"""Match semantic command builders against independently captured writes."""

import unittest

from controller import commands
from controller.protocol import Encoder


class CommandTests(unittest.TestCase):
    def test_rock_packet_matches_hardware_capture(self):
        encoder = Encoder()
        encoder.sequence = 11
        self.assertEqual(
            encoder.encode(commands.set_eq(5)), bytes.fromhex("00 bb 01 0c 00 05 40 03 00 05 00 5a")
        )

    def test_bass_off_matches_hardware_capture(self):
        encoder = Encoder()
        encoder.sequence = 6
        self.assertEqual(
            encoder.encode(commands.set_bass(False)),
            bytes.fromhex("00 bb 01 07 00 05 40 04 00 01 00 52"),
        )

    def test_invalid_rgb_is_rejected_before_transport(self):
        with self.assertRaises(ValueError):
            commands.set_rgb(256, 0, 0)
        with self.assertRaises(ValueError):
            commands.set_rgb(0.5, 0, 0)