Move lobster integration to optional plugin tool

extensions/lobster/src/lobster-tool.test.ts

@@ -0,0 +1,87 @@
+import fs from "node:fs/promises";
+import os from "node:os";
+import path from "node:path";
+
+import { describe, expect, it } from "vitest";
+
+import type { ClawdbotPluginApi } from "../../../src/plugins/types.js";
+import { createLobsterTool } from "./lobster-tool.js";
+
+async function writeFakeLobster(params: {
+  payload: unknown;
+}) {
+  const dir = await fs.mkdtemp(path.join(os.tmpdir(), "clawdbot-lobster-plugin-"));
+  const binPath = path.join(dir, "lobster");
+
+  const file = `#!/usr/bin/env node\n` +
+    `process.stdout.write(JSON.stringify(${JSON.stringify(params.payload)}));\n`;
+
+  await fs.writeFile(binPath, file, { encoding: "utf8", mode: 0o755 });
+  return { dir, binPath };
+}
+
+function fakeApi(): ClawdbotPluginApi {
+  return {
+    id: "lobster",
+    name: "lobster",
+    source: "test",
+    config: {} as any,
+    runtime: { version: "test" } as any,
+    logger: { info() {}, warn() {}, error() {}, debug() {} },
+    registerTool() {},
+    registerHttpHandler() {},
+    registerChannel() {},
+    registerGatewayMethod() {},
+    registerCli() {},
+    registerService() {},
+    registerProvider() {},
+    resolvePath: (p) => p,
+  };
+}
+
+describe("lobster plugin tool", () => {
+  it("runs lobster and returns parsed envelope in details", async () => {
+    const fake = await writeFakeLobster({
+      payload: { ok: true, status: "ok", output: [{ hello: "world" }], requiresApproval: null },
+    });
+
+    const tool = createLobsterTool(fakeApi());
+    const res = await tool.execute("call1", {
+      action: "run",
+      pipeline: "noop",
+      lobsterPath: fake.binPath,
+      timeoutMs: 1000,
+    });
+
+    expect(res.details).toMatchObject({ ok: true, status: "ok" });
+  });
+
+  it("requires absolute lobsterPath when provided", async () => {
+    const tool = createLobsterTool(fakeApi());
+    await expect(
+      tool.execute("call2", {
+        action: "run",
+        pipeline: "noop",
+        lobsterPath: "./lobster",
+      }),
+    ).rejects.toThrow(/absolute path/);
+  });
+
+  it("rejects invalid JSON from lobster", async () => {
+    const dir = await fs.mkdtemp(path.join(os.tmpdir(), "clawdbot-lobster-plugin-bad-"));
+    const binPath = path.join(dir, "lobster");
+    await fs.writeFile(binPath, `#!/usr/bin/env node\nprocess.stdout.write('nope');\n`, {
+      encoding: "utf8",
+      mode: 0o755,
+    });
+
+    const tool = createLobsterTool(fakeApi());
+    await expect(
+      tool.execute("call3", {
+        action: "run",
+        pipeline: "noop",
+        lobsterPath: binPath,
+      }),
+    ).rejects.toThrow(/invalid JSON/);
+  });
+});