eval: 完成任务书15路线对照与先想后读核查

tests/flow-next-step.test.ts

@@ -338,7 +338,7 @@ test("第二次预测关闭：选批", () => {
 });
 
 test("选批做完：停下，原因\"实现还没写\"", () => {
-  assert.deepEqual(nextStep(roundOne("selectBatch").records), { do: "halt", reason: "实现还没写（任务书 15）", objects: [] });
+  assert.deepEqual(nextStep(roundOne("selectBatch").records), { do: "halt", reason: "实现还没写（任务书 16）", objects: [] });
 });
 
 test("关掉第一次预测：第 1 轮写一条按配置跳过（对象 r1-firstPrediction），接着开挑刺", () => {

tests/route-thinking.test.ts

@@ -0,0 +1,50 @@
+import assert from "node:assert/strict";
+import { spawnSync } from "node:child_process";
+import { mkdtempSync, mkdirSync, readFileSync, rmSync, writeFileSync } from "node:fs";
+import { tmpdir } from "node:os";
+import { join } from "node:path";
+import { test } from "node:test";
+
+test("思考核查：列目录不截断，首次读源码才截断，并保留原始行号", () => {
+  const root = mkdtempSync(join(tmpdir(), "inforsi-route-thinking-"));
+  try {
+    const call = join(root, "calls/r0-entryDraft.researcher-1.entry.none.1");
+    const sessions = join(call, "sessions");
+    const code = join(call, "code");
+    mkdirSync(sessions, { recursive: true });
+    mkdirSync(code);
+    writeFileSync(join(code, "initial.py"), "print('baseline')\n");
+    writeFileSync(join(code, "SOURCES.md"), "reference\n");
+    const messages = [
+      { type: "session" },
+      { type: "message", message: { role: "assistant", content: [
+        { type: "thinking", thinking: "列目录前" },
+        { type: "toolCall", name: "read_source", arguments: { path: code } },
+      ] } },
+      { type: "message", message: { role: "assistant", content: [
+        { type: "thinking", thinking: "目录之后先想两种解法" },
+        { type: "toolCall", name: "read_source", arguments: { path: join(code, "SOURCES.md") } },
+      ] } },
+      { type: "message", message: { role: "assistant", content: [
+        { type: "thinking", thinking: "看过来源说明，还未读源码" },
+        { type: "toolCall", name: "read_source", arguments: { path: join(code, "initial.py") } },
+      ] } },
+      { type: "message", message: { role: "assistant", content: [
+        { type: "thinking", thinking: "读源码后的内容不能算先想" },
+      ] } },
+    ];
+    writeFileSync(join(sessions, "session.jsonl"), messages.map((m) => JSON.stringify(m)).join("\n"));
+    const output = join(root, "thinking.txt");
+    const result = spawnSync(process.execPath, ["eval/route/thinking.ts", root, output], { encoding: "utf8" });
+    assert.equal(result.status, 0, result.stderr);
+    const text = readFileSync(output, "utf8");
+    assert.match(text, /目录之后先想两种解法/);
+    assert.match(text, /看过来源说明，还未读源码/);
+    assert.match(text, /原始 JSONL:4/);
+    assert.match(text, /仅列目录/);
+    assert.match(text, /首次读取基线源码文件/);
+    assert.doesNotMatch(text, /读源码后的内容不能算先想/);
+  } finally {
+    rmSync(root, { recursive: true, force: true });
+  }
+});