"""Parsers against recorded device output."""

from __future__ import annotations

import pathlib

import pytest

from napalm_example.parsers import parse_uptime, parse_version

FIXTURES = pathlib.Path(__file__).parent / "fixtures"


def test_version_output_becomes_facts() -> None:
    text = (FIXTURES / "example24-1.0.0-show-version.txt").read_text()

    assert parse_version(text) == {
        "model": "Example 24",
        "hostname": "sw-lab-01",
        "os_version": "1.0.0",
        "serial_number": "EX0000000001",
        "uptime": 273906.0,
    }


def test_a_missing_field_is_an_error_not_an_empty_value() -> None:
    with pytest.raises(ValueError, match="Serial number"):
        parse_version("Example 24 Switch\nHostname : a\nFirmware : 1\nUptime : 0:00:01\n")


@pytest.mark.parametrize(
    ("text", "seconds"),
    [("0:00:01", 1.0), ("1 day, 0:00:00", 86400.0), ("3 days, 4:05:06", 273906.0)],
)
def test_uptime(text: str, seconds: float) -> None:
    assert parse_uptime(text) == seconds


def test_an_unreadable_uptime_is_an_error() -> None:
    with pytest.raises(ValueError, match="uptime"):
        parse_uptime("soon")