Adding some tests for <Handlers/>
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@ -1,23 +1,153 @@
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import { render, screen } from '@testing-library/react';
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import { createEvent, fireEvent, render, screen } from '@testing-library/react';
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import { Handlers } from './Handlers';
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import { Point } from './types';
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describe('The Handlers component ', () => {
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test('Is just an empty div', () => {
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test('is just an empty div', () => {
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const transformMap = (
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deltaShift: Point | null,
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deltaZoom: number | null,
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zoomCenter: Point | null
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) => {};
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const { baseElement } = render(<Handlers transformMap={transformMap} />);
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render(<Handlers transformMap={transformMap} />);
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// screen.debug();
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expect(baseElement).toMatchInlineSnapshot(`
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<body>
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<div>
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<div
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class="handler"
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/>
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</div>
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</body>
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const handlers = screen.getByRole('presentation');
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// screen.debug();
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expect(handlers).toMatchInlineSnapshot(`
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<div
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class="handler"
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role="presentation"
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/>
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`);
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});
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test('handle mouseDown / mouseMove events', () => {
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var transformMapParams: any;
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function transformMap(
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deltaShift: Point | null,
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deltaZoom: number | null,
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zoomCenter: Point | null
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) {
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console.log(`transformMap${JSON.stringify(arguments)}`);
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transformMapParams = arguments;
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}
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render(<Handlers transformMap={transformMap} />);
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const handlers = screen.getByRole('presentation');
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fireEvent(
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handlers,
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createEvent.mouseDown(handlers, {
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clientX: 10,
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clientY: 20,
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})
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);
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fireEvent(
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handlers,
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createEvent.mouseMove(handlers, {
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clientX: 20,
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clientY: 50,
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})
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);
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// screen.debug();
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expect(transformMapParams).toMatchInlineSnapshot(`
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Arguments [
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Object {
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"x": 10,
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"y": 30,
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},
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null,
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null,
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]
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`);
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});
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test('does *not* handle mouseMove events not preceded by a mouseDown', () => {
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var transformMapParams: any;
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function transformMap(
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deltaShift: Point | null,
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deltaZoom: number | null,
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zoomCenter: Point | null
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) {
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console.log(`transformMap${JSON.stringify(arguments)}`);
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transformMapParams = arguments;
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}
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render(<Handlers transformMap={transformMap} />);
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const handlers = screen.getByRole('presentation');
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fireEvent(
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handlers,
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createEvent.mouseMove(handlers, {
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clientX: 20,
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clientY: 50,
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})
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);
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// screen.debug();
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expect(transformMapParams).toBeUndefined();
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});
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test('A mouseUp event disable further mouseMove events', () => {
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var transformMapParams: any;
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function transformMap(
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deltaShift: Point | null,
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deltaZoom: number | null,
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zoomCenter: Point | null
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) {
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console.log(`transformMap${JSON.stringify(arguments)}`);
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transformMapParams = arguments;
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}
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render(<Handlers transformMap={transformMap} />);
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const handlers = screen.getByRole('presentation');
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fireEvent(
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handlers,
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createEvent.mouseDown(handlers, {
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clientX: 10,
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clientY: 20,
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})
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);
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fireEvent(
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handlers,
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createEvent.mouseUp(handlers, {
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clientX: 20,
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clientY: 50,
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})
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);
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fireEvent(
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handlers,
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createEvent.mouseMove(handlers, {
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clientX: 20,
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clientY: 50,
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})
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);
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// screen.debug();
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expect(transformMapParams).toBeUndefined();
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});
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test('A mouseLeave event disable further mouseMove events', () => {
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var transformMapParams: any;
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function transformMap(
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deltaShift: Point | null,
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deltaZoom: number | null,
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zoomCenter: Point | null
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) {
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console.log(`transformMap${JSON.stringify(arguments)}`);
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transformMapParams = arguments;
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}
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render(<Handlers transformMap={transformMap} />);
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const handlers = screen.getByRole('presentation');
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fireEvent(handlers, createEvent.mouseOver(handlers));
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fireEvent(handlers, createEvent.mouseEnter(handlers));
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fireEvent(
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handlers,
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createEvent.mouseDown(handlers, {
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clientX: 10,
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clientY: 20,
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})
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);
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fireEvent(handlers, createEvent.mouseOut(handlers));
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fireEvent(handlers, createEvent.mouseLeave(handlers));
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fireEvent(
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handlers,
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createEvent.mouseMove(handlers, {
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clientX: 20,
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clientY: 50,
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})
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);
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// screen.debug();
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expect(transformMapParams).toBeUndefined();
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});
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});
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@ -24,9 +24,9 @@ export const Handlers: react.FC<HandlersProperties> = (
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) => {
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const genericHandler = (event: any) => {
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// console.log(`Log - Event: ${event.type}`);
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// if (event.pageX !== undefined) {
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// if (event.clientX !== undefined) {
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// console.log(
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// `Mouse : ${event.pageX}, ${event.pageY}, target: ${event.target}`
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// `Mouse : ${event.clientX}, ${event.clientY}, target: ${event.target}`
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// );
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// console.log(
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// `mouseState: ' ${JSON.stringify(mouseState)} (+${
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@ -50,7 +50,7 @@ export const Handlers: react.FC<HandlersProperties> = (
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genericHandler(event);
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setMouseState({
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down: true,
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starting: { x: event.pageX, y: event.pageY },
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starting: { x: event.clientX, y: event.clientY },
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});
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};
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@ -61,27 +61,30 @@ export const Handlers: react.FC<HandlersProperties> = (
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const mouseMoveHandler = throttle((event: any) => {
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genericHandler(event);
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props.transformMap(
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{
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x: event.pageX - mouseState.starting.x,
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y: event.pageY - mouseState.starting.y,
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},
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null,
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null
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);
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setMouseState({
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down: true,
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starting: {
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x: event.pageX,
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y: event.pageY,
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},
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});
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if (mouseState.down) {
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props.transformMap(
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{
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x: event.clientX - mouseState.starting.x,
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y: event.clientY - mouseState.starting.y,
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},
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null,
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null
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);
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setMouseState({
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down: true,
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starting: {
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x: event.clientX,
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y: event.clientY,
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},
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});
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}
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}, handlersConfig.mouseMoveThrottleDelay);
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const [mouseState, setMouseState] = useState(initialMouseState);
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return (
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<div
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className='handler'
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role='presentation'
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onMouseDown={mouseDownHandler}
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onMouseMove={mouseMoveHandler}
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onMouseUp={mouseUpHandler}
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@ -8,7 +8,7 @@ describe('The Tile component ', () => {
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<Tile href='http://fakeurl' delay={10000} />
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</svg>
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);
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screen.debug();
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// screen.debug();
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expect(baseElement).toMatchInlineSnapshot(`
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<body>
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<div>
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@ -25,7 +25,7 @@ describe('The Tile component ', () => {
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<Tile href='http://fakeurl' />
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</svg>
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);
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screen.debug();
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// screen.debug();
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expect(baseElement).toMatchInlineSnapshot(`
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<body>
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<div>
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