wehub-resource-sync
26 lines
1.4 KiB
TypeScript
Vendored
26 lines
1.4 KiB
TypeScript
Vendored
import { strict as assert } from "node:assert";
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import { test } from "vitest";
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import { dataGridScrollPosition, isDataGridNearScrollBottom, shouldCheckInfiniteScrollAfterScroll } from "../../apps/desktop/src/lib/dataGrid/dataGridInfiniteScroll.ts";
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test("horizontal-only scroll does not check infinite scroll", () => {
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assert.equal(shouldCheckInfiniteScrollAfterScroll(dataGridScrollPosition(240, 0), dataGridScrollPosition(240, 180)), false);
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});
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test("shift-wheel horizontal scroll near the bottom does not check infinite scroll", () => {
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assert.equal(isDataGridNearScrollBottom({ scrollTop: 0, scrollHeight: 80, clientHeight: 120 }), true);
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assert.equal(shouldCheckInfiniteScrollAfterScroll(dataGridScrollPosition(0, 0), dataGridScrollPosition(0, 320)), false);
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});
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test("vertical scroll checks infinite scroll even when horizontal offset also changes", () => {
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assert.equal(shouldCheckInfiniteScrollAfterScroll(dataGridScrollPosition(240, 0), dataGridScrollPosition(360, 180)), true);
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});
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test("first scroll position only establishes the infinite scroll baseline", () => {
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assert.equal(shouldCheckInfiniteScrollAfterScroll(undefined, dataGridScrollPosition(360, 180)), false);
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});
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test("near-bottom check matches the grid threshold", () => {
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assert.equal(isDataGridNearScrollBottom({ scrollTop: 801, scrollHeight: 1000, clientHeight: 100 }), true);
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assert.equal(isDataGridNearScrollBottom({ scrollTop: 800, scrollHeight: 1000, clientHeight: 100 }), false);
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});
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