release: WRNexusJS 0.7.0

packages/benchmark/test/benchmark.test.ts

@@ -0,0 +1,30 @@
+import { describe, expect, test } from "bun:test";
+import { compareBenchmark, percentile, runBenchmark } from "../src/index.ts";
+
+describe("@wrnexus/benchmark", () => {
+  test("calculates percentiles and deterministic samples", async () => {
+    let now = 0;
+    const result = await runBenchmark(
+      "clock",
+      () => {
+        now += 2;
+      },
+      {
+        iterations: 3,
+        warmup: 0,
+        clock: () => now,
+      },
+    );
+    expect(result.samples).toEqual([2, 2, 2]);
+    expect(result.p95Ms).toBe(2);
+    expect(percentile([1, 2, 3, 4], 0.5)).toBe(2);
+  });
+
+  test("reports regression budget violations", () => {
+    const baseline = { meanMs: 10, p95Ms: 20 } as any;
+    const current = { meanMs: 12, p95Ms: 30, maxMs: 40, operationsPerSecond: 50 } as any;
+    expect(compareBenchmark(current, baseline, { meanPercent: 10, p95Percent: 20 })).toHaveLength(
+      2,
+    );
+  });
+});