#!/usr/bin/python
# Copyright (C) 2020 Jelmer Vernooij
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA

"""Tests for debmutate.debcargo."""

import os
import shutil
import tempfile
from contextlib import ExitStack
from unittest import TestCase

from debmutate.debcargo import (
    DEFAULT_MAINTAINER,
    DebcargoControlShimEditor,
    DebcargoEditor,
    debcargo_version_to_semver,
    semver_pair,
)


class DebcargoVersionToSemverTests(TestCase):
    def test_prerelease(self):
        self.assertEqual("1.0.0-rc1", debcargo_version_to_semver("1.0.0~rc1"))


class SemverPairTests(TestCase):
    def test_pair(self):
        self.assertEqual("1.2", semver_pair("1.2.3-rc1"))
        self.assertEqual("1.2", semver_pair("1.2.3"))
        self.assertEqual("1.2", semver_pair("1.2.4+ds"))


class DebcargoControlShimEditorTests(TestCase):
    def setUp(self):
        super().setUp()
        self.td = tempfile.mkdtemp()
        os.mkdir(os.path.join(self.td, "debian"))
        self.addCleanup(os.chdir, os.getcwd())
        os.chdir(self.td)
        self.addCleanup(shutil.rmtree, self.td)
        self.debcargo = DebcargoEditor(allow_missing=True)
        self.es = ExitStack()
        self.es.enter_context(self.debcargo)
        self.editor = DebcargoControlShimEditor(
            self.debcargo, "crate", "1.2.3", features=["feature1", "feature2"]
        )
        self.es.enter_context(self.editor)

    def test_properties(self):
        self.assertEqual(["feature1", "feature2"], self.editor.features)
        self.assertEqual("crate", self.editor.crate_name)
        self.assertEqual("1.2.3", self.editor.crate_version)

    def test_source(self):
        self.assertEqual("rust-crate", self.editor.source["Source"])

    def test_source_semver_suffix(self):
        self.debcargo["semver_suffix"] = True
        self.assertEqual("rust-crate-1.2", self.editor.source["Source"])

    def test_source_priority(self):
        self.assertEqual("optional", self.editor.source["Priority"])

    def test_source_vcs_git(self):
        self.assertEqual(
            "https://salsa.debian.org/rust-team/debcargo-conf.git [src/crate]",
            self.editor.source["Vcs-Git"],
        )

    def test_source_vcs_git_specified(self):
        self.debcargo["source"] = {"vcs_git": "https://github.com/jelmer/crate"}
        self.assertEqual(
            "https://github.com/jelmer/crate", self.editor.source["Vcs-Git"]
        )

    def test_source_vcs_browser(self):
        self.assertEqual(
            "https://salsa.debian.org/rust-team/debcargo-conf/tree/master/src/crate",
            self.editor.source["Vcs-Browser"],
        )

    def test_source_vcs_browser_specified(self):
        self.debcargo["source"] = {"vcs_browser": "https://github.com/jelmer/crate"}
        self.assertEqual(
            "https://github.com/jelmer/crate", self.editor.source["Vcs-Browser"]
        )

    def test_homepage(self):
        self.assertRaises(KeyError, self.editor.source.__getitem__, "Homepage")

    def test_homepage_specified(self):
        self.debcargo["source"] = {"homepage": "https://github.com/jelmer/crate"}
        self.assertEqual(
            "https://github.com/jelmer/crate", self.editor.source["Homepage"]
        )

    def test_section(self):
        self.assertEqual("rust", self.editor.source["Section"])

    def test_section_specified(self):
        self.debcargo["source"] = {"section": "web"}
        self.assertEqual("web", self.editor.source["Section"])

    def test_standards_version(self):
        self.assertIsInstance(self.editor.source["Standards-Version"], str)

    def test_standards_version_specified(self):
        self.debcargo["source"] = {"policy": "1.2.3"}
        self.assertEqual("1.2.3", self.editor.source["Standards-Version"])

    def test_maintainer(self):
        self.assertEqual(DEFAULT_MAINTAINER, self.editor.source["Maintainer"])

    def test_maintainer_specified(self):
        self.debcargo["maintainer"] = "Jelmer Vernooij <jelmer@example.com>"
        self.assertEqual(
            "Jelmer Vernooij <jelmer@example.com>", self.editor.source["Maintainer"]
        )

    def test_uploaders(self):
        self.assertRaises(KeyError, self.editor.source.__getitem__, "Uploaders")

    def test_uploaders_specified(self):
        self.debcargo["uploaders"] = "Jelmer Vernooij <jelmer@example.com>"
        self.assertEqual(
            "Jelmer Vernooij <jelmer@example.com>", self.editor.source["Uploaders"]
        )

    def test_rules_requires_root(self):
        self.assertEqual("no", self.editor.source["Rules-Requires-Root"])