diff --git a/src/gateway/server-methods/server-methods.test.ts b/src/gateway/server-methods/server-methods.test.ts
index 9fa3b49f2db..45b6cc0da57 100644
--- a/src/gateway/server-methods/server-methods.test.ts
+++ b/src/gateway/server-methods/server-methods.test.ts
@@ -41,6 +41,31 @@ function countMatching<T>(items: readonly T[], predicate: (item: T) => boolean):
   return count;
 }
 
+function expectRecordFields(record: unknown, expected: Record<string, unknown>) {
+  expect(record).toBeDefined();
+  const actual = record as Record<string, unknown>;
+  for (const [key, value] of Object.entries(expected)) {
+    expect(actual[key]).toEqual(value);
+  }
+  return actual;
+}
+
+function mockCallArg(mock: ReturnType<typeof vi.fn>, callIndex = 0, argIndex = 0) {
+  const call = mock.mock.calls[callIndex];
+  if (!call) {
+    throw new Error(`Expected mock call ${callIndex}`);
+  }
+  return call[argIndex];
+}
+
+function lastMockCallArg(mock: ReturnType<typeof vi.fn>, argIndex = 0) {
+  const call = mock.mock.calls.at(-1);
+  if (!call) {
+    throw new Error("Expected mock call");
+  }
+  return call[argIndex];
+}
+
 describe("waitForAgentJob", () => {
   async function runLifecycleScenario(params: {
     runIdPrefix: string;
@@ -84,7 +109,7 @@ describe("waitForAgentJob", () => {
 
       await vi.advanceTimersByTimeAsync(15_000);
       const snapshot = await snapshotPromise;
-      expect(snapshot).toMatchObject({
+      expectRecordFields(snapshot, {
         status: "timeout",
         startedAt: 100,
         endedAt: 200,
@@ -100,7 +125,7 @@ describe("waitForAgentJob", () => {
       startedAt: 300,
       endedAt: 400,
     });
-    expect(snapshot).toMatchObject({
+    expectRecordFields(snapshot, {
       status: "ok",
       startedAt: 300,
       endedAt: 400,
@@ -131,7 +156,7 @@ describe("waitForAgentJob", () => {
     });
 
     const snapshot = await waitPromise;
-    expect(snapshot).toMatchObject({
+    expectRecordFields(snapshot, {
       status: "ok",
       startedAt: 500,
       endedAt: 700,
@@ -162,7 +187,7 @@ describe("waitForAgentJob", () => {
 
       await vi.advanceTimersByTimeAsync(15_000);
       const snapshot = await waitPromise;
-      expect(snapshot).toMatchObject({
+      expectRecordFields(snapshot, {
         status: "timeout",
         startedAt: 800,
         endedAt: 1_000,
@@ -197,7 +222,7 @@ describe("waitForAgentJob", () => {
 
       await vi.advanceTimersByTimeAsync(15_000);
       const snapshot = await waitPromise;
-      expect(snapshot).toMatchObject({
+      expectRecordFields(snapshot, {
         status: "error",
         startedAt: 1_100,
         endedAt: 1_300,
@@ -934,13 +959,11 @@ describe("exec approval handlers", () => {
         nodeId: undefined,
       },
     });
-    expect(respond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        message: "nodeId is required for host=node",
-      }),
-    );
+    expect(mockCallArg(respond)).toBe(false);
+    expect(mockCallArg(respond, 0, 1)).toBeUndefined();
+    expectRecordFields(mockCallArg(respond, 0, 2), {
+      message: "nodeId is required for host=node",
+    });
   });
 
   it("rejects host=node approval requests without systemRunPlan", async () => {
@@ -953,13 +976,11 @@ describe("exec approval handlers", () => {
         systemRunPlan: undefined,
       },
     });
-    expect(respond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        message: "systemRunPlan is required for host=node",
-      }),
-    );
+    expect(mockCallArg(respond)).toBe(false);
+    expect(mockCallArg(respond, 0, 1)).toBeUndefined();
+    expectRecordFields(mockCallArg(respond, 0, 2), {
+      message: "systemRunPlan is required for host=node",
+    });
   });
 
   it("rejects whitespace-only approval commands without trimming display text", async () => {
@@ -975,13 +996,9 @@ describe("exec approval handlers", () => {
         systemRunPlan: undefined,
       },
     });
-    expect(respond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        message: "command is required",
-      }),
-    );
+    expect(mockCallArg(respond)).toBe(false);
+    expect(mockCallArg(respond, 0, 1)).toBeUndefined();
+    expectRecordFields(mockCallArg(respond, 0, 2), { message: "command is required" });
   });
 
   it("returns pending approval details for exec.approval.get", async () => {
@@ -1008,18 +1025,17 @@ describe("exec approval handlers", () => {
     const getRespond = vi.fn();
     await getExecApproval({ handlers, id, respond: getRespond });
 
