testplugins/org.eclipse.objectteams.otdt.ui.tests.dom/src/org/eclipse/objectteams/otdt/ui/tests/dom/rewrite/ASTRewritingModifyingCalloutMappingDeclarationTest.java - objectteams/org.eclipse.objectteams - Gitiles

 /**********************************************************************
  * This file is part of "Object Teams Development Tooling"-Software
  *
  * Copyright 2004, 2010 Fraunhofer Gesellschaft, Munich, Germany,
  * for its Fraunhofer Institute and Computer Architecture and Software
  * Technology (FIRST), Berlin, Germany and Technical University Berlin,
  * Germany.
  *
  * 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
  * $Id: ASTRewritingModifyingCalloutMappingDeclarationTest.java 23496 2010-02-05 23:20:15Z stephan $
  *
  * Please visit http://www.eclipse.org/objectteams for updates and contact.
  *
  * Contributors:
  * 	  Fraunhofer FIRST - Initial API and implementation
  * 	  Technical University Berlin - Initial API and implementation
  **********************************************************************/

 package org.eclipse.objectteams.otdt.ui.tests.dom.rewrite;

 import java.util.ArrayList;
 import java.util.List;

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

 import org.eclipse.jdt.core.ICompilationUnit;
 import org.eclipse.jdt.core.IPackageFragment;
 import org.eclipse.jdt.core.JavaModelException;
 import org.eclipse.jdt.core.dom.AST;
 import org.eclipse.jdt.core.dom.CalloutMappingDeclaration;
 import org.eclipse.jdt.core.dom.CompilationUnit;
 import org.eclipse.jdt.core.dom.Expression;
 import org.eclipse.jdt.core.dom.FieldAccessSpec;
 import org.eclipse.jdt.core.dom.MethodBindingOperator;
 import org.eclipse.jdt.core.dom.MethodSpec;
 import org.eclipse.jdt.core.dom.ParameterMapping;
 import org.eclipse.jdt.core.dom.PrimitiveType;
 import org.eclipse.jdt.core.dom.RoleTypeDeclaration;
 import org.eclipse.jdt.core.dom.SingleVariableDeclaration;
 import org.eclipse.jdt.core.dom.TypeDeclaration;
 import org.eclipse.jdt.core.dom.rewrite.ASTNodeCreator;
 import org.eclipse.jface.text.BadLocationException;
 import org.eclipse.text.edits.MalformedTreeException;

 // TODO(jsv) create own OT package for this test
 public class ASTRewritingModifyingCalloutMappingDeclarationTest extends ASTRewritingModifyingTest {
 	private static final Class THIS = ASTRewritingModifyingCalloutMappingDeclarationTest.class;

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

 	public static Test allTests() {
 		return new Suite(THIS);
 	}

 	public static Test suite() {
 		if (true) {
 			return allTests();
 		}
 		TestSuite suite= new Suite("one test");
 		suite.addTest(new ASTRewritingModifyingCalloutMappingDeclarationTest("test0009"));
 		return suite;
 	}

 	/**
 	 * add 2 parameter mappings to calloutMappingDeclaration without parameter mappings
 	 */
 	public void test0001() throws MalformedTreeException, JavaModelException, BadLocationException {
 	    IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0001", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0001;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2);\n");
 		buf.append("    }\n");
 		buf.append("}\n");
 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);

 		astRoot.recordModifications();

 		AST ast = astRoot.getAST();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);
 		Expression expression1 = ASTNodeCreator.createExpression(ast,"s1+\"Test\"");
 		ParameterMapping mapping1 = ASTNodeCreator.createParameterMapping(ast,expression1,ast.newSimpleName("s2"),"->",false);
 		Expression expression2 = ASTNodeCreator.createExpression(ast,"result+\"addOnString\"");
 		ParameterMapping mapping2 = ASTNodeCreator.createParameterMapping(ast,expression2,ast.newSimpleName("result"),"<-",false);

 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);
 		callout.getParameterMappings().add(mapping1);
 		callout.getParameterMappings().add(mapping2);

