📄 testnsprefix.java

📁 Jena推理机
💻 JAVA
字号:
/*
  (c) Copyright 2002, 2003, 2004, 2005, 2006, 2007 Hewlett-Packard Development Company, LP
  [See end of file]
  $Id: TestNsPrefix.java,v 1.11 2007/01/02 11:50:15 andy_seaborne Exp $
*/

package com.hp.hpl.jena.db.test;

/**
 * 
 * This tests basic open/create operations on the modelRDB.
 * 
 * To run, you must have a mySQL database operational on
 * localhost with a database name of "test" and allow use
 * by a user named "test" with an empty password.
 * 
 * (based in part on model tests written earlier by bwm and kers)
 * 
 * @author csayers
 * @version 0.1
*/

import com.hp.hpl.jena.db.*;
import com.hp.hpl.jena.rdf.model.test.ModelTestBase;
import com.hp.hpl.jena.shared.PrefixMapping;
import com.hp.hpl.jena.shared.impl.PrefixMappingImpl;
import com.hp.hpl.jena.shared.test.AbstractTestPrefixMapping;

import junit.framework.*;

public class TestNsPrefix extends ModelTestBase {    
        
    public TestNsPrefix( String name )
        { super( name ); }
    
    public static TestSuite suite()
        { return new TestSuite( TestNsPrefix.class ); }           
    
    protected void setUp() throws java.lang.Exception {    	
    }
    
    protected void tearDown() throws java.lang.Exception {
    }    
        
    protected PrefixMapping getMapping() 
        {
        IDBConnection conn = TestConnection.makeAndCleanTestConnection();
        return ModelRDB.createModel( conn );
        }
    
	public void testSinglePrefix() throws java.lang.Exception {
		String testPrefix = "testPrefix";
		String testURI = "http://someTestURI#";
		IDBConnection conn = TestConnection.makeAndCleanTestConnection();
		ModelRDB m = ModelRDB.createModel(conn);
		assertEquals( 0, m.getNsPrefixMap().size() ); // brand new model should have no prefixes
		m.setNsPrefix(testPrefix,testURI);
		assertEquals( 1, m.getNsPrefixMap().size() );
		assertEquals( testURI, m.getNsPrefixURI( testPrefix ) );		
		m.close();
		conn.close();		
	}

	public void testDuplicatePrefix() throws java.lang.Exception {
		String testPrefix = "testPrefix";
		String testURI = "http://someTestURI#";
		IDBConnection conn = TestConnection.makeAndCleanTestConnection();
		ModelRDB m = ModelRDB.createModel(conn);
		assertEquals( 0, m.getNsPrefixMap().size() ); // brand new model should have no prefixes
		m.setNsPrefix( testPrefix,testURI );
		m.setNsPrefix( testPrefix,testURI );
		assertEquals( 1, m.getNsPrefixMap().size() );
		assertEquals( testURI, m.getNsPrefixURI( testPrefix ) );		
		m.close();
		conn.close();		
	}

	public void testChangingPrefixMapping() throws java.lang.Exception {
		String testPrefix = "testPrefix";
		String testURI = "http://someTestURI#";
		String someOtherTestURI = "http://someOtherTestURI#";
		IDBConnection conn = TestConnection.makeAndCleanTestConnection();
		ModelRDB m = ModelRDB.createModel(conn);
		assertEquals( 0, m.getNsPrefixMap().size() ); // brand new model should have no prefixes
		m.setNsPrefix(testPrefix,testURI);
		m.setNsPrefix(testPrefix,someOtherTestURI);
		assertEquals( 1, m.getNsPrefixMap().size() );
		assertDiffer( testURI, m.getNsPrefixURI( testPrefix ) );		
		assertEquals( someOtherTestURI, m.getNsPrefixURI( testPrefix ) );		
		m.close();
		conn.close();		
	}

	public void testPersistenceOfPrefixes() throws java.lang.Exception {
		String testPrefix = "testPrefix";
		String testURI = "http://someTestURI#";
		IDBConnection conn = TestConnection.makeAndCleanTestConnection();
		ModelRDB m = ModelRDB.createModel(conn);
		assertEquals( 0, m.getNsPrefixMap().size() ); // brand new model should have no prefixes
        m.setNsPrefix(testPrefix,testURI);
		assertEquals( 1, m.getNsPrefixMap().size() );
		assertEquals( testURI, m.getNsPrefixURI( testPrefix ) );		
		m.close();
		
		// Now create a different model and check there is no prefix
		// and that removing it has no effect on the first model.
		ModelRDB m2 = ModelRDB.createModel(conn,"myName");
		assertEquals( 0, m2.getNsPrefixMap().size() );
		m2.remove();
		m2.close();
		
