修复Mysql

tests/Jiaowu.Api.Tests/AuthControllerTests.cs

@@ -14,6 +14,31 @@ namespace Jiaowu.Api.Tests;
 
 public sealed class AuthControllerTests
 {
+    [Fact]
+    public async Task RetriableTransaction_WorksWithRetryingExecutionStrategy()
+    {
+        await using var connection = new SqliteConnection("Data Source=:memory:");
+        await connection.OpenAsync();
+        var options = new DbContextOptionsBuilder<AppDbContext>()
+            .UseSqlite(connection)
+            .ReplaceService<IExecutionStrategyFactory, RetryingExecutionStrategyFactory>()
+            .Options;
+        await using var db = new AppDbContext(options);
+        await db.Database.EnsureCreatedAsync();
+
+        Assert.True(db.Database.CreateExecutionStrategy().RetriesOnFailure);
+        await db.ExecuteInRetriableTransactionAsync(
+            async transaction =>
+            {
+                db.Colleges.Add(new College { Code = "TX", Name = "事务测试学院" });
+                await db.SaveChangesAsync();
+                await transaction.CommitAsync();
+            },
+            CancellationToken.None);
+
+        Assert.Equal(1, await db.Colleges.CountAsync());
+    }
+
     [Fact]
     public async Task ActivateStudent_WorksWithRetryingExecutionStrategy()
     {

tests/Jiaowu.Api.Tests/MySqlMigrationTests.cs

@@ -52,6 +52,25 @@ public sealed class MySqlMigrationTests
         });
     }
 
+    [Fact]
+    public void MySql_guid_collections_use_provider_safe_predicates()
+    {
+        using var db = new AppDbContext(CreateMySqlOptions());
+        var ids = new[]
+        {
+            Guid.Parse("11111111-1111-1111-1111-111111111111"),
+            Guid.Parse("22222222-2222-2222-2222-222222222222")
+        };
+
+        var sql = db.Colleges
+            .WhereIn(ids, x => x.Id)
+            .ToQueryString();
+
+        Assert.Contains(" IN (", sql, StringComparison.OrdinalIgnoreCase);
+        Assert.Contains(ids[0].ToString(), sql, StringComparison.OrdinalIgnoreCase);
+        Assert.Contains(ids[1].ToString(), sql, StringComparison.OrdinalIgnoreCase);
+    }
+
     private static DbContextOptions<AppDbContext> CreateMySqlOptions() =>
         new DbContextOptionsBuilder<AppDbContext>()
             .UseMySQL(

tests/Jiaowu.Api.Tests/PersonnelControllerTests.cs

@@ -74,8 +74,9 @@ public sealed class PersonnelControllerTests
         Assert.Equal(teacher.Name, user.DisplayName);
         Assert.Equal(teacher.CollegeId, user.CollegeId);
         Assert.True(await userManager.IsInRoleAsync(user, SystemRoles.Teacher));
-        await db.Entry(teacher).ReloadAsync();
-        Assert.Equal(user.Id, teacher.UserId);
+        db.ChangeTracker.Clear();
+        var linkedTeacher = await db.Teachers.SingleAsync(x => x.Id == teacher.Id);
+        Assert.Equal(user.Id, linkedTeacher.UserId);
     }
 
     private sealed class TestDataScope(Guid collegeId) : ICurrentUserDataScope