def test_only_newer(self):
"""
merge_tree should accept a copy_function in which only
newer files are copied and older files do not overwrite
newer copies in the dest.
"""
target = self.subdir_b / 'testfile.txt'
target.write_text('this is newer')
self.subdir_a.merge_tree(self.subdir_b,
copy_function=path.only_newer(shutil.copy2))
assert target.read_text() == 'this is newer'
def test_only_newer(self):
"""
merge_tree should accept a copy_function in which only
newer files are copied and older files do not overwrite
newer copies in the dest.
"""
target = self.subdir_b / 'testfile.txt'
target.write_text('this is newer')
self.subdir_a.merge_tree(
self.subdir_b,
copy_function=path.only_newer(shutil.copy2),
)
assert target.text() == 'this is newer'