from __future__ import annotations

import pytest

from poetry.core.version.exceptions import InvalidVersion
from poetry.core.version.pep440 import PEP440Version
from poetry.core.version.pep440 import Release
from poetry.core.version.pep440 import ReleaseTag


@pytest.mark.parametrize(
    "text,result",
    [
        ("1", PEP440Version(release=Release.from_parts(1))),
        ("1.2.3", PEP440Version(release=Release.from_parts(1, 2, 3))),
        (
            "1.2.3-1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3), post=ReleaseTag("post", 1)
            ),
        ),
        (
            "1.2.3.dev1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3), dev=ReleaseTag("dev", 1)
            ),
        ),
        (
            "1.2.3-1.dev1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3),
                post=ReleaseTag("post", 1),
                dev=ReleaseTag("dev", 1),
            ),
        ),
        (
            "1.2.3+local",
            PEP440Version(release=Release.from_parts(1, 2, 3), local="local"),
        ),
        (
            "1.2.3+local.1",
            PEP440Version(release=Release.from_parts(1, 2, 3), local=("local", 1)),
        ),
        (
            "1.2.3+local1",
            PEP440Version(release=Release.from_parts(1, 2, 3), local="local1"),
        ),
        ("1.2.3+1", PEP440Version(release=Release.from_parts(1, 2, 3), local=1)),
        (
            "1.2.3a1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3), pre=ReleaseTag("alpha", 1)
            ),
        ),
        (
            "1.2.3.a1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3), pre=ReleaseTag("alpha", 1)
            ),
        ),
        (
            "1.2.3alpha1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3), pre=ReleaseTag("alpha", 1)
            ),
        ),
        (
            "1.2.3b1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3), pre=ReleaseTag("beta", 1)
            ),
        ),
        (
            "1.2.3.b1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3), pre=ReleaseTag("beta", 1)
            ),
        ),
        (
            "1.2.3beta1",
            PEP440Version(
                release=Release.from_parts(1, 2, 3), pre=ReleaseTag("beta", 1)
            ),
        ),
        (
            "1.2.3rc1",
            PEP440Version(release=Release.from_parts(1, 2, 3), pre=ReleaseTag("rc", 1)),
        ),
        (
            "1.2.3.rc1",
            PEP440Version(release=Release.from_parts(1, 2, 3), pre=ReleaseTag("rc", 1)),
        ),
        (
            "2.2.0dev0+build.05669607",
            PEP440Version(
                release=Release.from_parts(2, 2, 0),
                dev=ReleaseTag("dev", 0),
                local=("build", "05669607"),
            ),
        ),
    ],
)
def test_pep440_parse_text(text: str, result: PEP440Version) -> None:
    assert PEP440Version.parse(text) == result


@pytest.mark.parametrize(
    "text", ["1.2.3.dev1-1", "example-1", "1.2.3-random1", "1.2.3-1-1"]
)
def test_pep440_parse_text_invalid_versions(text: str) -> None:
    with pytest.raises(InvalidVersion):
        PEP440Version.parse(text)


@pytest.mark.parametrize(
    "version, expected",
    [
        ("1", "2"),
        ("2!1", "2!2"),
        ("1+local", "2"),
        ("1.2", "2.0"),
        ("1.2.3", "2.0.0"),
        ("1.2.3.4", "2.0.0.0"),
        ("1.dev0", "1"),
        ("1.2.dev0", "2.0"),
        ("1.post1", "2"),
        ("1.2.post1", "2.0"),
        ("1.post1.dev0", "2"),
        ("1.2.post1.dev0", "2.0"),
        ("1.a1", "1"),
        ("1.2a1", "2.0"),
        ("1.a1.post2", "1"),
        ("1.2a1.post2", "2.0"),
        ("1.a1.post2.dev0", "1"),
        ("1.2a1.post2.dev0", "2.0"),
    ],
)
def test_next_major(version: str, expected: str) -> None:
    v = PEP440Version.parse(version)
    assert v.next_major().text == expected


@pytest.mark.parametrize(
    "version, expected",
    [
        ("1", "1.1"),
        ("1.2", "1.3"),
        ("2!1.2", "2!1.3"),
        ("1.2+local", "1.3"),
        ("1.2.3", "1.3.0"),
        ("1.2.3.4", "1.3.0.0"),
        ("1.dev0", "1"),
        ("1.2dev0", "1.2"),
        ("1.2.3dev0", "1.3.0"),
        ("1.post1", "1.1"),
        ("1.2.post1", "1.3"),
        ("1.2.3.post1", "1.3.0"),
        ("1.post1.dev0", "1.1"),
        ("1.2.post1.dev0", "1.3"),
        ("1.a1", "1"),
        ("1.2a1", "1.2"),
        ("1.2.3a1", "1.3.0"),
        ("1.a1.post2", "1"),
        ("1.2a1.post2", "1.2"),
        ("1.2.3a1.post2", "1.3.0"),
        ("1.a1.post2.dev0", "1"),
        ("1.2a1.post2.dev0", "1.2"),
        ("1.2.3a1.post2.dev0", "1.3.0"),
    ],
)
def test_next_minor(version: str, expected: str) -> None:
    v = PEP440Version.parse(version)
    assert v.next_minor().text == expected


