1 files changed, 25 insertions, 0 deletions
diff --git a/Timeline.Tests/Helpers/TestClock.cs b/Timeline.Tests/Helpers/TestClock.cs
new file mode 100644
index 00000000..fc200be9
--- /dev/null
+++ b/Timeline.Tests/Helpers/TestClock.cs
@@ -0,0 +1,25 @@
+using Microsoft.AspNetCore.Mvc.Testing;
+using Microsoft.Extensions.DependencyInjection;
+using System;
+using Timeline.Services;
+
+namespace Timeline.Tests.Helpers
+{
+    public class TestClock : IClock
+    {
+        DateTime? MockCurrentTime { get; set; } = null;
+
+        public DateTime GetCurrentTime()
+        {
+            return MockCurrentTime.GetValueOrDefault(DateTime.Now);
+        }
+    }
+
+    public static class TestClockWebApplicationFactoryExtensions
+    {
+        public static TestClock GetTestClock<T>(this WebApplicationFactory<T> factory) where T : class
+        {
+            return factory.Server.Host.Services.GetRequiredService<IClock>() as TestClock;
+        }
+    }
+}