# -*- coding: utf-8 -*-
"""test for pillar hg_pillar.py"""

# Import python libs
from __future__ import absolute_import, print_function, unicode_literals

import os
import shutil
import subprocess
import tempfile

import salt.pillar.hg_pillar as hg_pillar

# Import Salt Libs
import salt.utils.files
import salt.utils.yaml

# Import Salt Testing libs
from tests.support.mixins import (
    AdaptedConfigurationTestCaseMixin,
    LoaderModuleMockMixin,
)
from tests.support.runtests import RUNTIME_VARS
from tests.support.unit import TestCase, skipIf

COMMIT_USER_NAME = "test_user"
# file contents
PILLAR_CONTENT = {"gna": "hello"}
FILE_DATA = {"top.sls": {"base": {"*": ["user"]}}, "user.sls": PILLAR_CONTENT}


HGLIB = hg_pillar.hglib


@skipIf(HGLIB is None, "python-hglib library not installed")
class HgPillarTestCase(
    TestCase, AdaptedConfigurationTestCaseMixin, LoaderModuleMockMixin
):
    "test hg_pillar pillar"
    maxDiff = None

    def setup_loader_modules(self):
        self.tmpdir = tempfile.mkdtemp(dir=RUNTIME_VARS.TMP)
        self.addCleanup(shutil.rmtree, self.tmpdir)
        cachedir = os.path.join(self.tmpdir, "cachedir")
        os.makedirs(os.path.join(cachedir, "hg_pillar"))
        self.hg_repo_path = self._create_hg_repo()
        return {
            hg_pillar: {
                "__opts__": {
                    "cachedir": cachedir,
                    "pillar_roots": {},
                    "file_roots": {},
                    "state_top": "top.sls",
                    "extension_modules": "",
                    "renderer": "yaml_jinja",
                    "pillar_opts": False,
                    "renderer_blacklist": [],
                    "renderer_whitelist": [],
                    "file_ignore_glob": [],
                    "file_ignore_regex": [],
                }
            }
        }

    def _create_hg_repo(self):
        "create repo in tempdir"
        hg_repo = os.path.join(self.tmpdir, "repo_pillar")
        os.makedirs(hg_repo)
        subprocess.check_call(["hg", "init", hg_repo])
        for filename in FILE_DATA:
            with salt.utils.files.fopen(
                os.path.join(hg_repo, filename), "w"
            ) as data_file:
                salt.utils.yaml.safe_dump(FILE_DATA[filename], data_file)
        subprocess.check_call(
            [
                "hg",
                "ci",
                "-A",
                "-R",
                hg_repo,
                "-m",
                "first commit",
                "-u",
                COMMIT_USER_NAME,
            ]
        )
        return hg_repo

    def test_base(self):
        "check hg repo is imported correctly"
        mypillar = hg_pillar.ext_pillar(
            "*", None, "file://{0}".format(self.hg_repo_path)
        )
        self.assertEqual(PILLAR_CONTENT, mypillar)
