/*******************************************************************************
 * Copyright (c) 2007 VTT Technical Research Centre of Finland and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     VTT Technical Research Centre of Finland - initial API and implementation
 *******************************************************************************/
package org.simantics.databoard.tests;

import junit.framework.Assert;

import org.junit.Test;
import org.simantics.databoard.Accessors;
import org.simantics.databoard.Bindings;
import org.simantics.databoard.accessor.MapAccessor;
import org.simantics.databoard.accessor.impl.AccessorParams;
import org.simantics.databoard.accessor.java.JavaObject;
import org.simantics.databoard.binding.Binding;
import org.simantics.databoard.serialization.Serializer;
import org.simantics.databoard.type.Datatype;
import org.simantics.databoard.type.IntegerType;
import org.simantics.databoard.type.MapType;
import org.simantics.databoard.type.StringType;
import org.simantics.databoard.util.binary.BinaryMemory;
import org.simantics.databoard.util.binary.RandomAccessBinary;

public class TestPartialMap {

	public @Test void testBinary() throws Exception {
		
		Datatype variableSizedType = new MapType( new IntegerType(), new StringType() );
		Datatype constantSizedType = new MapType( new IntegerType(), new IntegerType() );
		
		testVar( buildMemory(variableSizedType) );
		testCons( buildMemory(constantSizedType) );
		
		testVar( buildJava(variableSizedType) );
		testCons( buildJava(constantSizedType) );
		
	}

	MapAccessor buildMemory(Datatype type) throws Exception {
		RandomAccessBinary m = new BinaryMemory( 0 );
		Binding binding = Bindings.getMutableBinding(type);
		Serializer s = Bindings.getSerializer(binding);
		Object instance = binding.createDefault();
		byte[] data = s.serialize(instance);
		m.write(data);
		m.position(0L);
		m.setLength(data.length);
		return Accessors.getAccessor( m, type);
	}
	
	MapAccessor buildJava(Datatype type) throws Exception {
		Binding binding = Bindings.getMutableBinding(type);
		Object instance = binding.createDefault();
		return (MapAccessor) JavaObject.createAccessor(null, binding, instance, AccessorParams.DEFAULT);
	}	
	
	void testVar(MapAccessor ma) throws Exception {
		Assert.assertEquals(0, ma.size());
		ma.put( Bindings.INTEGER, 0, Bindings.STRING, "0");
		Assert.assertEquals(1, ma.size());
		ma.put( Bindings.INTEGER, 2, Bindings.STRING, "2");
		Assert.assertEquals(2, ma.size());
		ma.put( Bindings.INTEGER, 4, Bindings.STRING, "4");
		Assert.assertEquals(3, ma.size());
		
		Assert.assertEquals( 0, ma.count(Bindings.INTEGER, 2, false, 2, false));
		Assert.assertEquals( 1, ma.count(Bindings.INTEGER, 1, true, 3, true));
		Assert.assertEquals( 1, ma.count(Bindings.INTEGER, 2, true, 2, true));
		
		Assert.assertEquals( 3, ma.count(Bindings.INTEGER, 0, true, 4, true));
		Assert.assertEquals( 1, ma.count(Bindings.INTEGER, 0, false, 4, false));
		Assert.assertEquals( 2, ma.count(Bindings.INTEGER, 0, true, 4, false));
		Assert.assertEquals( 2, ma.count(Bindings.INTEGER, 0, false, 4, true));		
	}
	
	void testCons(MapAccessor ma) throws Exception {
		Assert.assertEquals(0, ma.size());
		ma.put( Bindings.INTEGER, 0, Bindings.INTEGER, 0);
		Assert.assertEquals(1, ma.size());
		ma.put( Bindings.INTEGER, 2, Bindings.INTEGER, 2);
		Assert.assertEquals(2, ma.size());
		ma.put( Bindings.INTEGER, 4, Bindings.INTEGER, 4);
		Assert.assertEquals(3, ma.size());
				
		Assert.assertEquals( 3, ma.count(Bindings.INTEGER, 0, true, 4, true));
		Assert.assertEquals( 1, ma.count(Bindings.INTEGER, 0, false, 4, false));
		Assert.assertEquals( 2, ma.count(Bindings.INTEGER, 0, true, 4, false));
		Assert.assertEquals( 2, ma.count(Bindings.INTEGER, 0, false, 4, true));
		
		Assert.assertEquals( 0, ma.count(Bindings.INTEGER, 2, false, 2, false));
		Assert.assertEquals( 1, ma.count(Bindings.INTEGER, 1, true, 3, true));
		Assert.assertEquals( 1, ma.count(Bindings.INTEGER, 2, true, 2, true));
		
	}
	
	
}