DefinitelyTyped/react/react-global-tests.ts

456 lines
13 KiB
TypeScript

/// <reference path="react-global.d.ts" />
interface Props {
hello: string;
world?: string;
foo: number;
bar: boolean;
}
interface State {
inputValue?: string;
seconds?: number;
}
interface Context {
someValue?: string;
}
interface ChildContext {
someOtherValue: string;
}
interface MyComponent extends React.Component<Props, State> {
reset(): void;
}
var props: Props & React.ClassAttributes<{}> = {
key: 42,
ref: "myComponent42",
hello: "world",
foo: 42,
bar: true
};
var container: Element;
//
// Top-Level API
// --------------------------------------------------------------------------
var ClassicComponent: React.ClassicComponentClass<Props> =
React.createClass<Props, State>({
getDefaultProps() {
return <Props>{
hello: undefined,
world: "peace",
foo: undefined,
bar: undefined,
};
},
getInitialState() {
return {
inputValue: this.context.someValue,
seconds: this.props.foo
};
},
reset() {
this.replaceState(this.getInitialState());
},
render() {
return React.DOM.div(null,
React.DOM.input({
ref: input => this._input = input,
value: this.state.inputValue
}));
}
});
class ModernComponent extends React.Component<Props, State>
implements React.ChildContextProvider<ChildContext> {
static propTypes: React.ValidationMap<Props> = {
foo: React.PropTypes.number
};
static contextTypes: React.ValidationMap<Context> = {
someValue: React.PropTypes.string
};
static childContextTypes: React.ValidationMap<ChildContext> = {
someOtherValue: React.PropTypes.string
};
static defaultProps: Props;
context: Context;
getChildContext() {
return {
someOtherValue: "foo"
};
}
state = {
inputValue: this.context.someValue,
seconds: this.props.foo
};
reset() {
this.setState({
inputValue: this.context.someValue,
seconds: this.props.foo
});
}
private _input: HTMLInputElement;
render() {
return React.DOM.div(null,
React.DOM.input({
ref: input => this._input = <HTMLInputElement>input,
value: this.state.inputValue
}));
}
}
// React.createFactory
var factory: React.CFactory<Props, ModernComponent> =
React.createFactory(ModernComponent);
var factoryElement: React.CElement<Props, ModernComponent> =
factory(props);
var classicFactory: React.ClassicFactory<Props> =
React.createFactory(ClassicComponent);
var classicFactoryElement: React.ClassicElement<Props> =
classicFactory(props);
var domFactory: React.DOMFactory<React.DOMAttributes, Element> =
React.createFactory("foo");
var domFactoryElement: React.DOMElement<React.DOMAttributes, Element> =
domFactory();
// React.createElement
var element: React.CElement<Props, ModernComponent> =
React.createElement(ModernComponent, props);
var classicElement: React.ClassicElement<Props> =
React.createElement(ClassicComponent, props);
var domElement: React.ReactHTMLElement<HTMLDivElement> =
React.createElement("div");
// React.cloneElement
var clonedElement: React.CElement<Props, ModernComponent> =
React.cloneElement(element, props);
var clonedClassicElement: React.ClassicElement<Props> =
React.cloneElement(classicElement, props);
var clonedDOMElement: React.ReactHTMLElement<HTMLDivElement> =
React.cloneElement(domElement);
// React.render
var component: React.Component<Props, any> =
ReactDOM.render(element, container);
var classicComponent: React.ClassicComponent<Props, any> =
ReactDOM.render(classicElement, container);
var domComponent: Element =
ReactDOM.render(domElement, container);
// Other Top-Level API
var unmounted: boolean = ReactDOM.unmountComponentAtNode(container);
// ReactDOMServer is not supported in global version
// var str: string = ReactDOMServer.renderToString(element);
// var markup: string = ReactDOMServer.renderToStaticMarkup(element);
var notValid: boolean = React.isValidElement(props); // false
var isValid = React.isValidElement(element); // true
var domNode: Element = ReactDOM.findDOMNode(component);
domNode = ReactDOM.findDOMNode(domNode);
//
// React Elements
// --------------------------------------------------------------------------
var type = element.type;
var elementProps: Props = element.props;
