public override bool IsValid(CreateMappingRequest request)
{
var mapping = request.Mapping;
var range = new EnergyTrading.DateRange(mapping.StartDate, mapping.EndDate);
var entity = this.repository.FindOne <TEntity>(request.EntityId) as MDM.PartyRole;
if (entity == null)
{
this.Message = string.Format(EntityNotFoundMessageTemplate, typeof(TEntity).Name, request.EntityId);
return(false);
}
var count = this.repository.FindPartyRoleOverlappingMappingCount <TMapping>(
mapping.SystemName,
mapping.Identifier,
range,
entity.PartyRoleType);
if (count > 0)
{
this.Message = string.Format(
MessageTemplate,
mapping.Identifier,
mapping.SystemName,
range.Start,
range.Finish);
return(false);
}
return(true);
}
/// <summary>
/// Does the target validity overlap the range.
/// <para>
/// There are six cases
/// <list type="">
/// <li>Range is entirely before the validity period</li>
/// <li>Range starts before validity start and ends before validity.finish</li>
/// <li>Range starts after validity start and ends before validity.finish</li>
/// <li>Range starts after validity start and ends after validity.finish</li>
/// <li>Range starts after validity finish</li>
/// <li>Range starts before validity start and ends after validity.finish</li>
/// </list>
/// So what we need to check is whether the range falls into case 1 or 5
/// As DateRange good temporal semantics i.e. Start < Finish we can use a simple inequality
/// check; is the range finish before the validity start or the range.start after the validity.finish
/// and then negate this.
/// </para>
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="queryable"></param>
/// <param name="range"></param>
/// <returns></returns>
public static IQueryable <T> Overlaps <T>(this IQueryable <T> queryable, EnergyTrading.DateRange range)
where T : IRanged
{
return(queryable
.Where(x => !(x.Validity.Start >= range.Finish ||
x.Validity.Finish <= range.Start)));
}
public void OverlapsRangeFails()
{
// Assert
var start = new DateTime(1999, 1, 1);
var finish = new DateTime(2020, 12, 31);
var validity = new DateRange(start, finish);
var system = new Mdm.SourceSystem {
Name = "Test"
};
var sourcesystemMapping = new SourceSystemMapping {
System = system, MappingValue = "1", Validity = validity
};
var list = new List <SourceSystemMapping> {
sourcesystemMapping
};
var repository = new Mock <IRepository>();
repository.Setup(x => x.Queryable <SourceSystemMapping>()).Returns(list.AsQueryable());
var systemList = new List <Mdm.SourceSystem>();
var systemRepository = new Mock <IRepository>();
systemRepository.Setup(x => x.Queryable <Mdm.SourceSystem>()).Returns(systemList.AsQueryable());
var overlapsRangeIdentifier = new EnergyTrading.Mdm.Contracts.MdmId
{
SystemName = "Test",
Identifier = "1",
StartDate = start.AddHours(10),
EndDate = start.AddHours(15)
};
var identifierValidator = new NexusIdValidator <SourceSystemMapping>(repository.Object);
var validatorEngine = new Mock <IValidatorEngine>();
validatorEngine.Setup(x => x.IsValid(It.IsAny <EnergyTrading.Mdm.Contracts.MdmId>(), It.IsAny <IList <IRule> >()))
.Returns((EnergyTrading.Mdm.Contracts.MdmId x, IList <IRule> y) => identifierValidator.IsValid(x, y));
var validator = new SourceSystemValidator(validatorEngine.Object, repository.Object);
var sourcesystem = new SourceSystem {
Identifiers = new EnergyTrading.Mdm.Contracts.MdmIdList {
overlapsRangeIdentifier
}
};
// Act
var violations = new List <IRule>();
var result = validator.IsValid(sourcesystem, violations);
// Assert
Assert.IsFalse(result, "Validator succeeded");
}
public override bool IsValid(MdmId entity)
