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test(infinite-scroll): stabilize top scroll test #31049

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test(infinite-scroll): stabilize top scroll test #31049

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19 changes: 13 additions & 6 deletions core/src/components/infinite-scroll/test/top/infinite-scroll.e2e.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -3,21 +3,28 @@ import { configs, test } from '@utils/test/playwright';

configs({ modes: ['md'], directions: ['ltr'] }).forEach(({ title, config }) => {
test.describe(title('infinite-scroll: top'), () => {
test('should load more items when scrolled to the top', async ({ page, skip }) => {
// TODO(FW-6394): remove once flaky issue is resolved
skip.browser('webkit', 'Safari is flaky on CI');

test('should load more items when scrolled to the top', async ({ page }) => {
await page.goto('/src/components/infinite-scroll/test/top', config);

const ionInfiniteComplete = await page.spyOnEvent('ionInfiniteComplete');
const content = page.locator('ion-content');
const items = page.locator('ion-item');
expect(await items.count()).toBe(30);

await content.evaluate((el: HTMLIonContentElement) => el.scrollToBottom(0));
await page.waitForFunction(async () => {
const contentEl = document.querySelector('ion-content') as HTMLIonContentElement | null;
if (contentEl == null) {
return false;
}

const scrollEl = await contentEl.getScrollElement();
return scrollEl.scrollTop > 0;
});

await content.evaluate((el: HTMLIonContentElement) => el.scrollToTop(0));
await ionInfiniteComplete.next();

expect(await items.count()).toBe(60);
await expect(items).toHaveCount(60);
});
});
});