		// Now reopen the first Model and check the prefix was persisted
		ModelRDB m3 = ModelRDB.open(conn);
		assertEquals( 1, m3.getNsPrefixMap().size() );
		assertEquals( testURI, m3.getNsPrefixURI( testPrefix ) );		
		m3.close();
		
		conn.close();		
	}
	
	public void testIdependenceOfPrefixes() throws java.lang.Exception {
		String testPrefix1 = "testPrefix1";
		String testURI1 = "http://someTestURI1#";
		String testPrefix2 = "testPrefix2";
		String testURI2 = "http://someTestURI2#";
		String testPrefix3 = "testPrefix3";
		String testURI3 = "http://someTestURI3#";
		IDBConnection conn = TestConnection.makeAndCleanTestConnection();
		
		// Create a first model with a set of prefixes
		ModelRDB m = ModelRDB.createModel(conn);
		assertEquals( 0, m.getNsPrefixMap().size() ); // brand new model should have no prefixes
		m.setNsPrefix(testPrefix1,testURI1);
		m.setNsPrefix(testPrefix2,testURI2);
		assertEquals( 2, m.getNsPrefixMap().size() );
		assertEquals( testURI1, m.getNsPrefixURI( testPrefix1 ) );		
		assertEquals( testURI2, m.getNsPrefixURI( testPrefix2 ) );		
		
		// Create a second model with an overlapping set of prefixes
		ModelRDB m2 = ModelRDB.createModel(conn,"secondGraph");
		assertEquals( 0, m2.getNsPrefixMap().size() ); // brand new model should have no prefixes
		m2.setNsPrefix(testPrefix2,testURI2);
		m2.setNsPrefix(testPrefix3,testURI3);
		
		// Verify second model has the correct contents
		assertEquals( 2, m2.getNsPrefixMap().size() );
		assertEquals( testURI2, m2.getNsPrefixURI( testPrefix2 ) );		
		assertEquals( testURI3, m2.getNsPrefixURI( testPrefix3 ) );		
		
		// Verify that first model was unchanged.
		assertEquals( 2, m.getNsPrefixMap().size() );
		assertEquals( testURI1, m.getNsPrefixURI( testPrefix1 ) );		
		assertEquals( testURI2, m.getNsPrefixURI( testPrefix2 ) );		
		
		// Now remove the second model
		m2.remove();
		m2.close();
		m2 = null;
		
		// Verify that first model was still unchanged.
		assertEquals( 2, m.getNsPrefixMap().size() );
		assertEquals( testURI1, m.getNsPrefixURI( testPrefix1 ) );		
		assertEquals( testURI2, m.getNsPrefixURI( testPrefix2 ) );		
		
		// Now close and reopen the first Model and check the prefix was persisted
		m.close();
		m = null;
		
		ModelRDB m3 = ModelRDB.open(conn);
		assertEquals( 2, m3.getNsPrefixMap().size() );
		assertEquals( testURI1, m3.getNsPrefixURI( testPrefix1 ) );		
		assertEquals( testURI2, m3.getNsPrefixURI( testPrefix2 ) );		
		m3.close();
		
		conn.close();		
	}
	
	public void testPersistedChangedPrefixes() throws java.lang.Exception {
		String testPrefix1 = "testPrefix1";
		String testURI1 = "http://someTestURI/1#";
		String testURI1b = "http://someTestURI/1b#";
		String testPrefix2 = "testPrefix2";
		String testURI2 = "http://someTestURI/2#";
		String testPrefix3 = "testPrefix3";
		String testURI3 = "http://someTestURI/3#";
		IDBConnection conn = TestConnection.makeAndCleanTestConnection();
		
		ModelRDB m = ModelRDB.createModel(conn);
		assertEquals( 0, m.getNsPrefixMap().size() ); // brand new model should have no prefixes
		m.setNsPrefix(testPrefix1,testURI1);
		m.setNsPrefix(testPrefix2,testURI2);
		assertEquals( 2, m.getNsPrefixMap().size() );
		assertEquals( testURI1, m.getNsPrefixURI( testPrefix1 ) );		
		assertEquals( testURI2, m.getNsPrefixURI( testPrefix2 ) );		
		m.close();
		m=null;
		
		// Now reopen the first Model and check the prefixes were persisted
		ModelRDB m2 = ModelRDB.open(conn);
		assertEquals( 2, m2.getNsPrefixMap().size() );
		assertEquals( testURI1, m2.getNsPrefixURI(testPrefix1) );		
		assertEquals( testURI2, m2.getNsPrefixURI(testPrefix2) );		
		
		// Now change one prefix and add a third
		m2.setNsPrefix(testPrefix1,testURI1b);
		m2.setNsPrefix(testPrefix3, testURI3);				

		assertEquals( 3, m2.getNsPrefixMap().size() );
		assertEquals( testURI1b, m2.getNsPrefixURI(testPrefix1) );		
		assertEquals( testURI2, m2.getNsPrefixURI(testPrefix2) );		
		assertEquals( testURI3, m2.getNsPrefixURI(testPrefix3) );		

		m2.close();
		m2 = null;
		