var key = element.key;
//
// React Components
// --------------------------------------------------------------------------
var displayName: string = ClassicComponent.displayName;
var defaultProps: Props = ClassicComponent.getDefaultProps();
var propTypes: React.ValidationMap<Props> = ClassicComponent.propTypes;
//
// Component API
// --------------------------------------------------------------------------
// modern
var componentState: State = component.state;
component.setState({ inputValue: "!!!" });
component.forceUpdate();
// classic
var isMounted: boolean = classicComponent.isMounted();
classicComponent.replaceState({ inputValue: "???", seconds: 60 });
var myComponent = <MyComponent>component;
myComponent.reset();
//
// Attributes
// --------------------------------------------------------------------------
var children: any[] = ["Hello world", [null], React.DOM.span(null)];
var divStyle: React.CSSProperties = { // CSSProperties
flex: "1 1 main-size",
backgroundImage: "url('hello.png')"
};
var htmlAttr: React.HTMLProps<any> = {
key: 36,
ref: "htmlComponent",
children: children,
className: "test-attr",
style: divStyle,
onClick: (event: React.MouseEvent) => {
event.preventDefault();
event.stopPropagation();
},
dangerouslySetInnerHTML: {
__html: "<strong>STRONG</strong>"
}
};
React.DOM.div(htmlAttr);
React.DOM.span(htmlAttr);
React.DOM.input(htmlAttr);
React.DOM.svg({ viewBox: "0 0 48 48" },
React.DOM.rect({
x: 22,
y: 10,
width: 4,
height: 28
}),
React.DOM.rect({
x: 10,
y: 22,
width: 28,
height: 4
}));
//
// React.PropTypes
// --------------------------------------------------------------------------
var PropTypesSpecification: React.ComponentSpec<any, any> = {
propTypes: {
optionalArray: React.PropTypes.array,
optionalBool: React.PropTypes.bool,
optionalFunc: React.PropTypes.func,
optionalNumber: React.PropTypes.number,
optionalObject: React.PropTypes.object,
optionalString: React.PropTypes.string,
optionalNode: React.PropTypes.node,
optionalElement: React.PropTypes.element,
optionalMessage: React.PropTypes.instanceOf(Date),
optionalEnum: React.PropTypes.oneOf(["News", "Photos"]),
optionalUnion: React.PropTypes.oneOfType([
React.PropTypes.string,
React.PropTypes.number,
React.PropTypes.instanceOf(Date)
]),
optionalArrayOf: React.PropTypes.arrayOf(React.PropTypes.number),
optionalObjectOf: React.PropTypes.objectOf(React.PropTypes.number),
optionalObjectWithShape: React.PropTypes.shape({
color: React.PropTypes.string,
fontSize: React.PropTypes.number
}),
requiredFunc: React.PropTypes.func.isRequired,
requiredAny: React.PropTypes.any.isRequired,
customProp: function(props: any, propName: string, componentName: string) {
if (!/matchme/.test(props[propName])) {
return new Error("Validation failed!");
}
return null;
}
},
render: (): React.ReactElement<any> => {
return null;
}
};
//
// ContextTypes
// --------------------------------------------------------------------------
var ContextTypesSpecification: React.ComponentSpec<any, any> = {
contextTypes: {
optionalArray: React.PropTypes.array,
optionalBool: React.PropTypes.bool,
optionalFunc: React.PropTypes.func,
optionalNumber: React.PropTypes.number,
optionalObject: React.PropTypes.object,
optionalString: React.PropTypes.string,
optionalNode: React.PropTypes.node,
optionalElement: React.PropTypes.element,
optionalMessage: React.PropTypes.instanceOf(Date),
optionalEnum: React.PropTypes.oneOf(["News", "Photos"]),
optionalUnion: React.PropTypes.oneOfType([
React.PropTypes.string,
React.PropTypes.number,
React.PropTypes.instanceOf(Date)
]),
optionalArrayOf: React.PropTypes.arrayOf(React.PropTypes.number),
optionalObjectOf: React.PropTypes.objectOf(React.PropTypes.number),
optionalObjectWithShape: React.PropTypes.shape({
color: React.PropTypes.string,
fontSize: React.PropTypes.number
}),
requiredFunc: React.PropTypes.func.isRequired,
requiredAny: React.PropTypes.any.isRequired,
customProp: function(props: any, propName: string, componentName: string) {
if (!/matchme/.test(props[propName])) {
return new Error("Validation failed!");
