fix bug three

app/database.py

@@ -2,6 +2,7 @@ from sqlmodel import SQLModel, create_engine
 from sqlmodel.ext.asyncio.session import AsyncSession
 from sqlalchemy.ext.asyncio import create_async_engine
 from sqlalchemy.orm import sessionmaker
+from sqlalchemy import text
 import os
 from dotenv import load_dotenv
 
@@ -22,6 +23,17 @@ async def init_db():
         # await conn.run_sync(SQLModel.metadata.drop_all)
         await conn.run_sync(SQLModel.metadata.create_all)
 
+        # Migrate: add new columns to existing repairtask table
+        migrations = [
+            "ALTER TABLE repairtask ADD COLUMN repair_round INTEGER DEFAULT 1",
+            "ALTER TABLE repairtask ADD COLUMN failure_reason TEXT",
+        ]
+        for sql in migrations:
+            try:
+                await conn.execute(text(sql))
+            except Exception:
+                pass  # Column already exists
+
 async def get_session() -> AsyncSession:
     async_session = sessionmaker(
         engine, class_=AsyncSession, expire_on_commit=False

app/main.py

@@ -135,13 +135,16 @@ async def get_repair_reports(
     page: int = Query(1, ge=1),
     page_size: int = Query(20, ge=1, le=100),
     project_id: Optional[str] = None,
+    error_log_id: Optional[int] = None,
     session: AsyncSession = Depends(get_session)
 ):
-    """Get request reports list"""
+    """Get repair reports list, optionally filtered by project or bug"""
     query = select(RepairTask).order_by(RepairTask.created_at.desc())
 
     if project_id:
         query = query.where(RepairTask.project_id == project_id)
+    if error_log_id:
+        query = query.where(RepairTask.error_log_id == error_log_id)
 
     offset = (page - 1) * page_size
     query = query.offset(offset).limit(page_size)
@@ -153,6 +156,8 @@ async def get_repair_reports(
     count_query = select(func.count(RepairTask.id))
     if project_id:
         count_query = count_query.where(RepairTask.project_id == project_id)
+    if error_log_id:
+        count_query = count_query.where(RepairTask.error_log_id == error_log_id)
     count_result = await session.exec(count_query)
     total = count_result.one()
     

app/models.py

@@ -78,6 +78,10 @@ class RepairTask(SQLModel, table=True):
     test_output: str = Field(sa_column=Column(Text))
     test_passed: bool
 
+    # Repair Round Tracking
+    repair_round: int = Field(default=1)  # Which round (1, 2, 3...)
+    failure_reason: Optional[str] = Field(default=None, sa_column=Column(Text, nullable=True))
+
     created_at: datetime = Field(default_factory=datetime.utcnow)
 
 class RepairTaskCreate(SQLModel):
@@ -91,4 +95,6 @@ class RepairTaskCreate(SQLModel):
     modified_files: List[str]
     test_output: str
     test_passed: bool
+    repair_round: int = 1
+    failure_reason: Optional[str] = None
 

pyproject.toml

@@ -0,0 +1,2 @@
+[tool.pytest.ini_options]
+asyncio_mode = "auto"

repair_agent/agent/claude_service.py

@@ -123,6 +123,68 @@ class ClaudeService:
         logger.info(f"开始批量修复 {len(bugs)} 个 Bug...")
         return self.execute_prompt(prompt, project_path)
     
+    def retry_fix_bugs(
+        self,
+        bugs: list[Bug],
+        project_path: str,
+        previous_diff: str,
+        previous_test_output: str,
+        round_num: int,
+    ) -> tuple[bool, str]:
+        """
+        重试修复 Bug，带上次失败的上下文
+
+        Args:
+            bugs: Bug 列表
+            project_path: 项目路径
+            previous_diff: 上轮修复产生的 diff
+            previous_test_output: 上轮测试输出
+            round_num: 当前轮次
+
+        Returns:
+            (成功与否, Claude 输出)
+        """
+        prompt_parts = [
+            f"你是一个自动化 Bug 修复代理。这是第 {round_num} 次修复尝试。",
+            "",
+            "## 上次修复尝试失败",
+            "",
+            "上次你进行了如下代码修改：",
+            "```diff",
+            previous_diff[:3000],
+            "```",
+            "",
+            "但是测试未通过，测试输出如下：",
+            "```",
+            previous_test_output[:3000],
+            "```",
+            "",
+            "请分析上次修复失败的原因，避免同样的错误，重新修复以下 Bug：",
+            "",
+        ]
+
+        for bug in bugs:
+            prompt_parts.append(bug.format_for_prompt())
+            prompt_parts.append("")
+
+        prompt_parts.extend([
+            "## 修复要求",
+            "1. 先分析上次测试失败的原因",
+            "2. 用 Grep/Glob 定位相关源代码文件",
+            "3. 用 Read 读取文件内容，理解上下文",
+            "4. 用 Edit 或 Write 直接修改代码来修复 Bug",
+            "5. 每个 Bug 只做最小必要的改动",
+            "6. 确保不破坏现有功能",
+            "7. 修复完成后简要说明每个 Bug 的修复方式和与上次的区别",
+            "",
+            "请立即开始修复，直接编辑文件。",
+        ])
+
+        prompt = "\n".join(prompt_parts)
+
+        logger.info(f"开始第 {round_num} 轮修复 {len(bugs)} 个 Bug...")
+        return self.execute_prompt(prompt, project_path)
+
     def analyze_bug(self, bug: Bug, project_path: str) -> tuple[bool, str]:
         """
         分析单个 Bug（不修复）

repair_agent/agent/core.py

@@ -84,103 +84,121 @@ class RepairEngine:
         for bug in bugs:
             self.task_manager.update_status(bug.id, BugStatus.FIXING)
 
