fix: 消除并发测试中的 tool 导出竞争和 SQLite 目录碰撞

tests/helpers.ts

@@ -1,4 +1,5 @@
 import Database from "bun:sqlite";
+import { randomUUID } from "node:crypto";
 import { mkdirSync, rmSync } from "node:fs";
 import { rm } from "node:fs/promises";
 import { tmpdir } from "node:os";
@@ -105,7 +106,7 @@ export function createTestDatabase(prefix: string, migrations: MigrationRecord[]
 }
 
 export function makeTempDir(prefix: string): string {
-  const dir = join(tmpdir(), `${prefix}-${Date.now()}-${Math.random().toString(36).slice(2)}`);
+  const dir = join(tmpdir(), `${prefix}-${randomUUID()}`);
   mkdirSync(dir, { recursive: true });
   return dir;
 }

tests/server/ai/registry.test.ts

@@ -1,19 +1,8 @@
-import { describe, expect, mock, test } from "bun:test";
+import { describe, expect, test } from "bun:test";
 
 import { createNoopLogger } from "../../../src/server/logger";
 import { createMigratedTestDatabase } from "../../helpers";
-
-void mock.module("ai", () => ({
-  createProviderRegistry: (providers: Record<string, { languageModel: (modelId: string) => unknown }>) => ({
-    languageModel: (id: string) => {
-      const [providerId, modelId] = id.split(":");
-      const provider = providers[providerId ?? ""];
-      if (!provider || !modelId) throw new Error(`No such provider: ${id}`);
-      return provider.languageModel(modelId);
-    },
-  }),
-  generateText: () => Promise.resolve({ text: "Hi" }),
-}));
+import "../mocks/ai";
 
 async function withProviderServer(
   modelsResponse: Response,

tests/server/mocks/ai.ts

@@ -0,0 +1,36 @@
+import { mock } from "bun:test";
+
+void mock.module("ai", () => ({
+  createAgentUIStreamResponse: (opts: {
+    agent: unknown;
+    messages: unknown[];
+    onFinish:
+      | ((event: { finishReason?: string; responseMessage: { parts?: Array<{ text: string; type: string }> } }) => void)
+      | undefined;
+  }) => {
+    if (opts.onFinish) {
+      opts.onFinish({
+        responseMessage: {
+          parts: [{ text: "test reply from AI", type: "text" }],
+        },
+      });
+    }
+    return Promise.resolve(
+      new Response(
+        'data: {"type":"start-step"}\n\ndata: {"type":"text-start","id":"txt-1"}\n\ndata: {"type":"text-delta","id":"txt-1","delta":"test reply from AI"}\n\ndata: {"type":"text-end","id":"txt-1"}\n\ndata: {"type":"finish-step"}\n\ndata: {"type":"finish"}\n\n',
+        {
+          headers: { "Content-Type": "text/event-stream" },
+        },
+      ),
+    );
+  },
+  createProviderRegistry: () => ({
+    languageModel: () => ({}),
+  }),
+  generateText: () => Promise.resolve({ text: "AI\u603B\u7ED3\u6807\u9898", usage: {} }),
+  stepCountIs: () => () => true,
+  tool: () => ({ execute: async () => await Promise.resolve({}) }),
+  ToolLoopAgent: function M() {
+    // no-op: createAgentUIStreamResponse handles streaming
+  },
+}));

tests/server/routes/chat.test.ts

@@ -1,6 +1,6 @@
 import type Database from "bun:sqlite";
 
-import { describe, expect, mock, test } from "bun:test";
+import { describe, expect, test } from "bun:test";
 
 import type { Conversation, Message, RuntimeMode } from "../../../src/shared/api";
 
@@ -9,45 +9,11 @@ import { createProject } from "../../../src/server/db/projects";
 import { createProvider } from "../../../src/server/db/providers";
 import { createNoopLogger } from "../../../src/server/logger";
 import { createMigratedMemoryTestDatabase } from "../../helpers";
+import "../mocks/ai";
 
 const MODE: RuntimeMode = "test";
 const LOG = createNoopLogger();
 
