How to use the conan.utils.rebuild_rootfs function in conan

def test_rebuild_rootfs_format_v10_with_delete(self):
        test_dir = self.extract_test_tar('docker/v10_format/busybox2.tgz')
        image = docker.ImageV10(test_dir)
        target_dir = self.get_temp_dir()
        rebuild_rootfs(image, target_dir)
        expected = [
            '/lib/librt-0.9.33.2.so',
            '/lib/libgcc_s.so.1',
            '/lib/libutil-0.9.33.2.so',
            '/lib/libuClibc-0.9.33.2.so',
            '/lib/libm-0.9.33.2.so',
            '/lib/libresolv-0.9.33.2.so',
            '/lib/libnsl-0.9.33.2.so',
            '/lib/libpthread-0.9.33.2.so'
        ]
        assert sorted(expected) == sorted(f.replace(target_dir, '') for f in fileutils.file_iter(target_dir))

def test_rebuild_rootfs_format_v10(self):
        test_dir = self.extract_test_tar('docker/v10_format/busybox.tgz')
        image = docker.ImageV10(test_dir)
        target_dir = self.get_temp_dir()
        rebuild_rootfs(image, target_dir)
        expected = self.extract_test_tar('docker/v10_format/check_busybox_layer.tar')
        assert testcase.is_same(target_dir, expected)

def test_rebuild_rootfs_format_v10_without_repositories_file(self):
        test_dir = self.extract_test_tar('docker/v10_format/busybox_no_repo.tgz')
        image = docker.ImageV10(test_dir)
        target_dir = self.get_temp_dir()
        rebuild_rootfs(image, target_dir)
        expected = self.extract_test_tar('docker/v10_format/check_busybox_layer.tar')
        assert testcase.is_same(target_dir, expected)

def test_rebuild_rootfs_format_v10_with_delete_with_out_of_order_layers(self):
        test_dir = self.extract_test_tar('docker/v10_format/busybox2.tgz')
        image = docker.ImageV10(test_dir)

        # shuffle artificially the layer order
        image.layers = OrderedDict(sorted(image.layers.items()))

        target_dir = self.get_temp_dir()
        try:
            rebuild_rootfs(image, target_dir)
        except InconsistentLayersOderingError:
            pass