Create hidden-datasets-performance.js

Author: WAGHMARETANNU

test/fixtures/hidden-datasets-performance.js

@@ -0,0 +1,17 @@
+const datasets = [];
+
+for (let i = 0; i < 200; i++) {
+  datasets.push({
+    label: `Dataset ${i}`,
+    data: Array.from({ length: 100 }, () => Math.random() * 100),
+    hidden: i !== 0 // only 1 visible
+  });
+}
+
+new Chart(ctx, {
+  type: 'line',
+  data: {
+    labels: Array.from({ length: 100 }, (_, i) => i),
+    datasets
+  }
+});