-        # 批量修复
-        success, output = self.claude_service.batch_fix_bugs(bugs, project_path)
-        
+        # 多轮修复循环
+        max_rounds = settings.max_retry_count  # 默认 3
         results = []
-        if success:
-            # 获取修改的文件
+        last_test_output = ""
+        last_diff = ""
+
+        for round_num in range(1, max_rounds + 1):
+            logger.info(f"=== 第 {round_num}/{max_rounds} 轮修复 ===")
+
+            # Step 1: 调用 Claude 修复
+            if round_num == 1:
+                success, output = self.claude_service.batch_fix_bugs(bugs, project_path)
+            else:
+                success, output = self.claude_service.retry_fix_bugs(
+                    bugs, project_path,
+                    previous_diff=last_diff,
+                    previous_test_output=last_test_output,
+                    round_num=round_num,
+                )
+
+            if not success:
+                # Claude CLI 本身执行失败，不重试
+                failure_reason = f"Claude CLI 执行失败: {output[:500]}"
+                logger.error(f"{failure_reason} (round {round_num})")
+
+                for bug in bugs:
+                    self._upload_round_report(
+                        bug=bug, project_id=project_id, round_num=round_num,
+                        ai_analysis=output, diff="", modified_files=[],
+                        test_output="", test_passed=False,
+                        failure_reason=failure_reason,
+                        status=BugStatus.FIX_FAILED,
+                    )
+                    self.task_manager.update_status(bug.id, BugStatus.FIX_FAILED, failure_reason)
+                    results.append(FixResult(bug_id=bug.id, success=False, message=failure_reason))
+                break
+
+            # Step 2: 获取变更
             modified_files = []
             diff = ""
             if git_manager:
                 modified_files = git_manager.get_modified_files()
                 diff = git_manager.get_diff()
 
-            logger.info(f"修复完成，修改了 {len(modified_files)} 个文件")
+            logger.info(f"第 {round_num} 轮修复完成，修改了 {len(modified_files)} 个文件")
 
-            # 安全检查（仅在 Git 启用时）
+            # Step 3: 安全检查（仅在 Git 启用时，不重试）
             if git_manager and not self._safety_check(modified_files, diff):
-                logger.warning("安全检查未通过，回滚更改")
+                failure_reason = "安全检查未通过"
+                logger.warning(f"{failure_reason} (round {round_num})")
                 git_manager.reset_hard()
 
                 for bug in bugs:
-                    self.task_manager.update_status(
-                        bug.id,
-                        BugStatus.FIX_FAILED,
-                        "安全检查未通过"
+                    self._upload_round_report(
+                        bug=bug, project_id=project_id, round_num=round_num,
+                        ai_analysis=output, diff=diff, modified_files=modified_files,
+                        test_output="", test_passed=False,
+                        failure_reason=failure_reason,
+                        status=BugStatus.FIX_FAILED,
                     )
-                    results.append(FixResult(
-                        bug_id=bug.id,
-                        success=False,
-                        message="安全检查未通过",
-                    ))
+                    self.task_manager.update_status(bug.id, BugStatus.FIX_FAILED, failure_reason)
+                    results.append(FixResult(bug_id=bug.id, success=False, message=failure_reason))
+                break
 
-                return BatchFixResult(
-                    project_id=project_id,
-                    total=len(bugs),
-                    success_count=0,
-                    failed_count=len(bugs),
-                    results=results,
-                )
-
-            # 运行测试
+            # Step 4: 运行测试
             test_result = None
             if run_tests:
                 test_runner = TestRunner(project_path, project_id)
                 test_result = test_runner.run_full_suite()
 
                 if not test_result.success:
-                    logger.error("测试未通过，回滚更改")
+                    last_test_output = test_result.output
+                    last_diff = diff
+                    is_last_round = (round_num == max_rounds)
+                    failure_reason = f"测试未通过 (第 {round_num}/{max_rounds} 轮)"
+
+                    # 上传本轮报告
+                    for bug in bugs:
+                        self._upload_round_report(
+                            bug=bug, project_id=project_id, round_num=round_num,
+                            ai_analysis=output, diff=diff, modified_files=modified_files,
+                            test_output=test_result.output, test_passed=False,
+                            failure_reason=failure_reason,
+                            status=BugStatus.FIX_FAILED if is_last_round else BugStatus.FIXING,
+                        )
+
+                    # 回滚准备下一轮或最终失败
                     if git_manager:
                         git_manager.reset_hard()
 
-                    for bug in bugs:
-                        self.task_manager.update_status(
-                            bug.id,
-                            BugStatus.FIX_FAILED,
-                            f"测试未通过: {test_result.output[:200]}"
-                        )
-                        results.append(FixResult(
-                            bug_id=bug.id,
-                            success=False,
-                            message="测试未通过",
-                        ))
+                    if is_last_round:
+                        final_msg = f"经过 {max_rounds} 轮修复仍未通过测试"
+                        for bug in bugs:
+                            self.task_manager.update_status(bug.id, BugStatus.FIX_FAILED, final_msg)
+                            results.append(FixResult(bug_id=bug.id, success=False, message=final_msg))
+                    else:
+                        logger.info(f"第 {round_num} 轮测试未通过，准备第 {round_num + 1} 轮重试...")
 
-                    return BatchFixResult(
-                        project_id=project_id,
-                        total=len(bugs),
-                        success_count=0,
-                        failed_count=len(bugs),
-                        results=results,
-                    )
+                    continue  # 进入下一轮
 
-            # 标记成功并上传报告
+            # Step 5: 测试通过（或跳过测试）— 成功！
             for bug in bugs:
                 self.task_manager.update_status(bug.id, BugStatus.FIXED)
-
-                # 上传修复报告
-                try:
-                    report = RepairReport(
-                        error_log_id=bug.id,
-                        status=BugStatus.FIXED,
-                        project_id=project_id,
-                        ai_analysis=output,
-                        fix_plan="See AI Analysis",
-                        code_diff=diff,
-                        modified_files=modified_files,
-                        test_output=test_result.output if test_result else "Tests skipped",
-                        test_passed=test_result.success if test_result else True
-                    )
-                    self.task_manager.upload_report(report)
-                except Exception as e:
-                    logger.error(f"上传报告失败: {e}")
-
+                self._upload_round_report(
+                    bug=bug, project_id=project_id, round_num=round_num,
+                    ai_analysis=output, diff=diff, modified_files=modified_files,
+                    test_output=test_result.output if test_result else "Tests skipped",
+                    test_passed=test_result.success if test_result else True,
+                    failure_reason=None,
+                    status=BugStatus.FIXED,
+                )
                 results.append(FixResult(
-                    bug_id=bug.id,
-                    success=True,
-                    message="修复成功",
-                    modified_files=modified_files,
-                    diff=diff,
+                    bug_id=bug.id, success=True,
+                    message=f"修复成功 (第 {round_num} 轮)",
+                    modified_files=modified_files, diff=diff,
                 ))
 
