public void testGenerateMethodParamsWithParameter() {
AST ast = AST.newAST(AST.JLS3);
ast.newCompilationUnit();
TypeDeclaration td = ast.newTypeDeclaration();
td.setInterface(true);
Modifier modifier = ast
.newModifier(Modifier.ModifierKeyword.PUBLIC_KEYWORD);
td.modifiers().add(modifier);
td.setName(ast.newSimpleName("Company"));
MethodDeclaration md = ast.newMethodDeclaration();
md.setName(ast.newSimpleName("calculateAge"));