test(harness): fake-pi-rpc protocol double + F1 widget contract golden (D10)

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>
2026-06-27 20:36:23 +02:00
parent ae9308470b
commit 17c277bb99
3 changed files with 82 additions and 0 deletions
@@ -0,0 +1,33 @@
+// harness/tests/fake_pi/fake_pi_rpc.mjs — scripted RPC test double (LF-only JSONL).
+import fs from "node:fs";
+const script = JSON.parse(fs.readFileSync(process.argv[2], "utf8"));
+const out = (evt) => process.stdout.write(JSON.stringify(evt) + "\n");
+
+let buf = "";
+process.stdin.on("data", (chunk) => {
+  buf += chunk.toString("utf8");
+  for (let nl; (nl = buf.indexOf("\n")) !== -1; ) {
+    const line = buf.slice(0, nl).replace(/\r$/, ""); buf = buf.slice(nl + 1);
+    if (!line) continue;
+    let cmd; try { cmd = JSON.parse(line); } catch { continue; }
+    if (cmd.type === "prompt") {
+      for (const step of script.on_prompt ?? []) {
+        if (step.ui_request_descriptor) {
+          const d = step.ui_request_descriptor;
+          out({ type: "extension_ui_request", id: d.id, method: "input", title: JSON.stringify(d) });
+        } else { out(step); }  // eventi non-UI (text_delta, agent_end, …) passano tali e quali
+      }
+    } else if (cmd.type === "extension_ui_response") {
+      for (const evt of (script.on_response ?? {})[cmd.id] ?? []) out(evt);
+    } else if (cmd.type === "get_available_models") {
+      out({ type: "response", command: "get_available_models", id: cmd.id, success: true,
+            data: { models: script.available_models ?? [] } });
+    } else if (cmd.type === "steer") {
+      out({ type: "response", command: "steer", id: cmd.id, success: true });
+    } else if (cmd.type === "get_state") {
+      out({ type: "response", command: "get_state", id: cmd.id, success: true,
+            data: { sessionId: "fake", thinkingLevel: "medium", isStreaming: false } });
+    }
+  }
+});
+process.stdin.on("end", () => process.exit(0));