1 files changed, 35 insertions, 0 deletions
diff --git a/Software/Visual_Studio/Utilities/Tango.TelemetryTester.CLI/MockHistorySource.cs b/Software/Visual_Studio/Utilities/Tango.TelemetryTester.CLI/MockHistorySource.cs
new file mode 100644
index 000000000..6ecd7e637
--- /dev/null
+++ b/Software/Visual_Studio/Utilities/Tango.TelemetryTester.CLI/MockHistorySource.cs
@@ -0,0 +1,35 @@
+using System;
+using System.Collections.Generic;
+using System.Threading.Tasks;
+using Tango.Telemetry;
+
+namespace Tango.TelemetryTester.CLI
+{
+    public class MockHistorySource : ITelemetryHistorySource
+    {
+        public string Name { get; }
+
+        public int ProvidedCount { get; set; }
+
+        public MockHistorySource(string name)
+        {
+            Name = name;
+        }
+
+        public Task<bool> CanRequestHistory(DateTime from) => Task.FromResult(true);
+
+        public Task<IEnumerable<ITelemetry>> RequestHistory(DateTime from)
+        {
+            Logger.LogInfo($"[HistorySource] Providing historical telemetry at {DateTime.UtcNow}");
+
+            ProvidedCount++;
+
+            return Task.FromResult<IEnumerable<ITelemetry>>(new[]
+            {
+                new MockTelemetry { Time = DateTime.UtcNow.AddSeconds(-30) }
+            });
+        }
+
+        public void Dispose() { }
+    }
+}