		// Now reopen again and check it's all still as expected.
		ModelRDB m3 = ModelRDB.open(conn);
		assertEquals( 3, m3.getNsPrefixMap().size() );
		assertEquals( testURI1b, m3.getNsPrefixURI(testPrefix1) );		
		assertEquals( testURI2, m3.getNsPrefixURI(testPrefix2) );		
		assertEquals( testURI3, m3.getNsPrefixURI(testPrefix3) );		
		
		m3.close();
		conn.close();		
	}

	public void testCopyPersistentPrefixMapping() throws java.lang.Exception {
		String testPrefix1 = "testPrefix1";
		String testPrefix2 = "testPrefix2";
		String testURI1 = "http://someTestURI/1#";
		String testURI2 = "http://someTestURI/2#";
		IDBConnection conn = TestConnection.makeAndCleanTestConnection();
		ModelRDB m = ModelRDB.createModel(conn);
		assertEquals( 0, m.getNsPrefixMap().size()  ); // brand new model should have no prefixes
		m.setNsPrefix(testPrefix1,testURI1);
		m.setNsPrefix(testPrefix2,testURI2);
		assertEquals( 2, m.getNsPrefixMap().size() );
		assertEquals( testURI1, m.getNsPrefixURI(testPrefix1) );		
		assertEquals( testURI2, m.getNsPrefixURI(testPrefix2) );		
		
		// Now create a second model, copy the prefix mapping and make sure it matches
		ModelRDB m2 = ModelRDB.createModel(conn, "secondModel");
		assertEquals( 0, m2.getNsPrefixMap().size() );
		m2.setNsPrefixes(m.getNsPrefixMap());
		assertEquals( 2, m2.getNsPrefixMap().size() );
		assertEquals( testURI1, m2.getNsPrefixURI(testPrefix1) );		
		assertEquals( testURI2, m2.getNsPrefixURI(testPrefix2) );			

		m.close();
		m2.close();
		
		conn.close();		
	}


	public void testCopyMemoryPrefixMapping() throws java.lang.Exception {
		String testPrefix1 = "testPrefix1";
		String testPrefix2 = "testPrefix2";
		String testURI1 = "http://someTestURI/1#";
		String testURI2 = "http://someTestURI/2#";
		
		PrefixMapping myMap = new PrefixMappingImpl();
		myMap.setNsPrefix(testPrefix1, testURI1);
		myMap.setNsPrefix(testPrefix2, testURI2);

		assertEquals( 2, myMap.getNsPrefixMap().size() );
		assertEquals( testURI1, myMap.getNsPrefixURI(testPrefix1) );		
		assertEquals( testURI2, myMap.getNsPrefixURI(testPrefix2) );		
		
		IDBConnection conn = TestConnection.makeAndCleanTestConnection();
		ModelRDB m = ModelRDB.createModel(conn);
		assertEquals( 0, m.getNsPrefixMap().size()  ); // brand new model should have no prefixes
		m.setNsPrefixes(myMap);
		assertEquals( 2, m.getNsPrefixMap().size() );
		assertEquals( testURI1, m.getNsPrefixURI(testPrefix1) );		
		assertEquals( testURI2, m.getNsPrefixURI(testPrefix2) );
		
		m.close();
		conn.close();		
	}
    
    public void testSecondPrefixDoesNotRemoveSharedURI() throws Exception
        {
        IDBConnection conn = TestConnection.makeAndCleanTestConnection();
        ModelRDB m = ModelRDB.createModel( conn );
        String someURI = "urn:x-hp:db-unit-testing:xxx";
        m.setNsPrefix( "p1", someURI );
        m.setNsPrefix( "p2", someURI );
        m.close();
        conn.close();
        IDBConnection conn2 = TestConnection.makeTestConnection();
        ModelRDB m2 = ModelRDB.open( conn2 );
        assertEquals( someURI, m2.getNsPrefixURI( "p1" ) );
        assertEquals( someURI, m2.getNsPrefixURI( "p2" ) );
        m2.close();
        conn2.close();
        }

}
    	

/*
    (c) Copyright 2002, 2002, 2003, 2004, 2005, 2006, 2007 Hewlett-Packard Development Company, LP
    All rights reserved.

    Redistribution and use in source and binary forms, with or without
    modification, are permitted provided that the following conditions
    are met:

    1. Redistributions of source code must retain the above copyright
       notice, this list of conditions and the following disclaimer.

    2. Redistributions in binary form must reproduce the above copyright
       notice, this list of conditions and the following disclaimer in the
       documentation and/or other materials provided with the distribution.

    3. The name of the author may not be used to endorse or promote products
       derived from this software without specific prior written permission.

    THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
    IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
    OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
    IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
    INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
    NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
    DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
    THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
    (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
    THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -