DefinitelyTyped/react-redux/react-redux-tests.tsx
2016-07-03 15:09:21 +03:00

362 lines
9.9 KiB
TypeScript

/// <reference path="react-redux.d.ts" />
/// <reference path="../react/react.d.ts"/>
/// <reference path="../react/react-dom.d.ts"/>
/// <reference path="../redux/redux.d.ts" />
/// <reference path="../history/history.d.ts" />
/// <reference path="../react-router/react-router.d.ts" />
/// <reference path="../object-assign/object-assign.d.ts" />
import { Component, ReactElement } from 'react';
import * as React from 'react';
import * as ReactDOM from 'react-dom';
import { Router, RouterState } from 'react-router';
import { Store, Dispatch, bindActionCreators } from 'redux';
import { connect, Provider } from 'react-redux';
import objectAssign = require('object-assign');
//
// Quick Start
// https://github.com/rackt/react-redux/blob/master/docs/quick-start.md#quick-start
//
interface CounterState {
counter: number;
}
declare var increment: Function;
class Counter extends Component<any, any> {
render() {
return (
<button onClick={this.props.onIncrement}>
{this.props.value}
</button>
);
}
}
function mapStateToProps(state: CounterState) {
return {
value: state.counter
};
}
// Which action creators does it want to receive by props?
function mapDispatchToProps(dispatch: Dispatch<CounterState>) {
return {
onIncrement: () => dispatch(increment())
};
}
connect(
mapStateToProps,
mapDispatchToProps
)(Counter);
@connect(mapStateToProps)
class CounterContainer extends Component<any, any> {
}
class App extends Component<any, any> {
render(): JSX.Element {
// ...
return null;
}
}
const targetEl = document.getElementById('root');
ReactDOM.render((
<Provider store={store}>
{() => <App />}
</Provider>
), targetEl);
//
// API
// https://github.com/rackt/react-redux/blob/master/docs/api.md
//
declare var store: Store<TodoState>;
declare var routerState: RouterState;
declare var history: HistoryModule.History;
class MyRootComponent extends Component<any, any> {
}
class TodoApp extends Component<any, any> {
}
interface TodoState {
todos: string[]|string;
}
interface TodoProps {
userId: number;
}
interface DispatchProps {
addTodo(userId: number, text: string): void;
action: Function;
}
declare var actionCreators: () => {
action: Function;
}
declare var addTodo: () => { type: string; };
declare var todoActionCreators: { [type: string]: (...args: any[]) => any; };
declare var counterActionCreators: { [type: string]: (...args: any[]) => any; };
ReactDOM.render(
<Provider store={store}>
{() => <MyRootComponent />}
</Provider>,
document.body
);
//TODO: for React Router 0.13
////TODO: error TS2339: Property 'run' does not exist on type 'typeof "react-router"'.
////TODO: error TS2339: Property 'HistoryLocation' does not exist on type 'typeof "react-router"'.
//declare var routes: any;
//Router.run(routes, Router.HistoryLocation, (Handler, routerState) => { // note "routerState" here
// ReactDOM.render(
// <Provider store={store}>
// {/*
// //TODO: error TS2339: Property 'routerState' does not exist on type 'RouteProp'.
// {() => <Handler routerState={routerState} />} // note "routerState" here: important to pass it down
// */}
// </Provider>,
// document.getElementById('root')
// );
//});
//TODO: for React Router 1.0
ReactDOM.render(
<Provider store={store}>
{() => <Router history={history}>...</Router>}
</Provider>,
targetEl
);
// Inject just dispatch and don't listen to store
connect()(TodoApp);
// Inject dispatch and every field in the global state
connect((state: TodoState) => state)(TodoApp);
// Inject dispatch and todos
function mapStateToProps2(state: TodoState) {
return { todos: state.todos };
}
export default connect(mapStateToProps2)(TodoApp);
// Inject todos and all action creators (addTodo, completeTodo, ...)
