diff --git a/Rdmp.Dicom.Tests/AutoRoutingAttacherTests.cs b/Rdmp.Dicom.Tests/AutoRoutingAttacherTests.cs
new file mode 100644
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+++ b/Rdmp.Dicom.Tests/AutoRoutingAttacherTests.cs
@@ -0,0 +1,202 @@
+using System;
+using DicomTypeTranslation.TableCreation;
+using FAnsi.Discovery;
+using NUnit.Framework;
+using Rdmp.Core.Curation;
+using Rdmp.Core.Curation.Data.Pipelines;
+using Rdmp.Core.DataFlowPipeline;
+using Rdmp.Core.DataLoad.Engine.DatabaseManagement.EntityNaming;
+using Rdmp.Core.DataLoad.Engine.Job;
+using Rdmp.Core.Logging;
+using Rdmp.Dicom.Attachers.Routing;
+using Rdmp.Dicom.CommandExecution;
+using Rdmp.Dicom.PipelineComponents.DicomSources;
+using Rdmp.Dicom.TagPromotionSchema;
+using Rdmp.Core.ReusableLibraryCode.Checks;
+using System.Collections.Generic;
+using System.IO;
+using System.Text;
+using Rdmp.Core.Curation.Data;
+using Tests.Common;
+
+namespace Rdmp.Dicom.Tests;
+
+class AutoRoutingAttacherTests : DatabaseTests
+{
+    [Test]
+    public void TestNormalUse()
+    {
+        var numberOfIterations = 50;
+
+        var db = GetCleanedServer(FAnsi.DatabaseType.MicrosoftSQLServer);
+        var attacher = new AutoRoutingAttacher();
+            
+            
+        // Create a nice template with lots of columns
+        var template = new ImageTableTemplate
+        {
+            TableName = "Fish",
+            Columns = new[]
+            {
+                new ImageColumnTemplate
+                {
+                    AllowNulls = true, ColumnName = "RelativeFileArchiveURI"
+                },
+                new ImageColumnTemplate
+                {
+                    AllowNulls = true, ColumnName = "SeriesInstanceUID"
+                },
+                new ImageColumnTemplate {IsPrimaryKey = false, AllowNulls = true, ColumnName = "StudyDate"},
+            }
+        };
+            
+        // create the table we want to load
+        var tbl = db.ExpectTable(template.TableName);
+        var cmd = new ExecuteCommandCreateNewImagingDataset(RepositoryLocator,tbl , template);
+        Assert.IsFalse(cmd.IsImpossible);
+        cmd.Execute();
+
+        var importer = new TableInfoImporter(CatalogueRepository,tbl);
+        importer.DoImport(out var tableInfo,out var _);
+
+        var tt = tbl.Database.Server.GetQuerySyntaxHelper().TypeTranslater;
+
+        // add loads more tags
+        foreach(var tag in Tags)
+        {
+            var adder = new TagColumnAdder(tag,TagColumnAdder.GetDataTypeForTag(tag,tt),tableInfo as TableInfo ?? throw new Exception("Got non-TableInfo from DoImport"),new ThrowImmediatelyCheckNotifier())
+                {
+                    SkipChecksAndSynchronization = true
+                };
+            adder.Execute();
+        }
+
+        new TableInfoSynchronizer(tableInfo).Synchronize(new AcceptAllCheckNotifier());
+
+        // create a mock job that treats our database as RAW
+        var job = new ThrowImmediatelyDataLoadJob(new HICDatabaseConfiguration(tbl.Database.Server,RdmpMockFactory.Mock_INameDatabasesAndTablesDuringLoads(tbl.Database,tbl.GetRuntimeName())));
+            
+        // Create folder where dicom files are 
+        var dir = new TestLoadDirectory
+        {
+            Cache = new DirectoryInfo(Path.Combine(TestContext.CurrentContext.WorkDirectory,"Cache")),
+            ForLoading = new DirectoryInfo(Path.Combine(TestContext.CurrentContext.WorkDirectory,"LoadMe"))
+        };
+
+        dir.ForLoading.Create();
+        dir.Cache.Create();
+
+        //tell the job to look for files here
+        job.LoadDirectory = dir;
+        job.RegularTablesToLoad = new List<Core.Curation.Data.ITableInfo>{ tableInfo};
