From 14ab07c709ba6821e5c6ae3559c4ba7e66307f0c Mon Sep 17 00:00:00 2001
From: xuans <likb_blue@163.com>
Date: Wed, 30 Sep 2026 12:52:03 +0800
Subject: [PATCH] =?UTF-8?q?=E8=A1=A5=E5=85=85=E6=95=B0=E6=8D=AE=E5=BA=93?=
 =?UTF-8?q?=E6=B8=85=E7=90=86=E6=B5=8B=E8=AF=95=E5=A4=B9=E5=85=B7?=
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增加可控的数据库凭据保存和删除失败测试夹具，为后续生命周期回归测试做准备。
---
 backend/internal/bootstrap/database_test.go | 14 ++++++++++++--
 1 file changed, 12 insertions(+), 2 deletions(-)

diff --git a/backend/internal/bootstrap/database_test.go b/backend/internal/bootstrap/database_test.go
index 8e5b894..5d0578d 100644
--- a/backend/internal/bootstrap/database_test.go
+++ b/backend/internal/bootstrap/database_test.go
@@ -3,6 +3,7 @@ package bootstrap
 import (
 	"context"
 	"encoding/json"
+	"errors"
 	"path/filepath"
 	"strings"
 	"sync"
@@ -13,8 +14,10 @@ import (
 )
 
 type memoryDatabaseStore struct {
-	mu     sync.Mutex
-	values map[string]map[string]string
+	mu             sync.Mutex
+	values         map[string]map[string]string
+	putFailure     bool
+	deleteFailures int
 }
 
 func (s *memoryDatabaseStore) Put(_ context.Context, reference string, value map[string]string) error {
@@ -24,6 +27,9 @@ func (s *memoryDatabaseStore) Put(_ context.Context, reference string, value map
 		s.values = make(map[string]map[string]string)
 	}
 	s.values[reference] = map[string]string{"username": value["username"], "password": value["password"]}
+	if s.putFailure {
+		return errors.New("simulated put failure")
+	}
 	return nil
 }
 
@@ -36,6 +42,10 @@ func (s *memoryDatabaseStore) Get(_ context.Context, reference string) (map[stri
 func (s *memoryDatabaseStore) Delete(_ context.Context, reference string) error {
 	s.mu.Lock()
 	defer s.mu.Unlock()
+	if s.deleteFailures > 0 {
+		s.deleteFailures--
+		return errors.New("simulated delete failure")
+	}
 	delete(s.values, reference)
 	return nil
 }