openpdu/static/bower_components/seiyria-bootstrap-slider/test/specs/ScrollableContainerSpec.js
2020-12-23 10:11:11 +01:00

86 lines
3.0 KiB
JavaScript

describe("Scrollable test", function() {
var testSlider;
var sliderHandleTopPos;
var sliderHandleLeftPos;
var scrollableContainer;
describe("Vertical inside scrollable container", function() {
beforeEach(function() {
testSlider = new Slider("#ex1", {
id: "ex1Slider",
orientation: "vertical",
min: 0,
max: 20,
value: 10,
step: 1
});
scrollableContainer = document.querySelector('#scrollable-div');
scrollableContainer.scrollTop = 145;
var sliderHandleEl = document.querySelector("#ex1Slider .slider-handle");
var sliderHandleBoundingBoxInfo = sliderHandleEl.getBoundingClientRect();
sliderHandleTopPos = sliderHandleBoundingBoxInfo.top;
sliderHandleLeftPos = sliderHandleBoundingBoxInfo.left;
});
afterEach(function() {
if(testSlider) {
testSlider.destroy();
}
});
// The difference between sliderHandleTopPos and mousemoveY is equal to 50 in both cases,
// but difference between initial and final slider value is not equal (6 and 4).
// It happens because we don't 'hit' the center of handle but the top left corner.
it("slides up when handle moves upwards inside scrollable element after scrolling", function() {
var mousemove = document.createEvent('MouseEvents');
var mousemoveX = sliderHandleLeftPos;
var mousemoveY = sliderHandleTopPos - 50;
var newSliderValue;
mousemove.initMouseEvent(
"mousedown",
true /* bubble */,
true /* cancelable */,
window,
null,
0, 0, mousemoveX, mousemoveY, /* coordinates */
false, false, false, false, /* modifier keys */
0 /*left*/,
null
);
testSlider.sliderElem.dispatchEvent(mousemove);
newSliderValue = testSlider.getValue();
expect(newSliderValue).toEqual(4);
});
it("slides down when handle moves downwards inside scrollable element after scrolling", function() {
var mousemove = document.createEvent('MouseEvents');
var mousemoveX = sliderHandleLeftPos;
var mousemoveY = sliderHandleTopPos + 50;
var newSliderValue;
mousemove.initMouseEvent(
"mousedown",
true /* bubble */,
true /* cancelable */,
window,
null,
0, 0, mousemoveX, mousemoveY, /* coordinates */
false, false, false, false, /* modifier keys */
0 /*left*/,
null
);
testSlider.sliderElem.dispatchEvent(mousemove);
newSliderValue = testSlider.getValue();
expect(newSliderValue).toEqual(14);
});
});
}); // End of spec