test: 增加单元测试

Author: ArgoZhang

test/UnitTest/Components/DateTimePickerTest.cs

@@ -482,6 +482,19 @@ class MockCalendarHolidayService : ICalendarHolidays
         public bool IsWorkday(DateTime dt) => dt == new DateTime(2024, 4, 7);
     }
 
+    [Fact]
+    public async Task TriggerHideCallback_Ok()
+    {
+        var cut = Context.RenderComponent<DateTimePicker<DateTime>>(pb =>
+        {
+            pb.Add(a => a.DayTemplate, dt => builder =>
+            {
+                builder.AddContent(0, "day-template");
+            });
+        });
+        await cut.InvokeAsync(() => cut.Instance.TriggerHideCallback());
+    }
+
     [Fact]
     public void DayTemplate_Ok()
     {