newregressionliterals.java

Jena推理机

/*
 	(c) Copyright 2005, 2006, 2007 Hewlett-Packard Development Company, LP
 	All rights reserved - see end of file.
 	$Id: NewRegressionLiterals.java,v 1.4 2007/01/02 11:49:22 andy_seaborne Exp $
*/

package com.hp.hpl.jena.regression;

import junit.framework.TestSuite;

import com.hp.hpl.jena.rdf.model.*;
import com.hp.hpl.jena.regression.Regression.*;

public class NewRegressionLiterals extends NewRegressionBase
    {
    public NewRegressionLiterals( String name )
        { super( name ); }
    
    public static TestSuite suite()
        { return new TestSuite( NewRegressionLiterals.class ); }
    
    protected Model getModel() 
        { return ModelFactory.createDefaultModel(); }
    
    public void testBooleans()
        {
        Model m = getModel();
        assertTrue( m.createLiteral( true ).getBoolean() );
        assertFalse( m.createLiteral( false ).getBoolean() );
        }

    public void testByteLiterals()
        {
        Model m = getModel();
        testByte( m, (byte) 0 );
        testByte( m, (byte) -1 );
        testByte( m, Byte.MIN_VALUE );
        testByte( m, Byte.MAX_VALUE );
        }
    
    public void testShortLiterals()
        {
        Model m = getModel();
        testShort( m, (short) 0 );
        testShort( m, (short) -1 );
        testShort( m, Short.MIN_VALUE );
        testShort( m, Short.MAX_VALUE );
        }

    public void testIntLiterals()
        {
        Model m = getModel();
        testInt( m, (int) 0 );
        testInt( m, (int) -1 );
        testInt( m, Integer.MIN_VALUE );
        testInt( m, Integer.MAX_VALUE );        
        }

    public void testLongLiterals()
        {
        Model m = getModel();
        testLong( m, (long) 0 );
        testLong( m, (long) -1 );
        testLong( m, Long.MIN_VALUE );
        testLong( m, Long.MAX_VALUE );        
        }
    
    public void testFloatLiterals()
        {
        Model m = getModel();
        testFloat( m, 0.0f );
        testFloat( m, 1.0f );
        testFloat( m, -1.0f );
        testFloat( m, 12345.6789f );
        testFloat( m, Float.MIN_VALUE );
        testFloat( m, Float.MAX_VALUE );
        }
    
    public void testDoubleLiterals()
        {
        Model m = getModel();
        testDouble( m, 0.0 );
        testDouble( m, 1.0 );
        testDouble( m, -1.0 );
        testDouble( m, 12345.678901 );
        testDouble( m, Double.MIN_VALUE );
        testDouble( m, Double.MAX_VALUE );
        }
    
    public void testCharacterLiterals()
        {
        Model m = getModel();
        testCharacter( m, 'A' );
        testCharacter( m, 'a' );
        testCharacter( m, '#' );
        testCharacter( m, '@' );
        testCharacter( m, '0' );
        testCharacter( m, '9' );
        testCharacter( m, '\u1234' );
        testCharacter( m, '\u5678' );
        }    
    
    public void testPlainStringLiterals()
        {
        Model m = getModel();
        testPlainString( m, "" );
        testPlainString( m, "A test string" );
        testPlainString( m, "Another test string" );
        }
    
    public void testLanguagedStringLiterals()
        {
        Model m = getModel();
        testLanguagedString( m, "", "en" );
        testLanguagedString( m, "chat", "fr" );
        }
    
    public void testStringLiteralEquality()
        {
        Model m = getModel();
        assertEquals( m.createLiteral( "A" ), m.createLiteral( "A" ) );
        assertEquals( m.createLiteral( "Alpha" ), m.createLiteral( "Alpha" ) );
        assertDiffer( m.createLiteral( "Alpha" ), m.createLiteral( "Beta" ) );
        assertDiffer( m.createLiteral( "A", "en" ), m.createLiteral( "A" ) );
        assertDiffer( m.createLiteral( "A" ), m.createLiteral( "A", "en" ) );
        assertDiffer( m.createLiteral( "A", "en" ), m.createLiteral( "A", "fr" ) );
        assertEquals( m.createLiteral( "A", "en" ), m.createLiteral( "A", "en" ) );
        }

