diff --git a/extensions/line/src/send.test.ts b/extensions/line/src/send.test.ts
index 3c8db94ca5d..5acc642deec 100644
--- a/extensions/line/src/send.test.ts
+++ b/extensions/line/src/send.test.ts
@@ -1,4 +1,4 @@
-import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
+import { afterEach, beforeAll, beforeEach, describe, expect, it, vi } from "vitest";
 
 const {
   pushMessageMock,
@@ -93,8 +93,11 @@ const LINE_TEST_CFG = {
 };
 
 describe("LINE send helpers", () => {
-  beforeEach(async () => {
-    vi.resetModules();
+  beforeAll(async () => {
+    sendModule = await import("./send.js");
+  });
+
+  beforeEach(() => {
     pushMessageMock.mockReset();
     replyMessageMock.mockReset();
     showLoadingAnimationMock.mockReset();
@@ -125,7 +128,6 @@ describe("LINE send helpers", () => {
     pushMessageMock.mockResolvedValue({});
     replyMessageMock.mockResolvedValue({});
     showLoadingAnimationMock.mockResolvedValue({});
-    sendModule = await import("./send.js");
   });
 
   afterEach(() => {
diff --git a/extensions/line/src/setup-surface.test.ts b/extensions/line/src/setup-surface.test.ts
index 943b487f1a0..442365778df 100644
--- a/extensions/line/src/setup-surface.test.ts
+++ b/extensions/line/src/setup-surface.test.ts
@@ -3,7 +3,6 @@ import path from "node:path";
 import ts from "typescript";
 import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
 import { bundledPluginRoot } from "../../../test/helpers/bundled-plugin-paths.js";
-import { loadRuntimeApiExportTypesViaJiti } from "../../../test/helpers/plugins/jiti-runtime-api.ts";
 import {
   createPluginSetupWizardConfigure,
   createTestWizardPrompter,
@@ -375,30 +374,6 @@ describe("linePlugin status.probeAccount", () => {
 });
 
 describe("line runtime api", () => {
-  it("loads through Jiti without duplicate export errors", () => {
-    const runtimeApiPath = path.join(process.cwd(), "extensions", "line", "runtime-api.ts");
-
-    expect(
-      loadRuntimeApiExportTypesViaJiti({
-        modulePath: runtimeApiPath,
-        exportNames: [
-          "buildTemplateMessageFromPayload",
-          "downloadLineMedia",
-          "isSenderAllowed",
-          "probeLineBot",
-          "pushMessageLine",
-        ],
-        realPluginSdkSpecifiers: ["openclaw/plugin-sdk/line-runtime"],
-      }),
-    ).toEqual({
-      buildTemplateMessageFromPayload: "function",
-      downloadLineMedia: "function",
-      isSenderAllowed: "function",
-      probeLineBot: "function",
-      pushMessageLine: "function",
-    });
-  }, 240_000);
-
   it("keeps the LINE runtime barrel self-contained", () => {
     const runtimeApiPath = path.join(process.cwd(), "extensions", "line", "runtime-api.ts");
     expect(collectRuntimeApiPreExports(runtimeApiPath)).toEqual([]);
diff --git a/extensions/slack/src/monitor/events/interactions.test.ts b/extensions/slack/src/monitor/events/interactions.test.ts
index a9b8236e852..c575e9ada5c 100644
--- a/extensions/slack/src/monitor/events/interactions.test.ts
+++ b/extensions/slack/src/monitor/events/interactions.test.ts
@@ -12,10 +12,92 @@ const resolvePluginConversationBindingApprovalMock = vi.hoisted(() => vi.fn());
 const buildPluginBindingResolvedTextMock = vi.hoisted(() => vi.fn(() => "Binding updated."));
 
 let registerSlackInteractionEvents: typeof import("./interactions.js").registerSlackInteractionEvents;
-let enqueueSystemEventSpy: ReturnType<typeof vi.spyOn>;
-let dispatchPluginInteractiveHandlerSpy: ReturnType<typeof vi.spyOn>;
-let resolvePluginConversationBindingApprovalSpy: ReturnType<typeof vi.spyOn>;
-let buildPluginBindingResolvedTextSpy: ReturnType<typeof vi.spyOn>;
+
+vi.mock("openclaw/plugin-sdk/infra-runtime", () => ({
+  enqueueSystemEvent: (...args: unknown[]) => enqueueSystemEventMock(...args),
+}));
+
+vi.mock("../../interactive-dispatch.js", () => ({
+  dispatchSlackPluginInteractiveHandler: (params: {
+    data: string;
+    interactionId: string;
+    ctx: {
+      interaction?: Record<string, unknown>;
+    } & Record<string, unknown>;
+    respond: unknown;
+  }) =>
+    (dispatchPluginInteractiveHandlerMock as (arg: unknown) => Promise<unknown>)({
+      channel: "slack",
+      data: params.data,
+      dedupeId: params.interactionId,
+      invoke: async ({
+        registration,
+        namespace,
+        payload,
+      }: {
+        registration: { handler: (ctx: unknown) => unknown };
+        namespace: string;
+        payload: string;
+      }) =>
+        registration.handler({
+          ...params.ctx,
+          channel: "slack",
+          interaction: {
+            ...params.ctx.interaction,
+            data: params.data,
+            namespace,
+            payload,
+          },
+          respond: params.respond,
+          requestConversationBinding: vi.fn(),
+          detachConversationBinding: vi.fn(),
+          getCurrentConversationBinding: vi.fn(),
+        }),
+    }),
+}));
+
+vi.mock("../conversation.runtime.js", () => {
+  const parsePluginBindingApprovalCustomId = (value: string) => {
+    const prefix = "pluginbind:";
+    const trimmed = value.trim();
+    if (!trimmed.startsWith(prefix)) {
+      return null;
+    }
+    const body = trimmed.slice(prefix.length);
+    const separator = body.lastIndexOf(":");
+    if (separator <= 0 || separator === body.length - 1) {
+      return null;
+    }
+    const decisionCode = body.slice(separator + 1).trim();
+    const decision =
+      decisionCode === "o"
+        ? "allow-once"
+        : decisionCode === "a"
+          ? "allow-always"
+          : decisionCode === "d"
+            ? "deny"
+            : null;
+    if (!decision) {
+      return null;
+    }
+    return {
+      approvalId: decodeURIComponent(body.slice(0, separator).trim()),
+      decision,
+    };
+  };
+
+  return {
+    buildPluginBindingResolvedText: (...args: unknown[]) =>
+      (buildPluginBindingResolvedTextMock as (...innerArgs: unknown[]) => string)(...args),
+    parsePluginBindingApprovalCustomId,
+    resolvePluginConversationBindingApproval: (...args: unknown[]) =>
+      (
+        resolvePluginConversationBindingApprovalMock as (
+          ...innerArgs: unknown[]
+        ) => Promise<unknown>
+      )(...args),
+  };
+});
 