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0001;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
 		buf.append("            s1 + \"Test\" -> s2,\n");
 		buf.append("            result <- result + \"addOnString\"\n");
 		buf.append("        }\n");
 		buf.append("    }\n");
 		buf.append("}\n");
 		assertEqualString(preview, buf.toString());
 	}

 	/**
 	 * delete all parameter mappings from calloutMappingDeclaration
 	 */
 	public void test0002() throws MalformedTreeException, JavaModelException, BadLocationException {
 	    IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0002", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0002;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
 		buf.append("            s1 + \"Test\" -> s2,\n");
 		buf.append("            result <- result + \"addOnString\"\n");
 		buf.append("        }\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);

 		astRoot.recordModifications();

 		AST ast = astRoot.getAST();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);
 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);
 		callout.getParameterMappings().remove(1);
 		callout.getParameterMappings().remove(0);

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0002;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2);\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		assertEqualString(preview, buf.toString());
 	}

 	/**
 	 * add one parameter mapping
 	 */
 	public void test0003() throws MalformedTreeException, JavaModelException, BadLocationException {
 	    IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0003", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0003;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
 		buf.append("            s1 + \"Test\" -> s2\n");
 		buf.append("        }\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);

 		astRoot.recordModifications();

 		AST ast = astRoot.getAST();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);
 		Expression expression1 = ASTNodeCreator.createExpression(ast,"result+\"addOnString\"");
 		ParameterMapping mapping1 = ASTNodeCreator.createParameterMapping(ast,expression1,ast.newSimpleName("result"),"<-",false);

 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);
 		callout.getParameterMappings().add(mapping1);

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0003;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
 		buf.append("            s1 + \"Test\" -> s2,\n");
 		buf.append("            result <- result + \"addOnString\"\n");
 		buf.append("        }\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		assertEqualString(preview, buf.toString());
 	}

 	/**
 	 * change callout kind
 	 */
 	public void test0004() throws MalformedTreeException, JavaModelException, BadLocationException {
 	    IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0004", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0004;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
 		buf.append("            s1 + \"Test\" -> s2\n");
 		buf.append("        }\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);

 		astRoot.recordModifications();

 		AST ast = astRoot.getAST();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);
 		callout.bindingOperator().setBindingKind(MethodBindingOperator.KIND_CALLOUT_OVERRIDE);

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0004;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) => String baseMethod(String s2) with {\n");
 		buf.append("            s1 + \"Test\" -> s2\n");
 		buf.append("        }\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		assertEqualString(preview, buf.toString());
 	}

 	/**
 	 * change role and base methodSpec in calloutMappingDeclaration
 	 */
 	public void test0005() throws MalformedTreeException, JavaModelException, BadLocationException {
         //FIXME(jsv): Handling of MethodSpecs needs to be implemented in Parser!
         //fail("Feature not yet implemented!");

         IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0005", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0005;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
 		buf.append("            s1 + \"Test\" -> s2\n");
 		buf.append("        }\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);

 		astRoot.recordModifications();

 		AST ast = astRoot.getAST();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);
 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);

 		List argList1 = new ArrayList();
 		argList1.add(ASTNodeCreator.createArgument(ast,0,ASTNodeCreator.createType(ast, "String"),"s1",0,null));

 		List argList2 = new ArrayList();
 		argList2.add(ASTNodeCreator.createArgument(ast,0,ASTNodeCreator.createType(ast, "String"),"s2",0,null));

 		MethodSpec methodSpec1 = ASTNodeCreator.createMethodSpec(
 		        ast,
 		        "newRoleMethod",
 		        ASTNodeCreator.createType(ast, "String"),
 		        argList1,
 		        true);

 		MethodSpec methodSpec2 = ASTNodeCreator.createMethodSpec(
 		        ast,
 		        "newBaseMethod",
 		        ASTNodeCreator.createType(ast, "String"),
 		        argList2,
 		        true);

 		callout.setRoleMappingElement(methodSpec1);
 		callout.setBaseMappingElement(methodSpec2);
 		callout.bindingOperator().setBindingKind(MethodBindingOperator.KIND_CALLOUT_OVERRIDE);