@pytest.mark.parametrize(
    "version, expected",
    [
        ("1", "1.0.1"),
        ("1.2", "1.2.1"),
        ("1.2.3", "1.2.4"),
        ("2!1.2.3", "2!1.2.4"),
        ("1.2.3+local", "1.2.4"),
        ("1.2.3.4", "1.2.4.0"),
        ("1.dev0", "1"),
        ("1.2dev0", "1.2"),
        ("1.2.3dev0", "1.2.3"),
        ("1.2.3.4dev0", "1.2.4.0"),
        ("1.post1", "1.0.1"),
        ("1.2.post1", "1.2.1"),
        ("1.2.3.post1", "1.2.4"),
        ("1.post1.dev0", "1.0.1"),
        ("1.2.post1.dev0", "1.2.1"),
        ("1.2.3.post1.dev0", "1.2.4"),
        ("1.a1", "1"),
        ("1.2a1", "1.2"),
        ("1.2.3a1", "1.2.3"),
        ("1.2.3.4a1", "1.2.4.0"),
        ("1.a1.post2", "1"),
        ("1.2a1.post2", "1.2"),
        ("1.2.3a1.post2", "1.2.3"),
        ("1.2.3.4a1.post2", "1.2.4.0"),
        ("1.a1.post2.dev0", "1"),
        ("1.2a1.post2.dev0", "1.2"),
        ("1.2.3a1.post2.dev0", "1.2.3"),
        ("1.2.3.4a1.post2.dev0", "1.2.4.0"),
    ],
)
def test_next_patch(version: str, expected: str) -> None:
    v = PEP440Version.parse(version)
    assert v.next_patch().text == expected


@pytest.mark.parametrize(
    "version, expected",
    [
        ("1.2a1", "1.2a2"),
        ("2!1.2a1", "2!1.2a2"),
        ("1.2dev0", "1.2a0"),
        ("1.2a1.dev0", "1.2a1"),
        ("1.2a1.post1.dev0", "1.2a2"),
    ],
)
def test_next_prerelease(version: str, expected: str) -> None:
    v = PEP440Version.parse(version)
    assert v.next_prerelease().text == expected


@pytest.mark.parametrize(
    "version, expected",
    [
        ("1", True),
        ("1.2", True),
        ("1.2.3", True),
        ("2!1.2.3", True),
        ("1.2.3+local", True),
        ("1.2.3.4", True),
        ("1.dev0", False),
        ("1.2dev0", False),
        ("1.2.3dev0", False),
        ("1.2.3.4dev0", False),
        ("1.post1", True),
        ("1.2.post1", True),
        ("1.2.3.post1", True),
        ("1.post1.dev0", False),
        ("1.2.post1.dev0", False),
        ("1.2.3.post1.dev0", False),
        ("1.a1", False),
        ("1.2a1", False),
        ("1.2.3a1", False),
        ("1.2.3.4a1", False),
        ("1.a1.post2", False),
        ("1.2a1.post2", False),
        ("1.2.3a1.post2", False),
        ("1.2.3.4a1.post2", False),
        ("1.a1.post2.dev0", False),
        ("1.2a1.post2.dev0", False),
        ("1.2.3a1.post2.dev0", False),
        ("1.2.3.4a1.post2.dev0", False),
    ],
)
def test_is_stable(version: str, expected: bool) -> None:
    subject = PEP440Version.parse(version)

    assert subject.is_stable() == expected
    assert subject.is_unstable() == (not expected)


@pytest.mark.parametrize(
    "version, expected",
    [
        ("0", True),
        ("0.2", True),
        ("0.2.3", True),
        ("2!0.2.3", True),
        ("0.2.3+local", True),
        ("0.2.3.4", True),
        ("0.dev0", False),
        ("0.2dev0", False),
        ("0.2.3dev0", False),
        ("0.2.3.4dev0", False),
        ("0.post1", True),
        ("0.2.post1", True),
        ("0.2.3.post1", True),
        ("0.post1.dev0", False),
        ("0.2.post1.dev0", False),
        ("0.2.3.post1.dev0", False),
        ("0.a1", False),
        ("0.2a1", False),
        ("0.2.3a1", False),
        ("0.2.3.4a1", False),
        ("0.a1.post2", False),
        ("0.2a1.post2", False),
        ("0.2.3a1.post2", False),
        ("0.2.3.4a1.post2", False),
        ("0.a1.post2.dev0", False),
        ("0.2a1.post2.dev0", False),
        ("0.2.3a1.post2.dev0", False),
        ("0.2.3.4a1.post2.dev0", False),
    ],
)
def test_is_stable_all_major_0_versions_are_treated_as_normal_versions(
    version: str, expected: bool
) -> None:
    subject = PEP440Version.parse(version)

    assert subject.is_stable() == expected
    assert subject.is_unstable() == (not expected)


@pytest.mark.parametrize(
    "version, expected",
    [
        ("1", "1.post0"),
        ("1.post1", "1.post2"),
        ("9!1.2.3.4", "9!1.2.3.4.post0"),
        ("9!1.2.3.4.post2", "9!1.2.3.4.post3"),
        ("1.dev0", "1.post0"),
        ("1.post1.dev0", "1.post1"),
        ("1a1", "1a1.post0"),
        ("1a1.dev0", "1a1.post0"),
        ("1a1.post2", "1a1.post3"),
        ("1a1.post2.dev0", "1a1.post2"),
    ],
)
def test_next_postrelease(version: str, expected: str) -> None:
    v = PEP440Version.parse(version)
    assert v.next_postrelease().text == expected


def test_next_devrelease() -> None:
    v = PEP440Version.parse("9!1.2.3a1.post2.dev3")
    assert v.next_devrelease().text == "9!1.2.3a1.post2.dev4"


def test_first_prerelease() -> None:
    v = PEP440Version.parse("9!1.2.3a1.post2.dev3")
    assert v.first_prerelease().text == "9!1.2.3a0"


def test_first_devrelease() -> None:
    v = PEP440Version.parse("9!1.2.3a1.post2.dev3")
    assert v.first_devrelease().text == "9!1.2.3a1.post2.dev0"