test: 修正 mock 的滥用情况

packages/builtin-tools/src/tools/AgentTool/__tests__/agentToolUtils.test.ts

@@ -87,7 +87,7 @@ mock.module("src/tasks/LocalAgentTask/LocalAgentTask.js", () => ({
   updateProgressFromMessage: noop,
 }));
 
-mock.module("src/utils/debug.js", () => ({
+mock.module("src/utils/debug.ts", () => ({
   getMinDebugLogLevel: () => "warn",
   isDebugMode: () => false,
   enableDebugLogging: () => false,

packages/builtin-tools/src/tools/BashTool/__tests__/commandSemantics.test.ts

@@ -1,11 +1,4 @@
-import { mock, describe, expect, test } from "bun:test";
-
-// Mock commands.ts to cut the heavy shell/prefix.ts → analytics → api chain
-mock.module("src/utils/bash/commands.ts", () => ({
-  splitCommand_DEPRECATED: (cmd: string) =>
-    cmd.split(/\s*(?:[|;&]+)\s*/).filter(Boolean),
-  quote: (args: string[]) => args.join(" "),
-}));
+import { describe, expect, test } from "bun:test";
 
 const { interpretCommandResult } = await import("../commandSemantics");
 

packages/builtin-tools/src/tools/LSPTool/__tests__/formatters.test.ts

@@ -1,19 +1,10 @@
 import { mock, describe, expect, test } from "bun:test";
 
-mock.module("src/utils/debug.js", () => ({
+mock.module("src/utils/debug.ts", () => ({
   logForDebugging: () => {},
   isDebugMode: () => false,
 }));
 
-mock.module("src/utils/errors.js", () => ({
-  errorMessage: (e: unknown) => String(e),
-}));
-
-mock.module("src/utils/stringUtils.js", () => ({
-  plural: (n: number, singular: string, plural?: string) =>
-    n === 1 ? singular : (plural ?? singular + "s"),
-}));
-
 const {
   formatGoToDefinitionResult,
   formatFindReferencesResult,