package liquibase.servicelocator;
   
   import java.io.File;
   import java.lang.reflect.Modifier;
   import java.net.MalformedURLException;
   import java.net.URL;
   
   import liquibase.database.Database;
   import liquibase.parser.ChangeLogParser;
  import liquibase.resource.ClassLoaderResourceAccessor;
  import liquibase.resource.CompositeResourceAccessor;
  import liquibase.test.TestContext;
  import org.junit.After;
  import static org.junit.Assert.*;
  import org.junit.Before;
  import org.junit.Test;
  
  public class ServiceLocatorTest {
      private ServiceLocator serviceLocator;
  
      @Before
      public void setup() throws Exception{
          CompositeResourceAccessor resourceAccessor = new CompositeResourceAccessor(new ClassLoaderResourceAccessor(), TestContext.getInstance().getTestResourceAccessor());
  
          serviceLocator = ServiceLocator.getInstance();
          serviceLocator.setResourceAccessor(resourceAccessor);
      }
  
      @After
      public void teardown() {
          ServiceLocator.reset();
      }
  
      @Test
       public void reset() {
           ServiceLocator instance1 = ServiceLocator.getInstance();
           ServiceLocator.reset();
           assertFalse(instance1 == ServiceLocator.getInstance());
       }
  
  
      @Test
      public void getClasses() throws Exception {
          Class[] classes = serviceLocator.findClasses(ChangeLogParser.class);
          assertTrue(classes.length > 0);
      }
  
      @Test
      public void findClass() throws Exception {
          Class[] classes = serviceLocator.findClasses(Database.class);
          for (Class clazz : classes) {
              assertFalse(clazz.getName()+" is abstract", Modifier.isAbstract(clazz.getModifiers()));                    
              assertFalse(clazz.getName()+" is an interface", Modifier.isInterface(clazz.getModifiers()));
              assertNotNull(clazz.getConstructors());
          }
          assertTrue(classes.length > 0);
      }
  
  //    @Test
  //    public void extractZipFile() throws MalformedURLException {
  //        File zipFile = ServiceLocator.extractZipFile(new URL(
  //                "jar:file:/C:/My%20Projects/liquibase2/liquibase-integration-tests/src/test/resources/ext/jars/liquibase-samplesqlgenerator.jar!/liquibase/sqlgenerator"));
  //        assertEquals("C:/My Projects/liquibase2/liquibase-integration-tests/src/test/resources/ext/jars/liquibase-samplesqlgenerator.jar", zipFile.toString().replace(
  //                '\\', '/'));
  //        zipFile = ServiceLocator.extractZipFile(new URL(
  //                "jar:file:/home/myuser/liquibase2/liquibase-integration-tests/src/test/resources/ext/jars/liquibase-samplesqlgenerator.jar!/liquibase/sqlgenerator"));
  //        assertEquals("/home/myuser/liquibase2/liquibase-integration-tests/src/test/resources/ext/jars/liquibase-samplesqlgenerator.jar", zipFile.toString().replace('\\',
  //                '/'));
  //    }
  }