-void mock.module("ai", () => ({
-  createAgentUIStreamResponse: (opts: {
-    agent: unknown;
-    messages: unknown[];
-    onFinish:
-      | ((event: { finishReason?: string; responseMessage: { parts?: Array<{ text: string; type: string }> } }) => void)
-      | undefined;
-  }) => {
-    if (opts.onFinish) {
-      opts.onFinish({
-        responseMessage: {
-          parts: [{ text: "test reply from AI", type: "text" }],
-        },
-      });
-    }
-    return Promise.resolve(
-      new Response(
-        'data: {"type":"start-step"}\n\ndata: {"type":"text-start","id":"txt-1"}\n\ndata: {"type":"text-delta","id":"txt-1","delta":"test reply from AI"}\n\ndata: {"type":"text-end","id":"txt-1"}\n\ndata: {"type":"finish-step"}\n\ndata: {"type":"finish"}\n\n',
-        {
-          headers: { "Content-Type": "text/event-stream" },
-        },
-      ),
-    );
-  },
-  createProviderRegistry: () => ({
-    languageModel: () => ({}),
-  }),
-  generateText: () => Promise.resolve({ text: "AI总结标题", usage: {} }),
-  stepCountIs: () => () => true,
-  tool: () => ({ execute: async () => await Promise.resolve({}) }),
-  ToolLoopAgent: function M() {
-    // no-op: createAgentUIStreamResponse handles streaming
-  },
-}));
-
 async function createConversationViaHandler(req: Request, db: Database): Promise<Response> {
   const { handleCreateConversation: h } = await import("../../../src/server/routes/chat/create");
   return h(req, db, MODE, LOG);

tests/server/routes/models.test.ts

@@ -1,11 +1,12 @@
 import type Database from "bun:sqlite";
 
-import { describe, expect, mock, test } from "bun:test";
+import { describe, expect, test } from "bun:test";
 
 import type { Model, RuntimeMode } from "../../../src/shared/api";
 
 import { createNoopLogger } from "../../../src/server/logger";
 import { createMigratedMemoryTestDatabase } from "../../helpers";
+import "../mocks/ai";
 
 const MODE: RuntimeMode = "test";
 const LOG = createNoopLogger();
@@ -49,13 +50,6 @@ async function listModelsViaHandler(req: Request, db: Database): Promise<Respons
 import { createModel } from "../../../src/server/db/models";
 import { createProvider } from "../../../src/server/db/providers";
 
-void mock.module("ai", () => ({
-  createProviderRegistry: () => ({
-    languageModel: () => ({}),
-  }),
-  generateText: () => Promise.resolve({ text: "Hi" }),
-}));
-
 function seedProvider(db: Database, name?: string): string {
   const result = createProvider(
     db,

tests/server/routes/providers.test.ts

@@ -1,6 +1,6 @@
 import type Database from "bun:sqlite";
 
-import { describe, expect, mock, test } from "bun:test";
+import { describe, expect, test } from "bun:test";
 
 import type { Provider, ProviderOption, RuntimeMode } from "../../../src/shared/api";
 
@@ -8,16 +8,11 @@ import { createModel } from "../../../src/server/db/models";
 import { createProvider } from "../../../src/server/db/providers";
 import { createNoopLogger } from "../../../src/server/logger";
 import { createMigratedMemoryTestDatabase } from "../../helpers";
+import "../mocks/ai";
 
 const MODE: RuntimeMode = "test";
 const LOG = createNoopLogger();
 
-void mock.module("ai", () => ({
-  createProviderRegistry: () => ({
-    languageModel: () => ({}),
-  }),
-}));
-
 async function createProviderViaHandler(req: Request, db: Database): Promise<Response> {
   const { handleCreateProvider: h } = await import("../../../src/server/routes/providers/create");
   return h(req, db, MODE, LOG);