             # 自动提交（仅在 Git 启用时）
@@ -190,19 +208,8 @@ class RepairEngine:
                 logger.info("代码已提交")
             elif not git_enabled and auto_commit:
                 logger.info("未配置 GitHub 仓库，跳过自动提交")
-        else:
-            logger.error(f"修复失败: {output}")
-            for bug in bugs:
-                self.task_manager.update_status(
-                    bug.id,
-                    BugStatus.FIX_FAILED,
-                    output[:200]
-                )
-                results.append(FixResult(
-                    bug_id=bug.id,
-                    success=False,
-                    message=output[:200],
-                ))
+
+            break  # 成功，退出循环
 
         success_count = sum(1 for r in results if r.success)
 
@@ -214,6 +221,38 @@ class RepairEngine:
             results=results,
         )
     
+    def _upload_round_report(
+        self,
+        bug: Bug,
+        project_id: str,
+        round_num: int,
+        ai_analysis: str,
+        diff: str,
+        modified_files: list[str],
+        test_output: str,
+        test_passed: bool,
+        failure_reason: Optional[str],
+        status: BugStatus,
+    ):
+        """上传某一轮的修复报告"""
+        try:
+            report = RepairReport(
+                error_log_id=bug.id,
+                status=status,
+                project_id=project_id,
+                ai_analysis=ai_analysis,
+                fix_plan="See AI Analysis",
+                code_diff=diff,
+                modified_files=modified_files,
+                test_output=test_output,
+                test_passed=test_passed,
+                repair_round=round_num,
+                failure_reason=failure_reason,
+            )
+            self.task_manager.upload_report(report)
+        except Exception as e:
+            logger.error(f"上传第 {round_num} 轮报告失败: {e}")
+
     def _safety_check(self, modified_files: list[str], diff: str) -> bool:
         """
         安全检查
@@ -254,7 +293,7 @@ class RepairEngine:
         bug_id: int,
         run_tests: bool = True,
     ) -> FixResult:
-        """修复单个 Bug"""
+        """修复单个 Bug（带多轮重试）"""
         bug = self.task_manager.get_bug_detail(bug_id)
         if not bug:
             return FixResult(
@@ -271,43 +310,88 @@ class RepairEngine:
                 message=f"未找到项目路径: {bug.project_id}",
             )
 
-        # 单个 Bug 也使用批量修复接口
-        success, output = self.claude_service.batch_fix_bugs([bug], project_path)
+        self.task_manager.update_status(bug_id, BugStatus.FIXING)
+
+        max_rounds = settings.max_retry_count
+        git_manager = GitManager(project_path)
+        last_test_output = ""
+        last_diff = ""
+
+        for round_num in range(1, max_rounds + 1):
+            logger.info(f"=== Bug #{bug_id} 第 {round_num}/{max_rounds} 轮修复 ===")
+
+            # 调用 Claude
+            if round_num == 1:
+                success, output = self.claude_service.batch_fix_bugs([bug], project_path)
+            else:
+                success, output = self.claude_service.retry_fix_bugs(
+                    [bug], project_path,
+                    previous_diff=last_diff,
+                    previous_test_output=last_test_output,
+                    round_num=round_num,
+                )
+
+            if not success:
+                failure_reason = f"Claude CLI 执行失败: {output[:500]}"
+                self._upload_round_report(
+                    bug=bug, project_id=bug.project_id, round_num=round_num,
+                    ai_analysis=output, diff="", modified_files=[],
+                    test_output="", test_passed=False,
+                    failure_reason=failure_reason, status=BugStatus.FIX_FAILED,
+                )
+                self.task_manager.update_status(bug_id, BugStatus.FIX_FAILED, failure_reason)
+                return FixResult(bug_id=bug_id, success=False, message=failure_reason)
 
-        if success:
-            git_manager = GitManager(project_path)
             modified_files = git_manager.get_modified_files()
+            diff = git_manager.get_diff()
 
+            # 运行测试
+            test_result = None
             if run_tests:
                 test_runner = TestRunner(project_path, bug.project_id)
                 test_result = test_runner.run_full_suite()
 
                 if not test_result.success:
-                    git_manager.reset_hard()
-                    self.task_manager.update_status(
-                        bug_id, BugStatus.FIX_FAILED, "测试未通过"
-                    )
-                    return FixResult(
-                        bug_id=bug_id,
-                        success=False,
-                        message="测试未通过",
+                    last_test_output = test_result.output
+                    last_diff = diff
+                    is_last_round = (round_num == max_rounds)
+                    failure_reason = f"测试未通过 (第 {round_num}/{max_rounds} 轮)"
+
+                    self._upload_round_report(
+                        bug=bug, project_id=bug.project_id, round_num=round_num,
+                        ai_analysis=output, diff=diff, modified_files=modified_files,
+                        test_output=test_result.output, test_passed=False,
+                        failure_reason=failure_reason,
+                        status=BugStatus.FIX_FAILED if is_last_round else BugStatus.FIXING,
                     )
 
