硬化 Codex stdio backend 错误观测

src/selftest/fake-codex-app-server.ts

@@ -1,6 +1,7 @@
 import * as readline from "node:readline";
 
 const rl = readline.createInterface({ input: process.stdin, crlfDelay: Infinity });
+const mode = process.env.AGENTRUN_FAKE_CODEX_MODE ?? "success";
 let threadCounter = 0;
 let turnCounter = 0;
 
@@ -9,6 +10,10 @@ for await (const line of rl) {
   if (trimmed.length === 0) continue;
   const message = JSON.parse(trimmed) as { id?: number; method?: string; params?: Record<string, unknown> };
   if (message.method === "initialize") {
+    if (mode === "invalid-json") {
+      process.stdout.write('{"token":"test-token-material"\n');
+      process.exit(0);
+    }
     respond(message.id, { serverInfo: { name: "fake-codex-app-server", version: "self-test" } });
     continue;
   }
@@ -26,6 +31,17 @@ for await (const line of rl) {
     continue;
   }
   if (message.method === "turn/start") {
+    if (mode === "missing-turn-result") {
+      respond(message.id, {});
+      continue;
+    }
+    if (mode === "missing-terminal") {
+      turnCounter += 1;
+      const turn = { id: `turn_selftest_${turnCounter}`, status: "running" };
+      notify("turn/started", { turn });
+      respond(message.id, { turn });
+      continue;
+    }
     turnCounter += 1;
     const turn = { id: `turn_selftest_${turnCounter}`, status: "completed" };
     notify("turn/started", { turn });