338 lines
14 KiB
Python
338 lines
14 KiB
Python
# -*- coding: utf-8 -*-
|
|
|
|
|
|
import mock
|
|
import errno
|
|
import os
|
|
import stat
|
|
import sys
|
|
|
|
from pungi import linker
|
|
from tests import helpers
|
|
|
|
|
|
class TestLinkerBase(helpers.PungiTestCase):
|
|
def setUp(self):
|
|
super(TestLinkerBase, self).setUp()
|
|
self.logger = mock.Mock()
|
|
self.linker = linker.Linker(logger=self.logger)
|
|
self.path_src = self.touch("file", "asdf")
|
|
|
|
def touch(self, path, contents=None):
|
|
path = os.path.join(self.topdir, path)
|
|
helpers.touch(path, contents)
|
|
return path
|
|
|
|
def mkdir(self, path):
|
|
path = os.path.join(self.topdir, path.lstrip("/"))
|
|
try:
|
|
os.makedirs(path)
|
|
except OSError as ex:
|
|
if ex.errno != errno.EEXIST:
|
|
raise
|
|
return path
|
|
|
|
def same_inode(self, path1, path2):
|
|
st1 = os.stat(path1)
|
|
st2 = os.stat(path2)
|
|
return (st1.st_dev, st1.st_ino) == (st2.st_dev, st2.st_ino)
|
|
|
|
def same_content(self, path1, path2):
|
|
if self.same_inode(path1, path2):
|
|
return True
|
|
data1 = open(path1, "r").read()
|
|
data2 = open(path2, "r").read()
|
|
return data1 == data2
|
|
|
|
def same_stat(self, path1, path2):
|
|
st1 = os.stat(path1)
|
|
st2 = os.stat(path2)
|
|
|
|
if not stat.S_ISDIR(st1.st_mode) and int(st1.st_mtime) != int(st2.st_mtime):
|
|
return False
|
|
if st1.st_size != st2.st_size:
|
|
return False
|
|
if st1.st_mode != st2.st_mode:
|
|
return False
|
|
return True
|
|
|
|
def assertSameStat(self, a, b):
|
|
self.assertTrue(self.same_stat(a, b))
|
|
|
|
def assertSameFile(self, a, b):
|
|
self.assertTrue(os.path.samefile(a, b))
|
|
|
|
def assertDifferentFile(self, a, b):
|
|
self.assertFalse(os.path.samefile(a, b))
|
|
|
|
|
|
class TestLinkerSymlink(TestLinkerBase):
|
|
|
|
def test_symlink(self):
|
|
path_dst = os.path.join(self.topdir, "symlink")
|
|
|
|
# symlink 'symlink' -> 'file'
|
|
self.linker.symlink(self.path_src, path_dst)
|
|
self.assertTrue(os.path.islink(path_dst))
|
|
self.assertEqual(os.readlink(path_dst), "file")
|
|
self.assertSameFile(self.path_src, path_dst)
|
|
|
|
# linking existing file must pass
|
|
self.linker.symlink(self.path_src, path_dst)
|
|
|
|
# linking existing file with different target must fail
|
|
self.assertRaises(OSError, self.linker.symlink, self.path_src, path_dst, relative=False)
|
|
|
|
def test_symlink_different_type(self):
|
|
# try to symlink 'symlink' -> 'another-file' ('symlink' already exists
|
|
# and points to 'file')
|
|
path_dst = os.path.join(self.topdir, "symlink")
|
|
os.symlink(self.path_src, path_dst)
|
|
path_src = self.touch("another-file")
|
|
self.assertRaises(OSError, self.linker.symlink, path_src, path_dst)
|
|
|
|
def test_relative_symlink(self):
