cloudformation-cli/tests/utils.py at 08ecbd2937da59ee629f621f3cfa27bccfd8ca1a · aws-cloudformation/cloudformation-cli · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
import os
from contextlib import contextmanager
from io import BytesIO
from pathlib import Path
from random import sample
from unittest.mock import Mock, patch

import pkg_resources

from rpdk.core.project import Project

CONTENTS_UTF8 = "💣"

NAMES = [
    "Apple",
    "Apricot",
    "Avocado",
    "Banana",
    "Boysenberry",
    "Blueberry",
    "Cherry",
    "Cantaloupe",
    "Clementine",
    "Cucumber",
    "Date",
    "Dewberry",
    "DragonFruit",
    "Elderberry",
    "Fig",
    "Grapefruit",
    "Grape",
    "Gooseberry",
    "Guava",
    "Kiwi",
    "Kumquat",
    "Lime",
    "Lemon",
    "Lychee",
    "Loquat",
    "Mango",
    "Mandarin",
    "Mulberry",
    "Melon",
    "Nectarine",
    "Olive",
    "Orange",
    "Papaya",
    "Persimmon",
    "Peach",
    "Pomegranate",
    "Pineapple",
    "Raspberry",
    "Strawberry",
    "Tomato",
    "Tangerine",
    "Watermelon",
]


def random_type_name():
    return "Test::{0}::{1}".format(*sample(NAMES, 2))


def random_name():
    return "-".join(sample(NAMES, 3))


@contextmanager
def chdir(path):
    old = os.getcwd()
    os.chdir(path)
    yield path
    os.chdir(old)


def add_dummy_language_plugin():
    distribution = pkg_resources.Distribution(__file__)
    entry_point = pkg_resources.EntryPoint.parse(
        "dummy = rpdk.dummy:DummyLanguagePlugin", dist=distribution
    )
    distribution._ep_map = {  # pylint: disable=protected-access
        "rpdk.v1.languages": {"dummy": entry_point}
    }
    pkg_resources.working_set.add(distribution)


def get_mock_project():
    mock_project = Mock(spec=Project)
    mock_project.load_settings.side_effect = FileNotFoundError
    mock_project.settings_path = ""
    mock_project.root = Path(".")

    patch_project = patch("rpdk.core.init.Project", return_value=mock_project)

    return (mock_project, patch_project)


def get_args(interactive=False, language=True, type_name=True):
    args = Mock(
        spec_set=[
            "force",
            "language",
            "type_name",
            "use_docker",
            "namespace",
            "codegen_model",
            "import_path",
        ]
    )
    args.force = False
    args.language = (
        None if interactive else ("dummy" if language else "invalid_language")
    )
    args.type_name = (
        None if interactive else ("Test::Test::Test" if type_name else "Test")
    )

    # The arguments below will only be tested by the plugins.
    args.use_docker = None
    args.namespace = "tested.by.the.plugin"
    args.codegen_model = None
    args.import_path = None

    return args


class UnclosingBytesIO(BytesIO):
    _was_closed = False

    def close(self):
        self._was_closed = True

    def _close(self):
        super().close()