fix

WebApi.Test/Budget/BudgetSavingsTest.cs

@@ -499,4 +499,81 @@ public class BudgetSavingsTest : BaseTest
         // 预计存款 = 116400 - 30000 - 2049.18 - 300 + 2000 = 86050.82
         result.Limit.Should().BeApproximately(86050.82m, 0.1m);
     }
+
+    [Fact]
+    public async Task GetSavings_年度_包含一月份归档存款_Test()
+    {
+        // Arrange
+        var year = 2026;
+        // 当前是2月11号
+        _dateTimeProvider.Now.Returns(new DateTime(year, 2, 11));
+
+        var budgets = new List<BudgetRecord>
+        {
+            // 月度预算
+            new() { Id = 1, Name = "工资", Type = BudgetPeriodType.Month, Limit = 11000, Category = BudgetCategory.Income, SelectedCategories = "工资" },
+            new() { Id = 2, Name = "房租", Type = BudgetPeriodType.Month, Limit = 3000, Category = BudgetCategory.Expense, SelectedCategories = "房租" }
+        };
+
+        // 当前月（2月）的交易数据
+        var currentTransactions = new Dictionary<(string, TransactionType), decimal>
+        {
+            { ("工资", TransactionType.Income), 11000m },
+            { ("房租", TransactionType.Expense), 3000m },
+            { ("转账到公共", TransactionType.Expense), 5000m }  // 2月份实际存款：5000元
+        };
+
+        // 一月份的归档数据
+        var archives = new List<BudgetArchive>
+        {
+            new()
+            {
+                Year = year, Month = 1,
+                Content =
+                [
+                    new BudgetArchiveContent
+                    {
+                        Id = 1,
+                        Name = "工资",
+                        Type = BudgetPeriodType.Month,
+                        Limit = 11000,
+                        Actual = 11000,
+                        Category = BudgetCategory.Income
+                    },
+                    new BudgetArchiveContent
+                    {
+                        Id = 2,
+                        Name = "房租",
+                        Type = BudgetPeriodType.Month,
+                        Limit = 3000,
+                        Actual = 3000,
+                        Category = BudgetCategory.Expense
+                    },
+                    new BudgetArchiveContent
+                    {
+                        Id = -2,
+                        Name = "月度存款计划",
+                        Type = BudgetPeriodType.Month,
+                        Limit = 6287.34m,
+                        Actual = 9600.0m,  // ✅ 一月份实际存款：9600元
+                        Category = BudgetCategory.Savings
+                    }
+                ]
+            }
+        };
+
+        _budgetRepository.GetAllAsync().Returns(budgets);
+        _transactionStatisticsService.GetAmountGroupByClassifyAsync(Arg.Any<DateTime>(), Arg.Any<DateTime>())
+            .Returns(currentTransactions);
+        _budgetArchiveRepository.GetArchivesByYearAsync(year).Returns(archives);
+        _configService.GetConfigByKeyAsync<string>("SavingsCategories").Returns(Task.FromResult<string?>("转账到公共"));
+
+        // Act
+        var result = await _service.GetSavingsDtoAsync(BudgetPeriodType.Year, new DateTime(year, 1, 1));
+
+        // Assert
+        result.Should().NotBeNull();
+        // 年度已存款 = 一月份归档存款（9600） + 二月份当前存款（5000） = 14600
+        result.Current.Should().Be(14600m);
+    }
 }