Module: IpaTestKit::ReferenceResolutionTest

Constant Summary

Constants included from FHIRResourceNavigation

FHIRResourceNavigation::DAR_EXTENSION_URL

Instance Method Summary collapse

Methods included from FHIRResourceNavigation

#find_a_value_at, #get_next_value, #resolve_path

Instance Method Details

#is_reference_resolved?(reference, target_profile) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 44

def is_reference_resolved?(reference, target_profile)
  resolved_references.any? do |item|
    next unless item[:reference].is_a? FHIR::Reference

    item[:reference] == reference.reference &&
    (
      target_profile.blank? || item[:profiles].include?(target_profile)
    )
  end
end

#must_support_referencesObject



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 64

def must_support_references
  .must_supports[:elements].select { |element_definition| element_definition[:types]&.include?('Reference') }
end

#must_support_references_with_target_profileObject



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 68

def must_support_references_with_target_profile
  # mapping array of target_profiles to array of {path, target_profile} pair
  must_support_references.map do |element_definition|
    (element_definition[:target_profiles] || ['']).map do |target_profile|
      {
        path: element_definition[:path],
        target_profile: target_profile
      }
    end
  end.flatten
end

#no_resources_skip_messageObject



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 59

def no_resources_skip_message
  "No #{resource_type} resources appear to be available. " \
  'Please use patients with more information.'
end

#perform_reference_resolution_test(resources) ⇒ Object



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 10

def perform_reference_resolution_test(resources)
  skip_if resources.blank?, no_resources_skip_message

  pass if unresolved_references(resources).length.zero?

  skip "Could not resolve Must Support references #{unresolved_references_strings.join(', ')}"
end

#record_resolved_reference(reference, target_profile) ⇒ Object



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 26

def record_resolved_reference(reference, target_profile)
  saved_reference = resolved_references.find { |item| item[:reference] == reference.reference }

  if saved_reference.present?
    if target_profile.present? && !saved_reference[:profiles].include?(target_profile)
      saved_reference[:profiles] << target_profile
    end
  else
    saved_reference = {
      reference: reference.reference,
      profiles: []
    }

    saved_reference[:profiles] << target_profile if target_profile.present?
    resolved_references.add(saved_reference)
  end
end

#resolved_referencesObject



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 55

def resolved_references
  scratch[:resolved_references] ||= Set.new
end

#resource_is_valid_with_target_profile?(resource, target_profile) ⇒ Boolean

Returns:

  • (Boolean)


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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 162

def resource_is_valid_with_target_profile?(resource, target_profile)
  return true if target_profile.blank?

  # Only need to know if the resource is valid.
  # Calling resource_is_valid? causes validation errors to be logged.
  validator = find_validator(:default)
  validator_response = validator.validate(resource, target_profile)
  outcome = validator.operation_outcome_from_hl7_wrapped_response(validator_response)

  message_hashes = outcome.issue&.map { |issue| validator.message_hash_from_issue(issue, resource) } || []

  message_hashes.concat(validator.additional_validation_messages(resource, target_profile))

  validator.filter_messages(message_hashes)

  message_hashes.none? { |message_hash| message_hash[:type] == 'error' }
end

#unresolved_references(resources = []) ⇒ Object



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 80

def unresolved_references(resources = [])
  @unresolved_references ||=
    must_support_references_with_target_profile.select do |reference_path_profile_pair|
      path = reference_path_profile_pair[:path]
      target_profile = reference_path_profile_pair[:target_profile]

      found_one_reference = false

      resolve_one_reference = resources.any? do |resource|
        value_found = resolve_path(resource, path)
        next if value_found.empty?

        found_one_reference = true

        value_found.any? do |reference|
          validate_reference_resolution(resource, reference, target_profile)
        end
      end

      found_one_reference && !resolve_one_reference
    end

  if .must_supports[:choices].present?
    @unresolved_references.delete_if do |reference|
      choice_profiles = .must_supports[:choices].find { |choice| choice[:target_profiles]&.include?(reference[:target_profile]) }

      choice_profiles.present? &&
      choice_profiles[:target_profiles]&.any? { |profile| @unresolved_references.none? { |element| element[:target_profile] == profile } }
    end
  end

  @unresolved_references
end

#unresolved_references_stringsObject



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 18

def unresolved_references_strings
  unresolved_reference_hash =
    unresolved_references.each_with_object(Hash.new { |hash, key| hash[key] = [] }) do |missing, hash|
      hash[missing[:path]] << missing[:target_profile]
    end
  unresolved_reference_hash.map { |path, profiles| "#{path}#{"(#{profiles.join('|')})" unless profiles.first.empty?}" }
end

#validate_reference_resolution(resource, reference, target_profile) ⇒ Object



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# File 'lib/ipa_test_kit/reference_resolution_test.rb', line 114

def validate_reference_resolution(resource, reference, target_profile)
  return false unless reference.is_a? FHIR::Reference
  return true if is_reference_resolved?(reference, target_profile)

  if reference.contained?
    # if reference_id is blank it is referring to itself, so we know it exists
    return true if reference.reference_id.blank?

    return resource.contained.any? do |contained_resource|
        contained_resource&.id == reference.reference_id &&
          resource_is_valid_with_target_profile?(contained_resource, target_profile)
      end
  end

  reference_type = reference.resource_type
  reference_id = reference.reference_id

  resolved_resource =
    begin
      if reference.relative?
        begin
          reference.resource_class
        rescue NameError
          return false
        end

        fhir_read(reference_type, reference_id)&.resource
      else
        if reference.base_uri.chomp('/') == fhir_client.instance_variable_get(:@base_service_url).chomp('/')
          fhir_read(reference_type, reference_id)&.resource
        else
          get(reference.reference)&.resource
        end
      end
    rescue StandardError => e
      Inferno::Application['logger'].error("Unable to resolve reference #{reference.reference}")
      Inferno::Application['logger'].error(e.full_message)
      return false
    end

  return false unless resolved_resource&.resourceType == reference_type && resolved_resource&.id == reference_id

  return false unless resource_is_valid_with_target_profile?(resolved_resource, target_profile)

  record_resolved_reference(reference, target_profile)
  true
end