Scope plugin config bridge reads to invocation company

server/src/__tests__/plugin-config-bridge.test.ts

@@ -0,0 +1,42 @@
+import { describe, expect, it, vi } from "vitest";
+import { createHostClientHandlers } from "../../../packages/plugins/sdk/src/host-client-factory.js";
+
+describe("plugin config bridge scoping", () => {
+  it("falls back to the invocation company scope for config.get when the worker omits companyId", async () => {
+    const getConfig = vi.fn(async (params: { companyId?: string | null }) => ({
+      scope: params.companyId ?? null,
+    }));
+
+    const handlers = createHostClientHandlers({
+      pluginId: "test.plugin",
+      capabilities: [],
+      services: {
+        config: { get: getConfig },
+      } as never,
+    });
+
+    await expect(
+      handlers["config.get"]({}, { invocationScope: { companyId: "company-a" } }),
+    ).resolves.toEqual({ scope: "company-a" });
+    expect(getConfig).toHaveBeenCalledWith({ companyId: "company-a" });
+  });
+
+  it("preserves an explicit global config.get request even inside a company-scoped invocation", async () => {
+    const getConfig = vi.fn(async (params: { companyId?: string | null }) => ({
+      scope: params.companyId ?? null,
+    }));
+
+    const handlers = createHostClientHandlers({
+      pluginId: "test.plugin",
+      capabilities: [],
+      services: {
+        config: { get: getConfig },
+      } as never,
+    });
+
+    await expect(
+      handlers["config.get"]({ companyId: null }, { invocationScope: { companyId: "company-a" } }),
+    ).resolves.toEqual({ scope: null });
+    expect(getConfig).toHaveBeenCalledWith({ companyId: null });
+  });
+});