diff --git a/AsbCloudWebApi.Tests/Services/DataSaubStat/DataSaubStatServiceTests.cs b/AsbCloudWebApi.Tests/Services/DataSaubStat/DataSaubStatServiceTests.cs
new file mode 100644
index 00000000..18164509
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+++ b/AsbCloudWebApi.Tests/Services/DataSaubStat/DataSaubStatServiceTests.cs
@@ -0,0 +1,71 @@
+using AsbCloudApp.Data;
+using AsbCloudApp.Data.ProcessMaps;
+using AsbCloudApp.Repositories;
+using NSubstitute;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using Xunit;
+
+namespace AsbCloudWebApi.Tests.Services.ProcessMaps;
+
+public class DataSaubStatServiceTests
+{
+    private readonly IEnumerable<DataSaubStatDto> stats = new DataSaubStatDto[]
+    {
+        new()
+        {
+            IdTelemetry = 1,
+            DateEnd = DateTimeOffset.UtcNow.AddDays(-10),
+            DateStart = DateTimeOffset.UtcNow.AddDays(-11),
+            AxialLoad = 10.0,
+            AxialLoadLimitMax = 10.0,
+            AxialLoadSp = 10.0,
+            BlockSpeedSp = 1000,
+            DepthEnd = 10.0,
+            DepthStart = 5.0,
+            EnabledSubsystems = 1,
+            Flow = 10.0,
+            HasOscillation = true,
+            Id = 1,
+            IdCategory = 2,
+            IdFeedRegulator = 1,
+            Pressure = 10.0,
+            PressureIdle = 10.0,
+            PressureSp = 10.0,
+            RotorSpeed = 10.0,
+            RotorTorque = 10.0,
+            RotorTorqueSp = 10.0,
+            RotorTorqueLimitMax = 10.0,
+            Speed = 10.0,
+            Telemetry = new TelemetryDto(){
+                Id = 1,
+            },
+            OperationCategory = new WellOperationCategoryDto(){
+                Id = 2,
+            }
+        }
+    };
+    private readonly IDataSaubStatRepository dataSaubStatRepository;
+
+    public DataSaubStatServiceTests()
+    {
+        dataSaubStatRepository = Substitute.For<IDataSaubStatRepository>();
+    }
+
+    [Fact]
+    public async Task GetAsync_ReturnsDataSaubStat()
+    {
+        dataSaubStatRepository.GetLastDatesAsync(Arg.Any<int[]>(), Arg.Any<CancellationToken>()).Returns(stats);
+        Assert.Equal(2, stats.Count());
+    }
+
+    [Fact]
+    public async Task InsertRangeAsync_Returns_statusOk()
+    {
+        var result = await dataSaubStatRepository.InsertRangeAsync(stats, Arg.Any<CancellationToken>());
+        Assert.Equal(1, result);
+    }
+}
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