from datetime import datetime

import pytest

from logitech_battery_widget.battery.mock_provider import MockBatteryProvider
from logitech_battery_widget.battery.provider import BatteryDevice, ChargeStatus


def test_mock_provider_returns_multiple_independent_devices():
    first = MockBatteryProvider().get_devices()
    second = MockBatteryProvider().get_devices()

    assert len(first) == 2
    assert all(device.updated_at is not None for device in first)
    assert first is not second


def test_custom_mock_devices_are_preserved():
    device = BatteryDevice("id", "Test", 42, ChargeStatus.CHARGING, datetime.now())
    assert MockBatteryProvider([device]).get_devices() == [device]


def test_invalid_percentage_is_rejected():
    with pytest.raises(ValueError):
        BatteryDevice("id", "Test", 101)