def parameters(self):
parameters = UseCaseParameters(self.theName, self.theAuthor,
self.theCode, self.theActors,
self.theDescription, self.theTags,
self.theEnvironmentProperties)
parameters.setId(self.theUseCaseId)
return parameters
def update_usecase(self, usecase, name):
usecase_params = UseCaseParameters(
ucName=usecase.name(),
ucAuth=usecase.author(),
ucCode=usecase.code(),
ucActors=usecase.actors(),
ucDesc=usecase.description(),
tags=usecase.tags(),
cProps=usecase.environmentProperties())
try:
ucId = self.db_proxy.getDimensionId(name, 'usecase')
if (self.db_proxy.exceptionRootObstacles(ucId) > 0):
raise CairisHTTPError(
status_code=http.client.BAD_REQUEST,
status="Exception has root obstacles",
message=
"Cannot update use case while use case exception obstacles are connected to other obstacles, goals, requirements, or domain properties."
)
usecase_params.setId(ucId)
self.db_proxy.updateUseCase(usecase_params)
except DatabaseProxyException as ex:
self.close()
raise ARMHTTPError(ex)
except ARMException as ex:
self.close()
raise ARMHTTPError(ex)
def add_usecase(self, usecase):
"""
:type usecase: UseCase
:rtype: int
:raise ARMHTTPError:
"""
usecase_params = UseCaseParameters(
ucName=usecase.name(),
ucAuth=usecase.author(),
ucCode=usecase.code(),
ucActors=usecase.actors(),
ucDesc=usecase.description(),
tags=usecase.tags(),
cProps=usecase.environmentProperties())
for envProp in usecase.environmentProperties():
for step in envProp.steps():
for exc in step.exceptions():
self.db_proxy.nameCheck(exc[0], 'obstacle')
try:
if not self.check_existing_usecase(usecase.name()):
new_id = self.db_proxy.addUseCase(usecase_params)
return new_id
else:
self.close()
raise OverwriteNotAllowedHTTPError(obj_name=usecase.name())
except DatabaseProxyException as ex:
self.close()
raise ARMHTTPError(ex)
except ARMException as ex:
self.close()
raise ARMHTTPError(ex)
def update_usecase(self, usecase, name):
usecase_params = UseCaseParameters(
ucName=usecase.name(),
ucAuth=usecase.author(),
ucCode=usecase.code(),
ucActors=usecase.actors(),
ucDesc=usecase.description(),
tags=usecase.tags(),
cProps=usecase.environmentProperties())
try:
ucId = self.db_proxy.getDimensionId(name, 'usecase')
usecase_params.setId(ucId)
self.db_proxy.updateUseCase(usecase_params)
except DatabaseProxyException as ex:
self.close()
raise ARMHTTPError(ex)
except ARMException as ex:
self.close()
raise ARMHTTPError(ex)
def update_usecase(self, usecase, name):
found_usecase = self.get_usecase_by_name(name, simplify=False)
usecase_params = UseCaseParameters(
ucName=usecase.name(),
ucAuth=usecase.author(),
ucCode=usecase.code(),
ucActors=usecase.actors(),
ucDesc=usecase.description(),
tags=usecase.tags(),
cProps=usecase.environmentProperties())
usecase_params.setId(found_usecase.id())
try:
self.db_proxy.updateUseCase(usecase_params)
except DatabaseProxyException as ex:
self.close()
raise ARMHTTPError(ex)
except ARMException as ex:
self.close()
raise ARMHTTPError(ex)
def update_usecase(self, usecase, name):
usecase_params = UseCaseParameters(
ucName=usecase.name(),
ucAuth=usecase.author(),
ucCode=usecase.code(),
ucActors=usecase.actors(),
ucDesc=usecase.description(),
tags=usecase.tags(),
cProps=usecase.environmentProperties()
)
try:
ucId = self.db_proxy.getDimensionId(name,'usecase')
usecase_params.setId(ucId)
self.db_proxy.updateUseCase(usecase_params)
except DatabaseProxyException as ex:
self.close()
raise ARMHTTPError(ex)
except ARMException as ex:
self.close()
raise ARMHTTPError(ex)
def update_usecase(self, usecase, name):
found_usecase = self.get_usecase_by_name(name, simplify=False)