-    expect(getRespond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({
-        id,
-        commandText: "echo ok",
-        allowedDecisions: expect.arrayContaining(["allow-once", "allow-always", "deny"]),
-        host: "gateway",
-        nodeId: null,
-        agentId: null,
-      }),
-      undefined,
-    );
+    expect(mockCallArg(getRespond)).toBe(true);
+    const approval = mockCallArg(getRespond, 0, 1) as Record<string, unknown>;
+    expectRecordFields(approval, {
+      id,
+      commandText: "echo ok",
+      host: "gateway",
+      nodeId: null,
+      agentId: null,
+    });
+    expect(approval.allowedDecisions).toEqual(["allow-once", "allow-always", "deny"]);
+    expect(mockCallArg(getRespond, 0, 2)).toBeUndefined();
 
     const resolveRespond = vi.fn();
     await resolveExecApproval({
@@ -1050,13 +1066,10 @@ describe("exec approval handlers", () => {
 
     const requested = broadcasts.find((entry) => entry.event === "exec.approval.requested");
     const request = requested?.payload as { id?: string; request?: { commandAnalysis?: unknown } };
-    expect(request.request?.commandAnalysis).toEqual(
-      expect.objectContaining({
-        commandCount: 1,
-        riskKinds: expect.arrayContaining(["inline-eval"]),
-        warningLines: expect.arrayContaining(["Contains inline-eval: python3 -c"]),
-      }),
-    );
+    const commandAnalysis = request.request?.commandAnalysis as Record<string, unknown>;
+    expect(commandAnalysis.commandCount).toBe(1);
+    expect(commandAnalysis.riskKinds).toEqual(["inline-eval"]);
+    expect(commandAnalysis.warningLines).toEqual(["Contains inline-eval: python3 -c"]);
 
     const resolveRespond = vi.fn();
     await resolveExecApproval({
@@ -1086,18 +1099,12 @@ describe("exec approval handlers", () => {
     const listRespond = vi.fn();
     await listExecApprovals({ handlers, respond: listRespond });
 
-    expect(listRespond).toHaveBeenCalledWith(
-      true,
-      expect.arrayContaining([
-        expect.objectContaining({
-          id: "approval-list-1",
-          request: expect.objectContaining({
-            command: "echo ok",
-          }),
-        }),
-      ]),
-      undefined,
-    );
+    expect(mockCallArg(listRespond)).toBe(true);
+    const approvals = mockCallArg(listRespond, 0, 1) as Array<Record<string, unknown>>;
+    const approval = approvals.find((entry) => entry.id === "approval-list-1");
+    expectRecordFields(approval, { id: "approval-list-1" });
+    expectRecordFields((approval as Record<string, unknown>).request, { command: "echo ok" });
+    expect(mockCallArg(listRespond, 0, 2)).toBeUndefined();
 
     const resolveRespond = vi.fn();
     await resolveExecApproval({
@@ -1132,14 +1139,12 @@ describe("exec approval handlers", () => {
 
     const getRespond = vi.fn();
     await getExecApproval({ handlers, id: acceptedId as string, respond: getRespond });
-    expect(getRespond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        code: "INVALID_REQUEST",
-        message: "unknown or expired approval id",
-      }),
-    );
+    expect(mockCallArg(getRespond)).toBe(false);
+    expect(mockCallArg(getRespond, 0, 1)).toBeUndefined();
+    expectRecordFields(mockCallArg(getRespond, 0, 2), {
+      code: "INVALID_REQUEST",
+      message: "unknown or expired approval id",
+    });
   });
 
   it("broadcasts request + resolve", async () => {
@@ -1154,11 +1159,9 @@ describe("exec approval handlers", () => {
 
     const { id } = getRequestedExecApprovalPayload(broadcasts);
 