+                    git_manager.reset_hard()
+
+                    if is_last_round:
+                        final_msg = f"经过 {max_rounds} 轮修复仍未通过测试"
+                        self.task_manager.update_status(bug_id, BugStatus.FIX_FAILED, final_msg)
+                        return FixResult(bug_id=bug_id, success=False, message=final_msg)
+
+                    logger.info(f"第 {round_num} 轮测试未通过，准备第 {round_num + 1} 轮重试...")
+                    continue
+
+            # 测试通过 — 成功
             self.task_manager.update_status(bug_id, BugStatus.FIXED)
-            return FixResult(
-                bug_id=bug_id,
-                success=True,
-                message="修复成功",
-                modified_files=modified_files,
+            self._upload_round_report(
+                bug=bug, project_id=bug.project_id, round_num=round_num,
+                ai_analysis=output, diff=diff, modified_files=modified_files,
+                test_output=test_result.output if test_result else "Tests skipped",
+                test_passed=True, failure_reason=None, status=BugStatus.FIXED,
             )
-        else:
-            self.task_manager.update_status(bug_id, BugStatus.FIX_FAILED, output[:200])
             return FixResult(
-                bug_id=bug_id,
-                success=False,
-                message=output[:200],
+                bug_id=bug_id, success=True,
+                message=f"修复成功 (第 {round_num} 轮)",
+                modified_files=modified_files, diff=diff,
             )
 
+        # 不应到达这里，但做安全兜底
+        return FixResult(bug_id=bug_id, success=False, message="修复流程异常结束")
+    
     def close(self):
         """关闭资源"""
         self.task_manager.close()

repair_agent/models/bug.py

@@ -91,4 +91,6 @@ class RepairReport(BaseModel):
     modified_files: list[str]
     test_output: str
     test_passed: bool
+    repair_round: int = 1
+    failure_reason: Optional[str] = None
 

tests/test_api.py

@@ -0,0 +1,224 @@
+"""
+FastAPI API 测试 - 测试修复报告相关接口的新字段和过滤功能
+"""
+import pytest
+import pytest_asyncio
+from httpx import AsyncClient, ASGITransport
+from sqlmodel import SQLModel
+from sqlmodel.ext.asyncio.session import AsyncSession
+from sqlalchemy.ext.asyncio import create_async_engine
+from sqlalchemy.orm import sessionmaker
+
+from app.main import app
+from app.database import get_session
+from app.models import ErrorLog, LogStatus, RepairTask
+
+# 使用 SQLite 内存数据库
+TEST_DATABASE_URL = "sqlite+aiosqlite:///./test.db"
+test_engine = create_async_engine(TEST_DATABASE_URL, echo=False)
+
+
+async def override_get_session():
+    async_session = sessionmaker(test_engine, class_=AsyncSession, expire_on_commit=False)
+    async with async_session() as session:
+        yield session
+
+
+app.dependency_overrides[get_session] = override_get_session
+
+
+@pytest_asyncio.fixture(autouse=True)
+async def setup_db():
+    """每个测试前重建数据库"""
+    async with test_engine.begin() as conn:
+        await conn.run_sync(SQLModel.metadata.drop_all)
+        await conn.run_sync(SQLModel.metadata.create_all)
+    yield
+    async with test_engine.begin() as conn:
+        await conn.run_sync(SQLModel.metadata.drop_all)
+
+
+@pytest_asyncio.fixture
+async def seed_data():
+    """插入测试数据"""
+    async_session = sessionmaker(test_engine, class_=AsyncSession, expire_on_commit=False)
+    async with async_session() as session:
+        # 创建两个 ErrorLog
+        log1 = ErrorLog(
+            id=1, project_id="rtc_backend", environment="production",
+            level="ERROR", error_type="ValueError", error_message="test error 1",
+            file_path="app/views.py", line_number=42,
+            stack_trace=["line1", "line2"],
+            fingerprint="fp001", status=LogStatus.FIX_FAILED,
+        )
+        log2 = ErrorLog(
+            id=2, project_id="rtc_backend", environment="production",
+            level="ERROR", error_type="TypeError", error_message="test error 2",
+            file_path="app/models.py", line_number=10,
+            stack_trace=["line1"],
+            fingerprint="fp002", status=LogStatus.FIXED,
+        )
+        session.add(log1)
+        session.add(log2)
+        await session.commit()
+
+        # 创建 RepairTask 记录（含新字段）
+        task1 = RepairTask(
+            id=1, error_log_id=1, status=LogStatus.FIXING,
+            project_id="rtc_backend",
+            ai_analysis="round 1 analysis", fix_plan="plan",
+            code_diff="diff1", modified_files=["file1.py"],
+            test_output="FAILED test_foo", test_passed=False,
+            repair_round=1, failure_reason="测试未通过 (第 1/3 轮)",
+        )
+        task2 = RepairTask(
+            id=2, error_log_id=1, status=LogStatus.FIX_FAILED,
+            project_id="rtc_backend",
+            ai_analysis="round 2 analysis", fix_plan="plan",
+            code_diff="diff2", modified_files=["file1.py"],
+            test_output="FAILED test_foo", test_passed=False,
+            repair_round=2, failure_reason="测试未通过 (第 2/3 轮)",
+        )
+        task3 = RepairTask(
+            id=3, error_log_id=2, status=LogStatus.FIXED,
+            project_id="rtc_backend",
+            ai_analysis="fixed analysis", fix_plan="plan",
+            code_diff="diff3", modified_files=["file2.py"],
+            test_output="OK", test_passed=True,
