def delegateResult = Mock(Result)

    def setup() {
        def validationContext = new DefaultWorkValidationContext(WorkValidationContext.TypeOriginInspector.NO_OP)
        context.getValidationContext() >> validationContext
    }

    def "executes work when there are no violations"() {
        boolean validated = false
        when:

    @Shared
    DefaultServiceRegistry services = (DefaultServiceRegistry) ServiceRegistryBuilder.builder()
        .parent(NativeServicesTestFixture.getInstance())
        .provider(LoggingServiceRegistry.NO_OP)
        .provider(new GlobalScopeServices(false, AgentStatus.disabled()))
        .build()
    final MessagingServer server = services.get(MessagingServer.class)
    @Rule

	case ast.Node:
		pos := x.Pos()
		return posSpan{pos, pos, x.End()}
	case *operand:
		if x.expr != nil {
			pos := x.Pos()
			return posSpan{pos, pos, x.expr.End()}
		}
		return posSpan{nopos, nopos, nopos}
	default:
		pos := at.Pos()
		return posSpan{pos, pos, pos}
	}

}

// withinScope returns true if x.Pos() is in [scope.Pos(), scope.End()].
func withinScope(scope ast.Node, x *types.Var) bool {
	if scope != nil {
		return x.Pos() != token.NoPos && scope.Pos() <= x.Pos() && x.Pos() <= scope.End()
	}
	return false
}

// goAsyncCall returns the extent of a call from a go fun() statement.