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0005;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        String newRoleMethod(String s1) => String newBaseMethod(String s2) with {\n");
 		buf.append("            s1 + \"Test\" -> s2\n");
 		buf.append("        }\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		assertEqualString(preview, buf.toString());
 	}


 	/**
 	 * remove signatures, regular callout.
 	 */
 	public void test0006() throws MalformedTreeException, JavaModelException, BadLocationException {
 	    IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0006", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0006;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        abstract String roleMethod(String s1);\n");
 		buf.append("        String roleMethod(String s1) -> String baseMethod(String s2);\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);

 		astRoot.recordModifications();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(1);
 		callout.removeSignatures();

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0006;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        abstract String roleMethod(String s1);\n");
 		buf.append("        roleMethod -> baseMethod;\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		assertEqualString(preview, buf.toString());
 	}


 	/**
 	 * remove signatures, callout-to-field (get)
 	 */
 	public void test0007() throws MalformedTreeException, JavaModelException, BadLocationException {
 	    IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0007", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0007;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        abstract String getField();\n");
 		buf.append("        String getField() -> get String baseField;\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);

 		astRoot.recordModifications();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(1);
 		callout.removeSignatures();

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0007;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        abstract String getField();\n");
 		buf.append("        getField -> get baseField;\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		assertEqualString(preview, buf.toString());
 	}


 	/**
 	 * remove signatures, callout-to-field (set)
 	 */
 	public void test0008() throws MalformedTreeException, JavaModelException, BadLocationException {
 	    IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0008", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0008;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        abstract void setField(String val);\n");
 		buf.append("        void setField(String val) -> set String baseField;\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);

 		astRoot.recordModifications();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(1);
 		callout.removeSignatures();

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0008;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        abstract void setField(String val);\n");
 		buf.append("        setField -> set baseField;\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		assertEqualString(preview, buf.toString());
 	}


 	/**
 	 * add signatures, callout-to-field (set)
 	 */
 	public void test0009() throws MalformedTreeException, JavaModelException, BadLocationException {
 	    IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0009", false, null);
 		StringBuffer buf= new StringBuffer();
 		buf.append("package test0009;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        abstract void setField(String val);\n");
 		buf.append("        setField -> set baseField;\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

 		CompilationUnit astRoot= createCU(cu, false);
 		AST ast = astRoot.getAST();

 		astRoot.recordModifications();

 		TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
 		RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

 		CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(1);
 		// role side:
 		MethodSpec roleMethodSpec = (MethodSpec)callout.getRoleMappingElement();
 		roleMethodSpec.setSignatureFlag(true);
 		roleMethodSpec.setReturnType2(ast.newPrimitiveType(PrimitiveType.VOID));
 		SingleVariableDeclaration arg = ast.newSingleVariableDeclaration();
 		arg.setName(ast.newSimpleName("val"));
 		arg.setType(ast.newSimpleType(ast.newSimpleName("String")));
 		roleMethodSpec.parameters().add(arg);

 		// base side:
 		FieldAccessSpec fieldAccessSpec = (FieldAccessSpec)callout.getBaseMappingElement();
 		fieldAccessSpec.setSignatureFlag(true);
 		fieldAccessSpec.setFieldType(ast.newSimpleType(ast.newSimpleName("String")));

 		String preview = evaluateRewrite(cu.getSource(), astRoot);

 		buf= new StringBuffer();
 		buf.append("package test0009;\n");
 		buf.append("public team class Team {\n");
 		buf.append("	public class Role playedBy Base {\n");
 		buf.append("        abstract void setField(String val);\n");
 		buf.append("        void setField(String val) -> set String baseField;\n");
 		buf.append("    }\n");
 		buf.append("}\n");

 		assertEqualString(preview, buf.toString());
 	}
 }
	/**********************************************************************
	* This file is part of "Object Teams Development Tooling"-Software
	*
	* Copyright 2004, 2010 Fraunhofer Gesellschaft, Munich, Germany,
	* for its Fraunhofer Institute and Computer Architecture and Software
	* Technology (FIRST), Berlin, Germany and Technical University Berlin,
	* Germany.
	*
	* 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
	* $Id: ASTRewritingModifyingCalloutMappingDeclarationTest.java 23496 2010-02-05 23:20:15Z stephan $
	*
	* Please visit http://www.eclipse.org/objectteams for updates and contact.
	*
	* Contributors:
	* Fraunhofer FIRST - Initial API and implementation
	* Technical University Berlin - Initial API and implementation
	**********************************************************************/

	package org.eclipse.objectteams.otdt.ui.tests.dom.rewrite;

	import java.util.ArrayList;
	import java.util.List;

