feat: add slack multi-account routing

src/agents/tools/slack-tool.test.ts

@@ -0,0 +1,85 @@
+import { beforeEach, describe, expect, it, vi } from "vitest";
+
+const handleSlackActionMock = vi.fn();
+
+vi.mock("./slack-actions.js", () => ({
+  handleSlackAction: (params: unknown, cfg: unknown) =>
+    handleSlackActionMock(params, cfg),
+}));
+
+import { createSlackTool } from "./slack-tool.js";
+
+describe("slack tool", () => {
+  beforeEach(() => {
+    handleSlackActionMock.mockReset();
+    handleSlackActionMock.mockResolvedValue({
+      content: [],
+      details: { ok: true },
+    });
+  });
+
+  it("injects agentAccountId when accountId is missing", async () => {
+    const tool = createSlackTool({
+      agentAccountId: " Kev ",
+      config: { slack: { accounts: { kev: {} } } },
+    });
+
+    await tool.execute("call-1", {
+      action: "sendMessage",
+      to: "channel:C1",
+      content: "hello",
+    });
+
+    expect(handleSlackActionMock).toHaveBeenCalledTimes(1);
+    const [params] = handleSlackActionMock.mock.calls[0] ?? [];
+    expect(params).toMatchObject({ accountId: "kev" });
+  });
+
+  it("keeps explicit accountId when provided", async () => {
+    const tool = createSlackTool({
+      agentAccountId: "kev",
+      config: {},
+    });
+
+    await tool.execute("call-2", {
+      action: "sendMessage",
+      to: "channel:C1",
+      content: "hello",
+      accountId: "rex",
+    });
+
+    expect(handleSlackActionMock).toHaveBeenCalledTimes(1);
+    const [params] = handleSlackActionMock.mock.calls[0] ?? [];
+    expect(params).toMatchObject({ accountId: "rex" });
+  });
+
+  it("does not inject accountId when agentAccountId is missing", async () => {
+    const tool = createSlackTool({ config: {} });
+
+    await tool.execute("call-3", {
+      action: "sendMessage",
+      to: "channel:C1",
+      content: "hello",
+    });
+
+    expect(handleSlackActionMock).toHaveBeenCalledTimes(1);
+    const [params] = handleSlackActionMock.mock.calls[0] ?? [];
+    expect(params).not.toHaveProperty("accountId");
+  });
+
+  it("does not inject unknown agentAccountId when not configured", async () => {
+    const tool = createSlackTool({
+      agentAccountId: "unknown",
+      config: { slack: { accounts: { kev: {} } } },
+    });
+
+    await tool.execute("call-4", {
+      action: "sendMessage",
+      to: "channel:C1",
+      content: "hello",
+    });
+
+    const [params] = handleSlackActionMock.mock.calls[0] ?? [];
+    expect(params).not.toHaveProperty("accountId");
+  });
+});