def test_copytree_dir_subdir_with_files(fs):
"""Test that copytree can copy a directory containing files and a
subdirectory containing files."""
_create_source_dir(SOURCE_DIR, fs)
subdir_name = 'subdir'
_create_source_dir(os.path.join(SOURCE_DIR, subdir_name), fs)
filesystem.copytree(SOURCE_DIR, DESTINATION_DIR)
_assert_has_source_dir_contents(DESTINATION_DIR)
_assert_has_source_dir_contents(os.path.join(DESTINATION_DIR, subdir_name))
def test_copytree_empty_dir(fs):
"""Test that copytree can copy an empty directory"""
fs.create_dir(SOURCE_DIR)
filesystem.copytree(SOURCE_DIR, DESTINATION_DIR)
assert os.listdir(DESTINATION_DIR) == []
def test_copytree_nonexistent_source(fs):
"""Test that copytree raises an exception if asked to copy from a
nonexistent source directory."""
with pytest.raises(NotADirectoryError):
filesystem.copytree('fake1', 'fake2')
def test_copytree_dir_with_files(fs):
"""Test that copytree can copy a directory containing files."""
_create_source_dir(SOURCE_DIR, fs)
filesystem.copytree(SOURCE_DIR, DESTINATION_DIR)
_assert_has_source_dir_contents(DESTINATION_DIR)