|
|
# symlink bar -> ../a
|
|
dir_dst = os.path.join(self.topdir, "foo")
|
|
os.makedirs(dir_dst)
|
|
path_dst = os.path.join(dir_dst, "bar")
|
|
self.linker.symlink(self.path_src, path_dst)
|
|
self.assertTrue(os.path.islink(path_dst))
|
|
self.assertEqual(os.readlink(path_dst), "../file")
|
|
self.assertSameFile(self.path_src, path_dst)
|
|
|
|
def test_symlink_to_symlink(self):
|
|
path_dst = os.path.join(self.topdir, "symlink")
|
|
path_dst2 = os.path.join(self.topdir, "symlink-to-symlink")
|
|
|
|
# symlink 'symlink' -> 'file'
|
|
self.linker.symlink(self.path_src, path_dst, relative=True)
|
|
self.linker.symlink(path_dst, path_dst2)
|
|
|
|
|
|
class TestLinkerHardlink(TestLinkerBase):
|
|
|
|
def test_hardlink(self):
|
|
path_dst = os.path.join(self.topdir, "hardlink")
|
|
|
|
# hardlink 'file' to 'hardlink'
|
|
self.linker.hardlink(self.path_src, path_dst)
|
|
self.assertTrue(os.path.isfile(path_dst))
|
|
self.assertSameFile(self.path_src, path_dst)
|
|
|
|
# hardlink 'file' to 'foo/hardlink'
|
|
dir_dst = os.path.join(self.topdir, "foo")
|
|
os.makedirs(dir_dst)
|
|
path_dst = os.path.join(dir_dst, "hardlink")
|
|
self.linker.hardlink(self.path_src, path_dst)
|
|
self.assertTrue(os.path.isfile(path_dst))
|
|
self.assertSameFile(self.path_src, path_dst)
|
|
|
|
def test_hardlink_different_type(self):
|
|
# try to hardlink a file to existing dst with incompatible type
|
|
path_dst = os.path.join(self.topdir, "symlink")
|
|
os.symlink(self.path_src, path_dst)
|
|
self.assertRaises(OSError, self.linker.hardlink, self.path_src, path_dst)
|
|
|
|
|
|
class TestLinkerCopy(TestLinkerBase):
|
|
def test_copy(self):
|
|
path_dst = os.path.join(self.topdir, "b")
|
|
|
|
# copy 'file' to 'b'
|
|
self.linker.copy(self.path_src, path_dst)
|
|
self.assertTrue(os.path.isfile(path_dst))
|
|
self.assertDifferentFile(self.path_src, path_dst)
|
|
|
|
def test_copy_to_existing_file_with_different_content(self):
|
|
path_dst = os.path.join(self.topdir, "b")
|
|
helpers.touch(path_dst, 'xxx')
|
|
self.assertRaises(Exception, self.linker.copy, self.path_src, path_dst)
|
|
|
|
def test_copy_to_directory(self):
|
|
dir_dst = os.path.join(self.topdir, "foo")
|
|
os.makedirs(dir_dst)
|
|
path_dst = os.path.join(dir_dst, "bar")
|
|
self.linker.copy(self.path_src, path_dst)
|
|
self.assertTrue(os.path.isfile(path_dst))
|
|
self.assertDifferentFile(self.path_src, path_dst)
|
|
|
|
def test_copy_different_type(self):
|
|
# try to copy a file to existing dst with incompatible type
|
|
path_dst = os.path.join(self.topdir, "symlink")
|
|
os.symlink(self.path_src, path_dst)
|
|
self.assertRaises(OSError, self.linker.copy, self.path_src, path_dst)
|
|
|
|
|
|
class TestLinkerLink(TestLinkerBase):
|
|
def setUp(self):
