downloadResourceMetadata.getFilename() >> ARCHIVE_NAME

        ExternalResource downloadResource = Mock(ExternalResource)
        downloadResource.getMetaData() >> downloadResourceMetadata

        downloader.getResourceFor(_ as URI, _ as Collection<Authentication>) >> downloadResource

        cache.acquireWriteLock(_ as File, _ as String) >> archiveFileLock
        cache.getDownloadLocation() >> temporaryFolder

            try {
                File downloadFolder = cacheDirProvider.getDownloadLocation();
                ExternalResource resource = wrapInOperation("Examining toolchain URI " + uri, () -> downloader.getResourceFor(uri, authentications));
                File archiveFile = new File(downloadFolder, getFileName(uri, resource));
                final FileLock fileLock = cacheDirProvider.acquireWriteLock(archiveFile, "Downloading toolchain");