feat(tuning): release V0.8.2 Agent 界面重构

web_platform/src/tuning/ScalarRingBuffer.test.ts

@@ -0,0 +1,23 @@
+import { describe, expect, it } from 'vitest';
+import { ScalarRingBuffer } from './ScalarRingBuffer';
+
+const point = (step: number, value = step) => ({ step, wallTime: step / 10, value });
+
+describe('ScalarRingBuffer', () => {
+  it('固定容量覆盖最旧点并保持按 step 排序', () => {
+    const buffer = new ScalarRingBuffer(3);
+    buffer.appendMany([point(2), point(1), point(3), point(4)]);
+    expect(buffer.size).toBe(3);
+    expect(buffer.snapshot().map((value) => value.step)).toEqual([1, 3, 4]);
+    expect(buffer.latestStep).toBe(4);
+  });
+
+  it('按 step 去重更新且忽略非有限数据', () => {
+    const buffer = new ScalarRingBuffer(4);
+    expect(buffer.append(point(1, 2))).toBe(true);
+    expect(buffer.append(point(1, 2))).toBe(false);
+    expect(buffer.append(point(1, 3))).toBe(true);
+    expect(buffer.append({ step: 2, wallTime: 0, value: Number.NaN })).toBe(false);
+    expect(buffer.snapshot()).toEqual([{ step: 1, wallTime: 0.1, value: 3 }]);
+  });
+});