-    expect(respond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({ status: "accepted", id }),
-      undefined,
-    );
+    expect(mockCallArg(respond)).toBe(true);
+    expectRecordFields(mockCallArg(respond, 0, 1), { status: "accepted", id });
+    expect(mockCallArg(respond, 0, 2)).toBeUndefined();
 
     const resolveRespond = vi.fn();
     await resolveExecApproval({
@@ -1171,11 +1174,9 @@ describe("exec approval handlers", () => {
     await requestPromise;
 
     expect(resolveRespond).toHaveBeenCalledWith(true, { ok: true }, undefined);
-    expect(respond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({ id, decision: "allow-once" }),
-      undefined,
-    );
+    expect(lastMockCallArg(respond)).toBe(true);
+    expectRecordFields(lastMockCallArg(respond, 1), { id, decision: "allow-once" });
+    expect(lastMockCallArg(respond, 2)).toBeUndefined();
     expect(broadcasts.map((entry) => entry.event)).toContain("exec.approval.resolved");
   });
 
@@ -1225,14 +1226,11 @@ describe("exec approval handlers", () => {
     expect(countMatching(broadcasts, (entry) => entry.event === "exec.approval.resolved")).toBe(
       resolvedBroadcastCount,
     );
-    expect(conflictingResolveRespond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        message: "approval already resolved",
-        details: expect.objectContaining({ reason: "APPROVAL_ALREADY_RESOLVED" }),
-      }),
-    );
+    expect(mockCallArg(conflictingResolveRespond)).toBe(false);
+    expect(mockCallArg(conflictingResolveRespond, 0, 1)).toBeUndefined();
+    const error = mockCallArg(conflictingResolveRespond, 0, 2) as Record<string, unknown>;
+    expect(error.message).toBe("approval already resolved");
+    expectRecordFields(error.details, { reason: "APPROVAL_ALREADY_RESOLVED" });
   });
 
   it("rejects allow-always when the request ask mode is always", async () => {
@@ -1256,14 +1254,12 @@ describe("exec approval handlers", () => {
       context,
     });
 
-    expect(resolveRespond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        message:
-          "allow-always is unavailable because the effective policy requires approval every time",
-      }),
-    );
+    expect(mockCallArg(resolveRespond)).toBe(false);
+    expect(mockCallArg(resolveRespond, 0, 1)).toBeUndefined();
+    expectRecordFields(mockCallArg(resolveRespond, 0, 2), {
+      message:
+        "allow-always is unavailable because the effective policy requires approval every time",
+    });
 
     const denyRespond = vi.fn();
     await resolveExecApproval({
@@ -1498,11 +1494,9 @@ describe("exec approval handlers", () => {
       },
     });
     const requested = broadcasts.find((entry) => entry.event === "exec.approval.requested");
-    expect(requested).toEqual(expect.objectContaining({ event: "exec.approval.requested" }));
+    expectRecordFields(requested, { event: "exec.approval.requested" });
     const request = (requested?.payload as { request?: Record<string, unknown> })?.request ?? {};
-    expect(request["commandAnalysis"]).toEqual(
-      expect.objectContaining({ commandCount: 1, nestedCommandCount: 0 }),
-    );
+    expectRecordFields(request["commandAnalysis"], { commandCount: 1, nestedCommandCount: 0 });
     expect(request["commandSpans"]).toEqual([
       { startIndex: 0, endIndex: 2 },
       { startIndex: 5, endIndex: 11 },
@@ -1562,11 +1556,9 @@ describe("exec approval handlers", () => {
     });
 
     expect(resolveRespond).toHaveBeenCalledWith(true, { ok: true }, undefined);
-    expect(respond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({ decision: "allow-once" }),
-      undefined,
-    );
+    expect(lastMockCallArg(respond)).toBe(true);
+    expectRecordFields(lastMockCallArg(respond, 1), { decision: "allow-once" });
+    expect(lastMockCallArg(respond, 2)).toBeUndefined();
   });
 
   it("accepts explicit approval ids", async () => {
@@ -1592,11 +1584,12 @@ describe("exec approval handlers", () => {
     });
 
     await requestPromise;
-    expect(respond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({ id: "approval-123", decision: "allow-once" }),
-      undefined,
-    );
+    expect(lastMockCallArg(respond)).toBe(true);
+    expectRecordFields(lastMockCallArg(respond, 1), {
+      id: "approval-123",
+      decision: "allow-once",
+    });
+    expect(lastMockCallArg(respond, 2)).toBeUndefined();
     expect(resolveRespond).toHaveBeenCalledWith(true, { ok: true }, undefined);
   });
 