|
|
# This will create following structure as a source.
|
|
#
|
|
# + src/
|
|
# + file1
|
|
# + file2
|
|
# + symlink2 (-> 'subdir')
|
|
# + symlink3 (-> 'does-not-exist')
|
|
# + hardlink1 (same file as 'file1')
|
|
# + subdir/
|
|
# + file3
|
|
# + symlink1 (-> '../file1')
|
|
#
|
|
# The destination paths are are similar, but in dst/ top-level dir.
|
|
super(TestLinkerLink, self).setUp()
|
|
self.src_dir = self.mkdir("src")
|
|
self.file1 = self.touch("src/file1", "file1")
|
|
self.file2 = self.touch("src/file2", "file2")
|
|
os.utime(self.file2, (-1, 2))
|
|
self.file3 = self.touch("src/subdir/file3", "file3")
|
|
os.utime(self.file3, (-1, 3))
|
|
os.utime(os.path.dirname(self.file3), (-1, 31))
|
|
self.symlink1 = os.path.join(self.topdir, "src/subdir/symlink1")
|
|
os.symlink("../file1", self.symlink1)
|
|
self.symlink2 = os.path.join(self.topdir, "src/symlink2")
|
|
os.symlink("subdir", self.symlink2)
|
|
self.symlink3 = os.path.join(self.topdir, "src/symlink3")
|
|
os.symlink("does-not-exist", self.symlink3)
|
|
self.hardlink1 = os.path.join(self.topdir, "src/hardlink1")
|
|
os.link(self.file1, self.hardlink1)
|
|
|
|
self.dst_dir = os.path.join(self.topdir, "dst")
|
|
self.dst_file1 = os.path.join(self.dst_dir, "file1")
|
|
self.dst_file2 = os.path.join(self.dst_dir, "file2")
|
|
self.dst_file3 = os.path.join(self.dst_dir, "subdir", "file3")
|
|
self.dst_symlink1 = os.path.join(self.dst_dir, "subdir", "symlink1")
|
|
self.dst_symlink2 = os.path.join(self.dst_dir, "symlink2")
|
|
self.dst_symlink3 = os.path.join(self.dst_dir, "symlink3")
|
|
self.dst_hardlink1 = os.path.join(self.dst_dir, "hardlink1")
|
|
|
|
def test_link_file(self):
|
|
dst = os.path.join(self.topdir, "hardlink")
|
|
self.linker.link(self.path_src, dst, link_type="hardlink")
|
|
self.assertTrue(self.same_inode(self.path_src, dst))
|
|
self.assertFalse(os.path.islink(dst))
|
|
|
|
def test_symlink_file(self):
|
|
dst = os.path.join(self.topdir, "symlink")
|
|
self.linker.link(self.path_src, dst, link_type="symlink")
|
|
self.assertEqual(os.readlink(dst), "file")
|
|
self.assertTrue(os.path.islink(dst))
|
|
|
|
def test_copy_file(self):
|
|
dst = os.path.join(self.topdir, "copy")
|
|
self.linker.link(self.path_src, dst, link_type="copy")
|
|
self.assertFalse(os.path.islink(dst))
|
|
self.assertFalse(self.same_inode(self.path_src, dst))
|
|
self.assertTrue(self.same_content(self.path_src, dst))
|
|
|
|
def test_hardlink_or_copy_file(self):
|
|
dst = os.path.join(self.topdir, "hardlink-or-copy")
|
|
self.linker.link(self.path_src, dst, link_type="hardlink-or-copy")
|
|
self.assertTrue(self.same_inode(self.path_src, dst))
|
|
self.assertFalse(os.path.islink(dst))
|
|
|
|
def test_link_file_test_mode(self):
|
|
self.linker = linker.Linker(logger=self.logger, test=True)
|
|
|
|
dst = os.path.join(self.topdir, "hardlink")
|
|
self.linker.link(self.path_src, dst, link_type="hardlink")
|
|
self.assertFalse(os.path.isdir(self.dst_dir))
|
|
self.assertEqual(len(self.logger.mock_calls), 1)
|
|
|
|
def test_symlink_file_test_mode(self):
|
|
self.linker = linker.Linker(logger=self.logger, test=True)
|
|
dst = os.path.join(self.topdir, "symlink")
|
|
self.linker.link(self.path_src, dst, link_type="symlink")
|
|
self.assertFalse(os.path.isdir(self.dst_dir))
|
|
self.assertEqual(len(self.logger.mock_calls), 1)
|
|
|
|
def test_copy_file_test_mode(self):
|
|
self.linker = linker.Linker(logger=self.logger, test=True)
|
|
dst = os.path.join(self.topdir, "copy")
|
|
self.linker.link(self.path_src, dst, link_type="copy")
|
|
self.assertFalse(os.path.isdir(self.dst_dir))
|
|
self.assertEqual(len(self.logger.mock_calls), 1)
|
|
|
|
def test_hardlink_or_copy_file_test_mode(self):
|
|
self.linker = linker.Linker(logger=self.logger, test=True)
|
|
dst = os.path.join(self.topdir, "hardlink-or-copy")
