package com.atlassian.plugin.loaders.classloading;
   
   import java.io.File;
   import java.util.Collection;
   
   import org.junit.After;
   import org.junit.Before;
   import org.junit.Test;
   
  import static org.hamcrest.MatcherAssert.assertThat;
  import static org.hamcrest.Matchers.empty;
  
  public class TestEmptyScanner
  {
      private EmptyScanner emptyScanner;
  
      @Before
      public void setUp()
      {
          emptyScanner = new EmptyScanner();
      }
  
      @After
      public void tearDown()
      {
          emptyScanner = null;
      }
  
      @Test
      public void scanReturnsEmpty()
      {
          final Collection<DeploymentUnit> deploymentUnits = emptyScanner.scan();
          assertThat(deploymentUnits, empty());
      }
  
      @Test
      public void getDeploymentUnitsReturnsEmpty()
      {
          final Collection<DeploymentUnit> deploymentUnits = emptyScanner.getDeploymentUnits();
          assertThat(deploymentUnits, empty());
      }
  
      @Test
      public void resetDoesNotThrow()
      {
          emptyScanner.reset();
      }
  
      @Test
      public void removeDoesNotThrow()
      {
          final DeploymentUnit deploymentUnit = new DeploymentUnit(new File("unit"));
          emptyScanner.remove(deploymentUnit);
      }
  }