}
return null;
}
},
render: (): React.ReactElement<any> => {
return null;
}
};
//
// React.Children
// --------------------------------------------------------------------------
var mappedChildrenArray: number[] =
React.Children.map<number>(children, (child) => { return 42; });
React.Children.forEach(children, (child) => {});
var nChildren: number = React.Children.count(children);
var onlyChild = React.Children.only([null, [[["Hallo"], true]], false]);
var childrenToArray: React.ReactChild[] = React.Children.toArray(children);
//
// Example from http://facebook.github.io/react/
// --------------------------------------------------------------------------
interface TimerState {
secondsElapsed: number;
}
class Timer extends React.Component<{}, TimerState> {
state = {
secondsElapsed: 0
};
private _interval: number;
tick() {
this.setState((prevState, props) => ({
secondsElapsed: prevState.secondsElapsed + 1
}));
}
componentDidMount() {
this._interval = setInterval(() => this.tick(), 1000);
}
componentWillUnmount() {
clearInterval(this._interval);
}
render() {
return React.DOM.div(
null,
"Seconds Elapsed: ",
this.state.secondsElapsed
);
}
}
ReactDOM.render(React.createElement(Timer), container);
//
// createFragment addon
// --------------------------------------------------------------------------
React.addons.createFragment({
a: React.DOM.div(),
b: ["a", false, React.createElement("span")]
});
//
// CSSTransitionGroup addon
// --------------------------------------------------------------------------
React.createFactory(React.addons.CSSTransitionGroup)({
component: React.createClass({
render: (): React.ReactElement<any> => null
}),
childFactory: (c) => c,
transitionName: "transition",
transitionAppear: false,
transitionEnter: true,
transitionLeave: true
});
//
// LinkedStateMixin addon
// --------------------------------------------------------------------------
React.createClass({
mixins: [React.addons.LinkedStateMixin],
render: function() { return React.DOM.div(null); }
});
//
// Perf addon
// --------------------------------------------------------------------------
React.addons.Perf.start();
React.addons.Perf.stop();
var measurements = React.addons.Perf.getLastMeasurements();
React.addons.Perf.printInclusive(measurements);
React.addons.Perf.printExclusive(measurements);
React.addons.Perf.printWasted(measurements);
React.addons.Perf.printDOM(measurements);
//
// PureRenderMixin addon
// --------------------------------------------------------------------------
React.createClass({
mixins: [React.addons.PureRenderMixin],
render: function() { return React.DOM.div(null); }
});
//
// TestUtils addon
// --------------------------------------------------------------------------
var node: Element;
React.addons.TestUtils.Simulate.click(node);
React.addons.TestUtils.Simulate.change(node);
React.addons.TestUtils.Simulate.keyDown(node, { key: "Enter" });
var renderer: React.ShallowRenderer =
React.addons.TestUtils.createRenderer();
renderer.render(React.createElement(Timer));
var output: React.ReactElement<React.Props<Timer>> =
renderer.getRenderOutput();
//
// TransitionGroup addon
// --------------------------------------------------------------------------
React.createFactory(React.addons.TransitionGroup)({ component: "div" });
//
// update addon
// --------------------------------------------------------------------------
{
// These are copied from https://facebook.github.io/react/docs/update.html
let initialArray = [1, 2, 3];
let newArray = React.addons.update(initialArray, {$push: [4]}); // => [1, 2, 3, 4]
let collection = [1, 2, {a: [12, 17, 15]}];
let newCollection = React.addons.update(collection, {2: {a: {$splice: [[1, 1, 13, 14]]}}});
// => [1, 2, {a: [12, 13, 14, 15]}]
let obj = {a: 5, b: 3};
let newObj = React.addons.update(obj, {b: {$apply: function(x) {return x * 2;}}});
// => {a: 5, b: 6}
let newObj2 = React.addons.update(obj, {b: {$set: obj.b * 2}});
let objShallow = {a: 5, b: 3};
let newObjShallow = React.addons.update(obj, {$merge: {b: 6, c: 7}}); // => {a: 5, b: 6, c: 7}
}