{
var range = new EnergyTrading.DateRange(entity.StartDate, entity.EndDate);
var count = this.repository.FindOverlappingMappingCount <T>(entity.SystemName, entity.Identifier, range);
if (count > 0)
{
Message = string.Format(MessageTemplate, entity.Identifier, entity.SystemName, range.Start, range.Finish);
return(false);
}
return(true);
}
public override bool IsValid(AmendMappingRequest amendMappingRequest)
{
var mapping = amendMappingRequest.Mapping;
var range = new EnergyTrading.DateRange(mapping.StartDate, mapping.EndDate);
var count = this.repository.FindOverlappingMappingCount <T>(mapping.SystemName, mapping.Identifier, range, amendMappingRequest.MappingId);
if (count > 0)
{
this.Message = string.Format(MessageTemplate, mapping.Identifier, mapping.SystemName, range.Start, range.Finish);
return(false);
}
return(true);
}
public void OverlapsRangeFails()
{
// Assert
var start = new DateTime(1999, 1, 1);
var finish = new DateTime(2020, 12, 31);
var validity = new DateRange(start, finish);
var system = new Mdm.SourceSystem { Name = "Test" };
var sourcesystemMapping = new SourceSystemMapping { System = system, MappingValue = "1", Validity = validity };
var list = new List<SourceSystemMapping> { sourcesystemMapping };
var repository = new Mock<IRepository>();
repository.Setup(x => x.Queryable<SourceSystemMapping>()).Returns(list.AsQueryable());
var systemList = new List<Mdm.SourceSystem>();
var systemRepository = new Mock<IRepository>();
systemRepository.Setup(x => x.Queryable<Mdm.SourceSystem>()).Returns(systemList.AsQueryable());
var overlapsRangeIdentifier = new EnergyTrading.Mdm.Contracts.MdmId
{
SystemName = "Test",
Identifier = "1",
StartDate = start.AddHours(10),
EndDate = start.AddHours(15)
};
var identifierValidator = new NexusIdValidator<SourceSystemMapping>(repository.Object);
var validatorEngine = new Mock<IValidatorEngine>();
validatorEngine.Setup(x => x.IsValid(It.IsAny<EnergyTrading.Mdm.Contracts.MdmId>(), It.IsAny<IList<IRule>>()))
.Returns((EnergyTrading.Mdm.Contracts.MdmId x, IList<IRule> y) => identifierValidator.IsValid(x, y));
var validator = new SourceSystemValidator(validatorEngine.Object, repository.Object);
var sourcesystem = new SourceSystem { Identifiers = new EnergyTrading.Mdm.Contracts.MdmIdList { overlapsRangeIdentifier } };
// Act
var violations = new List<IRule>();
var result = validator.IsValid(sourcesystem, violations);
// Assert
Assert.IsFalse(result, "Validator succeeded");
}
public static IQueryable <TMapping> FindOverlappingMappings <TMapping>(this IRepository repository, string sourceSystem, string mapping, EnergyTrading.DateRange range, int mappingId)
where TMapping : class, IEntityMapping
{
var query = repository.Queryable <TMapping>()
.Where(x => x.System.Name == sourceSystem &&
x.MappingValue == mapping
// Explicit Overlaps as LINQ to Entity can't cope with interfaces
&& !(x.Validity.Start >= range.Finish ||
x.Validity.Finish <= range.Start));
if (mappingId != 0)
{
query = query.Where(x => (int)x.Id != mappingId);
}
return(query);
}
public static int FindOverlappingMappingCount <TMapping>(this IRepository repository, string sourceSystem, string mapping, EnergyTrading.DateRange range, int mappingId)
where TMapping : class, IEntityMapping
{
return(repository.FindOverlappingMappings <TMapping>(sourceSystem, mapping, range, mappingId).Count());
}
public static EnergyTrading.Mdm.Contracts.DateRange ToContract(this DateRange value)
{
return(value == null ? new EnergyTrading.Mdm.Contracts.DateRange() : new EnergyTrading.Mdm.Contracts.DateRange {
StartDate = value.Start, EndDate = value.Finish
});
}