"""Tests for version comparison logic."""

from src.version_compare import CompareResult, compare_versions, normalize_version


class TestNormalizeVersion:
    def test_strips_gog_suffix(self) -> None:
        assert normalize_version("2.2 (gog-3)") == "2.2"

    def test_strips_galaxy_suffix(self) -> None:
        assert normalize_version("1.0 (Galaxy)") == "1.0"

    def test_plain_unchanged(self) -> None:
        assert normalize_version("1.63") == "1.63"


class TestCompareVersions:
    def test_equal_exact(self) -> None:
        assert compare_versions("1.63", "1.63") == CompareResult.EQUAL

    def test_equal_after_normalize(self) -> None:
        assert compare_versions("2.2", "2.2 (gog-3)") == CompareResult.EQUAL

    def test_older(self) -> None:
        assert compare_versions("1.52", "1.63") == CompareResult.OLDER

    def test_newer(self) -> None:
        assert compare_versions("2.0", "1.9") == CompareResult.NEWER

    def test_different_part_counts_padded(self) -> None:
        assert compare_versions("1.0", "1.0.1") == CompareResult.OLDER
        assert compare_versions("1.0.0", "1.0") == CompareResult.EQUAL

    def test_empty_is_ambiguous(self) -> None:
        assert compare_versions("", "1.0") == CompareResult.AMBIGUOUS
        assert compare_versions("1.0", "") == CompareResult.AMBIGUOUS

    def test_non_numeric_is_ambiguous(self) -> None:
        assert compare_versions("alpha", "beta") == CompareResult.AMBIGUOUS

    def test_numeric_vs_nonnumeric_is_ambiguous(self) -> None:
        # "2.2(gog-3)" normalizes to "2.2" (numeric), "2.3a" is not numeric
        assert compare_versions("2.2 (gog-3)", "2.3a") == CompareResult.AMBIGUOUS