"""Tests for the telemetry module."""

from __future__ import annotations


from ..telemetry import SensorReading, TelemetryManager, TelemetryState


class TestSensorReading:
    def test_defaults(self) -> None:
        reading = SensorReading(name="CPU Temp", value=65.0, unit="C")
        assert reading.name == "CPU Temp"
        assert reading.value == 65.0
        assert reading.unit == "C"
        assert reading.category == ""

    def test_with_category(self) -> None:
        reading = SensorReading(name="GPU Usage", value=72.0, unit="%", category="GPU")
        assert reading.category == "GPU"


class TestTelemetryState:
    def test_defaults(self) -> None:
        state = TelemetryState()
        assert state.cpu_temp == 0.0
        assert state.gpu_temp == 0.0
        assert state.sensors == []

    def test_with_values(self) -> None:
        state = TelemetryState(
            cpu_temp=72.5,
            gpu_temp=68.0,
            cpu_usage=45.0,
            sensors=[
                SensorReading(name="CPU", value=72.5, unit="C"),
            ],
        )
        assert state.cpu_temp == 72.5
        assert len(state.sensors) == 1


class TestTelemetryManager:
    def test_init(self) -> None:
        manager = TelemetryManager()
        assert manager._state is not None

    def test_get_state_returns_dict(self) -> None:
        manager = TelemetryManager()
        state = manager.get_state()
        assert isinstance(state, dict)
        assert "cpu_temp" in state
        assert "gpu_temp" in state
        assert "sensors" in state

    def test_get_state_empty(self) -> None:
        manager = TelemetryManager()
        state = manager.get_state()
        assert state["cpu_temp"] == 0.0
        assert state["sensors"] == []