孩子端应用题 answer 模式:拍照+填最终答案,交卷归一化匹配秒判(rubric 流程不变)

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>

src/lib/answer-match.test.ts

@@ -1,5 +1,5 @@
 import { describe, expect, it } from "vitest";
-import { answersMatch, normalizeAnswer } from "./answer-match";
+import { answersMatch, normalizeAnswer, solveAnswerHit } from "./answer-match";
 
 describe("normalizeAnswer", () => {
   it("分数转小数", () => {
@@ -42,4 +42,16 @@ describe("answersMatch", () => {
   it("空期望数组不判对", () => {
     expect(answersMatch([], "0.5")).toBe(false);
   });
+});
+
+describe("solveAnswerHit", () => {
+  const q = { answers: ["2", "x=2"] };
+  it("命中最终答案", () => {
+    expect(solveAnswerHit({ answers: ["2"] }, "2")).toBe(true);
+    expect(solveAnswerHit(q, " x = 2 ")).toBe(true);
+  });
+  it("未命中", () => {
+    expect(solveAnswerHit(q, "3")).toBe(false);
+    expect(solveAnswerHit({ answers: [] }, "2")).toBe(false);
+  });
 });