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from copy import copy
from os import stat
from libarchive import (file_reader, file_writer, memory_reader, memory_writer)
import pytest
from . import treestat
# NOTE: zip does not support high resolution time data, but pax and others do
def check_atime_ctime(archive, tree, timefmt=int):
tree2 = copy(tree)
for entry in archive:
epath = str(entry).rstrip('/')
assert epath in tree2
estat = tree2.pop(epath)
assert entry.atime == timefmt(estat.st_atime)
assert entry.ctime == timefmt(estat.st_ctime)
def stat_dict(path):
# return the raw stat output, the tuple output only returns ints
return stat(path)
def time_check(time_tuple, timefmt):
seconds, nanos = time_tuple
maths = float(seconds) + float(nanos) / 1000000000.0
return timefmt(maths)
@pytest.mark.parametrize('archfmt,timefmt', [('zip', int), ('pax', float)])
def test_memory_atime_ctime(archfmt, timefmt):
# Collect information on what should be in the archive
tree = treestat('libarchive', stat_dict)
# Create an archive of our libarchive/ directory
buf = bytes(bytearray(1000000))
with memory_writer(buf, archfmt) as archive1:
archive1.add_files('libarchive/')
# Check the data
with memory_reader(buf) as archive2:
check_atime_ctime(archive2, tree, timefmt=timefmt)
@pytest.mark.parametrize('archfmt,timefmt', [('zip', int), ('pax', float)])
def test_file_atime_ctime(archfmt, timefmt, tmpdir):
archive_path = "{0}/test.{1}".format(tmpdir.strpath, archfmt)
# Collect information on what should be in the archive
tree = treestat('libarchive', stat_dict)
# Create an archive of our libarchive/ directory
with file_writer(archive_path, archfmt) as archive:
archive.add_files('libarchive/')
# Read the archive and check that the data is correct
with file_reader(archive_path) as archive:
check_atime_ctime(archive, tree, timefmt=timefmt)
@pytest.mark.parametrize('archfmt,timefmt', [('zip', int), ('pax', float)])
def test_memory_time_setters(archfmt, timefmt):
has_birthtime = archfmt != 'zip'
# Create an archive of our libarchive/ directory
buf = bytes(bytearray(1000000))
with memory_writer(buf, archfmt) as archive1:
archive1.add_files('libarchive/')
atimestamp = (1482144741, 495628118)
mtimestamp = (1482155417, 659017086)
ctimestamp = (1482145211, 536858081)
btimestamp = (1482144740, 495628118)
buf2 = bytes(bytearray(1000000))
with memory_reader(buf) as archive1:
with memory_writer(buf2, archfmt) as archive2:
for entry in archive1:
entry.set_atime(*atimestamp)
entry.set_mtime(*mtimestamp)
entry.set_ctime(*ctimestamp)
if has_birthtime:
entry.set_birthtime(*btimestamp)
archive2.add_entries([entry])
with memory_reader(buf2) as archive2:
for entry in archive2:
assert entry.atime == time_check(atimestamp, timefmt)
assert entry.mtime == time_check(mtimestamp, timefmt)
assert entry.ctime == time_check(ctimestamp, timefmt)
if has_birthtime:
assert entry.birthtime == time_check(btimestamp, timefmt)
@pytest.mark.parametrize('archfmt,timefmt', [('zip', int), ('pax', float)])
def test_file_time_setters(archfmt, timefmt, tmpdir):
has_birthtime = archfmt != 'zip'
# Create an archive of our libarchive/ directory
archive_path = tmpdir.join('/test.{0}'.format(archfmt)).strpath
archive2_path = tmpdir.join('/test2.{0}'.format(archfmt)).strpath
with file_writer(archive_path, archfmt) as archive1:
archive1.add_files('libarchive/')
atimestamp = (1482144741, 495628118)
mtimestamp = (1482155417, 659017086)
ctimestamp = (1482145211, 536858081)
btimestamp = (1482144740, 495628118)
with file_reader(archive_path) as archive1:
with file_writer(archive2_path, archfmt) as archive2:
for entry in archive1:
entry.set_atime(*atimestamp)
entry.set_mtime(*mtimestamp)
entry.set_ctime(*ctimestamp)
if has_birthtime:
entry.set_birthtime(*btimestamp)
archive2.add_entries([entry])
with file_reader(archive2_path) as archive2:
for entry in archive2:
assert entry.atime == time_check(atimestamp, timefmt)
assert entry.mtime == time_check(mtimestamp, timefmt)
assert entry.ctime == time_check(ctimestamp, timefmt)
if has_birthtime:
assert entry.birthtime == time_check(btimestamp, timefmt)
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