refactor(test): share sessions_spawn e2e harness

src/agents/openclaw-tools.subagents.sessions-spawn.test-harness.ts

@@ -0,0 +1,58 @@
+import { vi } from "vitest";
+
+type SessionsSpawnTestConfig = ReturnType<(typeof import("../config/config.js"))["loadConfig"]>;
+
+// Avoid exporting vitest mock types (TS2742 under pnpm + d.ts emit).
+// oxlint-disable-next-line typescript/no-explicit-any
+type AnyMock = any;
+
+const hoisted = vi.hoisted(() => {
+  const callGatewayMock = vi.fn();
+  const defaultConfigOverride = {
+    session: {
+      mainKey: "main",
+      scope: "per-sender",
+    },
+  } as SessionsSpawnTestConfig;
+  const state = { configOverride: defaultConfigOverride };
+  return { callGatewayMock, defaultConfigOverride, state };
+});
+
+export function getCallGatewayMock(): AnyMock {
+  return hoisted.callGatewayMock;
+}
+
+export function resetSessionsSpawnConfigOverride(): void {
+  hoisted.state.configOverride = hoisted.defaultConfigOverride;
+}
+
+export function setSessionsSpawnConfigOverride(next: SessionsSpawnTestConfig): void {
+  hoisted.state.configOverride = next;
+}
+
+vi.mock("../gateway/call.js", () => ({
+  callGateway: (opts: unknown) => hoisted.callGatewayMock(opts),
+}));
+// Some tools import callGateway via "../../gateway/call.js" (from nested folders). Mock that too.
+vi.mock("../../gateway/call.js", () => ({
+  callGateway: (opts: unknown) => hoisted.callGatewayMock(opts),
+}));
+
+vi.mock("../config/config.js", async (importOriginal) => {
+  const actual = await importOriginal<typeof import("../config/config.js")>();
+  return {
+    ...actual,
+    loadConfig: () => hoisted.state.configOverride,
+    resolveGatewayPort: () => 18789,
+  };
+});
+
+// Same module, different specifier (used by tools under src/agents/tools/*).
+vi.mock("../../config/config.js", async (importOriginal) => {
+  const actual = await importOriginal<typeof import("../config/config.js")>();
+  return {
+    ...actual,
+    loadConfig: () => hoisted.state.configOverride,
+    resolveGatewayPort: () => 18789,
+  };
+});