usecase_params = UseCaseParameters(
ucName=usecase.name(),
ucAuth=usecase.author(),
ucCode=usecase.code(),
ucActors=usecase.actors(),
ucDesc=usecase.description(),
tags=usecase.tags(),
cProps=usecase.environmentProperties()
)
usecase_params.setId(found_usecase.id())
try:
self.db_proxy.updateUseCase(usecase_params)
except DatabaseProxyException as ex:
self.close()
raise ARMHTTPError(ex)
except ARMException as ex:
self.close()
raise ARMHTTPError(ex)
def setUpClass(cls):
call([os.environ['CAIRIS_CFG_DIR'] + "/initdb.sh"])
cairis.core.BorgFactory.initialise()
f = open(os.environ['CAIRIS_SRC'] + '/test/dataflow.json')
d = json.load(f)
f.close()
iEnvironments = d['environments']
iep1 = EnvironmentParameters(iEnvironments[0]["theName"],
iEnvironments[0]["theShortCode"],
iEnvironments[0]["theDescription"])
b = Borg()
b.dbProxy.addEnvironment(iep1)
iRoles = d['roles']
irp = RoleParameters(iRoles[0]["theName"], iRoles[0]["theType"],
iRoles[0]["theShortCode"],
iRoles[0]["theDescription"], [])
b.dbProxy.addRole(irp)
iUseCases = d['use_cases']
ucName = iUseCases[0]["theName"]
ucAuthor = iUseCases[0]["theAuthor"]
ucCode = iUseCases[0]["theCode"]
ucDesc = iUseCases[0]["theDescription"]
ucActor = iUseCases[0]["theActor"]
ucEnv = iUseCases[0]["theEnvironments"][0]
ucEnvName = ucEnv["theName"]
ucPre = ucEnv["thePreconditions"]
ucPost = ucEnv["thePostconditions"]
ss = Steps()
for ucStep in ucEnv["theFlow"]:
ss.append(Step(ucStep["theDescription"]))
ucep = UseCaseEnvironmentProperties(ucEnvName, ucPre, ss, ucPost)
iuc = UseCaseParameters(ucName, ucAuthor, ucCode, [ucActor], ucDesc,
[], [ucep])
b = Borg()
b.dbProxy.addUseCase(iuc)
for iAsset in d['assets']:
iaeps = [
AssetEnvironmentProperties(
iAsset["theEnvironmentProperties"][0][0],
iAsset["theEnvironmentProperties"][0][1],
iAsset["theEnvironmentProperties"][0][2])
]
iap = AssetParameters(iAsset["theName"], iAsset["theShortCode"],
iAsset["theDescription"],
iAsset["theSignificance"], iAsset["theType"],
"0", "N/A", [], [], iaeps)
b.dbProxy.addAsset(iap)
def endElement(self, name):
if name == 'domainproperty':
p = DomainPropertyParameters(unescape(self.theName),
unescape(self.theDefinition),
self.theType,
unescape(self.theOriginator),
self.theTags)
self.theDomainProperties.append(p)
self.resetDomainPropertyAttributes()
elif name == 'goal_environment':
p = GoalEnvironmentProperties(self.theEnvironmentName, '',
unescape(self.theDefinition),
self.theCategory, self.thePriority,
unescape(self.theFitCriterion),
unescape(self.theIssue), [], [],
self.theConcerns,
self.theConcernAssociations)
self.theEnvironmentProperties.append(p)
self.resetGoalEnvironmentAttributes()
elif name == 'obstacle_environment':
p = ObstacleEnvironmentProperties(self.theEnvironmentName, '',
unescape(self.theDefinition),
self.theCategory, [], [],
self.theConcerns)
p.theProbability = self.theProbability
p.theProbabilityRationale = unescape(self.theRationale)
self.theEnvironmentProperties.append(p)
self.resetObstacleEnvironmentAttributes()
elif name == 'goal':
p = GoalParameters(unescape(self.theName),
unescape(self.theOriginator), self.theTags,
self.theEnvironmentProperties)
self.theGoals.append(p)
self.resetGoalAttributes()
elif name == 'obstacle':
p = ObstacleParameters(unescape(self.theName),
unescape(self.theOriginator), self.theTags,
self.theEnvironmentProperties)
self.theObstacles.append(p)
self.resetObstacleAttributes()
elif name == 'requirement':
reqId = self.dbProxy.newId()
r = cairis.core.RequirementFactory.build(
reqId, self.theLabel, unescape(self.theName),
unescape(self.theDescription), self.thePriority,
unescape(self.theRationale), unescape(self.theFitCriterion),
