content: /*
   * Copyright (c) 2010. All rights reserved.
   */
  package ro.isdc.wro.extensions.processor;
  
  import java.io.File;
  import java.io.IOException;
  import java.io.StringReader;
  import java.io.StringWriter;
  import java.net.URL;
  import java.util.concurrent.Callable;
  
  import org.apache.commons.io.filefilter.WildcardFileFilter;
  import org.junit.Before;
  import org.junit.Test;
  
  import ro.isdc.wro.extensions.processor.css.CssLintProcessor;
  import ro.isdc.wro.extensions.processor.support.csslint.CssLintException;
  import ro.isdc.wro.model.resource.Resource;
  import ro.isdc.wro.model.resource.ResourceType;
  import ro.isdc.wro.util.Transformers;
  import ro.isdc.wro.util.WroTestUtils;
  
  
  /**
   * Test {@link CssLintProcessor}.
   *
   * @author Alex Objelean
   */
  public class TestCssLintProcessor {
    private CssLintProcessor victim;
  
    @Before
    public void setUp() {
      victim = new CssLintProcessor();
    }
  
    @Test
    public void testFromFolder()
        throws IOException {
      final URL url = getClass().getResource("csslint");
  
      final File testFolder = new File(url.getFile());
      WroTestUtils.compareFromSameFolder(testFolder, new WildcardFileFilter("*.css"), Transformers.noOpTransformer(),
          victim);
    }
  
    @Test
    public void shouldBeThreadSafe()
        throws Exception {
      final CssLintProcessor lessCss = new CssLintProcessor() {
        @Override
        protected void onCssLintException(final CssLintException e, final Resource resource) {
          throw e;
        }
      };
      final Callable<Void> task = new Callable<Void>() {
        @Override
        public Void call() {
          try {
            lessCss.process(new StringReader(createValidCss()), new StringWriter());
          } catch (final Exception e) {
            throw new RuntimeException(e);
          }
          return null;
        }
      };
      WroTestUtils.runConcurrently(task);
    }
  
    private String createValidCss() {
      return ".label {color: red;}";
    }
  
    @Test
    public void shouldSupportCorrectResourceTypes() {
      WroTestUtils.assertProcessorSupportResourceTypes(victim, ResourceType.CSS);
    }
  
    @Test
    public void canSetNullOptions()
        throws Exception {
      final String[] options = null;
      victim.setOptions(options);
      victim.process(null, new StringReader(createValidCss()), new StringWriter());
    }
  
    @Test(expected = CssLintException.class)
    public void shouldFailWhenProcessingCssWithErrors()
        throws Exception {
      victim = new CssLintProcessor() {
        @Override
        protected void onCssLintException(final CssLintException e, final Resource resource) {
          throw e;
        }
      };
      victim.setOptions("import");
      victim.process(null, new StringReader("@import url(more.css);"), new StringWriter());
    }
  
    @Test(expected = CssLintException.class)
    public void shouldOverrideDefaultOptions()
        throws Exception {
      victim = new CssLintProcessor() {
        @Override
        protected String createDefaultOptions() {
          return "import";
        }
  
        @Override
        protected void onCssLintException(final CssLintException e, final Resource resource) {
          throw e;
        }
      };
      victim.process(null, new StringReader("@import url(more.css);"), new StringWriter());
    }
  }
  