# -*- coding: utf8 -*-
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# org.onap.vvp/validation-scripts
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import os

from tests.helpers import validates


@validates("R-511776", "R-99646")
def test_files_in_flat_dir(template_dir):
    paths = (os.path.join(template_dir, p) for p in os.listdir(template_dir))
    nested_dirs = (p for p in paths if os.path.isdir(p))
    nested_dirs = [os.path.relpath(p, template_dir) for p in nested_dirs]
    msg = (
        "Sub-directories are not allowed in a Heat package. The following "
        "directories were detected: {}"
    ).format(", ".join(nested_dirs))
    assert not nested_dirs, msg