unescape(self.theOriginator), self.theType, self.theReference)
self.theRequirements.append(
(r, self.theReference, self.theReferenceType))
self.resetRequirementAttributes()
elif name == 'exception':
self.theCurrentStep.addException(
(self.theExcName, self.theExcType.lower(), self.theExcValue,
self.theExcCat, unescape(self.theDefinition)))
elif name == 'step':
self.theCurrentStep.setTags(self.theTags)
self.theSteps.append(self.theCurrentStep)
self.theCurrentStep = None
elif name == 'usecase_environment':
vProperty, vRationale = self.theCognitiveAttribute['vigilance']
saProperty, saRationale = self.theCognitiveAttribute[
'situation awareness']
sProperty, sRationale = self.theCognitiveAttribute['stress']
wProperty, wRationale = self.theCognitiveAttribute['workload']
raProperty, raRationale = self.theCognitiveAttribute[
'risk awareness']
p = UseCaseEnvironmentProperties(
self.theEnvironmentName, unescape(self.thePreconditions),
self.theSteps, unescape(self.thePostconditions),
[vProperty, saProperty, sProperty, wProperty, raProperty],
[vRationale, saRationale, sRationale, wRationale, raRationale])
self.theEnvironmentProperties.append(p)
self.resetUseCaseEnvironmentAttributes()
elif name == 'usecase':
p = UseCaseParameters(self.theName, self.theAuthor,
unescape(self.theCode), self.theActors,
unescape(self.theDescription), self.theTags,
self.theEnvironmentProperties)
self.theUseCases.append(p)
self.resetUseCaseAttributes()
elif name == 'countermeasure':
p = CountermeasureParameters(self.theName,
unescape(self.theDescription),
self.theType, self.theTags,
self.theEnvironmentProperties)
self.theCountermeasures.append(p)
self.resetCountermeasureAttributes()
elif name == 'mitigating_property':
self.theSpDict[self.thePropertyName] = (self.thePropertyValue,
unescape(
self.theDescription))
self.resetMitigatingPropertyAttributes()
elif name == 'countermeasure_environment':
cProperty, cRationale = self.theSpDict['confidentiality']
iProperty, iRationale = self.theSpDict['integrity']
avProperty, avRationale = self.theSpDict['availability']
acProperty, acRationale = self.theSpDict['accountability']
anProperty, anRationale = self.theSpDict['anonymity']
panProperty, panRationale = self.theSpDict['pseudonymity']
unlProperty, unlRationale = self.theSpDict['unlinkability']
unoProperty, unoRationale = self.theSpDict['unobservability']
p = CountermeasureEnvironmentProperties(
self.theEnvironmentName, self.theCmRequirements,
self.theTargets, [
cProperty, iProperty, avProperty, acProperty, anProperty,
panProperty, unlProperty, unoProperty
], [
cRationale, iRationale, avRationale, acRationale,
anRationale, panRationale, unlRationale, unoRationale
], self.theCost, self.theCmRoles, self.theTaskPersonas)
self.theEnvironmentProperties.append(p)
self.resetCountermeasureEnvironmentAttributes()
elif (name == 'target'):
self.theTargets.append(
Target(self.theTargetName, self.theTargetEffectiveness,
unescape(self.theRationale)))
self.theTargetResponses = []
elif (name == 'description'):
self.inDescription = 0
elif (name == 'definition'):
self.inDefinition = 0
elif name == 'fit_criterion':
self.inFitCriterion = 0
elif name == 'issue':
self.inIssue = 0
elif name == 'rationale':
self.inRationale = 0
elif name == 'originator':
self.inOriginator = 0
elif name == 'preconditions':
self.inPreconditions = 0
elif name == 'postconditions':
self.inPostconditions = 0
def testUseCase(self):
ucName = self.iUseCases[0]["theName"]
ucAuthor = self.iUseCases[0]["theAuthor"]
ucCode = self.iUseCases[0]["theCode"]
ucDesc = self.iUseCases[0]["theDescription"]
ucActor = self.iUseCases[0]["theActor"]
