test: migrate suites to e2e coverage layout

src/signal/monitor.event-handler.sender-prefix.e2e.test.ts

@@ -3,6 +3,12 @@ import { beforeEach, describe, expect, it, vi } from "vitest";
 const dispatchMock = vi.fn();
 const readAllowFromMock = vi.fn();
 
+vi.mock("../auto-reply/dispatch.js", () => ({
+  dispatchInboundMessage: (...args: unknown[]) => dispatchMock(...args),
+  dispatchInboundMessageWithDispatcher: (...args: unknown[]) => dispatchMock(...args),
+  dispatchInboundMessageWithBufferedDispatcher: (...args: unknown[]) => dispatchMock(...args),
+}));
+
 vi.mock("../pairing/pairing-store.js", () => ({
   readChannelAllowFromStore: (...args: unknown[]) => readAllowFromMock(...args),
   upsertChannelPairingRequest: vi.fn(),
@@ -19,10 +25,6 @@ describe("signal event handler sender prefix", () => {
 
   it("prefixes group bodies with sender label", async () => {
     let capturedBody = "";
-    const dispatchModule = await import("../auto-reply/dispatch.js");
-    vi.spyOn(dispatchModule, "dispatchInboundMessage").mockImplementation(
-      async (...args: unknown[]) => dispatchMock(...args),
-    );
     dispatchMock.mockImplementationOnce(async ({ dispatcher, ctx }) => {
       capturedBody = ctx.Body ?? "";
       dispatcher.sendFinalReply({ text: "ok" });

src/signal/monitor.event-handler.typing-read-receipts.e2e.test.ts

@@ -2,6 +2,12 @@ import { beforeEach, describe, expect, it, vi } from "vitest";
 
 const sendTypingMock = vi.fn();
 const sendReadReceiptMock = vi.fn();
+const dispatchInboundMessageMock = vi.fn(
+  async (params: { replyOptions?: { onReplyStart?: () => void } }) => {
+    await Promise.resolve(params.replyOptions?.onReplyStart?.());
+    return { queuedFinal: false, counts: { tool: 0, block: 0, final: 0 } };
+  },
+);
 
 vi.mock("./send.js", () => ({
   sendMessageSignal: vi.fn(),
@@ -9,21 +15,12 @@ vi.mock("./send.js", () => ({
   sendReadReceiptSignal: (...args: unknown[]) => sendReadReceiptMock(...args),
 }));
 
-vi.mock("../auto-reply/dispatch.js", async (importOriginal) => {
-  const actual = await importOriginal<typeof import("../auto-reply/dispatch.js")>();
-  const dispatchInboundMessage = vi.fn(
-    async (params: { replyOptions?: { onReplyStart?: () => void } }) => {
-      await Promise.resolve(params.replyOptions?.onReplyStart?.());
-      return { queuedFinal: false, counts: { tool: 0, block: 0, final: 0 } };
-    },
-  );
-  return {
-    ...actual,
-    dispatchInboundMessage,
-    dispatchInboundMessageWithDispatcher: dispatchInboundMessage,
-    dispatchInboundMessageWithBufferedDispatcher: dispatchInboundMessage,
-  };
-});
+vi.mock("../auto-reply/dispatch.js", () => ({
+  dispatchInboundMessage: (...args: unknown[]) => dispatchInboundMessageMock(...args),
+  dispatchInboundMessageWithDispatcher: (...args: unknown[]) => dispatchInboundMessageMock(...args),
+  dispatchInboundMessageWithBufferedDispatcher: (...args: unknown[]) =>
+    dispatchInboundMessageMock(...args),
+}));
 
 vi.mock("../pairing/pairing-store.js", () => ({
   readChannelAllowFromStore: vi.fn().mockResolvedValue([]),
@@ -35,10 +32,10 @@ describe("signal event handler typing + read receipts", () => {
     vi.useRealTimers();
     sendTypingMock.mockReset().mockResolvedValue(true);
     sendReadReceiptMock.mockReset().mockResolvedValue(true);
+    dispatchInboundMessageMock.mockClear();
   });
 
   it("sends typing + read receipt for allowed DMs", async () => {
-    vi.resetModules();
     const { createSignalEventHandler } = await import("./monitor/event-handler.js");
     const handler = createSignalEventHandler({
       // oxlint-disable-next-line typescript/no-explicit-any