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

	import org.eclipse.jdt.core.ICompilationUnit;
	import org.eclipse.jdt.core.IPackageFragment;
	import org.eclipse.jdt.core.JavaModelException;
	import org.eclipse.jdt.core.dom.AST;
	import org.eclipse.jdt.core.dom.CalloutMappingDeclaration;
	import org.eclipse.jdt.core.dom.CompilationUnit;
	import org.eclipse.jdt.core.dom.Expression;
	import org.eclipse.jdt.core.dom.FieldAccessSpec;
	import org.eclipse.jdt.core.dom.MethodBindingOperator;
	import org.eclipse.jdt.core.dom.MethodSpec;
	import org.eclipse.jdt.core.dom.ParameterMapping;
	import org.eclipse.jdt.core.dom.PrimitiveType;
	import org.eclipse.jdt.core.dom.RoleTypeDeclaration;
	import org.eclipse.jdt.core.dom.SingleVariableDeclaration;
	import org.eclipse.jdt.core.dom.TypeDeclaration;
	import org.eclipse.jdt.core.dom.rewrite.ASTNodeCreator;
	import org.eclipse.jface.text.BadLocationException;
	import org.eclipse.text.edits.MalformedTreeException;

	// TODO(jsv) create own OT package for this test
	public class ASTRewritingModifyingCalloutMappingDeclarationTest extends ASTRewritingModifyingTest {
	private static final Class THIS = ASTRewritingModifyingCalloutMappingDeclarationTest.class;

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

	public static Test allTests() {
	return new Suite(THIS);
	}

	public static Test suite() {
	if (true) {
	return allTests();
	}
	TestSuite suite= new Suite("one test");
	suite.addTest(new ASTRewritingModifyingCalloutMappingDeclarationTest("test0009"));
	return suite;
	}

	/**
	* add 2 parameter mappings to calloutMappingDeclaration without parameter mappings
	*/
	public void test0001() throws MalformedTreeException, JavaModelException, BadLocationException {
	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0001", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0001;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2);\n");
	buf.append(" }\n");
	buf.append("}\n");
	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);

	astRoot.recordModifications();

	AST ast = astRoot.getAST();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);
	Expression expression1 = ASTNodeCreator.createExpression(ast,"s1+\"Test\"");
	ParameterMapping mapping1 = ASTNodeCreator.createParameterMapping(ast,expression1,ast.newSimpleName("s2"),"->",false);
	Expression expression2 = ASTNodeCreator.createExpression(ast,"result+\"addOnString\"");
	ParameterMapping mapping2 = ASTNodeCreator.createParameterMapping(ast,expression2,ast.newSimpleName("result"),"<-",false);

	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);
	callout.getParameterMappings().add(mapping1);
	callout.getParameterMappings().add(mapping2);

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0001;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
	buf.append(" s1 + \"Test\" -> s2,\n");
	buf.append(" result <- result + \"addOnString\"\n");
	buf.append(" }\n");
	buf.append(" }\n");
	buf.append("}\n");
	assertEqualString(preview, buf.toString());
	}

	/**
	* delete all parameter mappings from calloutMappingDeclaration
	*/
	public void test0002() throws MalformedTreeException, JavaModelException, BadLocationException {
	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0002", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0002;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
	buf.append(" s1 + \"Test\" -> s2,\n");
	buf.append(" result <- result + \"addOnString\"\n");
	buf.append(" }\n");
	buf.append(" }\n");
	buf.append("}\n");

	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);

	astRoot.recordModifications();

