修复数据

tests/Jiaowu.Api.Tests/MySqlMigrationTests.cs

@@ -13,10 +13,7 @@ public sealed class MySqlMigrationTests
     [Fact]
     public void Production_migration_is_discoverable_and_generates_mysql_sql()
     {
-        var options = new DbContextOptionsBuilder<AppDbContext>()
-            .UseMySQL(
-                "Server=localhost;Database=jiaowu;User=__test__;Password=__not_used__;")
-            .Options;
+        var options = CreateMySqlOptions();
         using var db = new AppDbContext(options);
 
         Assert.Contains(LatestMigration, db.Database.GetMigrations());
@@ -33,4 +30,31 @@ public sealed class MySqlMigrationTests
         Assert.DoesNotContain("0001-01-01", script);
         Assert.DoesNotContain("0000-00-00", script);
     }
+
+    [Fact]
+    public void MySql_date_properties_use_datetime_provider_conversion()
+    {
+        using var db = new AppDbContext(CreateMySqlOptions());
+
+        var dateProperties = db.Model.GetEntityTypes()
+            .SelectMany(x => x.GetProperties())
+            .Where(x => x.ClrType == typeof(DateOnly) ||
+                        x.ClrType == typeof(DateOnly?))
+            .ToList();
+
+        Assert.NotEmpty(dateProperties);
+        Assert.All(dateProperties, property =>
+        {
+            Assert.Equal("date", property.GetColumnType());
+            Assert.Equal(
+                typeof(DateTime),
+                property.GetTypeMapping().Converter?.ProviderClrType);
+        });
+    }
+
+    private static DbContextOptions<AppDbContext> CreateMySqlOptions() =>
+        new DbContextOptionsBuilder<AppDbContext>()
+            .UseMySQL(
+                "Server=localhost;Database=jiaowu;User=__test__;Password=__not_used__;")
+            .Options;
 }