ucEnv = self.iUseCases[0]["theEnvironments"][0]
ucEnvName = ucEnv["theName"]
ucPre = ucEnv["thePreconditions"]
ucPost = ucEnv["thePostconditions"]
ss = Steps()
for ucStep in ucEnv["theFlow"]:
ss.append(Step(ucStep["theDescription"]))
ucep = UseCaseEnvironmentProperties(ucEnvName,ucPre,ss,ucPost)
iuc = UseCaseParameters(ucName,ucAuthor,ucCode,[ucActor],ucDesc,[],[ucep])
b = Borg()
b.dbProxy.addUseCase(iuc)
theUseCases = b.dbProxy.getUseCases()
ouc = theUseCases[self.iUseCases[0]["theName"]]
self.assertEqual(iuc.name(),ouc.name())
self.assertEqual(iuc.tags(),ouc.tags())
self.assertEqual(iuc.author(),ouc.author())
self.assertEqual(iuc.code(),ouc.code())
self.assertEqual(iuc.actors(),ouc.actors())
self.assertEqual(iuc.description(),ouc.description())
self.assertEqual(iuc.author(),ouc.author())
self.assertEqual(iuc.environmentProperties()[0].preconditions(),ouc.environmentProperties()[0].preconditions())
self.assertEqual(iuc.environmentProperties()[0].postconditions(),ouc.environmentProperties()[0].postconditions())
iuc.theName = 'Updated name'
iuc.setId(ouc.id())
b.dbProxy.updateUseCase(iuc)
theUseCases = b.dbProxy.getUseCases()
ouc = theUseCases['Updated name']
self.assertEqual(iuc.name(),ouc.name())
self.assertEqual(iuc.tags(),ouc.tags())
self.assertEqual(iuc.author(),ouc.author())
self.assertEqual(iuc.code(),ouc.code())
self.assertEqual(iuc.actors(),ouc.actors())
self.assertEqual(iuc.description(),ouc.description())
self.assertEqual(iuc.author(),ouc.author())
self.assertEqual(iuc.environmentProperties()[0].preconditions(),ouc.environmentProperties()[0].preconditions())
self.assertEqual(iuc.environmentProperties()[0].postconditions(),ouc.environmentProperties()[0].postconditions())
b.dbProxy.deleteUseCase(ouc.id())
def endElement(self, name):
if name == 'persona':
p = PersonaParameters(self.theName, self.theActivities,
self.theAttitudes, self.theAptitudes,
self.theMotivations, self.theSkills,
self.theIntrinsic, self.theContextual,
self.theImage, self.isAssumptionPersona,
self.theType, self.theTags,
self.theEnvironmentProperties, {})
self.thePersonas.append(p)
self.resetPersonaAttributes()
elif name == 'persona_environment':
p = PersonaEnvironmentProperties(self.theEnvironmentName,
self.isDirect, self.theNarrative,
self.theRoles, {'narrative': {}})
self.theEnvironmentProperties.append(p)
self.resetPersonaEnvironmentAttributes()
elif name == 'external_document':
p = ExternalDocumentParameters(self.theName, self.theVersion,
self.theDate, self.theAuthors,
self.theDescription)
self.theExternalDocuments.append(p)
self.resetExternalDocumentAttributes()
elif name == 'document_reference':
p = DocumentReferenceParameters(self.theName, self.theDocument,
self.theContributor,
self.theExcerpt)
self.theDocumentReferences.append(p)
self.resetDocumentReferenceAttributes()
elif name == 'concept_reference':
p = ConceptReferenceParameters(self.theName, self.theConcept,
self.theObject, self.theDescription)
self.theConceptReferences.append(p)
self.resetConceptReferenceAttributes()
elif name == 'persona_characteristic':
p = PersonaCharacteristicParameters(
self.thePersona, self.theModalQualifier, self.theBvName,
self.theDefinition, self.theGrounds, self.theWarrants, [],
self.theRebuttals)
self.thePersonaCharacteristics.append(p)
self.resetPersonaCharacteristicAttributes()
elif name == 'task_characteristic':
p = TaskCharacteristicParameters(self.theTask,
self.theModalQualifier,
self.theDefinition,
self.theGrounds, self.theWarrants,
[], self.theRebuttals)
self.theTaskCharacteristics.append(p)
self.resetTaskCharacteristicAttributes()
elif name == 'task':
