refactor: AdminApi 剔除租户侧能力

tests/TakeoutSaaS.Integration.Tests/Fixtures/DictionarySqliteTestDatabase.cs

@@ -4,9 +4,13 @@ using TakeoutSaaS.Infrastructure.Dictionary.Persistence;
 
 namespace TakeoutSaaS.Integration.Tests.Fixtures;
 
+/// <summary>
+/// 集成测试用 SQLite 内存数据库（字典库）。
+/// </summary>
 public sealed class DictionarySqliteTestDatabase : IDisposable
 {
     private readonly SqliteConnection _connection;
+    private readonly TestIdGenerator _idGenerator = new();
     private bool _initialized;
 
     public DictionarySqliteTestDatabase()
@@ -24,10 +28,14 @@ public sealed class DictionarySqliteTestDatabase : IDisposable
     public DictionaryDbContext CreateContext(long tenantId, long userId = 0)
     {
         EnsureCreated();
+        // 1. AdminApi 不使用租户上下文；tenantId 参数仅用于兼容测试调用方签名
+        _ = tenantId;
+
+        // 2. (空行后) 按需注入当前用户与 ID 生成器
         return new DictionaryDbContext(
             Options,
-            new TestTenantProvider(tenantId),
-            userId == 0 ? null : new TestCurrentUserAccessor(userId));
+            userId == 0 ? null : new TestCurrentUserAccessor(userId),
+            _idGenerator);
     }
 
     public void EnsureCreated()
@@ -37,7 +45,8 @@ public sealed class DictionarySqliteTestDatabase : IDisposable
             return;
         }
 
-        using var context = new DictionaryDbContext(Options, new TestTenantProvider(1));
+        // 1. 创建并初始化数据库结构
+        using var context = new DictionaryDbContext(Options, idGenerator: _idGenerator);
         context.Database.EnsureCreated();
         _initialized = true;
     }