	AST ast = astRoot.getAST();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);
	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);
	callout.getParameterMappings().remove(1);
	callout.getParameterMappings().remove(0);

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0002;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2);\n");
	buf.append(" }\n");
	buf.append("}\n");

	assertEqualString(preview, buf.toString());
	}

	/**
	* add one parameter mapping
	*/
	public void test0003() throws MalformedTreeException, JavaModelException, BadLocationException {
	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0003", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0003;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
	buf.append(" s1 + \"Test\" -> s2\n");
	buf.append(" }\n");
	buf.append(" }\n");
	buf.append("}\n");

	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);

	astRoot.recordModifications();

	AST ast = astRoot.getAST();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);
	Expression expression1 = ASTNodeCreator.createExpression(ast,"result+\"addOnString\"");
	ParameterMapping mapping1 = ASTNodeCreator.createParameterMapping(ast,expression1,ast.newSimpleName("result"),"<-",false);

	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);
	callout.getParameterMappings().add(mapping1);

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0003;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
	buf.append(" s1 + \"Test\" -> s2,\n");
	buf.append(" result <- result + \"addOnString\"\n");
	buf.append(" }\n");
	buf.append(" }\n");
	buf.append("}\n");

	assertEqualString(preview, buf.toString());
	}

	/**
	* change callout kind
	*/
	public void test0004() throws MalformedTreeException, JavaModelException, BadLocationException {
	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0004", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0004;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
	buf.append(" s1 + \"Test\" -> s2\n");
	buf.append(" }\n");
	buf.append(" }\n");
	buf.append("}\n");

	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);

	astRoot.recordModifications();

	AST ast = astRoot.getAST();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);
	callout.bindingOperator().setBindingKind(MethodBindingOperator.KIND_CALLOUT_OVERRIDE);

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0004;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) => String baseMethod(String s2) with {\n");
	buf.append(" s1 + \"Test\" -> s2\n");
	buf.append(" }\n");
	buf.append(" }\n");
	buf.append("}\n");

	assertEqualString(preview, buf.toString());
	}

	/**
	* change role and base methodSpec in calloutMappingDeclaration
	*/
	public void test0005() throws MalformedTreeException, JavaModelException, BadLocationException {
	//FIXME(jsv): Handling of MethodSpecs needs to be implemented in Parser!
	//fail("Feature not yet implemented!");

	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0005", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0005;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2) with {\n");
	buf.append(" s1 + \"Test\" -> s2\n");
	buf.append(" }\n");
	buf.append(" }\n");
	buf.append("}\n");

	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);

	astRoot.recordModifications();

	AST ast = astRoot.getAST();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);
	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(0);

	List argList1 = new ArrayList();
	argList1.add(ASTNodeCreator.createArgument(ast,0,ASTNodeCreator.createType(ast, "String"),"s1",0,null));

	List argList2 = new ArrayList();
	argList2.add(ASTNodeCreator.createArgument(ast,0,ASTNodeCreator.createType(ast, "String"),"s2",0,null));

	MethodSpec methodSpec1 = ASTNodeCreator.createMethodSpec(
	ast,
	"newRoleMethod",
	ASTNodeCreator.createType(ast, "String"),
	argList1,
	true);

	MethodSpec methodSpec2 = ASTNodeCreator.createMethodSpec(
	ast,
	"newBaseMethod",
	ASTNodeCreator.createType(ast, "String"),
	argList2,
	true);

	callout.setRoleMappingElement(methodSpec1);
	callout.setBaseMappingElement(methodSpec2);
	callout.bindingOperator().setBindingKind(MethodBindingOperator.KIND_CALLOUT_OVERRIDE);

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0005;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" String newRoleMethod(String s1) => String newBaseMethod(String s2) with {\n");
	buf.append(" s1 + \"Test\" -> s2\n");
	buf.append(" }\n");
	buf.append(" }\n");
	buf.append("}\n");

	assertEqualString(preview, buf.toString());
	}


	/**
	* remove signatures, regular callout.
	*/
	public void test0006() throws MalformedTreeException, JavaModelException, BadLocationException {
	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0006", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0006;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" abstract String roleMethod(String s1);\n");
	buf.append(" String roleMethod(String s1) -> String baseMethod(String s2);\n");
	buf.append(" }\n");
	buf.append("}\n");