@@ -1610,14 +1603,12 @@ describe("exec approval handlers", () => {
       params: { id: "plugin:approval-123", host: "gateway" },
     });
 
-    expect(respond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        code: "INVALID_REQUEST",
-        message: "approval ids starting with plugin: are reserved",
-      }),
-    );
+    expect(mockCallArg(respond)).toBe(false);
+    expect(mockCallArg(respond, 0, 1)).toBeUndefined();
+    expectRecordFields(mockCallArg(respond, 0, 2), {
+      code: "INVALID_REQUEST",
+      message: "approval ids starting with plugin: are reserved",
+    });
   });
 
   it("accepts unique short approval id prefixes", async () => {
@@ -1666,13 +1657,11 @@ describe("exec approval handlers", () => {
       context,
     });
 
-    expect(respond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        message: "ambiguous approval id prefix; use the full id",
-      }),
-    );
+    expect(mockCallArg(respond)).toBe(false);
+    expect(mockCallArg(respond, 0, 1)).toBeUndefined();
+    expectRecordFields(mockCallArg(respond, 0, 2), {
+      message: "ambiguous approval id prefix; use the full id",
+    });
   });
 
   it("returns deterministic unknown/expired message for missing approval ids", async () => {
@@ -1685,15 +1674,14 @@ describe("exec approval handlers", () => {
       context,
     });
 
-    expect(respond).toHaveBeenCalledWith(
-      false,
-      undefined,
-      expect.objectContaining({
-        code: "INVALID_REQUEST",
-        message: "unknown or expired approval id",
-        details: expect.objectContaining({ reason: "APPROVAL_NOT_FOUND" }),
-      }),
-    );
+    expect(mockCallArg(respond)).toBe(false);
+    expect(mockCallArg(respond, 0, 1)).toBeUndefined();
+    const error = mockCallArg(respond, 0, 2) as Record<string, unknown>;
+    expectRecordFields(error, {
+      code: "INVALID_REQUEST",
+      message: "unknown or expired approval id",
+    });
+    expectRecordFields(error.details, { reason: "APPROVAL_NOT_FOUND" });
   });
 
   it("resolves only the targeted approval id when multiple requests are pending", async () => {
@@ -1738,16 +1726,18 @@ describe("exec approval handlers", () => {
     await requestOne;
     await requestTwo;
 
-    expect(respondOne).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({ id: "approval-one", decision: "allow-once" }),
-      undefined,
-    );
-    expect(respondTwo).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({ id: "approval-two", decision: null }),
-      undefined,
-    );
+    expect(lastMockCallArg(respondOne)).toBe(true);
+    expectRecordFields(lastMockCallArg(respondOne, 1), {
+      id: "approval-one",
+      decision: "allow-once",
+    });
+    expect(lastMockCallArg(respondOne, 2)).toBeUndefined();
+    expect(lastMockCallArg(respondTwo)).toBe(true);
+    expectRecordFields(lastMockCallArg(respondTwo, 1), {
+      id: "approval-two",
+      decision: null,
+    });
+    expect(lastMockCallArg(respondTwo, 2)).toBeUndefined();
   });
 
   it("forwards turn-source metadata to exec approval forwarding", async () => {
@@ -1769,16 +1759,13 @@ describe("exec approval handlers", () => {
       });
       await drainApprovalRequestTicks();
       expect(forwarder.handleRequested).toHaveBeenCalledTimes(1);
-      expect(forwarder.handleRequested).toHaveBeenCalledWith(
-        expect.objectContaining({
-          request: expect.objectContaining({
-            turnSourceChannel: "whatsapp",
-            turnSourceTo: "+15555550123",
-            turnSourceAccountId: "work",
-            turnSourceThreadId: "1739201675.123",
-          }),
-        }),
-      );
+      const forwarded = mockCallArg(forwarder.handleRequested) as Record<string, unknown>;
+      expectRecordFields(forwarded.request, {
+        turnSourceChannel: "whatsapp",
+        turnSourceTo: "+15555550123",
+        turnSourceAccountId: "work",
+        turnSourceThreadId: "1739201675.123",
+      });
 
