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"""Bazel-native regression tests for calc_all_tables_pbn table row semantics."""

import unittest

from dds3 import calc_all_tables_pbn

class CalcAllTablesPbnRegressionTest(unittest.TestCase):

def test_nt_row_index_regression(self) -> None:

"""Keep a small Bazel-native regression check for the NT row index contract."""

deals = ["N:Q87.K932.QJT32.7 AKJ9632.J84.6.Q5 .AQT765.K87.J962 T54..A954.AKT843"]

all_rows = calc_all_tables_pbn(

deals, trump_filter=[0, 0, 0, 0, 0]

)["tables"][0]["res_table"]

nt_only_rows = calc_all_tables_pbn(

deals, trump_filter=[1, 1, 1, 1, 0]

)["tables"][0]["res_table"]

self.assertEqual(len(all_rows), 5)

self.assertEqual(len(nt_only_rows), 5)

self.assertEqual(nt_only_rows[4], all_rows[4])

if __name__ == "__main__":

unittest.main()