p = TaskParameters(self.theName, self.theCode, self.theObjective,
self.isAssumptionTask, self.theAuthor,
self.theTags, self.theEnvironmentProperties)
self.theTasks.append(p)
self.resetTaskAttributes()
elif name == 'task_environment':
p = TaskEnvironmentProperties(
self.theEnvironmentName, self.theDependencies,
self.theTaskPersonas, self.theConcerns,
self.theConcernAssociations, self.theNarrative,
self.theConsequences, self.theBenefits, {
'narrative': {},
'consequences': {},
'benefits': {}
})
self.theEnvironmentProperties.append(p)
self.resetTaskEnvironmentAttributes()
elif name == 'exception':
self.theCurrentStep.addException(
(self.theExcName, self.theExcType, self.theExcValue,
self.theExcCat, self.theDefinition))
elif name == 'step':
self.theCurrentStep.setTags(self.theTags)
self.theSteps.append(self.theCurrentStep)
self.theCurrentStep = None
elif name == 'usecase_environment':
p = UseCaseEnvironmentProperties(self.theEnvironmentName,
self.thePreconditions,
self.theSteps,
self.thePostconditions)
self.theEnvironmentProperties.append(p)
self.resetUseCaseEnvironmentAttributes()
elif name == 'usecase':
p = UseCaseParameters(self.theName, self.theAuthor, self.theCode,
self.theActors, self.theDescription,
self.theTags, self.theEnvironmentProperties)
self.theUseCases.append(p)
self.resetUseCaseAttributes()
elif name == 'activities':
self.inActivities = 0
elif name == 'attitudes':
self.inAttitudes = 0
elif name == 'aptitudes':
self.inAptitudes = 0
elif name == 'motivations':
self.inMotivations = 0
elif name == 'skills':
self.inSkills = 0
elif name == 'intrinsic':
self.inIntrinsic = 0
elif name == 'contextual':
self.inContextual = 0
elif name == 'narrative':
self.inNarrative = 0
elif name == 'excerpt':
self.inExcerpt = 0
elif name == 'description':
self.inDescription = 0
elif name == 'definition':
self.inDefinition = 0
elif name == 'dependencies':
self.inDependencies = 0
elif name == 'objective':
self.inObjective = 0
elif name == 'preconditions':
self.inPreconditions = 0
elif name == 'postconditions':
self.inPostconditions = 0
elif name == 'benefits':
self.inBenefits = 0
elif name == 'consequences':
self.inConsequences = 0
def parameters(self): parameters = UseCaseParameters(self.theName,self.theAuthor,self.theCode,self.theActors,self.theDescription,self.theTags,self.theEnvironmentProperties) parameters.setId(self.theUseCaseId) return parameters
def testUseCase(self):
ucName = self.iUseCases[0]["theName"]
ucAuthor = self.iUseCases[0]["theAuthor"]
ucCode = self.iUseCases[0]["theCode"]
ucDesc = self.iUseCases[0]["theDescription"]
ucActor = self.iUseCases[0]["theActor"]
ucEnv = self.iUseCases[0]["theEnvironments"][0]
ucEnvName = ucEnv["theName"]
ucPre = ucEnv["thePreconditions"]
ucPost = ucEnv["thePostconditions"]
ucAttribute = ucEnv["theAttributes"]
ucRationale = ucEnv["theRationale"]
ucDef = ucEnv["theDefinition"]
ucAverage = ucEnv["theAverage"]
ss = Steps()
for ucStep in ucEnv["theFlow"]:
ss.append(Step(ucStep["theDescription"]))
ucep = UseCaseEnvironmentProperties(ucEnvName, ucPre, ss, ucPost,
ucAttribute, ucRationale, ucDef,
ucAverage)
iuc = UseCaseParameters(ucName, ucAuthor, ucCode, [ucActor], ucDesc,
[], [ucep])
b = Borg()
b.dbProxy.addUseCase(iuc)
theUseCases = b.dbProxy.getUseCases()
ouc = theUseCases[self.iUseCases[0]["theName"]]
self.assertEqual(iuc.name(), ouc.name())
self.assertEqual(iuc.tags(), ouc.tags())
self.assertEqual(iuc.author(), ouc.author())
self.assertEqual(iuc.code(), ouc.code())
self.assertEqual(iuc.actors(), ouc.actors())
self.assertEqual(iuc.description(), ouc.description())
self.assertEqual(iuc.author(), ouc.author())
