import os
import sys
import unittest

from src.tracking.tracking_utils import calculate_progress_stats


class TestCalculateProgressStats(unittest.TestCase):
    def test_normal_case(self):
        ac_progress, b_progress = calculate_progress_stats(50, 100, 25, 50)
        self.assertAlmostEqual(ac_progress, 50.0)
        self.assertAlmostEqual(b_progress, 50.0)

    def test_zero_total(self):
        ac_progress, b_progress = calculate_progress_stats(50, 0, 25, 50)
        self.assertEqual(ac_progress, 0)
        self.assertAlmostEqual(b_progress, 50.0)

    def test_completed_exceeds_total(self):
        ac_progress, b_progress = calculate_progress_stats(120, 100, 60, 50)
        self.assertEqual(ac_progress, 100.0)
        self.assertEqual(b_progress, 100.0)

    def test_all_zeros(self):
        ac_progress, b_progress = calculate_progress_stats(0, 0, 0, 0)
        self.assertEqual(ac_progress, 0)
        self.assertEqual(b_progress, 0)