"""Tests for CLI argument parsing."""

import pytest

from sslysze_scan.cli import parse_host_ports


class TestParseHostPorts:
    """Tests for parse_host_ports function."""

    def test_parse_host_ports_multiple_ports(self) -> None:
        """Test parsing hostname with multiple ports."""
        hostname, ports = parse_host_ports("example.com:443,636,993")
        assert hostname == "example.com"
        assert ports == [443, 636, 993]

    def test_parse_host_ports_ipv6_multiple(self) -> None:
        """Test parsing IPv6 address with multiple ports."""
        hostname, ports = parse_host_ports("[2001:db8::1]:443,636")
        assert hostname == "2001:db8::1"
        assert ports == [443, 636]

    def test_parse_host_ports_invalid_port_range(self) -> None:
        """Test error when port number out of range."""
        with pytest.raises(ValueError, match="Invalid port number.*Must be between"):
            parse_host_ports("example.com:99999")