"""Unittests for blender_cloud.utils.

This unittest requires bpy to be importable, so build Blender as a module and install it
into your virtualenv. See https://stuvel.eu/files/bconf2016/#/10 for notes how.
"""

import datetime
import pathlib
import unittest.mock

import pillarsdk.utils

from blender_cloud.flamenco import sdk


class PathReplacementTest(unittest.TestCase):
    def setUp(self):
        self.test_manager = sdk.Manager(
            {
                "_created": datetime.datetime(
                    2017, 5, 31, 15, 12, 32, tzinfo=pillarsdk.utils.utc
                ),
                "_etag": "c39942ee4bcc4658adcc21e4bcdfb0ae",
                "_id": "592edd609837732a2a272c62",
                "_updated": datetime.datetime(
                    2017, 6, 8, 14, 51, 3, tzinfo=pillarsdk.utils.utc
                ),
                "description": 'Manager formerly known as "testman"',
                "job_types": {"sleep": {"vars": {}}},
                "name": '<script>alert("this is a manager")</script>',
                "owner": "592edd609837732a2a272c63",
                "path_replacement": {
                    "job_storage": {
                        "darwin": "/Volume/shared",
                        "linux": "/shared",
                        "windows": "s:/",
                    },
                    "render": {
                        "darwin": "/Volume/render/",
                        "linux": "/render/",
                        "windows": "r:/",
                    },
                    "longrender": {
                        "darwin": "/Volume/render/long",
                        "linux": "/render/long",
                        "windows": "r:/long",
                    },
                },
                "projects": ["58cbdd5698377322d95eb55e"],
                "service_account": "592edd609837732a2a272c60",
                "stats": {"nr_of_workers": 3},
                "url": "http://192.168.3.101:8083/",
                "user_groups": ["58cbdd5698377322d95eb55f"],
                "variables": {
                    "blender": {
                        "darwin": "/opt/myblenderbuild/blender",
                        "linux": "/home/sybren/workspace/build_linux/bin/blender "
                        "--enable-new-depsgraph --factory-startup",
                        "windows": "c:/temp/blender.exe",
                    }
                },
            }
        )

    def test_linux(self):
        # (expected result, input)
        test_paths = [
            ("/doesnotexistreally", "/doesnotexistreally"),
            ("{render}/agent327/scenes/A_01_03_B", "/render/agent327/scenes/A_01_03_B"),
            ("{job_storage}/render/agent327/scenes", "/shared/render/agent327/scenes"),
            ("{longrender}/agent327/scenes", "/render/long/agent327/scenes"),
        ]

        self._do_test(test_paths, "linux", pathlib.PurePosixPath)

    def test_windows(self):
        # (expected result, input)
        test_paths = [
            ("c:/doesnotexistreally", "c:/doesnotexistreally"),
            ("c:/some/path", r"c:\some\path"),
            ("{render}/agent327/scenes/A_01_03_B", r"R:\agent327\scenes\A_01_03_B"),
            ("{render}/agent327/scenes/A_01_03_B", r"r:\agent327\scenes\A_01_03_B"),
            ("{render}/agent327/scenes/A_01_03_B", r"r:/agent327/scenes/A_01_03_B"),
            ("{job_storage}/render/agent327/scenes", "s:/render/agent327/scenes"),
            ("{longrender}/agent327/scenes", "r:/long/agent327/scenes"),
        ]

        self._do_test(test_paths, "windows", pathlib.PureWindowsPath)

    def test_darwin(self):
        # (expected result, input)
        test_paths = [
            ("/Volume/doesnotexistreally", "/Volume/doesnotexistreally"),
            (
                "{render}/agent327/scenes/A_01_03_B",
                r"/Volume/render/agent327/scenes/A_01_03_B",
            ),
            (
                "{job_storage}/render/agent327/scenes",
                "/Volume/shared/render/agent327/scenes",
            ),
            ("{longrender}/agent327/scenes", "/Volume/render/long/agent327/scenes"),
        ]

        self._do_test(test_paths, "darwin", pathlib.PurePosixPath)

    def _do_test(self, test_paths, platform, pathclass):
        self.test_manager.PurePlatformPath = pathclass

        def mocked_system():
            return platform

        with unittest.mock.patch("platform.system", mocked_system):
            for expected_result, input_path in test_paths:
                as_path_instance = pathclass(input_path)
                self.assertEqual(
                    expected_result,
                    self.test_manager.replace_path(as_path_instance),
                    "for input %r on platform %s" % (as_path_instance, platform),
                )