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improve domobserver code and tests

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Rene
2021-04-17 21:36:26 +02:00
parent 2d0daf8d16
commit 9a9aea5bfe
3 changed files with 75 additions and 37 deletions
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packages/overlayscrollbars/tests/browser/observers/domObserver/index.browser.ts
+45
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@@ -354,6 +354,8 @@ const addRemoveImgElmsFn = async () => {
before();
appendChildren(imgElmsSlot, imgHolder);
await timeout(250);
await waitForOrFailTest(() => {
after();
compare(2);
@@ -389,6 +391,8 @@ const addRemoveImgElmsFn = async () => {
addMultipleItem();
addMultipleItem();
await timeout(250);
await waitForOrFailTest(() => {
after();
compare(2);
@@ -403,6 +407,45 @@ const addRemoveImgElmsFn = async () => {
await addMultiple();
// remove load event from image test
const addChanged = async (
newEventContentChange: Array<[string | null | undefined, (() => string | null | undefined) | string | null | undefined] | null | undefined>
) => {
contentDomObserver._updateEventContentChange(newEventContentChange);
const img = new Image(1, 1);
img.src = 'data:image/gif;base64,R0lGODlhAQABAAD/ACwAAAAAAQABAAACADs=';
const { before, after, compare } = changedThrough(domContentObserverObservations);
const imgHolder = createDiv('img');
appendChildren(imgHolder, img);
before();
appendChildren(imgElmsSlot, imgHolder);
await timeout(250);
await waitForOrFailTest(() => {
after();
compare(1);
});
contentDomObserver._updateEventContentChange(contentChangeArr);
};
await addChanged([
['img', 'something'],
['img', 'something2'],
['img', null],
['img', undefined],
['img', () => 'hi'],
['img', () => null],
['img', () => undefined],
null,
undefined,
]);
await addChanged([]);
removeElements(document.querySelectorAll('.img'));
await timeout(250);
@@ -578,11 +621,13 @@ const start = async () => {
targetDomObserver._update();
targetDomObserver._destroy();
targetDomObserver._destroy();
targetDomObserver._update();
contentDomObserver._updateEventContentChange([]);
contentDomObserver._update();
contentDomObserver._destroy();
contentDomObserver._destroy();
contentDomObserver._updateEventContentChange([]);
contentDomObserver._update();
};