add interaction test case for double click

tests/e2e/helpers/perform-interactions.ts

@@ -6,6 +6,7 @@ import {
 	doVerticalDrag,
 } from './mouse-drag-actions';
 import { doMouseScroll } from './mouse-scroll-actions';
+import { pageTimeout } from './page-timeout';
 import { doLongTouch, doPinchZoomTouch, doSwipeTouch } from './touch-actions';
 import { doZoomInZoomOut } from './zoom-action';
 
@@ -84,7 +85,9 @@ async function performAction(
 			await target.click({ button: 'left' });
 			break;
 		case 'doubleClick':
-			await target.click({ button: 'left', clickCount: 2 });
+			await target.click({ button: 'left' });
+			await pageTimeout(page, 200);
+			await target.click({ button: 'left' });
 			break;
 		case 'outsideClick':
 			{

tests/e2e/interactions/test-cases/mouse/double-click-pane.js

@@ -0,0 +1,78 @@
+function generateData() {
+	const res = [];
+	const time = new Date(Date.UTC(2018, 0, 1, 0, 0, 0, 0));
+	for (let i = 0; i < 500; ++i) {
+		res.push({
+			time: time.getTime() / 1000,
+			value: i,
+		});
+
+		time.setUTCDate(time.getUTCDate() + 1);
+	}
+	return res;
+}
+
+function initialInteractionsToPerform() {
+	return [{ action: 'doubleClick', target: 'pane' }];
+}
+
+function finalInteractionsToPerform() {
+	return [];
+}
+
+let chart;
+let clickCount = 0;
+let dblClickCount = 0;
+
+function beforeInteractions(container) {
+	chart = LightweightCharts.createChart(container);
+
+	const mainSeries = chart.addLineSeries();
+
+	const mainSeriesData = generateData();
+	mainSeries.setData(mainSeriesData);
+
+	chart.subscribeDblClick(mouseParams => {
+		if (!mouseParams) {
+			return;
+		}
+		dblClickCount += 1;
+	});
+	chart.subscribeClick(mouseParams => {
+		if (!mouseParams) {
+			return;
+		}
+		clickCount += 1;
+	});
+
+	return new Promise(resolve => {
+		requestAnimationFrame(() => {
+			resolve();
+		});
+	});
+}
+
+function afterInitialInteractions() {
+	return new Promise(resolve => {
+		requestAnimationFrame(resolve);
+	});
+}
+
+function afterFinalInteractions() {
+	if (clickCount < 1) {
+		throw new Error('Expected click event handler to be evoked.');
+	}
+	if (dblClickCount < 1) {
+		throw new Error('Expected double click event handler to be evoked.');
+	}
+	if (clickCount > 1) {
+		throw new Error('Expected click event handler to be evoked only once.');
+	}
+	if (dblClickCount > 1) {
+		throw new Error(
+			'Expected double click event handler to be evoked only once.'
+		);
+	}
+
+	return Promise.resolve();
+}