import os
from pathlib import WindowsPath, PureWindowsPath

import pytest

from pypiserver.pkg_helpers import guess_pkgname_and_version, is_listed_path

files = [
    ("pytz-2012b.tar.bz2", "pytz", "2012b"),
    ("pytz-2012b.tgz", "pytz", "2012b"),
    ("pytz-2012b.ZIP", "pytz", "2012b"),
    ("pytz-2012a.zip", "pytz", "2012a"),
    ("pytz-2012b.tar.xz", "pytz", "2012b"),
    ("gevent-1.0b1.win32-py2.6.exe", "gevent", "1.0b1"),
    ("gevent-1.0b1.win32-py2.7.msi", "gevent", "1.0b1"),
    ("greenlet-0.3.4-py3.1-win-amd64.egg", "greenlet", "0.3.4"),
    ("greenlet-0.3.4.win-amd64-py3.2.exe", "greenlet", "0.3.4"),
    ("greenlet-0.3.4-py3.2-win32.egg", "greenlet", "0.3.4"),
    ("greenlet-0.3.4-py2.7-linux-x86_64.egg", "greenlet", "0.3.4"),
    ("pep8-0.6.0.zip", "pep8", "0.6.0"),
    ("ABC12-34_V1X-1.2.3.zip", "ABC12", "34_V1X-1.2.3"),
    ("A100-200-XYZ-1.2.3.zip", "A100-200-XYZ", "1.2.3"),
    ("flup-1.0.3.dev-20110405.tar.gz", "flup", "1.0.3.dev-20110405"),
    ("package-1.0.0-alpha.1.zip", "package", "1.0.0-alpha.1"),
    ("package-1.3.7+build.11.e0f985a.zip", "package", "1.3.7+build.11.e0f985a"),
    ("package-v1-8.1.301.ga0df26f.zip", "package-v1", "8.1.301.ga0df26f"),
    ("package-v1.1-8.1.301.ga0df26f.zip", "package-v1.1", "8.1.301.ga0df26f"),
    ("package-2013.02.17.dev123.zip", "package", "2013.02.17.dev123"),
    ("package-20000101.zip", "package", "20000101"),
    ("flup-123-1.0.3.dev-20110405.tar.gz", "flup-123", "1.0.3.dev-20110405"),
    ("package-123-1.0.0-alpha.1.zip", "package-123", "1.0.0-alpha.1"),
    (
        "package-123-1.3.7+build.11.e0f985a.zip",
        "package-123",
        "1.3.7+build.11.e0f985a",
    ),
    ("package-123-v1.1_3-8.1.zip", "package-123-v1.1_3", "8.1"),
    ("package-123-2013.02.17.dev123.zip", "package-123", "2013.02.17.dev123"),
    ("package-123-20000101.zip", "package-123", "20000101"),
    (
        "pyelasticsearch-0.5-brainbot-1-20130712.zip",
        "pyelasticsearch",
        "0.5-brainbot-1-20130712",
    ),
    ("pywin32-217-cp27-none-win32.whl", "pywin32", "217"),
    ("pywin32-217-55-cp27-none-win32.whl", "pywin32", "217-55"),
    ("pywin32-217.1-cp27-none-win32.whl", "pywin32", "217.1"),
    ("package.zip", "package", ""),
    (
        "package-name-0.0.1.dev0.linux-x86_64.tar.gz",
        "package-name",
        "0.0.1.dev0",
    ),
    (
        "package-name-0.0.1.dev0.macosx-10.10-intel.tar.gz",
        "package-name",
        "0.0.1.dev0",
    ),
    (
        "package-name-0.0.1.alpha.1.win-amd64-py3.2.exe",
        "package-name",
        "0.0.1.alpha.1",
    ),
    ("pkg-3!1.0-0.1.tgz", "pkg", "3!1.0-0.1"),  # TO BE FIXED
    ("pkg-3!1+.0-0.1.tgz", "pkg", "3!1+.0-0.1"),  # TO BE FIXED
    ("pkg.zip", "pkg", ""),
    ("foo/pkg.zip", "pkg", ""),
    ("foo/pkg-1b.zip", "pkg", "1b"),
    ("foo/pywin32-217.1-cp27-none-win32.whl", "pywin32", "217.1"),
    (
        "package-name-0.0.1.alpha.1.win-amd64-py3.2.exe",
        "package-name",
        "0.0.1.alpha.1",
    ),
]


def _capitalize_ext(fpath):
    f, e = os.path.splitext(fpath)
    if e != ".whl":
        e = e.upper()
    return f + e


@pytest.mark.parametrize(("filename", "pkgname", "version"), files)
def test_guess_pkgname_and_version(filename, pkgname, version):
    exp = (pkgname, version)
    assert guess_pkgname_and_version(filename) == exp
    assert guess_pkgname_and_version(_capitalize_ext(filename)) == exp


@pytest.mark.parametrize(("filename", "pkgname", "version"), files)
def test_guess_pkgname_and_version_asc(filename, pkgname, version):
    exp = (pkgname, version)
    filename = f"{filename}.asc"
    assert guess_pkgname_and_version(filename) == exp


invalid_files = ["some_file", "some_file.ext", "some_wheel.whl"]


@pytest.mark.parametrize("filename", invalid_files)
def test_guess_pkgname_and_version_invalid_files(filename):
    assert guess_pkgname_and_version(filename) is None


paths = [
    ("/some/path", True),
    (PureWindowsPath(r"c:\some\windows\path"), True),
    ("/.hidden", False),
    (PureWindowsPath(r"c:\.hidden\windows\path"), False),
]


@pytest.mark.parametrize(("pathname", "allowed"), paths)
def test_allowed_path_check(pathname, allowed):
    assert is_listed_path(pathname) == allowed