|
|
self.linker.link(self.path_src, dst, link_type="hardlink-or-copy")
|
|
self.assertFalse(os.path.isdir(self.dst_dir))
|
|
self.assertEqual(len(self.logger.mock_calls), 1)
|
|
|
|
def test_link_file_to_existing_destination(self):
|
|
self.assertRaises(OSError, self.linker.link,
|
|
self.file1, self.file2, link_type="hardlink")
|
|
|
|
def test_symlink_file_to_existing_destination(self):
|
|
self.assertRaises(OSError, self.linker.link,
|
|
self.file1, self.file2, link_type="symlink")
|
|
|
|
def test_copy_file_to_existing_destination(self):
|
|
self.assertRaises(OSError, self.linker.link,
|
|
self.file1, self.file2, link_type="copy")
|
|
|
|
def test_hardlink_or_copy_file_to_existing_destination(self):
|
|
self.assertRaises(OSError, self.linker.link,
|
|
self.file1, self.file2, link_type="hardlink-or-copy")
|
|
|
|
def test_link_dir_hardlink(self):
|
|
self.linker.link(self.src_dir, self.dst_dir, link_type="hardlink")
|
|
self.assertTrue(os.path.isfile(self.dst_file1))
|
|
self.assertTrue(self.same_inode(self.file1, self.dst_file1))
|
|
self.assertTrue(self.same_inode(self.file3, self.dst_file3))
|
|
self.assertSameStat(os.path.dirname(self.file3), os.path.dirname(self.dst_file3))
|
|
|
|
# always preserve symlinks
|
|
self.assertEqual(os.readlink(self.dst_symlink1), "../file1")
|
|
self.assertEqual(os.readlink(self.dst_symlink2), "subdir")
|
|
self.assertEqual(os.readlink(self.dst_symlink3), "does-not-exist")
|
|
|
|
def test_link_dir_copy(self):
|
|
self.linker.link(self.src_dir, self.dst_dir, link_type="copy")
|
|
self.assertTrue(os.path.isfile(self.dst_file1))
|
|
self.assertFalse(self.same_inode(self.file1, self.dst_file1))
|
|
self.assertFalse(self.same_inode(self.file3, self.dst_file3))
|
|
self.assertSameStat(os.path.dirname(self.file3), os.path.dirname(self.dst_file3))
|
|
|
|
# always preserve symlinks
|
|
self.assertEqual(os.readlink(self.dst_symlink1), "../file1")
|
|
self.assertEqual(os.readlink(self.dst_symlink2), "subdir")
|
|
self.assertEqual(os.readlink(self.dst_symlink3), "does-not-exist")
|
|
|
|
def test_link_dir_copy_test_mode(self):
|
|
# turn test mode on
|
|
self.linker = linker.Linker(logger=self.logger, test=True)
|
|
self.linker.link(self.src_dir, self.dst_dir, link_type="copy")
|
|
|
|
# dst_dir should not even exist
|
|
self.assertFalse(os.path.isdir(self.dst_dir))
|
|
|
|
def test_link_dir_symlink(self):
|
|
self.linker.link(self.src_dir, self.dst_dir, link_type="symlink")
|
|
self.assertTrue(os.path.isfile(self.dst_file1))
|
|
self.assertTrue(os.path.islink(self.dst_file1))
|
|
self.assertTrue(os.path.isdir(os.path.dirname(self.file3)))
|
|
|
|
# always preserve symlinks
|
|
self.assertEqual(os.readlink(self.dst_symlink1), "../file1")
|
|
self.assertEqual(os.readlink(self.dst_symlink2), "subdir")
|
|
self.assertEqual(os.readlink(self.dst_symlink3), "does-not-exist")
|
|
|
|
def test_link_dir_abspath_symlink(self):
|
|
self.linker.link(self.src_dir, self.dst_dir, link_type="abspath-symlink")
|
|
self.assertTrue(os.path.isfile(self.dst_file1))
|
|
self.assertTrue(os.path.islink(self.dst_file1))
|
|
self.assertEqual(os.readlink(self.dst_file1), self.file1)
|
|
self.assertSameStat(os.path.dirname(self.file3), os.path.dirname(self.dst_file3))
|
|
self.assertTrue(os.path.isdir(os.path.dirname(self.file3)))
|
|
|
|
# always preserve symlinks
|
|
self.assertEqual(os.readlink(self.dst_symlink1), "../file1")
|
|
self.assertEqual(os.readlink(self.dst_symlink2), "subdir")
|
|
self.assertEqual(os.readlink(self.dst_symlink3), "does-not-exist")
|
|
|
|
def test_copy_preserve_hardlinks(self):
|
|
self.assertTrue(self.same_inode(self.file1, self.hardlink1))
|
|
self.linker.link(self.src_dir, self.dst_dir, link_type="copy")
|
|
self.assertTrue(self.same_inode(self.dst_file1, self.dst_hardlink1))
|