mappingexceptiontest.java

来自「好东西,hibernate-3.2.0,他是一开元的树杖hibernate-3.」· Java 代码 · 共 237 行

// $Id: SQLExceptionConversionTest.java 6847 2005-05-21 15:46:41Z oneovthafew $
package org.hibernate.test.mappingexception;

import java.io.ByteArrayInputStream;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.MalformedURLException;
import java.net.URL;

import junit.framework.Test;
import junit.framework.TestSuite;

import org.hibernate.DuplicateMappingException;
import org.hibernate.Hibernate;
import org.hibernate.InvalidMappingException;
import org.hibernate.MappingException;
import org.hibernate.MappingNotFoundException;
import org.hibernate.test.TestCase;
import org.hibernate.util.ConfigHelper;

/**
 * Test for various mapping exceptions thrown when mappings are not found or invalid.
 *
 * @author Max Rydahl Andersen
 */
public class MappingExceptionTest extends TestCase {

	public MappingExceptionTest(String name) {
		super(name);
	}

	protected String[] getMappings() {
		return new String[] {"mappingexception/User.hbm.xml"};
	}

	public void testNotFound() throws MappingException, MalformedURLException {
		
		try {
			getCfg().addCacheableFile( "completelybogus.hbm.xml" );
			fail();
		} catch(InvalidMappingException inv) { // TODO: should be MappingNotFound
			assertEquals(inv.getType(), "file");
			assertEquals(inv.getPath(), "completelybogus.hbm.xml");
			assertClassAssignability( inv.getCause().getClass(), MappingNotFoundException.class);
		}
		
		try {
			getCfg().addCacheableFile( new File("completelybogus.hbm.xml") );
			fail();
		} catch(InvalidMappingException inv) { // TODO: should be MappingNotFound
			assertEquals(inv.getType(), "file");
			assertEquals(inv.getPath(), "completelybogus.hbm.xml");
			assertClassAssignability( inv.getCause().getClass(), MappingNotFoundException.class);
		}

		try {
			getCfg().addClass( Hibernate.class ); // TODO: String.class result in npe, because no classloader exists for it
			fail();
		} catch(MappingNotFoundException inv) { 
			assertEquals(inv.getType(), "resource");
			assertEquals(inv.getPath(), "org/hibernate/Hibernate.hbm.xml");
		}
		
		try {
			getCfg().addFile( "completelybogus.hbm.xml" ); 
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "file");
			assertEquals(inv.getPath(), "completelybogus.hbm.xml");
			assertClassAssignability( inv.getCause().getClass(), MappingNotFoundException.class);
		}
		
		try {
			getCfg().addFile( new File("completelybogus.hbm.xml")); 
			fail();
		} catch(InvalidMappingException inv) { // TODO: could be a MappingNotFoundException
			assertEquals(inv.getType(), "file");
			assertEquals(inv.getPath(), "completelybogus.hbm.xml");
		}
		
		try {
			getCfg().addInputStream( new ByteArrayInputStream(new byte[0])); 
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "input stream");
			assertEquals(inv.getPath(), null);
		}
		
		try {
			getCfg().addResource( "nothere" );
			fail();
		} catch(MappingNotFoundException inv) { 
			assertEquals(inv.getType(), "resource");
			assertEquals(inv.getPath(), "nothere");
		}
		
		try {
			getCfg().addResource( "nothere", getClass().getClassLoader() );
			fail();
		} catch(MappingNotFoundException inv) { 
			assertEquals(inv.getType(), "resource");
			assertEquals(inv.getPath(), "nothere");
		}
		
		try {
			getCfg().addURL( new URL("file://nothere") );
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "URL");
			assertEquals(inv.getPath(), "file://nothere");
		}				
	}
	
	public void testDuplicateMapping() {
		try {
			getCfg().addResource( getBaseForMappings() + "mappingexception/User.hbm.xml" );
			fail();
		} catch(InvalidMappingException inv) {
			assertEquals(inv.getType(), "resource");
			assertEquals(inv.getPath(), getBaseForMappings() + "mappingexception/User.hbm.xml");
			assertClassAssignability( inv.getCause().getClass(), DuplicateMappingException.class);
		}
	}
	
	 void copy(InputStream in, File dst) throws IOException {
	        OutputStream out = new FileOutputStream(dst);
	    
	        // Transfer bytes from in to out
	        byte[] buf = new byte[1024];
	        int len;
	        while ((len = in.read(buf)) > 0) {
	            out.write(buf, 0, len);
	        }
	        in.close();
	        out.close();
	 }
	 
	public void testInvalidMapping() throws MappingException, IOException {
		String resourceName = getBaseForMappings() + "mappingexception/InvalidMapping.hbm.xml";
		
		File file = File.createTempFile( "TempInvalidMapping", ".hbm.xml" );
		file.deleteOnExit();
		copy( ConfigHelper.getConfigStream( resourceName ), file );
		
		try {
			getCfg().addCacheableFile( file.getAbsolutePath() );
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "file");
			assertNotNull(inv.getPath()); 
			assertTrue(inv.getPath().endsWith(".hbm.xml"));
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));			
		}
		
		try {
			getCfg().addCacheableFile( file );
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "file");
			assertNotNull(inv.getPath()); 
			assertTrue(inv.getPath().endsWith(".hbm.xml"));
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));
		}

		try {
			getCfg().addClass( InvalidMapping.class ); 
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "resource");
			assertEquals(inv.getPath(), "org/hibernate/test/mappingexception/InvalidMapping.hbm.xml");
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));
		}
		
		try {
			getCfg().addFile( file.getAbsolutePath() ); 
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "file");
			assertEquals(inv.getPath(), file.getPath());
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));
		}
		
		try {
			getCfg().addFile( file ); 
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "file");
			assertEquals(inv.getPath(), file.getPath());
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));
		}
		
		
		try {
			getCfg().addInputStream( ConfigHelper.getResourceAsStream( resourceName ) ); 
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "input stream");
			assertEquals(inv.getPath(), null);
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));
		}
		
		try {
			getCfg().addResource( resourceName );
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "resource");
			assertEquals(inv.getPath(), resourceName);
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));
		}
		
		try {
			getCfg().addResource( resourceName, getClass().getClassLoader() );
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "resource");
			assertEquals(inv.getPath(), resourceName);
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));
		}
		
		try {
			getCfg().addURL( ConfigHelper.findAsResource( resourceName ) );
			fail();
		} catch(InvalidMappingException inv) { 
			assertEquals(inv.getType(), "URL");
			assertTrue(inv.getPath().endsWith("InvalidMapping.hbm.xml"));
			assertTrue(!(inv.getCause() instanceof MappingNotFoundException ));
		}		
	}
	
	public static Test suite() {
		return new TestSuite(MappingExceptionTest.class);
	}
}