val releasedVersionsFileObject = releasedVersionsFile.get().asFile

        updateReleasedVersionFile(releasedVersionsFileObject, currentReleasedVersionValue)
    }

    companion object {

        private
        fun updateReleasedVersionFile(releasedVersionsFile: File, currentReleasedVersion: ReleasedVersion) {
            val releasedVersions = releasedVersionsFile.reader().use {

}'''
        def newSnapshot = snapshot('6.6')
        def expectedFileContent = releasedVersionsFile.text.replace('20200702230251+0000', newSnapshot.buildTime)

        when:
        UpdateReleasedVersions.@Companion.updateReleasedVersionFile(releasedVersionsFile, newSnapshot) == ''

        then:
        releasedVersionsFile.text == expectedFileContent
    }