private SimpleModuleDefinition definition6;
@Override
protected void setUp() throws Exception {
builder = new XMLModuleDefinitionSource();
root = new SimpleRootModuleDefinition(rootModuleName, new String[] { "parentTestContext.xml", "extra-context.xml" });
definition1 = new SimpleModuleDefinition(root, module1);
definition2 = new SimpleModuleDefinition(root, module2);
definition3 = new SimpleModuleDefinition(definition2, module3);