56 lines
2.0 KiB
HTML
56 lines
2.0 KiB
HTML
<!DOCTYPE html>
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<html>
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<head>
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<script src="lib/state.js"></script>
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<script src="lib/base.js"></script>
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<script src="lib/datatable.js"></script>
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<script>
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window.__DT_PERF_MODE__ = true;
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</script>
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<script>
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window.startTest = async () => {
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const fields = Array.from({length: 10}, (_, i) => ({
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id: 'col' + i,
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name: 'Column ' + i,
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width: 150
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}));
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const data = Array.from({length: 10000}, (_, i) => {
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const row = { id: i };
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fields.forEach(f => row[f.id] = `Row ${i} ${f.name}`);
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return row;
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});
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const div = document.createElement('div');
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div.setAttribute('style', 'height: 400px; width: 800px; border: 1px solid red');
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div.innerHTML = '<DataTable id="dt" editable style="display: flex; flex-direction: column; height: 100%; min-height: 0; overflow: hidden"></DataTable>';
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document.body.appendChild(div);
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// Wait for MutationObserver to pick up the new element
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await new Promise(r => setTimeout(r, 0));
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const dt = document.getElementById('dt');
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dt.state.fields = fields;
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dt.state.list = data;
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await new Promise(r => setTimeout(r, 500));
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const scrollTarget = dt.querySelector('.dt-main');
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console.log('root clientHeight:', scrollTarget.clientHeight);
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console.log('root scrollHeight:', scrollTarget.scrollHeight);
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for (let i = 0; i < 100; i++) {
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scrollTarget.scrollTop += 200;
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scrollTarget.dispatchEvent(new Event('scroll'));
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await new Promise(r => setTimeout(r, 10));
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}
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return JSON.parse(JSON.stringify(dt.state.perf));
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};
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</script>
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</head>
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<body>
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<script src="lib/bootstrap.js"></script>
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</body>
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</html>
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