import tempfile
import os
from idea78_solarsphere_offline_first.csv_adapter import CSVAdapter
from idea78_solarsphere_offline_first.core import TelemetryPoint


def test_csv_adapter_loads_telemetry_points():
    with tempfile.NamedTemporaryFile(mode="w+", delete=False, suffix=".csv") as tf:
        tf.write("site_id,ts,lat,lon,metric,value,quality\n")
        tf.write("siteA,1000,1.0,2.0,temperature,25.0,good\n")
        tf.flush()
        path = tf.name

    adapter = CSVAdapter(path)
    pts = adapter.load_telemetry()
    assert isinstance(pts, list) and len(pts) == 1
    p = pts[0]
    assert isinstance(p, TelemetryPoint)
    assert p.site_id == "siteA" and p.metric == "temperature" and p.value == 25.0
    os.unlink(path)