test.js

const { Router,
        Route,
        IndexRoute,
        Redirect,
        Link,
        IndexLink
      } = ReactRouter

const Wrapper = React.createClass( {
        render() {
                const { children, ...props } = this.props;
                
                return <Children { ...props } />;
        }
} )

const Index = React.createClass({
  displayName: "Index",
  
  componentDidMount() {
    console.log("Index:DidMount");
  },
  
  componentWillUnmount() {
    console.log("Index:WillUnmount");
  },
  
  componentDidUpdate(prevProps) {
    console.log("Index:DidUpdate");
  },
  
  render() {
    return (
      <div>
        <h1>Index</h1>
        <Link to="/1">SubComponent</Link>
        <p />
        <Link to="/">Index</Link>
      </div>
    )
  }
})

const SubComponent = React.createClass({
  displayName: "SubComponent",
  
  componentDidMount() {
    console.log("SubComponent:DidMount");
  },
  
  componentWillUnmount() {
    console.log("SubComponent:WillUnmount");
  },
  
  componentDidUpdate(prevProps) {
    console.log("SubComponent:DidUpdate");
  },
  
  render() {
    return (
      <div>
        <h1>Subcomponent</h1>
        <Link to="/1">SubComponent</Link>
        <p />
        <Link to="/">Index</Link>
      </div>
    )
  },
})

const App = React.createClass({
  displayName: "app",
  
  componentDidMount() {
    console.log("app:DidMount");
  },
  
  componentWillUnmount() {
    console.log("app:WillUnmount")
  },
  
  componentDidUpdate(prevProps) {
    console.log("app:DidUpdate");
  },
  
  render() {
    return (
      <div>
        {this.props.children}
      </div>
    )
  }
})

const WrapElements = function(Component, props) {
  if (Component.displayName == "Index" || Component.displayName == "SubComponent" || true) {
    return <Wrapper><Component { ...this.props }></Wrapper>;
  } else {
    return <Component {...props} />;
  }
}

React.render((
  <Router createElement={WrapElements}>
    <Route path="/" component={App}>
      <IndexRoute component={Index} />
      <Route path=":id" component={SubComponent} />
    </Route>
  </Router>
), document.getElementById('app'))