    public void testLiteralObjects()
        {
        Model m = getModel();
        testLiteralObject( m, 0 );
        testLiteralObject( m, 12345 );
        testLiteralObject( m, -67890 );
        }

    protected void testByte( Model m, byte tv )
        {
        Literal l = m.createLiteral( tv );
        assertEquals( tv, l.getByte() );
        assertEquals( tv, l.getShort() );
        assertEquals( tv, l.getInt() );
        assertEquals( tv, l.getLong() );
        }
    
    protected void testShort( Model m, short tv )
        {
        Literal l = m.createLiteral( tv );
        try { assertEquals( tv, l.getByte() ); assertInRange( Byte.MIN_VALUE, tv, Byte.MAX_VALUE ); }
        catch (NumberFormatException e) { assertOutsideRange( Byte.MIN_VALUE, tv, Byte.MAX_VALUE ); }
        assertEquals( tv, l.getShort() );
        assertEquals( tv, l.getInt() );
        assertEquals( tv, l.getLong() );
        }  
    
    protected void testInt( Model m, int tv )
        {
        Literal l = m.createLiteral( tv );
        try { assertEquals( tv, l.getByte() ); assertInRange( Byte.MIN_VALUE, tv, Byte.MAX_VALUE ); }
        catch (NumberFormatException e) { assertOutsideRange( Byte.MIN_VALUE, tv, Byte.MAX_VALUE ); }
        try { assertEquals( tv, l.getShort() ); assertInRange( Short.MIN_VALUE, tv, Short.MAX_VALUE ); }
        catch (NumberFormatException e) { assertOutsideRange( Short.MIN_VALUE, tv, Short.MAX_VALUE ); }
        assertEquals( tv, l.getInt() );
        assertEquals( tv, l.getLong() );
        }
    
    protected void testLong( Model m, long tv )
        {
        Literal l = m.createLiteral( tv );
        try { assertEquals( tv, l.getByte() ); assertInRange( Byte.MIN_VALUE, tv, Byte.MAX_VALUE ); }
        catch (NumberFormatException e) { assertOutsideRange( Byte.MIN_VALUE, tv, Byte.MAX_VALUE ); }
        try { assertEquals( tv, l.getShort() ); assertInRange( Short.MIN_VALUE, tv, Short.MAX_VALUE ); }
        catch (NumberFormatException e) { assertOutsideRange( Short.MIN_VALUE, tv, Short.MAX_VALUE ); }
        try { assertEquals( tv, l.getInt() ); assertInRange( Integer.MIN_VALUE, tv, Integer.MAX_VALUE ); }
        catch (NumberFormatException e) { assertOutsideRange( Integer.MIN_VALUE, tv, Integer.MAX_VALUE ); }
        assertEquals( tv, l.getLong() );
        }
    
    protected void assertOutsideRange( long min, long x, long max )
        {
        if (min <= x && x <= max)
            fail( "inside range: " + x + " min: " + min + " max: " + max );
        }
    
    protected void assertInRange( long min, long x, long max )
        {
        if (min <= x && x <= max)
            return;
        else
            fail( "outside range: " + x + " min: " + min + " max: " + max );
        }
    
    protected void testFloat( Model m, float tv )
        {
        assertEquals( tv, m.createLiteral( tv ).getFloat(), fDelta );
        }
    
    protected void testDouble( Model m, double tv )
        {
        final double delta = 0.000000005;
        assertEquals( tv, m.createLiteral( tv ).getDouble(), dDelta );
        }
    
    protected void testCharacter( Model m, char tv )
        {
        assertEquals( tv, m.createLiteral( tv ).getChar() );
        }

    protected void testLanguagedString( Model m, String tv, String lang )
        {
        Literal l = m.createLiteral( tv, lang );
        assertEquals( tv, l.getString() );
        assertEquals( tv, l.getLexicalForm() );
        assertEquals( lang, l.getLanguage() );
        }

    protected void testPlainString( Model m, String tv )
        { 
        Literal l = m.createLiteral( tv );
        assertEquals( tv, l.getString() );
        assertEquals( tv, l.getLexicalForm() );
        assertEquals( "", l.getLanguage() );
        }

    protected void testLiteralObject( Model m, int x )
        {
        LitTestObj tv = new LitTestObj( x );
        LitTestObjF factory = new LitTestObjF();
        assertEquals( tv, m.createLiteral( tv ).getObject( factory ) );
        }
    }


/*
 * (c) Copyright 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.
*/