content: /*
   * Copyright 2011 Wro4j 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 ro.isdc.wro.extensions.model.factory;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertNotNull;
  
  import java.io.IOException;
  import java.io.InputStream;
  import java.util.ArrayList;
  import java.util.Arrays;
  import java.util.List;
  import java.util.concurrent.Callable;
  
  import org.junit.After;
  import org.junit.Assert;
  import org.junit.Before;
  import org.junit.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import ro.isdc.wro.WroRuntimeException;
  import ro.isdc.wro.config.Context;
  import ro.isdc.wro.config.support.ContextPropagatingCallable;
  import ro.isdc.wro.model.WroModel;
  import ro.isdc.wro.model.WroModelInspector;
  import ro.isdc.wro.model.factory.DefaultWroModelFactoryDecorator;
  import ro.isdc.wro.model.factory.WroModelFactory;
  import ro.isdc.wro.model.group.Group;
  import ro.isdc.wro.model.group.RecursiveGroupDefinitionException;
  import ro.isdc.wro.model.resource.ResourceType;
  import ro.isdc.wro.model.transformer.WildcardExpanderModelTransformer;
  import ro.isdc.wro.util.Transformer;
  import ro.isdc.wro.util.WroTestUtils;
  
  
  /**
   * Test {@link GroovyModelFactory}
   *
   * @author Romain Philibert
   * @created 19 Jul 2011
   */
  public class TestGroovyModelFactory {
    private static final Logger LOG = LoggerFactory.getLogger(TestGroovyModelFactory.class);
    private WroModelFactory factory;
  
    @Before
    public void setUp() {
      Context.set(Context.standaloneContext());
    }
  
    @After
    public void tearDown() {
      Context.unset();
    }
  
    @Test(expected = WroRuntimeException.class)
    public void testInvalidStream()
        throws Exception {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          throw new IOException();
        }
      };
      factory.create();
    }
  
    @Test
    public void createValidModel() {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return TestGroovyModelFactory.class.getResourceAsStream("wro.groovy");
        };
      };
      final WroModel model = factory.create();
      Assert.assertNotNull(model);
      Assert.assertEquals(Arrays.asList("g1", "g2"), new WroModelInspector(model).getGroupNames());
      Assert.assertEquals(2, model.getGroupByName("g1").getResources().size());
      Assert.assertTrue(model.getGroupByName("g1").getResources().get(0).isMinimize());
      Assert.assertEquals("/static/app.js", model.getGroupByName("g1").getResources().get(0).getUri());
      Assert.assertEquals(ResourceType.JS, model.getGroupByName("g1").getResources().get(0).getType());
      Assert.assertTrue(model.getGroupByName("g1").getResources().get(1).isMinimize());
      Assert.assertEquals("/static/app.css", model.getGroupByName("g1").getResources().get(1).getUri());
      Assert.assertEquals(ResourceType.CSS, model.getGroupByName("g1").getResources().get(1).getType());
      Assert.assertEquals(2, model.getGroupByName("g2").getResources().size());
      Assert.assertFalse(model.getGroupByName("g2").getResources().get(1).isMinimize());
  
      LOG.debug("model: ", model);
    }
  
    @Test
    public void createValidModelContainingHiphen() {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return getClass().getResourceAsStream("wroWithHiphen.groovy");
        }
      };
      final WroModel model = factory.create();
      Assert.assertNotNull(model.getGroupByName("group-with-hiphen"));
    }
  
    @Test
    public void createGroupReferenceOrderShouldNotMatter() {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return getClass().getResourceAsStream("wroGroupRefOrder.groovy");
        }
      };
      Assert.assertNotNull(factory.create());
    }
  
    @Test
    public void shouldSupportAbstractGroup() {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return getClass().getResourceAsStream("abstractGroup.groovy");
        }
      };
      final WroModel model = factory.create();
      assertNotNull(model);
      assertEquals(1, model.getGroups().size());
      final Group group = model.getGroups().iterator().next();
      assertEquals("nonAbstractGroup", group.getName());
      assertEquals(1, group.getResources().size());
    }
  
    @Test(expected = RecursiveGroupDefinitionException.class)
    public void testRecursiveGroupReference() {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return getClass().getResourceAsStream("wroRecursiveReference.groovy");
        }
      };
      factory.create();
    }
  
    @Test(expected = WroRuntimeException.class)
    public void testDuplicateGroupName() {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return getClass().getResourceAsStream("wroDuplicateGroupName.groovy");
        }
      };
      factory.create();
    }
  
    /**
     * Test the usecase when the resource has no URI.
     */
    @Test(expected = WroRuntimeException.class)
    public void createIncompleteModel() {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return getClass().getResourceAsStream("IncompleteWro.groovy");
        }
      };
      factory.create();
    }
  
    @Test
    public void shouldBeThreadSafe()
        throws Exception {
      factory = new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return TestGroovyModelFactory.class.getResourceAsStream("wro.groovy");
        };
      };
      WroTestUtils.init(factory);
      final WroModel expectedModel = factory.create();
      WroTestUtils.runConcurrently(new Callable<Void>() {
        @Override
        public Void call()
            throws Exception {
          Assert.assertEquals(expectedModel, factory.create());
          return null;
        }
      });
    }
  
    @Test
    public void decoratedModelShouldBeThreadSafe()
        throws Exception {
      final List<Transformer<WroModel>> modelTransformers = new ArrayList<Transformer<WroModel>>();
      modelTransformers.add(new WildcardExpanderModelTransformer());
  
      factory = DefaultWroModelFactoryDecorator.decorate(new GroovyModelFactory() {
        @Override
        protected InputStream getModelResourceAsStream()
            throws IOException {
          return TestGroovyModelFactory.class.getResourceAsStream("wro.groovy");
        };
      }, modelTransformers);
      WroTestUtils.init(factory);
      final WroModel expectedModel = factory.create();
      WroTestUtils.runConcurrently(new ContextPropagatingCallable<Void>(new Callable<Void>() {
        @Override
        public Void call()
            throws Exception {
          Assert.assertEquals(expectedModel, factory.create());
          return null;
        }
      }));
    }
  }
  