/**
    * This file Copyright (c) 2015-2018 Magnolia International
    * Ltd.  (http://www.magnolia-cms.com). All rights reserved.
    *
    *
    * This file is dual-licensed under both the Magnolia
    * Network Agreement and the GNU General Public License.
    * You may elect to use one or the other of these licenses.
    *
   * This file is distributed in the hope that it will be
   * useful, but AS-IS and WITHOUT ANY WARRANTY; without even the
   * implied warranty of MERCHANTABILITY or FITNESS FOR A
   * PARTICULAR PURPOSE, TITLE, or NONINFRINGEMENT.
   * Redistribution, except as permitted by whichever of the GPL
   * or MNA you select, is prohibited.
   *
   * 1. For the GPL license (GPL), you can redistribute and/or
   * modify this file under the terms of the GNU General
   * Public License, Version 3, as published by the Free Software
   * Foundation.  You should have received a copy of the GNU
   * General Public License, Version 3 along with this program;
   * if not, write to the Free Software Foundation, Inc., 51
   * Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
   *
   * 2. For the Magnolia Network Agreement (MNA), this file
   * and the accompanying materials are made available under the
   * terms of the MNA which accompanies this distribution, and
   * is available at http://www.magnolia-cms.com/mna.html
   *
   * Any modifications to this file must keep this entire header
   * intact.
   *
   */
  package info.magnolia.templating.imaging.variation;
  
  import static org.hamcrest.CoreMatchers.*;
  import static org.junit.Assert.assertThat;
  import static org.mockito.Mockito.mock;
  
  import info.magnolia.imaging.operations.ImageOperation;
  import info.magnolia.imaging.operations.ImageOperationChain;
  import info.magnolia.imaging.operations.cropresize.AutoCropAndResize;
  import info.magnolia.imaging.operations.cropresize.BoundedResize;
  import info.magnolia.imaging.operations.cropresize.resizers.MultiStepResizer;
  import info.magnolia.imaging.operations.load.DefaultImageIOImageDecoder;
  import info.magnolia.imaging.operations.load.FromBinaryNode;
  import info.magnolia.imaging.operations.load.ImageDecoder;
  import info.magnolia.module.site.SiteManager;
  import info.magnolia.objectfactory.ComponentProvider;
  import info.magnolia.test.ComponentsTestUtil;
  import info.magnolia.test.mock.MockComponentProvider;
  
  import org.junit.After;
  import org.junit.Before;
  import org.junit.Test;
  
  /**
   * Tests for {@link info.magnolia.templating.imaging.variation.SimpleResizeVariation}.
   */
  public class SimpleResizeVariationTest {
  
      SimpleResizeVariation simpleResizeVariation;
  
      @Before
      public void setUp() {
          ComponentsTestUtil.setImplementation(ImageDecoder.class, DefaultImageIOImageDecoder.class);
          ComponentsTestUtil.setInstance(ComponentProvider.class, new MockComponentProvider());
  
          SiteManager siteManager = mock(SiteManager.class);
          simpleResizeVariation = new SimpleResizeVariation(siteManager);
      }
  
      @After
      public void tearDown() {
          ComponentsTestUtil.clear();
      }
  
      @Test
      public void initWithCrop() {
          // GIVEN
          simpleResizeVariation.setCrop(true);
          simpleResizeVariation.setWidth(100);
          simpleResizeVariation.setHeight(100);
          simpleResizeVariation.init();
  
          // WHEN
          ImageOperation imageOperation = simpleResizeVariation.getImageOperation();
  
          // THEN
          assertThat(imageOperation, instanceOf(ImageOperationChain.class));
          assertThat(((ImageOperationChain) imageOperation).getOperations().get(0), instanceOf(FromBinaryNode.class));
          assertThat(((ImageOperationChain) imageOperation).getOperations().get(1), instanceOf(AutoCropAndResize.class));
          assertThat(((AutoCropAndResize) ((ImageOperationChain) imageOperation).getOperations().get(1)).getResizer(), instanceOf(MultiStepResizer.class));
          assertThat(((AutoCropAndResize) ((ImageOperationChain) imageOperation).getOperations().get(1)).getTargetHeight(), is(100));
          assertThat(((AutoCropAndResize) ((ImageOperationChain) imageOperation).getOperations().get(1)).getTargetWidth(), is(100));
      }
  
      @Test
      public void initWithoutCrop() {
         // GIVEN
         simpleResizeVariation.setCrop(false);
         simpleResizeVariation.setWidth(100);
         simpleResizeVariation.setHeight(100);
         simpleResizeVariation.init();
 
         // WHEN
         ImageOperation imageOperation = simpleResizeVariation.getImageOperation();
 
         // THEN
         assertThat(imageOperation, instanceOf(ImageOperationChain.class));
         assertThat(((ImageOperationChain) imageOperation).getOperations().get(0), instanceOf(FromBinaryNode.class));
         assertThat(((ImageOperationChain) imageOperation).getOperations().get(1), instanceOf(BoundedResize.class));
         assertThat(((BoundedResize) ((ImageOperationChain) imageOperation).getOperations().get(1)).getResizer(), instanceOf(MultiStepResizer.class));
         assertThat(((BoundedResize) ((ImageOperationChain) imageOperation).getOperations().get(1)).getMaxHeight(), is(100));
         assertThat(((BoundedResize) ((ImageOperationChain) imageOperation).getOperations().get(1)).getMaxWidth(), is(100));
     }
 
 }