       await vi.runOnlyPendingTimersAsync();
       await requestPromise;
@@ -1828,31 +1815,26 @@ describe("exec approval handlers", () => {
     await requestPromise;
 
     expect(resolveRespond).toHaveBeenCalledWith(true, { ok: true }, undefined);
-    expect(forwarder.handleResolved).toHaveBeenCalledWith(
-      expect.objectContaining({
-        id: "approval-control-ui-multichannel",
-        decision: "allow-once",
-        request: expect.objectContaining({
-          sessionKey: "agent:main:feishu:chat-123",
-          turnSourceChannel: "feishu",
-          turnSourceTo: "chat-123",
-          turnSourceAccountId: "work",
-          turnSourceThreadId: "thread-456",
-        }),
-      }),
-    );
-    expect(broadcasts).toContainEqual(
-      expect.objectContaining({
-        event: "exec.approval.resolved",
-        payload: expect.objectContaining({
-          id: "approval-control-ui-multichannel",
-          request: expect.objectContaining({
-            turnSourceChannel: "feishu",
-            turnSourceTo: "chat-123",
-          }),
-        }),
-      }),
-    );
+    const resolved = mockCallArg(forwarder.handleResolved) as Record<string, unknown>;
+    expectRecordFields(resolved, {
+      id: "approval-control-ui-multichannel",
+      decision: "allow-once",
+    });
+    expectRecordFields(resolved.request, {
+      sessionKey: "agent:main:feishu:chat-123",
+      turnSourceChannel: "feishu",
+      turnSourceTo: "chat-123",
+      turnSourceAccountId: "work",
+      turnSourceThreadId: "thread-456",
+    });
+    const resolvedBroadcast = broadcasts.find((entry) => entry.event === "exec.approval.resolved");
+    expect(resolvedBroadcast?.event).toBe("exec.approval.resolved");
+    const payload = resolvedBroadcast?.payload as Record<string, unknown>;
+    expect(payload.id).toBe("approval-control-ui-multichannel");
+    expectRecordFields(payload.request, {
+      turnSourceChannel: "feishu",
+      turnSourceTo: "chat-123",
+    });
   });
 
   it("fast-fails approvals when no approver clients and no forwarding targets", async () => {
@@ -1869,11 +1851,12 @@ describe("exec approval handlers", () => {
 
     expect(forwarder.handleRequested).toHaveBeenCalledTimes(1);
     expect(expireSpy).toHaveBeenCalledWith("approval-no-approver", "no-approval-route");
-    expect(respond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({ id: "approval-no-approver", decision: null }),
-      undefined,
-    );
+    expect(lastMockCallArg(respond)).toBe(true);
+    expectRecordFields(lastMockCallArg(respond, 1), {
+      id: "approval-no-approver",
+      decision: null,
+    });
+    expect(lastMockCallArg(respond, 2)).toBeUndefined();
   });
 
   it("keeps approvals pending when iOS push delivery accepted the request", async () => {
@@ -1900,17 +1883,16 @@ describe("exec approval handlers", () => {
     });
 
     await vi.waitFor(() => {
-      expect(respond).toHaveBeenCalledWith(
-        true,
-        expect.objectContaining({ status: "accepted", id: "approval-ios-push" }),
-        undefined,
-      );
+      expect(lastMockCallArg(respond)).toBe(true);
+      expectRecordFields(lastMockCallArg(respond, 1), {
+        status: "accepted",
+        id: "approval-ios-push",
+      });
+      expect(lastMockCallArg(respond, 2)).toBeUndefined();
     });
 
     expect(forwarder.handleRequested).toHaveBeenCalledTimes(1);
-    expect(iosPushDelivery.handleRequested).toHaveBeenCalledWith(
-      expect.objectContaining({ id: "approval-ios-push" }),
-    );
+    expectRecordFields(mockCallArg(iosPushDelivery.handleRequested), { id: "approval-ios-push" });
     expect(expireSpy).not.toHaveBeenCalled();
 
     manager.resolve("approval-ios-push", "allow-once");
@@ -1943,9 +1925,10 @@ describe("exec approval handlers", () => {
     await requestPromise;
 
     await vi.waitFor(() => {
-      expect(iosPushDelivery.handleResolved).toHaveBeenCalledWith(
-        expect.objectContaining({ id: "approval-ios-cleanup", decision: "allow-once" }),
-      );
+      expectRecordFields(mockCallArg(iosPushDelivery.handleResolved), {
+        id: "approval-ios-cleanup",
+        decision: "allow-once",
+      });
     });
   });
 