 type RegisteredHandler = (args: {
   ack: () => Promise<void>;
@@ -167,49 +249,10 @@ function createContext(overrides?: {
 
 describe("registerSlackInteractionEvents", () => {
   beforeAll(async () => {
-    const channelRuntime = await import("openclaw/plugin-sdk/infra-runtime");
-    const pluginRuntime = await import("openclaw/plugin-sdk/plugin-runtime");
-    const conversationBinding = await import("../../../../../src/plugins/conversation-binding.js");
-    enqueueSystemEventSpy = vi
-      .spyOn(channelRuntime, "enqueueSystemEvent")
-      .mockImplementation(((...args: Parameters<typeof channelRuntime.enqueueSystemEvent>) =>
-        (enqueueSystemEventMock as (...innerArgs: unknown[]) => boolean)(
-          ...args,
-        )) as typeof channelRuntime.enqueueSystemEvent);
-    dispatchPluginInteractiveHandlerSpy = vi
-      .spyOn(pluginRuntime, "dispatchPluginInteractiveHandler")
-      .mockImplementation(((
-        ...args: Parameters<typeof pluginRuntime.dispatchPluginInteractiveHandler>
-      ) =>
-        (dispatchPluginInteractiveHandlerMock as (...innerArgs: unknown[]) => Promise<unknown>)(
-          ...args,
-        )) as typeof pluginRuntime.dispatchPluginInteractiveHandler);
-    resolvePluginConversationBindingApprovalSpy = vi
-      .spyOn(conversationBinding, "resolvePluginConversationBindingApproval")
-      .mockImplementation(((
-        ...args: Parameters<typeof conversationBinding.resolvePluginConversationBindingApproval>
-      ) =>
-        (
-          resolvePluginConversationBindingApprovalMock as (
-            ...innerArgs: unknown[]
-          ) => Promise<unknown>
-        )(...args)) as typeof conversationBinding.resolvePluginConversationBindingApproval);
-    buildPluginBindingResolvedTextSpy = vi
-      .spyOn(conversationBinding, "buildPluginBindingResolvedText")
-      .mockImplementation(((
-        ...args: Parameters<typeof conversationBinding.buildPluginBindingResolvedText>
-      ) =>
-        (buildPluginBindingResolvedTextMock as (...innerArgs: unknown[]) => string)(
-          ...args,
-        )) as typeof conversationBinding.buildPluginBindingResolvedText);
     ({ registerSlackInteractionEvents } = await import("./interactions.js"));
   });
 
   beforeEach(() => {
-    enqueueSystemEventSpy.mockClear();
-    dispatchPluginInteractiveHandlerSpy.mockClear();
-    resolvePluginConversationBindingApprovalSpy.mockClear();
-    buildPluginBindingResolvedTextSpy.mockClear();
     enqueueSystemEventMock.mockClear();
     dispatchPluginInteractiveHandlerMock.mockClear();
     resolvePluginConversationBindingApprovalMock.mockClear();
diff --git a/extensions/slack/src/monitor/slash.test-harness.ts b/extensions/slack/src/monitor/slash.test-harness.ts
index 172f6f516f2..cf58259efe3 100644
--- a/extensions/slack/src/monitor/slash.test-harness.ts
+++ b/extensions/slack/src/monitor/slash.test-harness.ts
@@ -11,16 +11,15 @@ const mocks = vi.hoisted(() => ({
   resolveStorePathMock: vi.fn(),
 }));
 
-vi.mock("./slash-dispatch.runtime.js", async () => {
-  const actual = await vi.importActual<typeof import("./slash-dispatch.runtime.js")>(
-    "./slash-dispatch.runtime.js",
-  );
+vi.mock("./slash-dispatch.runtime.js", () => {
   return {
-    ...actual,
+    deliverSlackSlashReplies: vi.fn(async () => {}),
     dispatchReplyWithDispatcher: (...args: unknown[]) => mocks.dispatchMock(...args),
     finalizeInboundContext: (...args: unknown[]) => mocks.finalizeInboundContextMock(...args),
     resolveAgentRoute: (...args: unknown[]) => mocks.resolveAgentRouteMock(...args),
+    resolveChunkMode: vi.fn(() => "auto"),
     resolveConversationLabel: (...args: unknown[]) => mocks.resolveConversationLabelMock(...args),
+    resolveMarkdownTableMode: vi.fn(() => "auto"),
     recordInboundSessionMetaSafe: (...args: unknown[]) =>
       mocks.recordSessionMetaFromInboundMock(...args),
   };