self.assertEqual(iuc.environmentProperties()[0].preconditions(),
ouc.environmentProperties()[0].preconditions())
self.assertEqual(iuc.environmentProperties()[0].postconditions(),
ouc.environmentProperties()[0].postconditions())
self.assertEqual(iuc.environmentProperties()[0].attributes()[0],
ouc.environmentProperties()[0].attributes()[0])
self.assertEqual(iuc.environmentProperties()[0].attributes()[1],
ouc.environmentProperties()[0].attributes()[1])
self.assertEqual(iuc.environmentProperties()[0].attributes()[2],
ouc.environmentProperties()[0].attributes()[2])
self.assertEqual(iuc.environmentProperties()[0].attributes()[3],
ouc.environmentProperties()[0].attributes()[3])
self.assertEqual(iuc.environmentProperties()[0].attributes()[4],
ouc.environmentProperties()[0].attributes()[4])
self.assertEqual(iuc.environmentProperties()[0].rationale()[0],
ouc.environmentProperties()[0].rationale()[0])
self.assertEqual(iuc.environmentProperties()[0].rationale()[1],
ouc.environmentProperties()[0].rationale()[1])
self.assertEqual(iuc.environmentProperties()[0].rationale()[2],
ouc.environmentProperties()[0].rationale()[2])
self.assertEqual(iuc.environmentProperties()[0].rationale()[3],
ouc.environmentProperties()[0].rationale()[3])
self.assertEqual(iuc.environmentProperties()[0].rationale()[4],
ouc.environmentProperties()[0].rationale()[4])
self.assertEqual(iuc.environmentProperties()[0].definition(),
ouc.environmentProperties()[0].definition())
self.assertEqual(iuc.environmentProperties()[0].average(),
ouc.environmentProperties()[0].average())
iuc.theName = 'Updated name'
iuc.setId(ouc.id())
b.dbProxy.updateUseCase(iuc)
theUseCases = b.dbProxy.getUseCases()
ouc = theUseCases['Updated name']
self.assertEqual(iuc.name(), ouc.name())
self.assertEqual(iuc.tags(), ouc.tags())
self.assertEqual(iuc.author(), ouc.author())
self.assertEqual(iuc.code(), ouc.code())
self.assertEqual(iuc.actors(), ouc.actors())
self.assertEqual(iuc.description(), ouc.description())
self.assertEqual(iuc.author(), ouc.author())
self.assertEqual(iuc.environmentProperties()[0].preconditions(),
ouc.environmentProperties()[0].preconditions())
self.assertEqual(iuc.environmentProperties()[0].postconditions(),
ouc.environmentProperties()[0].postconditions())
self.assertEqual(iuc.environmentProperties()[0].attributes()[0],
ouc.environmentProperties()[0].attributes()[0])
self.assertEqual(iuc.environmentProperties()[0].attributes()[1],
ouc.environmentProperties()[0].attributes()[1])
self.assertEqual(iuc.environmentProperties()[0].attributes()[2],
ouc.environmentProperties()[0].attributes()[2])
self.assertEqual(iuc.environmentProperties()[0].attributes()[3],
ouc.environmentProperties()[0].attributes()[3])
self.assertEqual(iuc.environmentProperties()[0].attributes()[4],
ouc.environmentProperties()[0].attributes()[4])
self.assertEqual(iuc.environmentProperties()[0].rationale()[0],
ouc.environmentProperties()[0].rationale()[0])
self.assertEqual(iuc.environmentProperties()[0].rationale()[1],
ouc.environmentProperties()[0].rationale()[1])
self.assertEqual(iuc.environmentProperties()[0].rationale()[2],
ouc.environmentProperties()[0].rationale()[2])
self.assertEqual(iuc.environmentProperties()[0].rationale()[3],
ouc.environmentProperties()[0].rationale()[3])
self.assertEqual(iuc.environmentProperties()[0].rationale()[4],
ouc.environmentProperties()[0].rationale()[4])
self.assertEqual(iuc.environmentProperties()[0].definition(),
ouc.environmentProperties()[0].definition())
self.assertEqual(iuc.environmentProperties()[0].average(),
ouc.environmentProperties()[0].average())
b.dbProxy.deleteUseCase(ouc.id())