+            repair_round=1, failure_reason=None,
+        )
+        session.add_all([task1, task2, task3])
+        await session.commit()
+
+
+@pytest.mark.asyncio
+async def test_create_repair_report_with_new_fields():
+    """测试创建修复报告时包含 repair_round 和 failure_reason"""
+    async_session = sessionmaker(test_engine, class_=AsyncSession, expire_on_commit=False)
+    async with async_session() as session:
+        log = ErrorLog(
+            id=10, project_id="rtc_backend", environment="production",
+            level="ERROR", error_type="ValueError", error_message="test",
+            file_path="x.py", line_number=1,
+            stack_trace=[], fingerprint="fp_test_create",
+            status=LogStatus.FIXING,
+        )
+        session.add(log)
+        await session.commit()
+
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as client:
+        resp = await client.post("/api/v1/repair/reports", json={
+            "error_log_id": 10,
+            "status": "FIX_FAILED",
+            "project_id": "rtc_backend",
+            "ai_analysis": "analysis content",
+            "fix_plan": "fix plan",
+            "code_diff": "some diff",
+            "modified_files": ["a.py"],
+            "test_output": "FAILED: test_something",
+            "test_passed": False,
+            "repair_round": 2,
+            "failure_reason": "测试未通过 (第 2/3 轮)",
+        })
+        assert resp.status_code == 200
+        data = resp.json()
+        assert data["message"] == "Report uploaded"
+        report_id = data["id"]
+
+        resp2 = await client.get(f"/api/v1/repair/reports/{report_id}")
+        assert resp2.status_code == 200
+        report = resp2.json()
+        assert report["repair_round"] == 2
+        assert report["failure_reason"] == "测试未通过 (第 2/3 轮)"
+        assert report["test_passed"] is False
+
+
+@pytest.mark.asyncio
+async def test_create_repair_report_success_no_failure_reason():
+    """测试成功报告的 failure_reason 为 null"""
+    async_session = sessionmaker(test_engine, class_=AsyncSession, expire_on_commit=False)
+    async with async_session() as session:
+        log = ErrorLog(
+            id=11, project_id="rtc_backend", environment="production",
+            level="ERROR", error_type="ValueError", error_message="test",
+            file_path="x.py", line_number=1,
+            stack_trace=[], fingerprint="fp_test_success",
+            status=LogStatus.FIXING,
+        )
+        session.add(log)
+        await session.commit()
+
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as client:
+        resp = await client.post("/api/v1/repair/reports", json={
+            "error_log_id": 11,
+            "status": "FIXED",
+            "project_id": "rtc_backend",
+            "ai_analysis": "fixed it",
+            "fix_plan": "plan",
+            "code_diff": "diff",
+            "modified_files": ["b.py"],
+            "test_output": "OK all passed",
+            "test_passed": True,
+            "repair_round": 1,
+        })
+        assert resp.status_code == 200
+        report_id = resp.json()["id"]
+
+        resp2 = await client.get(f"/api/v1/repair/reports/{report_id}")
+        report = resp2.json()
+        assert report["repair_round"] == 1
+        assert report["failure_reason"] is None
+        assert report["test_passed"] is True
+
+
+@pytest.mark.asyncio
+async def test_filter_repair_reports_by_error_log_id(seed_data):
+    """测试按 error_log_id 过滤修复报告"""
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as client:
+        resp = await client.get("/api/v1/repair/reports", params={"error_log_id": 1})
+        assert resp.status_code == 200
+        data = resp.json()
+        assert data["total"] == 2
+        assert len(data["items"]) == 2
+        for item in data["items"]:
+            assert item["error_log_id"] == 1
+
+        resp2 = await client.get("/api/v1/repair/reports", params={"error_log_id": 2})
+        data2 = resp2.json()
+        assert data2["total"] == 1
+        assert data2["items"][0]["error_log_id"] == 2
+        assert data2["items"][0]["repair_round"] == 1
+        assert data2["items"][0]["failure_reason"] is None
+
+
+@pytest.mark.asyncio
+async def test_filter_repair_reports_no_results(seed_data):
+    """测试按不存在的 error_log_id 查询返回空"""
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as client:
+        resp = await client.get("/api/v1/repair/reports", params={"error_log_id": 999})
+        assert resp.status_code == 200
+        data = resp.json()
+        assert data["total"] == 0
+        assert data["items"] == []
+
+
+@pytest.mark.asyncio
+async def test_repair_report_detail_has_new_fields(seed_data):
+    """测试修复报告详情包含新字段"""
+    transport = ASGITransport(app=app)
+    async with AsyncClient(transport=transport, base_url="http://test") as client:
+        resp = await client.get("/api/v1/repair/reports/1")
+        assert resp.status_code == 200
+        report = resp.json()
+        assert report["repair_round"] == 1
+        assert report["failure_reason"] == "测试未通过 (第 1/3 轮)"
+
+        resp2 = await client.get("/api/v1/repair/reports/3")
+        report2 = resp2.json()
+        assert report2["repair_round"] == 1
+        assert report2["failure_reason"] is None
+        assert report2["test_passed"] is True

