def test_replace_symlink(self):
if not self.symlink_supported:
return
source = self.tmppath('source')
dest = self.tmppath('dest')
os.symlink(self.tmppath('bad'), dest)
self.assertTrue(os.path.islink(dest))
s = AbsoluteSymlinkFile(source)
self.assertTrue(s.copy(dest))
self.assertTrue(os.path.islink(dest))
link = os.readlink(dest)
self.assertEqual(link, source)
def test_symlink_file(self):
source = self.tmppath("test_path")
with open(source, "wt") as fh:
fh.write("Hello world")
s = AbsoluteSymlinkFile(source)
dest = self.tmppath("symlink")
self.assertTrue(s.copy(dest))
if self.symlink_supported:
self.assertTrue(os.path.islink(dest))
link = os.readlink(dest)
self.assertEqual(link, source)
else:
self.assertTrue(os.path.isfile(dest))
content = open(dest).read()
self.assertEqual(content, "Hello world")
def test_noop(self):
if not hasattr(os, "symlink"):
return
source = self.tmppath("source")
dest = self.tmppath("dest")
with open(source, "a"):
pass
os.symlink(source, dest)
link = os.readlink(dest)
self.assertEqual(link, source)
s = AbsoluteSymlinkFile(source)
self.assertFalse(s.copy(dest))
link = os.readlink(dest)
self.assertEqual(link, source)
def test_replace_symlink(self):
if not self.symlink_supported:
return
source = self.tmppath("source")
with open(source, "a"):
pass
dest = self.tmppath("dest")
os.symlink(self.tmppath("bad"), dest)
self.assertTrue(os.path.islink(dest))
s = AbsoluteSymlinkFile(source)
self.assertTrue(s.copy(dest))
self.assertTrue(os.path.islink(dest))
link = os.readlink(dest)
self.assertEqual(link, source)
def test_noop(self):
if not hasattr(os, 'symlink'):
return
source = self.tmppath('source')
dest = self.tmppath('dest')
with open(source, 'a'):
pass
os.symlink(source, dest)
link = os.readlink(dest)
self.assertEqual(link, source)
s = AbsoluteSymlinkFile(source)
self.assertFalse(s.copy(dest))
link = os.readlink(dest)
self.assertEqual(link, source)
def test_replace_file_with_symlink(self):
# If symlinks are supported, an existing file should be replaced by a
# symlink.
source = self.tmppath("test_path")
with open(source, "wt") as fh:
fh.write("source")
dest = self.tmppath("dest")
with open(dest, "a"):
pass
s = AbsoluteSymlinkFile(source)
s.copy(dest, skip_if_older=False)
if self.symlink_supported:
self.assertTrue(os.path.islink(dest))
link = os.readlink(dest)
self.assertEqual(link, source)
else:
self.assertTrue(os.path.isfile(dest))
content = open(dest).read()
self.assertEqual(content, "source")
def test_absolute_relative(self):
AbsoluteSymlinkFile("/foo")
with self.assertRaisesRegexp(ValueError,
"Symlink target not absolute"):
AbsoluteSymlinkFile("./foo")
def test_absolute_relative(self):
AbsoluteSymlinkFile('/foo')
with self.assertRaisesRegexp(ValueError,
'Symlink target not absolute'):
AbsoluteSymlinkFile('./foo')