import os
import unittest

import yaml

from lib.db import DB
from lib.db_revision import DBRevision
from lib.tree_builder import TreeBuilder


class TestTreeMethods(unittest.TestCase):
    def setUp(self):
        self.db = DB(section="test")
        path = os.path.join(os.path.dirname(__file__), "fixtures/zsh-data.yaml")
        with open(path, "r") as f:
            zsh_data = yaml.safe_load(f)
        for rev in zsh_data["revisions"]:
            DBRevision.import_fixture_dict(self.db, rev)

    def test_create_tree(self):
        revisions = TreeBuilder(self.db).build("zsh")

        if False:
            import sys

            yaml.dump(revisions.as_list(), sys.stdout)
        path = os.path.join(
            os.path.dirname(__file__), "fixtures/zsh-expected-tree.yaml"
        )
        with open(path, "r") as f:
            zsh_data = yaml.safe_load(f)
        self.assertEqual(zsh_data, revisions.as_list())


if __name__ == "__main__":
    unittest.main()