@@ -1977,9 +1960,9 @@ describe("exec approval handlers", () => {
       await requestPromise;
 
       await vi.waitFor(() => {
-        expect(iosPushDelivery.handleExpired).toHaveBeenCalledWith(
-          expect.objectContaining({ id: "approval-ios-expire" }),
-        );
+        expectRecordFields(mockCallArg(iosPushDelivery.handleExpired), {
+          id: "approval-ios-expire",
+        });
       });
     } finally {
       vi.useRealTimers();
@@ -2008,11 +1991,12 @@ describe("exec approval handlers", () => {
       });
 
       await vi.waitFor(() => {
-        expect(respond).toHaveBeenCalledWith(
-          true,
-          expect.objectContaining({ status: "accepted", id: "approval-chat-route" }),
-          undefined,
-        );
+        expect(lastMockCallArg(respond)).toBe(true);
+        expectRecordFields(lastMockCallArg(respond, 1), {
+          status: "accepted",
+          id: "approval-chat-route",
+        });
+        expect(lastMockCallArg(respond, 2)).toBeUndefined();
       });
 
       expect(forwarder.handleRequested).toHaveBeenCalledTimes(1);
@@ -2052,11 +2036,12 @@ describe("exec approval handlers", () => {
     await requestPromise;
 
     expect(resolveRespond).toHaveBeenCalledWith(true, { ok: true }, undefined);
-    expect(respond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({ id: "approval-forwarded", decision: "allow-once" }),
-      undefined,
-    );
+    expect(lastMockCallArg(respond)).toBe(true);
+    expectRecordFields(lastMockCallArg(respond, 1), {
+      id: "approval-forwarded",
+      decision: "allow-once",
+    });
+    expect(lastMockCallArg(respond, 2)).toBeUndefined();
   });
 });
 
@@ -2267,7 +2252,9 @@ describe("gateway healthHandlers.health cache freshness", () => {
       includeSensitive: false,
     });
     expect(getEventLoopHealth).not.toHaveBeenCalled();
-    expect(respond).toHaveBeenCalledWith(true, expect.objectContaining({ eventLoop }), undefined);
+    expect(mockCallArg(respond)).toBe(true);
+    expectRecordFields(mockCallArg(respond, 0, 1), { eventLoop });
+    expect(mockCallArg(respond, 0, 2)).toBeUndefined();
   });
 
   it("refreshes cached health when a runtime account is missing from the cached account summary", async () => {
@@ -2381,14 +2368,12 @@ describe("logs.tail", () => {
       isWebchatConnect: logsNoop,
     });
 
-    expect(respond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({
-        file: newer,
-        lines: ['{"msg":"new"}'],
-      }),
-      undefined,
-    );
+    expect(mockCallArg(respond)).toBe(true);
+    expectRecordFields(mockCallArg(respond, 0, 1), {
+      file: newer,
+      lines: ['{"msg":"new"}'],
+    });
+    expect(mockCallArg(respond, 0, 2)).toBeUndefined();
 
     await fsPromises.rm(tempDir, { recursive: true, force: true });
   });
@@ -2414,14 +2399,12 @@ describe("logs.tail", () => {
       isWebchatConnect: logsNoop,
     });
 
-    expect(respond).toHaveBeenCalledWith(
-      true,
-      expect.objectContaining({
-        file,
-        lines: ["starting gog gmail watch serve --token push-t…bbbb --hook-token hook-t…aaaa"],
-      }),
-      undefined,
-    );
+    expect(mockCallArg(respond)).toBe(true);
+    expectRecordFields(mockCallArg(respond, 0, 1), {
+      file,
+      lines: ["starting gog gmail watch serve --token push-t…bbbb --hook-token hook-t…aaaa"],
+    });
+    expect(mockCallArg(respond, 0, 2)).toBeUndefined();
 
     await fsPromises.rm(tempDir, { recursive: true, force: true });
   });