STAT-11: Manual testing mode code.

dev/mode.ts

@@ -0,0 +1,29 @@
+import { mode } from '../src';
+import { generateRandomNums } from '../benchmarks/utils';
+
+const n: number = 100_000;
+const random_nums: number[] = generateRandomNums(n);
+
+function mode_simple(x: number[]): number {
+    const counts = new Map<number, number>();
+    for (const xi of x) {
+        counts.set(xi, (counts.get(xi) || 0) + 1);
+    }
+
+    let mode = NaN;
+    let maxCount = 0;
+    for (const [xi, count] of counts.entries()) {
+        if (count > maxCount) {
+            mode = xi;
+            maxCount = count;
+        }
+    }
+
+    return mode;
+}
+
+const mode_res1 = mode(random_nums);
+const mode_res3 = mode_simple(random_nums);
+
+console.log('mode_res1:', mode_res1);
+console.log('mode_res3:', mode_res3);