content: package ro.isdc.wro.model.resource.processor.decorator;
  
  import static org.junit.Assert.assertEquals;
  import static org.junit.Assert.assertFalse;
  import static org.junit.Assert.assertTrue;
  import static org.mockito.Mockito.verify;
  import static org.mockito.Mockito.when;
  
  import java.io.Reader;
  import java.io.StringReader;
  import java.io.StringWriter;
  import java.io.Writer;
  import java.lang.annotation.Annotation;
  
  import org.junit.After;
  import org.junit.AfterClass;
  import org.junit.Before;
  import org.junit.BeforeClass;
  import org.junit.Test;
  import org.mockito.Mock;
  import org.mockito.Mockito;
  import org.mockito.MockitoAnnotations;
  
  import ro.isdc.wro.config.Context;
  import ro.isdc.wro.model.resource.Resource;
  import ro.isdc.wro.model.resource.ResourceType;
  import ro.isdc.wro.model.resource.SupportedResourceType;
  import ro.isdc.wro.model.resource.processor.ResourcePreProcessor;
  import ro.isdc.wro.model.resource.processor.impl.js.JSMinProcessor;
  import ro.isdc.wro.util.LazyInitializer;
  import ro.isdc.wro.util.WroTestUtils;
  
  
  /**
   * @author Alex Objelean
   */
  public class TestLazyProcessorDecorator {
    @Mock
    private Reader mockReader;
    @Mock
    private Writer mockWriter;
    private ProcessorDecorator mockProcessorDecorator;
    
    private LazyProcessorDecorator victim;
    
    @BeforeClass
    public static void onBeforeClass() {
      assertEquals(0, Context.countActive());
    }
    
    @AfterClass
    public static void onAfterClass() {
      assertEquals(0, Context.countActive());
    }
    
    @Before
    public void setUp() {
      Context.set(Context.standaloneContext());
      MockitoAnnotations.initMocks(this);
      mockProcessorDecorator = Mockito.spy(new ProcessorDecorator(new JSMinProcessor()));
    }
    
    @After
    public void tearDown() {
      Context.unset();
    }
    
    @Test(expected = NullPointerException.class)
    public void cannotProcessNullLazyProcessor()
        throws Exception {
      victim = new LazyProcessorDecorator(new LazyInitializer<ResourcePreProcessor>() {
        @Override
        protected ResourcePreProcessor initialize() {
          return null;
        }
      });
      WroTestUtils.createInjector().inject(victim);
      victim.process(null, mockReader, mockWriter);
    }
    
    @Test
    public void shouldInvokeLazyProcessor()
        throws Exception {
      final ResourceType expectedResourceType = ResourceType.CSS;
      when(mockProcessorDecorator.isMinimize()).thenReturn(true);
      when(mockProcessorDecorator.getSupportedResourceType()).thenReturn(new SupportedResourceType() {
        public Class<? extends Annotation> annotationType() {
          return SupportedResourceType.class;
        }
        
        public ResourceType value() {
          return expectedResourceType;
        }
      });
      when(mockProcessorDecorator.isSupported()).thenReturn(false);
      victim = new LazyProcessorDecorator(new LazyInitializer<ResourcePreProcessor>() {
        @Override
        protected ResourcePreProcessor initialize() {
          return mockProcessorDecorator;
        }
      });
      WroTestUtils.createInjector().inject(victim);
      victim.process(null, new StringReader(""), new StringWriter());
      assertTrue(victim.isMinimize());
      assertFalse(victim.isSupported());
      assertEquals(expectedResourceType, victim.getSupportedResourceType().value());
      verify(mockProcessorDecorator).process(Mockito.any(Resource.class), Mockito.any(Reader.class),
          Mockito.any(Writer.class));
    }
  }
  