"""Token file parser tests."""

from __future__ import annotations

import pytest

from cloud_sync.creds import CredentialsError, read_credentials


def test_parses_one_liner(tmp_path):
    t = tmp_path / "token"
    t.write_text("358881557521498112:s3cret-pass\n")
    discord_id, password = read_credentials(t)
    assert discord_id == "358881557521498112"
    assert password == "s3cret-pass"


def test_trims_whitespace(tmp_path):
    t = tmp_path / "token"
    t.write_text("  123  :  pw  \n")
    discord_id, password = read_credentials(t)
    assert discord_id == "123"
    assert password == "pw"


def test_missing_file_raises_with_actionable_message(tmp_path):
    missing = tmp_path / "missing-token"
    with pytest.raises(CredentialsError) as exc:
        read_credentials(missing)
    assert "token not found" in str(exc.value)
    assert "discord_id:password" in str(exc.value)


def test_missing_colon_rejected(tmp_path):
    t = tmp_path / "token"
    t.write_text("no-colon-here")
    with pytest.raises(CredentialsError) as exc:
        read_credentials(t)
    assert "malformed" in str(exc.value)


def test_empty_id_rejected(tmp_path):
    t = tmp_path / "token"
    t.write_text(":password")
    with pytest.raises(CredentialsError):
        read_credentials(t)


def test_empty_password_rejected(tmp_path):
    t = tmp_path / "token"
    t.write_text("123:")
    with pytest.raises(CredentialsError):
        read_credentials(t)


def test_password_with_colon_kept_intact(tmp_path):
    """Passwords containing : should be kept whole after the first split."""
    t = tmp_path / "token"
    t.write_text("123:pw:with:colons")
    discord_id, password = read_credentials(t)
    assert discord_id == "123"
    assert password == "pw:with:colons"