package org.eclipse.jdt.debug.tests.eval;

/**********************************************************************
Copyright (c) 2000, 2002 IBM Corp. and others.
All rights reserved. This program and the accompanying materials
are made available under the terms of the Common Public License v0.5
which accompanies this distribution, and is available at
http://www.eclipse.org/legal/cpl-v05.html

Contributors:
    IBM Corporation - Initial implementation
*********************************************************************/

import org.eclipse.debug.core.model.IValue;
import org.eclipse.jdt.internal.debug.core.model.JDIObjectValue;

public class StringPlusAssignmentOpTests extends Tests {

	public StringPlusAssignmentOpTests(String arg) {
		super(arg);
	}

	protected void init() throws Exception {
		initializeFrame("EvalSimpleTests",37,1);
	}

	protected void end() throws Exception {
		destroyFrame();
	}

	// java.lang.String += {byte, char, short, int, long, java.lang.String, null}

	public void testStringPlusAssignmentByte() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xByteValue;
		IValue value = eval(xVarString + plusAssignmentOp + xByte);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment byte : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment byte : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yByteValue;
		value = eval(xVarString + plusAssignmentOp + yByte);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment byte : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment byte : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xByteValue;
		value = eval(yVarString + plusAssignmentOp + xByte);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment byte : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment byte : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yByteValue;
		value = eval(yVarString + plusAssignmentOp + yByte);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment byte : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment byte : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}

	public void testStringPlusAssignmentChar() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xCharValue;
		IValue value = eval(xVarString + plusAssignmentOp + xChar);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment char : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment char : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yCharValue;
		value = eval(xVarString + plusAssignmentOp + yChar);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment char : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment char : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xCharValue;
		value = eval(yVarString + plusAssignmentOp + xChar);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment char : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment char : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yCharValue;
		value = eval(yVarString + plusAssignmentOp + yChar);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment char : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment char : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}

	public void testStringPlusAssignmentShort() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xShortValue;
		IValue value = eval(xVarString + plusAssignmentOp + xShort);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment short : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment short : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yShortValue;
		value = eval(xVarString + plusAssignmentOp + yShort);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment short : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment short : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xShortValue;
		value = eval(yVarString + plusAssignmentOp + xShort);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment short : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment short : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yShortValue;
		value = eval(yVarString + plusAssignmentOp + yShort);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment short : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment short : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}

	public void testStringPlusAssignmentInt() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xIntValue;
		IValue value = eval(xVarString + plusAssignmentOp + xInt);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment int : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment int : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yIntValue;
		value = eval(xVarString + plusAssignmentOp + yInt);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment int : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment int : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xIntValue;
		value = eval(yVarString + plusAssignmentOp + xInt);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment int : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment int : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yIntValue;
		value = eval(yVarString + plusAssignmentOp + yInt);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment int : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment int : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}

	public void testStringPlusAssignmentLong() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xLongValue;
		IValue value = eval(xVarString + plusAssignmentOp + xLong);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment long : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment long : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yLongValue;
		value = eval(xVarString + plusAssignmentOp + yLong);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment long : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment long : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xLongValue;
		value = eval(yVarString + plusAssignmentOp + xLong);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment long : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment long : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yLongValue;
		value = eval(yVarString + plusAssignmentOp + yLong);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment long : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment long : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}

	public void testStringPlusAssignmentFloat() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xFloatValue;
		IValue value = eval(xVarString + plusAssignmentOp + xFloat);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment float : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment float : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yFloatValue;
		value = eval(xVarString + plusAssignmentOp + yFloat);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment float : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment float : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xFloatValue;
		value = eval(yVarString + plusAssignmentOp + xFloat);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment float : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment float : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yFloatValue;
		value = eval(yVarString + plusAssignmentOp + yFloat);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment float : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment float : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}

	public void testStringPlusAssignmentDouble() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xDoubleValue;
		IValue value = eval(xVarString + plusAssignmentOp + xDouble);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment double : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment double : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yDoubleValue;
		value = eval(xVarString + plusAssignmentOp + yDouble);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment double : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment double : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xDoubleValue;
		value = eval(yVarString + plusAssignmentOp + xDouble);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment double : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment double : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yDoubleValue;
		value = eval(yVarString + plusAssignmentOp + yDouble);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment double : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment double : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}

	public void testStringPlusAssignmentString() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xStringValue;
		IValue value = eval(xVarString + plusAssignmentOp + xString);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment java.lang.String : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment java.lang.String : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yStringValue;
		value = eval(xVarString + plusAssignmentOp + yString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment java.lang.String : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment java.lang.String : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xStringValue;
		value = eval(yVarString + plusAssignmentOp + xString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment java.lang.String : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment java.lang.String : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yStringValue;
		value = eval(yVarString + plusAssignmentOp + yString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment java.lang.String : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment java.lang.String : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}

	public void testStringPlusAssignmentNull() throws Throwable {
		try {
		init();
		java.lang.String tmpxVar = xVarStringValue;
		tmpxVar += xNullValue;
		IValue value = eval(xVarString + plusAssignmentOp + xNull);
		String typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment null : wrong type : ", "java.lang.String", typeName);
		String stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment null : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		tmpxVar += yNullValue;
		value = eval(xVarString + plusAssignmentOp + yNull);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment null : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment null : wrong result : ", tmpxVar, stringValue);
		value = eval(xVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpxVar, stringValue);

		java.lang.String tmpyVar = yVarStringValue;
		tmpyVar += xNullValue;
		value = eval(yVarString + plusAssignmentOp + xNull);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment null : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment null : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);

		tmpyVar += yNullValue;
		value = eval(yVarString + plusAssignmentOp + yNull);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String plusAssignment null : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String plusAssignment null : wrong result : ", tmpyVar, stringValue);
		value = eval(yVarString);
		typeName = value.getReferenceTypeName();
		assertEquals("java.lang.String local variable value : wrong type : ", "java.lang.String", typeName);
		stringValue = ((JDIObjectValue)value).getValueString();
		assertEquals("java.lang.String local variable value : wrong result : ", tmpyVar, stringValue);
		} catch (Throwable e) {
		e.printStackTrace(); throw e;
		} finally {;
		end();
		}
	}


}