# SPDX-License-Identifier: Apache-2.0
# Copyright © 2022-2023 Intel Corporation

from __future__ import annotations
import unittest
import typing as T

from mesonbuild.cargo.version import convert


class CargoVersionTest(unittest.TestCase):

    def test_cargo_to_meson(self) -> None:
        cases: T.List[T.Tuple[str, T.List[str]]] = [
            # Basic requirements
            ('>= 1', ['>= 1']),
            ('> 1', ['> 1']),
            ('= 1', ['= 1']),
            ('< 1', ['< 1']),
            ('<= 1', ['<= 1']),

            # tilde tests
            ('~1', ['>= 1', '< 2']),
            ('~1.1', ['>= 1.1', '< 1.2']),
            ('~1.1.2', ['>= 1.1.2', '< 1.2.0']),

            # Wildcards
            ('*', []),
            ('1.*', ['>= 1', '< 2']),
            ('2.3.*', ['>= 2.3', '< 2.4']),

            # Unqualified
            ('2', ['>= 2', '< 3']),
            ('2.4', ['>= 2.4', '< 3']),
            ('2.4.5', ['>= 2.4.5', '< 3']),
            ('0.0.0', ['< 1']),
            ('0.0', ['< 1']),
            ('0', ['< 1']),
            ('0.0.5', ['>= 0.0.5', '< 0.0.6']),
            ('0.5.0', ['>= 0.5', '< 0.6']),
            ('0.5', ['>= 0.5', '< 0.6']),

            # Caret (Which is the same as unqualified)
            ('^2', ['>= 2', '< 3']),
            ('^2.4', ['>= 2.4', '< 3']),
            ('^2.4.5', ['>= 2.4.5', '< 3']),
            ('^0.0.0', ['< 1']),
            ('^0.0', ['< 1']),
            ('^0', ['< 1']),
            ('^0.0.5', ['>= 0.0.5', '< 0.0.6']),
            ('^0.5.0', ['>= 0.5', '< 0.6']),
            ('^0.5', ['>= 0.5', '< 0.6']),

            # Multiple requirements
            ('>= 1.2.3, < 1.4.7', ['>= 1.2.3', '< 1.4.7']),
        ]

        for (data, expected) in cases:
            with self.subTest():
                self.assertListEqual(convert(data), expected)