//function mapStateToProps(state) {
// return { todos: state.todos };
//}
connect(mapStateToProps2, actionCreators)(TodoApp);
// Inject todos and all action creators (addTodo, completeTodo, ...) as actions
//function mapStateToProps(state) {
// return { todos: state.todos };
//}
function mapDispatchToProps2(dispatch: Dispatch<TodoState>) {
return { actions: bindActionCreators(actionCreators, dispatch) };
}
connect(mapStateToProps2, mapDispatchToProps2)(TodoApp);
// Inject todos and a specific action creator (addTodo)
//function mapStateToProps(state) {
// return { todos: state.todos };
//}
function mapDispatchToProps3(dispatch: Dispatch<TodoState>) {
return bindActionCreators({ addTodo }, dispatch);
}
connect(mapStateToProps2, mapDispatchToProps3)(TodoApp);
// Inject todos, todoActionCreators as todoActions, and counterActionCreators as counterActions
//function mapStateToProps(state) {
// return { todos: state.todos };
//}
function mapDispatchToProps4(dispatch: Dispatch<TodoState>) {
return {
todoActions: bindActionCreators(todoActionCreators, dispatch),
counterActions: bindActionCreators(counterActionCreators, dispatch)
};
}
connect(mapStateToProps2, mapDispatchToProps4)(TodoApp);
// Inject todos, and todoActionCreators and counterActionCreators together as actions
//function mapStateToProps(state) {
// return { todos: state.todos };
//}
function mapDispatchToProps5(dispatch: Dispatch<TodoState>) {
return {
actions: bindActionCreators(objectAssign({}, todoActionCreators, counterActionCreators), dispatch)
};
}
connect(mapStateToProps2, mapDispatchToProps5)(TodoApp);
// Inject todos, and all todoActionCreators and counterActionCreators directly as props
//function mapStateToProps(state) {
// return { todos: state.todos };
//}
function mapDispatchToProps6(dispatch: Dispatch<TodoState>) {
return bindActionCreators(objectAssign({}, todoActionCreators, counterActionCreators), dispatch);
}
connect(mapStateToProps2, mapDispatchToProps6)(TodoApp);
// Inject todos of a specific user depending on props
function mapStateToProps3(state: TodoState, ownProps: TodoProps): TodoState {
return { todos: state.todos[ownProps.userId] };
}
connect(mapStateToProps3)(TodoApp);
// Inject todos of a specific user depending on props, and inject props.userId into the action
//function mapStateToProps(state) {
// return { todos: state.todos };
//}
function mergeProps(stateProps: TodoState, dispatchProps: DispatchProps, ownProps: TodoProps): DispatchProps & TodoState {
return objectAssign({}, ownProps, {
todos: stateProps.todos[ownProps.userId],
addTodo: (text: string) => dispatchProps.addTodo(ownProps.userId, text)
});
}
connect(mapStateToProps2, actionCreators, mergeProps)(TodoApp);
interface TestProp {
property1: number;
someOtherProperty?: string;
}
interface TestState {
isLoaded: boolean;
state1: number;
}
class TestComponent extends Component<TestProp, TestState> { }
const WrappedTestComponent = connect()(TestComponent);
// return value of the connect()(TestComponent) is of the type TestComponent
let ATestComponent: typeof TestComponent = null;
ATestComponent = TestComponent;
ATestComponent = WrappedTestComponent;
let anElement: ReactElement<TestProp>;
<TestComponent property1={42} />;
<WrappedTestComponent property1={42} />;
<ATestComponent property1={42} />;
class NonComponent {}
// this doesn't compile
//connect()(NonComponent);
// stateless functions
interface HelloMessageProps { name: string; }
function HelloMessage(props: HelloMessageProps) {
return <div>Hello {props.name}</div>;
}
let ConnectedHelloMessage = connect()(HelloMessage);
ReactDOM.render(<HelloMessage name="Sebastian" />, document.getElementById('content'));
ReactDOM.render(<ConnectedHelloMessage name="Sebastian" />, document.getElementById('content'));
// stateless functions that uses mapStateToProps and mapDispatchToProps
namespace TestStatelessFunctionWithMapArguments {
interface GreetingProps {
name: string;
onClick: () => void;
}
function Greeting(props: GreetingProps) {
return <div>Hello {props.name}</div>;
}
const mapStateToProps = (state: any, ownProps: GreetingProps) => {
return {
name: 'Connected! ' + ownProps.name
};
};
const mapDispatchToProps = (dispatch: Dispatch<any>, ownProps: GreetingProps) => {
return {
onClick: () => {
dispatch({ type: 'GREETING', name: ownProps.name });
}
};
};
const ConnectedGreeting = connect(
mapStateToProps,
mapDispatchToProps
)(Greeting);
}
// https://github.com/DefinitelyTyped/DefinitelyTyped/issues/8787
namespace TestTOwnPropsInference {
interface OwnProps {
own: string;
}
interface StateProps {
state: string;
}
class OwnPropsComponent extends React.Component<OwnProps & StateProps, {}> {
render() {
return <div/>;
}
}
function mapStateToPropsWithoutOwnProps(state: any): StateProps {
return { state: 'string' };
}
function mapStateToPropsWithOwnProps(state: any, ownProps: OwnProps): StateProps {
return { state: 'string' };
}
const ConnectedWithoutOwnProps = connect(mapStateToPropsWithoutOwnProps)(OwnPropsComponent);
const ConnectedWithOwnProps = connect(mapStateToPropsWithOwnProps)(OwnPropsComponent);
const ConnectedWithTypeHint = connect<StateProps, {}, OwnProps>(mapStateToPropsWithoutOwnProps)(OwnPropsComponent);
// This compiles, which is bad.
React.createElement(ConnectedWithoutOwnProps, { anything: 'goes!' });
// This compiles, as expected.
React.createElement(ConnectedWithOwnProps, { own: 'string' });
// This should not compile, which is good.
// React.createElement(ConnectedWithOwnProps, { missingOwn: true });
// This compiles, as expected.
React.createElement(ConnectedWithTypeHint, { own: 'string' });
// This should not compile, which is good.
// React.createElement(ConnectedWithTypeHint, { missingOwn: true });
}