tests/test_repair_engine.py

@@ -0,0 +1,317 @@
+"""
+Repair Engine 核心逻辑测试 - 测试 3 轮修复重试机制和失败报告上传
+"""
+import pytest
+from unittest.mock import MagicMock, patch, call
+from repair_agent.models import Bug, BugStatus, ErrorInfo, FixResult, BatchFixResult, RepairReport
+from repair_agent.agent.core import RepairEngine
+from repair_agent.agent.test_runner import TestResult
+
+
+def make_bug(bug_id=1, project_id="rtc_backend"):
+    """创建测试用 Bug 对象"""
+    return Bug(
+        id=bug_id,
+        project_id=project_id,
+        environment="production",
+        level="ERROR",
+        error=ErrorInfo(
+            type="ValueError",
+            message="test error",
+            file_path="app/views.py",
+            line_number=42,
+            stack_trace=["traceback line 1"],
+        ),
+        status=BugStatus.NEW,
+        retry_count=0,
+    )
+
+
+class TestRepairEngineRetryLoop:
+    """测试修复引擎的多轮重试逻辑"""
+
+    def setup_method(self):
+        """每个测试前初始化"""
+        self.engine = RepairEngine.__new__(RepairEngine)
+        self.engine.task_manager = MagicMock()
+        self.engine.claude_service = MagicMock()
+
+    @patch("repair_agent.agent.core.settings")
+    @patch("repair_agent.agent.core.TestRunner")
+    @patch("repair_agent.agent.core.GitManager")
+    def test_fix_project_success_first_round(self, MockGitManager, MockTestRunner, mock_settings):
+        """测试第 1 轮就修复成功"""
+        mock_settings.get_project_path.return_value = "/tmp/project"
+        mock_settings.is_git_enabled.return_value = False
+        mock_settings.max_retry_count = 3
+
+        bug = make_bug()
+        self.engine.task_manager.fetch_pending_bugs.return_value = [bug]
+        self.engine.claude_service.batch_fix_bugs.return_value = (True, "fixed output")
+
+        mock_runner = MagicMock()
+        mock_runner.run_full_suite.return_value = TestResult(
+            success=True, output="OK", failed_tests=[], passed_count=5, failed_count=0
+        )
+        MockTestRunner.return_value = mock_runner
+
+        result = self.engine.fix_project("rtc_backend", run_tests=True)
+
+        assert result.success_count == 1
+        assert result.failed_count == 0
+        assert "修复成功 (第 1 轮)" in result.results[0].message
+
+        # Claude 只调用了一次
+        self.engine.claude_service.batch_fix_bugs.assert_called_once()
+        self.engine.claude_service.retry_fix_bugs.assert_not_called()
+
+        # 状态更新：FIXING → FIXED
+        self.engine.task_manager.update_status.assert_any_call(bug.id, BugStatus.FIXING)
+        self.engine.task_manager.update_status.assert_any_call(bug.id, BugStatus.FIXED)
+
+        # 上传了成功报告
+        self.engine.task_manager.upload_report.assert_called_once()
+        uploaded = self.engine.task_manager.upload_report.call_args[0][0]
+        assert uploaded.repair_round == 1
+        assert uploaded.failure_reason is None
+        assert uploaded.status == BugStatus.FIXED
+
+    @patch("repair_agent.agent.core.settings")
+    @patch("repair_agent.agent.core.TestRunner")
+    @patch("repair_agent.agent.core.GitManager")
+    def test_fix_project_success_second_round(self, MockGitManager, MockTestRunner, mock_settings):
+        """测试第 1 轮失败，第 2 轮修复成功"""
+        mock_settings.get_project_path.return_value = "/tmp/project"
+        mock_settings.is_git_enabled.return_value = False
+        mock_settings.max_retry_count = 3
+
+        bug = make_bug()
+        self.engine.task_manager.fetch_pending_bugs.return_value = [bug]
+        self.engine.claude_service.batch_fix_bugs.return_value = (True, "round 1 output")
+        self.engine.claude_service.retry_fix_bugs.return_value = (True, "round 2 output")
+
+        fail_result = TestResult(
+            success=False, output="FAILED: test_foo",
+            failed_tests=["test_foo"], passed_count=4, failed_count=1,
+        )
+        pass_result = TestResult(
+            success=True, output="OK", failed_tests=[], passed_count=5, failed_count=0,
+        )
+
+        mock_runner = MagicMock()
+        mock_runner.run_full_suite.side_effect = [fail_result, pass_result]
+        MockTestRunner.return_value = mock_runner
+
+        result = self.engine.fix_project("rtc_backend", run_tests=True)
+
+        assert result.success_count == 1
+        assert result.failed_count == 0
+        assert "修复成功 (第 2 轮)" in result.results[0].message
+
+        # Claude: batch_fix_bugs 第1轮, retry_fix_bugs 第2轮
+        self.engine.claude_service.batch_fix_bugs.assert_called_once()
+        self.engine.claude_service.retry_fix_bugs.assert_called_once()
+        retry_args = self.engine.claude_service.retry_fix_bugs.call_args
+        assert retry_args.kwargs["round_num"] == 2
+        assert "FAILED: test_foo" in retry_args.kwargs["previous_test_output"]
+
+        # 上传了 2 次报告：第1轮失败 + 第2轮成功
+        assert self.engine.task_manager.upload_report.call_count == 2
+        reports = [c[0][0] for c in self.engine.task_manager.upload_report.call_args_list]
+        assert reports[0].repair_round == 1
+        assert reports[0].failure_reason is not None
+        assert reports[0].status == BugStatus.FIXING  # 中间轮
+        assert reports[1].repair_round == 2
+        assert reports[1].failure_reason is None
+        assert reports[1].status == BugStatus.FIXED
+
+    @patch("repair_agent.agent.core.settings")
+    @patch("repair_agent.agent.core.TestRunner")
+    @patch("repair_agent.agent.core.GitManager")
+    def test_fix_project_all_rounds_fail(self, MockGitManager, MockTestRunner, mock_settings):
+        """测试 3 轮都失败"""
+        mock_settings.get_project_path.return_value = "/tmp/project"
+        mock_settings.is_git_enabled.return_value = False
+        mock_settings.max_retry_count = 3
+
+        bug = make_bug()
+        self.engine.task_manager.fetch_pending_bugs.return_value = [bug]
+        self.engine.claude_service.batch_fix_bugs.return_value = (True, "round 1")
+        self.engine.claude_service.retry_fix_bugs.side_effect = [
+            (True, "round 2"),
+            (True, "round 3"),
+        ]
+
+        fail_result = TestResult(
+            success=False, output="FAILED",
+            failed_tests=["test_foo"], passed_count=0, failed_count=1,
+        )
+        mock_runner = MagicMock()
+        mock_runner.run_full_suite.return_value = fail_result
+        MockTestRunner.return_value = mock_runner
+
+        result = self.engine.fix_project("rtc_backend", run_tests=True)
+
