def test_garbage_collection(self):
log_file = self.get_resource('crashplan_backup_files.log')
new_file = u'foo.txt'
newer_file = u'/my/crashplan/backups/vms/finn/finn-2018-08-15_00-09-00/finn-5-s004.vmdk'
older_file = u'/my/crashplan/backups/vms/gabarolas/gabarolas-2018-08-02_16-07-17/gabarolas-s067.vmdk'
with CrashPlanFS(log_file=log_file.strpath) as fs:
assert not fs.exists(new_file)
assert fs.exists(newer_file)
assert fs.exists(older_file)
older_file_remote_mtime = fs.getdetails(older_file).modified
# Create a mock transfer area
from fs.memoryfs import MemoryFS
transfer_area = MemoryFS()
# Populate the transfer area
transfer_area.appendtext(new_file, u'This file is new')
transfer_area.makedirs(os.path.split(newer_file)[0])
transfer_area.appendtext(newer_file,
u'This file has been modified locally')
transfer_area.makedirs(os.path.split(older_file)[0])
transfer_area.appendtext(older_file, u'This file is up-to-date')
transfer_area.settimes(older_file, modified=older_file_remote_mtime)
assert transfer_area.getdetails(
older_file).modified <= older_file_remote_mtime
# Pass the transfer area to crashplanfs
fs = CrashPlanFS(log_file=log_file.strpath,
transfer_area=transfer_area)
# The new file should not be listed, as it only exists in the transfer area
assert not fs.exists(new_file)
# The newer file should be listed, with the remote modification time
assert fs.exists(newer_file)
assert transfer_area.getdetails(new_file).modified > fs.getdetails(
newer_file).modified
# The older file should be deleted from the transfer area
assert not transfer_area.exists(older_file)
