private final Configuration clientConfiguration;

        public MutationValidationAction(Configuration clientConfiguration) {
            this.clientConfiguration = clientConfiguration;
        }

        @Override
        public void execute(ModuleDependency moduleDependency) {
            ((MutationValidator) clientConfiguration).validateMutation(MutationValidator.MutationType.DEPENDENCY_ATTRIBUTES);

    private final Describable displayName;
    private final ConfigurationInternal clientConfiguration;

    public DefaultDependencyConstraintSet(Describable displayName, ConfigurationInternal clientConfiguration, DomainObjectSet<DependencyConstraint> backingSet) {
        super(backingSet);
        this.displayName = displayName;
        this.clientConfiguration = clientConfiguration;
    }

    @Override
    public String toString() {

        }
        amazonS3Client.setS3ClientOptions(clientOptionsBuilder.build());
    }

    private ClientConfiguration createConnectionProperties() {
        ClientConfiguration clientConfiguration = new ClientConfiguration();
        Optional<HttpProxySettings.HttpProxy> proxyOptional = s3ConnectionProperties.getProxy();
        if (proxyOptional.isPresent()) {

        then:
        s3Client.amazonS3Client.clientConfiguration.proxyHost == 'localhost'
        s3Client.amazonS3Client.clientConfiguration.proxyPort == 8080
        s3Client.amazonS3Client.clientConfiguration.proxyPassword == 'password'
        s3Client.amazonS3Client.clientConfiguration.proxyUsername == 'username'
    }

    @Ignore