File file = temporaryFolder.createFile(FILE_NAME)
        file << fileContents

        Storage.Builder builder = new Storage.Builder(new NetHttpTransport(), new GsonFactory(), null)
        builder.setRootUrl(server.uri.toString())
        builder.setServicePath("/")

        GcsClient gcsClient = new GcsClient(builder.build())
        def uri = new URI("gcs://${bucketName}/maven/release/$FILE_NAME")

        when:

            builder.setHttpRequestInitializer(new RetryHttpInitializerWrapper(credentialSupplier));
        }
        if (gcsConnectionProperties.getEndpoint().isPresent()) {
            builder.setRootUrl(gcsConnectionProperties.getEndpoint().get().toString());
        }
        if (gcsConnectionProperties.getServicePath().isPresent()) {
            builder.setServicePath(gcsConnectionProperties.getServicePath().get());