Reinstating deleted test

src/test/groovy/edu/ie3/datamodel/utils/validation/ValidationUtilsTest.groovy

@@ -12,21 +12,18 @@ import static edu.ie3.util.quantities.PowerSystemUnits.OHM_PER_KILOMETRE
 import static edu.ie3.util.quantities.PowerSystemUnits.PU
 
 import edu.ie3.datamodel.exceptions.DuplicateEntitiesException
-import edu.ie3.datamodel.exceptions.FailedValidationException
 import edu.ie3.datamodel.exceptions.InvalidEntityException
 import edu.ie3.datamodel.exceptions.ValidationException
 import edu.ie3.datamodel.models.OperationTime
 import edu.ie3.datamodel.models.UniqueEntity
 import edu.ie3.datamodel.models.input.AssetInput
 import edu.ie3.datamodel.models.input.NodeInput
-import edu.ie3.datamodel.models.input.OperatorInput
 import edu.ie3.datamodel.models.input.connector.type.LineTypeInput
 import edu.ie3.datamodel.models.voltagelevels.GermanVoltageLevelUtils
 import edu.ie3.datamodel.utils.Try
 import edu.ie3.test.common.GridTestData
 import edu.ie3.util.TimeUtil
 import edu.ie3.util.quantities.interfaces.SpecificConductance
-import org.locationtech.jts.geom.Coordinate
 import spock.lang.Specification
 import tech.units.indriya.quantity.Quantities
 
@@ -178,6 +175,19 @@ class ValidationUtilsTest extends Specification {
     ex.message == "Entity is invalid because of: \nThe following quantities have to be positive: 0.0 µS/km [LineTypeInput{uuid=3bed3eb3-9790-4874-89b5-a5434d408088, id=lineType_AtoB, b=0.0 µS/km, g=0.0 µS/km, r=0.437 Ω/km, x=0.356 Ω/km, iMax=300 A, vRated=20 kV}]"
   }
 
+  def "Checking an asset type input without an id leads to an exception"() {
+    given:
+    def invalidAssetType = new InvalidAssetTypeInput(UUID.randomUUID(), null)
+
+    when:
+    List<Try<Void, ? extends ValidationException>> exceptions = ValidationUtils.checkAssetType(invalidAssetType).stream().filter { it -> it.failure }.toList()
+
+    then:
+    exceptions.size() == 1
+    def e = exceptions.get(0).exception.get()
+    e.message.startsWith("Entity is invalid because of: \nNo ID assigned [AssetTypeInput")
+  }
+
   def "Checking if asset input ids are unique"() {
     given:
     Set<AssetInput> validAssetIds = [