	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);

	astRoot.recordModifications();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(1);
	callout.removeSignatures();

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0006;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" abstract String roleMethod(String s1);\n");
	buf.append(" roleMethod -> baseMethod;\n");
	buf.append(" }\n");
	buf.append("}\n");

	assertEqualString(preview, buf.toString());
	}


	/**
	* remove signatures, callout-to-field (get)
	*/
	public void test0007() throws MalformedTreeException, JavaModelException, BadLocationException {
	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0007", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0007;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" abstract String getField();\n");
	buf.append(" String getField() -> get String baseField;\n");
	buf.append(" }\n");
	buf.append("}\n");

	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);

	astRoot.recordModifications();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(1);
	callout.removeSignatures();

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0007;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" abstract String getField();\n");
	buf.append(" getField -> get baseField;\n");
	buf.append(" }\n");
	buf.append("}\n");

	assertEqualString(preview, buf.toString());
	}


	/**
	* remove signatures, callout-to-field (set)
	*/
	public void test0008() throws MalformedTreeException, JavaModelException, BadLocationException {
	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0008", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0008;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" abstract void setField(String val);\n");
	buf.append(" void setField(String val) -> set String baseField;\n");
	buf.append(" }\n");
	buf.append("}\n");

	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);

	astRoot.recordModifications();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(1);
	callout.removeSignatures();

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0008;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" abstract void setField(String val);\n");
	buf.append(" setField -> set baseField;\n");
	buf.append(" }\n");
	buf.append("}\n");

	assertEqualString(preview, buf.toString());
	}


	/**
	* add signatures, callout-to-field (set)
	*/
	public void test0009() throws MalformedTreeException, JavaModelException, BadLocationException {
	IPackageFragment pack1= this.sourceFolder.createPackageFragment("test0009", false, null);
	StringBuffer buf= new StringBuffer();
	buf.append("package test0009;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" abstract void setField(String val);\n");
	buf.append(" setField -> set baseField;\n");
	buf.append(" }\n");
	buf.append("}\n");

	ICompilationUnit cu= pack1.createCompilationUnit("Team.java", buf.toString(), false, null);

	CompilationUnit astRoot= createCU(cu, false);
	AST ast = astRoot.getAST();

	astRoot.recordModifications();

	TypeDeclaration aTeam = (TypeDeclaration) astRoot.types().get(0);
	RoleTypeDeclaration role = (RoleTypeDeclaration) aTeam.bodyDeclarations().get(0);

	CalloutMappingDeclaration callout = (CalloutMappingDeclaration) role.bodyDeclarations().get(1);
	// role side:
	MethodSpec roleMethodSpec = (MethodSpec)callout.getRoleMappingElement();
	roleMethodSpec.setSignatureFlag(true);
	roleMethodSpec.setReturnType2(ast.newPrimitiveType(PrimitiveType.VOID));
	SingleVariableDeclaration arg = ast.newSingleVariableDeclaration();
	arg.setName(ast.newSimpleName("val"));
	arg.setType(ast.newSimpleType(ast.newSimpleName("String")));
	roleMethodSpec.parameters().add(arg);

	// base side:
	FieldAccessSpec fieldAccessSpec = (FieldAccessSpec)callout.getBaseMappingElement();
	fieldAccessSpec.setSignatureFlag(true);
	fieldAccessSpec.setFieldType(ast.newSimpleType(ast.newSimpleName("String")));

	String preview = evaluateRewrite(cu.getSource(), astRoot);

	buf= new StringBuffer();
	buf.append("package test0009;\n");
	buf.append("public team class Team {\n");
	buf.append(" public class Role playedBy Base {\n");
	buf.append(" abstract void setField(String val);\n");
	buf.append(" void setField(String val) -> set String baseField;\n");
	buf.append(" }\n");
	buf.append("}\n");

	assertEqualString(preview, buf.toString());
	}
	}