"""Юнит-тесты парсеров на фикстурах (без сервера)."""
from app.core.cron_svc import parse_crontab, humanize, render, CronLine
from app.core.packages import Package, split_packages


# ---------- cron ----------

CRONTAB_FIXTURE = """\
# комментарий
SHELL=/bin/bash
0 3 * * * /usr/bin/backup.sh --full
# 30 4 * * 0 /usr/bin/weekly.sh
@daily /home/dimon/cleanup.sh
*/15 * * * * curl -s https://example.com/ping
not a cron line
"""


def test_parse_enabled_entry():
    lines = parse_crontab(CRONTAB_FIXTURE)
    entry = next(l for l in lines if "backup.sh" in l.raw)
    assert entry.is_entry and entry.enabled
    assert entry.schedule == "0 3 * * *"
    assert entry.command == "/usr/bin/backup.sh --full"


def test_parse_disabled_entry():
    lines = parse_crontab(CRONTAB_FIXTURE)
    entry = next(l for l in lines if "weekly.sh" in l.raw)
    assert entry.is_entry and not entry.enabled
    assert entry.schedule == "30 4 * * 0"


def test_parse_special_at():
    lines = parse_crontab(CRONTAB_FIXTURE)
    entry = next(l for l in lines if "cleanup.sh" in l.raw)
    assert entry.is_entry and entry.schedule == "@daily"


def test_parse_comment_not_entry():
    lines = parse_crontab(CRONTAB_FIXTURE)
    assert lines[0].comment == "# комментарий" or not lines[0].is_entry
    non_entry = [l for l in lines if not l.is_entry]
    assert any("SHELL" in l.raw for l in non_entry)


def test_render_roundtrip():
    lines = parse_crontab(CRONTAB_FIXTURE)
    out = render(lines)
    lines2 = parse_crontab(out)
    entries1 = [(l.schedule, l.command, l.enabled) for l in lines if l.is_entry]
    entries2 = [(l.schedule, l.command, l.enabled) for l in lines2 if l.is_entry]
    assert entries1 == entries2


def test_humanize_daily():
    assert humanize("@daily") == "ежедневно"


def test_humanize_valid_cron():
    assert "следующий запуск" in humanize("0 3 * * *")


def test_humanize_invalid():
    assert humanize("99 99 * * *") in ("неверное выражение",)


# ---------- packages ----------

def test_split_packages():
    pkgs = [
        Package("bash", "5.2", "required", True),
        Package("dpkg", "1.22", "important", True),
        Package("nginx", "1.24", "optional", True),
        Package("libnginx-mod-http", "1.24", "optional", False),
    ]
    res = split_packages(pkgs)
    assert {p.name for p in res["system"]} == {"bash", "dpkg"}
    assert {p.name for p in res["user"]} == {"nginx"}
    assert {p.name for p in res["deps"]} == {"libnginx-mod-http"}