+        assert result.success_count == 0
+        assert result.failed_count == 1
+        assert "3 轮修复仍未通过测试" in result.results[0].message
+
+        # 上传了 3 次报告
+        assert self.engine.task_manager.upload_report.call_count == 3
+        reports = [c[0][0] for c in self.engine.task_manager.upload_report.call_args_list]
+
+        assert reports[0].repair_round == 1
+        assert reports[0].status == BugStatus.FIXING
+        assert reports[1].repair_round == 2
+        assert reports[1].status == BugStatus.FIXING
+        assert reports[2].repair_round == 3
+        assert reports[2].status == BugStatus.FIX_FAILED
+
+        # 最终状态为 FIX_FAILED
+        final_call = self.engine.task_manager.update_status.call_args_list[-1]
+        assert final_call[0][1] == BugStatus.FIX_FAILED
+
+    @patch("repair_agent.agent.core.settings")
+    @patch("repair_agent.agent.core.GitManager")
+    def test_fix_project_claude_cli_failure(self, MockGitManager, mock_settings):
+        """测试 Claude CLI 执行失败不重试"""
+        mock_settings.get_project_path.return_value = "/tmp/project"
+        mock_settings.is_git_enabled.return_value = False
+        mock_settings.max_retry_count = 3
+
+        bug = make_bug()
+        self.engine.task_manager.fetch_pending_bugs.return_value = [bug]
+        self.engine.claude_service.batch_fix_bugs.return_value = (False, "timeout error")
+
+        result = self.engine.fix_project("rtc_backend", run_tests=True)
+
+        assert result.success_count == 0
+        assert result.failed_count == 1
+        assert "Claude CLI 执行失败" in result.results[0].message
+
+        # 只调用了第1轮，没有重试
+        self.engine.claude_service.batch_fix_bugs.assert_called_once()
+        self.engine.claude_service.retry_fix_bugs.assert_not_called()
+
+        # 上传了失败报告
+        self.engine.task_manager.upload_report.assert_called_once()
+        uploaded = self.engine.task_manager.upload_report.call_args[0][0]
+        assert uploaded.failure_reason.startswith("Claude CLI 执行失败")
+        assert uploaded.repair_round == 1
+
+
+class TestFixSingleBugRetry:
+    """测试单个 Bug 修复的多轮重试"""
+
+    def setup_method(self):
+        self.engine = RepairEngine.__new__(RepairEngine)
+        self.engine.task_manager = MagicMock()
+        self.engine.claude_service = MagicMock()
+
+    @patch("repair_agent.agent.core.settings")
+    @patch("repair_agent.agent.core.TestRunner")
+    @patch("repair_agent.agent.core.GitManager")
+    def test_single_bug_success_third_round(self, MockGitManager, MockTestRunner, mock_settings):
+        """测试单个 Bug 第 3 轮修复成功"""
+        mock_settings.get_project_path.return_value = "/tmp/project"
+        mock_settings.max_retry_count = 3
+
+        bug = make_bug()
+        self.engine.task_manager.get_bug_detail.return_value = bug
+
+        mock_git = MagicMock()
+        mock_git.get_modified_files.return_value = ["file.py"]
+        mock_git.get_diff.return_value = "+fix"
+        MockGitManager.return_value = mock_git
+
+        self.engine.claude_service.batch_fix_bugs.return_value = (True, "r1")
+        self.engine.claude_service.retry_fix_bugs.side_effect = [
+            (True, "r2"),
+            (True, "r3"),
+        ]
+
+        fail_result = TestResult(success=False, output="FAIL", failed_tests=["t1"], passed_count=0, failed_count=1)
+        pass_result = TestResult(success=True, output="OK", failed_tests=[], passed_count=5, failed_count=0)
+
+        mock_runner = MagicMock()
+        mock_runner.run_full_suite.side_effect = [fail_result, fail_result, pass_result]
+        MockTestRunner.return_value = mock_runner
+
+        result = self.engine.fix_single_bug(1, run_tests=True)
+
+        assert result.success is True
+        assert "修复成功 (第 3 轮)" in result.message
+
+        # 3 次报告上传
+        assert self.engine.task_manager.upload_report.call_count == 3
+
+    @patch("repair_agent.agent.core.settings")
+    @patch("repair_agent.agent.core.TestRunner")
+    @patch("repair_agent.agent.core.GitManager")
+    def test_single_bug_all_fail(self, MockGitManager, MockTestRunner, mock_settings):
+        """测试单个 Bug 3 轮全部失败"""
+        mock_settings.get_project_path.return_value = "/tmp/project"
+        mock_settings.max_retry_count = 3
+
+        bug = make_bug()
+        self.engine.task_manager.get_bug_detail.return_value = bug
+
+        mock_git = MagicMock()
+        mock_git.get_modified_files.return_value = ["file.py"]
+        mock_git.get_diff.return_value = "+fix"
+        MockGitManager.return_value = mock_git
+
+        self.engine.claude_service.batch_fix_bugs.return_value = (True, "r1")
+        self.engine.claude_service.retry_fix_bugs.return_value = (True, "retry output")
+
+        fail_result = TestResult(success=False, output="FAIL", failed_tests=["t1"], passed_count=0, failed_count=1)
+        mock_runner = MagicMock()
+        mock_runner.run_full_suite.return_value = fail_result
+        MockTestRunner.return_value = mock_runner
+
+        result = self.engine.fix_single_bug(1, run_tests=True)
+
+        assert result.success is False
+        assert "3 轮修复仍未通过测试" in result.message
+        assert self.engine.task_manager.upload_report.call_count == 3
+
+
+class TestRepairReportModel:
+    """测试 RepairReport 模型新字段"""
+
+    def test_repair_report_with_failure(self):
+        """测试带失败原因的修复报告"""
+        report = RepairReport(
+            error_log_id=1,
+            status=BugStatus.FIX_FAILED,
+            project_id="rtc_backend",
+            ai_analysis="analysis",
+            fix_plan="plan",
+            code_diff="diff",
+            modified_files=["a.py"],
+            test_output="FAILED",
+            test_passed=False,
+            repair_round=2,
+            failure_reason="测试未通过",
+        )
+        data = report.model_dump()
+        assert data["repair_round"] == 2
+        assert data["failure_reason"] == "测试未通过"
+        assert data["test_passed"] is False
+
+    def test_repair_report_success_defaults(self):
+        """测试成功报告默认值"""
+        report = RepairReport(
+            error_log_id=1,
+            status=BugStatus.FIXED,
+            project_id="rtc_backend",
+            ai_analysis="fixed",
+            fix_plan="plan",
+            code_diff="diff",
+            modified_files=[],
+            test_output="OK",
+            test_passed=True,
+        )
+        data = report.model_dump()
+        assert data["repair_round"] == 1  # 默认
+        assert data["failure_reason"] is None  # 默认

