import unittest

from h8536.serial_scenario_compare import format_comparison


class SerialScenarioCompareTest(unittest.TestCase):
    def test_comparison_reports_extra_selector_and_value(self):
        baseline = {
            "_path": "baseline.json",
            "log": "baseline.txt",
            "rx_frames": 10,
            "ack_sent": 2,
            "ack_targets": {
                "01 00 02 00 00 59": 1,
            },
        }
        candidate = {
            "_path": "candidate.json",
            "log": "candidate.txt",
            "rx_frames": 12,
            "ack_sent": 3,
            "ack_targets": {
                "01 00 02 00 00 59": 1,
                "01 01 0F 80 00 D5": 1,
            },
        }

        report = format_comparison(baseline, candidate)

        self.assertIn("extra ACK-target frames in candidate", report)
        self.assertIn("01 01 0F 80 00 D5", report)
        self.assertIn("selector=0x008F", report)
        self.assertIn("value=0x8000", report)


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