+            
+
+        // create a dicom file
+        var fileOrig = new FileInfo(Path.Combine(TestContext.CurrentContext.TestDirectory,"TestData/FileWithLotsOfTags.dcm"));
+        var fileCopy = fileOrig.CopyTo(Path.Combine(dir.ForLoading.FullName,"test.dcm"),true);
+
+        var sb = new StringBuilder();
+            
+        //create a text file that says to load that file lots of times
+        for(var i=0;i <numberOfIterations;i++)
+            sb.AppendLine(fileCopy.FullName);
+
+        File.WriteAllText(Path.Combine(dir.ForLoading.FullName,"loadme.txt"),sb.ToString());
+
+        attacher.ListPattern = "*.txt";
+        attacher.LoadPipeline = CreatePipeline();
+        attacher.Initialize(dir,tbl.Database);
+
+        var lm = new LogManager(new DiscoveredServer(UnitTestLoggingConnectionString));
+        lm.CreateNewLoggingTaskIfNotExists("test loading");
+        var dli = lm.CreateDataLoadInfo("test loading","mee","doing stuff",null,true);
+        job.DataLoadInfo = dli;
+
+        attacher.Attach(job,new GracefulCancellationToken());
+        attacher.Dispose(job,null);
+
+        Assert.AreEqual(numberOfIterations,tbl.GetRowCount());
+    }
+
+    private Pipeline CreatePipeline()
+    {
+        var pipe = new Pipeline(CatalogueRepository,"TestImagingPipeline");
+
+        var source = new PipelineComponent(CatalogueRepository,pipe,typeof(DicomFileCollectionSource),0);
+        pipe.SourcePipelineComponent_ID = source.ID;
+
+
+        return pipe;
+    }
+
+    readonly string[] Tags = new []{
+        "InstanceCreationDate",
+        "InstanceCreationTime",
+        "InstanceCreatorUID",
+        "SOPClassUID",
+        "SOPInstanceUID",
+        "SeriesDate",
+        "AcquisitionDate",
+        "ContentDate",
+        "StudyTime",
+        "SeriesTime",
+        "AcquisitionTime",
+        "ContentTime",
+        "AccessionNumber",
+        "Modality",
+        "ModalitiesInStudy",
+        "ConversionType",
+        "PresentationIntentType",
+        "Manufacturer",
+        "InstitutionName",
+        "InstitutionAddress",
+        "ReferringPhysicianName",
+        "StationName",
+        "StudyDescription",
+        "ProcedureCodeSequence",
+        "SeriesDescription",
+        "InstitutionalDepartmentName",
+        "PerformingPhysicianName",
+        "NameOfPhysiciansReadingStudy",
+        "OperatorsName",
+        "AdmittingDiagnosesDescription",
+        "ManufacturerModelName",
+        "ReferencedPerformedProcedureStepSequence",
+        "ReferencedImageSequence",
+        "ReferencedSOPInstanceUID",
+        "DerivationDescription",
+        "SourceImageSequence",
+        "StageName",
+        "StageNumber",
+        "NumberOfStages",
+        "ViewNumber",
+        "NumberOfViewsInStage",
+        "AnatomicRegionSequence",
+        "CodeValue",
+        "CodingSchemeDesignator",
+        "CodeMeaning",
+        "PixelPresentation",
+        "VolumetricProperties",
+        "VolumeBasedCalculationTechnique",
+        "PatientName",
+        "PatientID",
+        "PatientBirthDate",
+        "PatientBirthTime",
+        "PatientSex",
+        "PatientBirthName",
+        "PatientAge",
+        "PatientSize",
+        "PatientWeight",
+        "MedicalAlerts",
+        "EthnicGroup",
+        "AdditionalPatientHistory",
+        "PregnancyStatus",
+        "PatientComments",
+        "ClinicalTrialSponsorName",
+        "ClinicalTrialProtocolID",
+        "ClinicalTrialProtocolName",
+        "ClinicalTrialSubjectReadingID",
+        "ClinicalTrialTimePointID",
+        "ClinicalTrialTimePointDescription",
+        "PatientIdentityRemoved" };
+}
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