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from os import name as os_name
from os import scandir, symlink
from pathlib import Path
import pytest
from scantree import DirEntryReplacement
from scantree.compat import fspath
from scantree.test_utils import assert_dir_entry_equal
def create_basic_entries(local_path):
d1 = local_path.join("d1")
d1.mkdir()
f1 = local_path.join("f1")
f1.write("file1")
symlink(d1, local_path.join("ld1"))
symlink(f1, local_path.join("lf1"))
class TestDirEntryReplacement:
test_class = DirEntryReplacement
@pytest.mark.skipif(os_name == "nt", reason="Failing on Windows")
def test_equivalence(self, tmpdir):
create_basic_entries(tmpdir)
for de_true in scandir(tmpdir):
de_rep_from_entry = self.test_class.from_dir_entry(de_true)
de_rep_from_path = self.test_class.from_path(tmpdir.join(de_true.name))
assert_dir_entry_equal(de_rep_from_entry, de_true)
assert de_rep_from_entry == de_true
assert_dir_entry_equal(de_rep_from_path, de_true)
assert de_rep_from_path == de_true
# test not equal
de_rep = self.test_class.from_dir_entry(de_true)
assert de_rep != "other type"
for attribute in ["path", "name"]:
de_rep = self.test_class.from_dir_entry(de_true)
setattr(de_rep, attribute, "wrong value")
assert de_rep != de_true
for bool_attr in ["_is_dir", "_is_file", "_is_symlink"]:
de_rep = self.test_class.from_dir_entry(de_true)
assert de_rep == de_true # must load cache values before negating
setattr(de_rep, bool_attr, not getattr(de_rep, bool_attr))
assert de_rep != de_true
de_rep = self.test_class.from_dir_entry(de_true)
assert de_rep == de_true
de_rep._stat_sym = "wrong_value"
assert de_rep != de_true
de_rep = self.test_class.from_dir_entry(de_true)
assert de_rep == de_true
de_rep._stat_nosym = "wrong_value"
assert de_rep != de_true
def test_raise_on_not_exists(self, tmpdir):
with pytest.raises(IOError):
self.test_class.from_path(tmpdir.join("no such entry"))
class TestRecursionPath:
from scantree import RecursionPath as test_class
def test_from_root(self, tmpdir):
create_basic_entries(tmpdir)
rpath = self.test_class.from_root(tmpdir.realpath())
assert rpath.root == rpath.real == tmpdir.realpath()
assert rpath.relative == ""
d1 = rpath._join(DirEntryReplacement.from_path(tmpdir.join("d1")))
assert d1.relative == "d1"
assert d1.real == tmpdir.join("d1").realpath()
assert d1.root == rpath.root
ld1 = rpath._join(DirEntryReplacement.from_path(tmpdir.join("ld1")))
assert ld1.relative == "ld1"
assert ld1.real == tmpdir.join("d1").realpath()
assert d1.root == rpath.root
def test_dir_entry_interface(self, tmpdir):
create_basic_entries(tmpdir)
for de_true in scandir(tmpdir):
de_repl = DirEntryReplacement.from_path(de_true.path)
rpath_from_de_true = self.test_class.from_root(de_true)
rpath_from_de_repl = self.test_class.from_root(de_repl)
rpath_from_path = self.test_class.from_root(de_true.path)
assert_dir_entry_equal(de_true, rpath_from_de_true)
assert_dir_entry_equal(de_true, rpath_from_de_repl)
assert_dir_entry_equal(de_true, rpath_from_path)
def test_scandir(self, tmpdir):
create_basic_entries(tmpdir)
rpath = self.test_class.from_root(tmpdir)
sub_rpaths = list(rpath.scandir())
sub_des = list(scandir(rpath))
assert len(sub_rpaths) == len(sub_des)
for sub_de, sub_rpath in zip(sub_des, sub_rpaths):
assert_dir_entry_equal(sub_de, sub_rpath)
def test_picklable(self, tmpdir):
rpath = self.test_class.from_root(tmpdir)
state = rpath.__getstate__()
dir_entry = state[-1]
assert isinstance(dir_entry, DirEntryReplacement)
rpath.__setstate__(state)
assert rpath._dir_entry is dir_entry
def test_as_pathlib(self, tmpdir):
rpath = self.test_class.from_root(tmpdir)
pathlib_path = rpath.as_pathlib()
assert isinstance(pathlib_path, Path)
assert fspath(pathlib_path) == rpath.absolute
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