web/src/api.ts

@@ -54,6 +54,8 @@ export interface RepairReport {
     test_output: string;
     test_passed: boolean;
     created_at: string;
+    repair_round: number;
+    failure_reason: string | null;
 }
 
 // API Functions
@@ -84,4 +86,9 @@ export const getRepairReports = (params: {
 
 export const getRepairReportDetail = (id: number) => api.get<RepairReport>(`/api/v1/repair/reports/${id}`);
 
+export const getRepairReportsByBug = (errorLogId: number) =>
+    api.get<PaginatedResponse<RepairReport>>('/api/v1/repair/reports', {
+        params: { error_log_id: errorLogId, page_size: 100 }
+    });
+
 export default api;

web/src/pages/BugDetail.tsx

@@ -1,7 +1,7 @@
 import { useState, useEffect } from 'react';
 import { useParams, Link, useLocation } from 'react-router-dom';
-import { ArrowLeft, Play, Loader2, FileCode, GitCommit } from 'lucide-react';
-import { getBugDetail, triggerRepair, type ErrorLog } from '../api';
+import { ArrowLeft, Play, Loader2, FileCode, GitCommit, History } from 'lucide-react';
+import { getBugDetail, triggerRepair, getRepairReportsByBug, type ErrorLog, type RepairReport } from '../api';
 
 const STATUS_LABELS: Record<string, string> = {
     NEW: '新发现',
@@ -22,6 +22,7 @@ export default function BugDetail() {
     const [loading, setLoading] = useState(true);
     const [repairing, setRepairing] = useState(false);
     const [repairMessage, setRepairMessage] = useState('');
+    const [repairHistory, setRepairHistory] = useState<RepairReport[]>([]);
 
     const backSearch = location.state?.fromSearch || '';
 
@@ -40,6 +41,14 @@ export default function BugDetail() {
         fetchBug();
     }, [id]);
 
+    useEffect(() => {
+        if (id) {
+            getRepairReportsByBug(parseInt(id)).then(res => {
+                setRepairHistory(res.data.items);
+            }).catch(console.error);
+        }
+    }, [id]);
+
     const handleTriggerRepair = async () => {
         if (!bug) return;
         setRepairing(true);
@@ -183,6 +192,57 @@ export default function BugDetail() {
                     </tbody>
                 </table>
             </div>
+
+            {repairHistory.length > 0 && (
+                <div className="detail-card">
+                    <div className="detail-section-title" style={{ marginBottom: '12px', display: 'flex', alignItems: 'center', gap: '6px' }}>
+                        <History size={14} />
+                        修复历史 ({repairHistory.length} 次尝试)
+                    </div>
+                    <div className="table-container">
+                        <table>
+                            <thead>
+                                <tr>
+                                    <th>轮次</th>
+                                    <th>状态</th>
+                                    <th>测试结果</th>
+                                    <th>失败原因</th>
+                                    <th>时间</th>
+                                    <th>操作</th>
+                                </tr>
+                            </thead>
+                            <tbody>
+                                {repairHistory.map(report => (
+                                    <tr key={report.id}>
+                                        <td>第 {report.repair_round} 轮</td>
+                                        <td>
+                                            <span className={`status-badge status-${report.status}`}>
+                                                {STATUS_LABELS[report.status] || report.status}
+                                            </span>
+                                        </td>
+                                        <td>
+                                            <span className={report.test_passed ? 'test-pass' : 'test-fail'}>
+                                                {report.test_passed ? '通过' : '失败'}
+                                            </span>
+                                        </td>
+                                        <td style={{ maxWidth: '300px', overflow: 'hidden', textOverflow: 'ellipsis', whiteSpace: 'nowrap' }}>
+                                            {report.failure_reason || '-'}
+                                        </td>
+                                        <td className="cell-secondary">
+                                            {new Date(report.created_at).toLocaleString()}
+                                        </td>
+                                        <td>
+                                            <Link to={`/repairs/${report.id}`} className="btn-link">
+                                                查看
+                                            </Link>
+                                        </td>
+                                    </tr>
+                                ))}
+                            </tbody>
+                        </table>
+                    </div>
+                </div>
+            )}
         </div>
     );
 }

web/src/pages/RepairDetail.tsx

@@ -1,6 +1,6 @@
 import { useState, useEffect } from 'react';
 import { useParams, Link } from 'react-router-dom';
-import { ArrowLeft, Bot, FileCode, FlaskConical } from 'lucide-react';
+import { ArrowLeft, Bot, FileCode, FlaskConical, AlertTriangle } from 'lucide-react';
 import { getRepairReportDetail, type RepairReport } from '../api';
 
 const STATUS_LABELS: Record<string, string> = {
@@ -78,6 +78,10 @@ export default function RepairDetail() {
                     <span>创建时间</span>
                     <span>{new Date(report.created_at).toLocaleString()}</span>
                 </div>
+                <div className="info-row">
+                    <span>修复轮次</span>
+                    <strong>第 {report.repair_round} 轮</strong>
+                </div>
                 <div className="info-row">
                     <span>测试结果</span>
                     <span className={report.test_passed ? 'test-pass' : 'test-fail'}>
@@ -86,6 +90,13 @@ export default function RepairDetail() {
                 </div>
             </div>
 
+            {report.failure_reason && (
+                <div className="card" style={{ borderLeft: '3px solid var(--error)' }}>
+                    <h2><AlertTriangle size={16} /> 失败原因</h2>
+                    <pre className="code-block error">{report.failure_reason}</pre>
+                </div>
+            )}
+
             <div className="card">
                 <h2><Bot size={16} /> AI 分析</h2>
                 <pre className="code-block neutral">{report.ai_analysis}</pre>

web/src/pages/RepairList.tsx

@@ -96,6 +96,7 @@ export default function RepairList() {
                                 <th>编号</th>
                                 <th>项目</th>
                                 <th>缺陷编号</th>
+                                <th>轮次</th>
                                 <th>修改文件数</th>
                                 <th>测试结果</th>
                                 <th>状态</th>
@@ -113,6 +114,7 @@ export default function RepairList() {
                                             #{report.error_log_id}
                                         </Link>
                                     </td>
+                                    <td>第 {report.repair_round} 轮</td>
                                     <td>{report.modified_files.length} 个文件</td>
                                     <td>
                                         <span className={report.test_passed ? 'test-pass' : 'test-fail'}>