo(2);
        XmlNode errorNode = root.child(1);
        assertThat(errorNode.name()).isEqualTo("error");
      } finally {
        headlessAWT(false);
      }
    }
  
    private void headlessAWT(final boolean headless) {
      doPrivileged(new PrivilegedAction<Void>() {
        public Void run() {
          System.setProperty(HEADLESS_MODE_PROPERTY, valueOf(headless));
          return null;
        }
      });
    }
  
    @Test
    public void should_take_screenshot_when_test_fails() {
      final ScreenshotXmlWriter writer = createMock(ScreenshotXmlWriter.class);
      updateWriterInFormatter(writer);
      final junit.framework.Test test = failingTest();
      final XmlNode errorElement = createMock(XmlNode.class);
      new EasyMockTemplate(writer) {
        @Override protected void expectations() {
          writer.writeScreenshot(errorElement, test);
          expectLastCall().once();
        }
  
        @Override protected void codeToTest() {
          formatter.onFailureOrError(test, new Throwable(), errorElement);
        }
      }.run();
    }
  
    @Test
    public void should_not_take_screenshot_when_test_fails_if_ScreenshotWriter_is_null() {
      updateWriterInFormatter(null);
      formatter.onFailureOrError(failingTest(), new Throwable(), createMock(XmlNode.class));
      // no assertions to be made...are we sure this test is meaningful?
    }
  
    private void updateWriterInFormatter(final ScreenshotXmlWriter writer) {
      field("screenshotXmlWriter").ofType(ScreenshotXmlWriter.class).in(formatter).set(writer);
    }
  
    private junit.framework.Test failingTest() {
      return createMock(junit.framework.Test.class);
    }
  }
  