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import unittest, errno
from commontest import *
from rdiff_backup import rpath, longname, Globals, regress
max_len = 255
class LongNameTest(unittest.TestCase):
"""Test the longname module"""
root_rp = rpath.RPath(Globals.local_connection, "testfiles")
out_rp = root_rp.append_path('output')
def test_length_limit(self):
"""Confirm that length limit is max_len
Some of these tests depend on the length being at most
max_len, so check to make sure it's accurate.
"""
Myrm(self.out_rp.path)
self.out_rp.mkdir()
really_long = self.out_rp.append('a'*max_len)
really_long.touch()
try: too_long = self.out_rp.append("a"*(max_len+1))
except EnvironmentError, e:
assert errno.errorcode[e[0]] == 'ENAMETOOLONG', e
else: assert 0, "File made successfully with length " + str(max_len+1)
def make_input_dirs(self):
"""Create two input directories with long filename(s) in them"""
dir1 = self.root_rp.append('longname1')
dir2 = self.root_rp.append('longname2')
Myrm(dir1.path)
Myrm(dir2.path)
dir1.mkdir()
rp11 = dir1.append('A'*max_len)
rp11.write_string('foobar')
rp12 = dir1.append('B'*max_len)
rp12.mkdir()
rp121 = rp12.append('C'*max_len)
rp121.touch()
dir2.mkdir()
rp21 = dir2.append('A'*max_len)
rp21.write_string('Hello, world')
rp22 = dir2.append('D'*max_len)
rp22.mkdir()
rp221 = rp22.append('C'*max_len)
rp221.touch()
return dir1, dir2
def check_dir1(self, dirrp):
"""Make sure dirrp looks like dir1"""
rp1 = dirrp.append('A'*max_len)
assert rp1.get_data() == 'foobar', "data doesn't match"
rp2 = dirrp.append('B'*max_len)
assert rp2.isdir(), rp2
rp21 = rp2.append('C'*max_len)
assert rp21.isreg(), rp21
def check_dir2(self, dirrp):
"""Make sure dirrp looks like dir2"""
rp1 = dirrp.append('A'*max_len)
assert rp1.get_data() == 'Hello, world', "data doesn't match"
rp2 = dirrp.append('D'*max_len)
assert rp2.isdir(), rp2
rp21 = rp2.append('C'*max_len)
assert rp21.isreg(), rp21
def generic_test(self, inlocal, outlocal, extra_args, compare_back):
"""Used for some of the tests below"""
in1, in2 = self.make_input_dirs()
Myrm(self.out_rp.path)
restore_dir = self.root_rp.append('longname_out')
# Test backing up
rdiff_backup(inlocal, outlocal, in1.path, self.out_rp.path, 10000,
extra_options = extra_args)
if compare_back: self.check_dir1(self.out_rp)
rdiff_backup(inlocal, outlocal, in2.path, self.out_rp.path, 20000,
extra_options = extra_args)
if compare_back: self.check_dir2(self.out_rp)
# Now try restoring
Myrm(restore_dir.path)
rdiff_backup(inlocal, outlocal, self.out_rp.path, restore_dir.path,
30000, extra_options = "-r now " + extra_args)
self.check_dir2(restore_dir)
Myrm(restore_dir.path)
rdiff_backup(1, 1, self.out_rp.path, restore_dir.path, 30000,
extra_options = "-r 10000 " + extra_args)
self.check_dir1(restore_dir)
def test_basic_local(self):
"""Test backup session when increment would be too long"""
self.generic_test(1, 1, "", 1)
def test_quoting_local(self):
"""Test backup session with quoting, so reg files also too long"""
self.generic_test(1, 1, "--override-chars-to-quote A-Z", 0)
def generic_regress_test(self, extra_args):
"""Used for regress tests below"""
in1, in2 = self.make_input_dirs()
Myrm(self.out_rp.path)
restore_dir = self.root_rp.append('longname_out')
Myrm(restore_dir.path)
rdiff_backup(1, 1, in1.path, self.out_rp.path, 10000,
extra_options = extra_args)
rdiff_backup(1, 1, in2.path, self.out_rp.path, 20000,
extra_options = extra_args)
# Regress repository back to in1 condition
Globals.rbdir = self.out_rp.append_path('rdiff-backup-data')
self.add_current_mirror(10000)
self.out_rp.setdata()
regress.Regress(self.out_rp)
# Restore in1 and compare
rdiff_backup(1, 1, self.out_rp.path, restore_dir.path, 30000,
extra_options = '-r now ' + extra_args)
self.check_dir1(restore_dir)
def add_current_mirror(self, time):
"""Add current_mirror marker at given time"""
cur_mirror_rp = Globals.rbdir.append(
"current_mirror.%s.data" % (Time.timetostring(time),))
cur_mirror_rp.touch()
def test_regress_basic(self):
"""Test regressing when increments would be too long"""
self.generic_regress_test('')
if __name__ == "__main__": unittest.main()
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