summaryrefslogtreecommitdiff
path: root/ick2/actionenvs_tests.py
blob: b2390fc84d987fb6f41009a5960596a143de8ec4 (plain)
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
135
136
137
138
139
# Copyright (C) 2018  Lars Wirzenius
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License as published by
# the Free Software Foundation, either version 3 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.


import unittest


import ick2


class FakeReporter:

    def __init__(self):
        self.stdout = b''
        self.stderr = b''

    def report(self, exit_code, stdout, stderr):
        self.stdout += stdout
        self.stderr += stderr


class RunnerTests(unittest.TestCase):

    def test_runs_echo(self):
        reporter = FakeReporter()
        r = ick2.Runner(reporter)
        exit_code = r.runcmd(['echo', 'hello', 'world'])
        self.assertEqual(exit_code, 0)
        self.assertEqual(reporter.stdout, b'hello world\n')

    def test_captures_lots_of_output(self):
        reporter = FakeReporter()
        r = ick2.Runner(reporter, maxbuf=1)
        exit_code = r.runcmd(['echo', 'hello', 'world'])
        self.assertEqual(exit_code, 0)
        self.assertEqual(reporter.stdout, b'hello world\n')

    def test_captures_stderr(self):
        reporter = FakeReporter()
        r = ick2.Runner(reporter)
        exit_code = r.runcmd(['sh', '-c', 'echo eek 1>&2 ; exit 2'])
        self.assertEqual(exit_code, 2)
        self.assertEqual(reporter.stdout, b'eek\n')


class EnvironmentTestsBase(unittest.TestCase):

    def setUp(self):
        self.workspace = '/workspace'
        self.fake = FakeRuncmd()
        self.env = self.create_env()
        self.env.host_runcmd = self.fake
        self.env.get_env_vars = lambda: {}

    def create_env(self):
        return DummyEnvironment(None, self.workspace, None)

    def expected_argv(self, argv):
        return argv

    def test_runs_argv(self):
        argv = ['echo', 'hello', 'world']
        self.fake.exit_code = 42
        exit_code = self.env.runcmd(argv)
        self.assertEqual(self.fake.argv, self.expected_argv(argv))
        self.assertEqual(self.fake.exit_code, exit_code)


class DummyEnvironment(ick2.ActionEnvironment):

    def runcmd(self, argv):
        return self.host_runcmd(argv)


class HostEnvironmentTests(EnvironmentTestsBase):

    def create_env(self):
        return ick2.HostEnvironment(None, self.workspace, None)

    def expected_argv(self, argv):
        return argv

    def test_pipeline(self):
        reporter = FakeReporter()
        env = ick2.HostEnvironment(None, None, reporter)

        echo = ['echo', 'hello', 'world']
        cat = ['cat']
        exit_code = env.host_runcmd(echo, cat)
        self.assertEqual(exit_code, 0)
        self.assertEqual(reporter.stdout, b'hello world\n')
        self.assertEqual(reporter.stderr, b'')


class ChrootEnvironmentTests(EnvironmentTestsBase):

    def create_env(self):
        return ick2.ChrootEnvironment(None, self.workspace, None)

    def expected_argv(self, argv):
        return ['sudo', 'chroot', self.workspace] + argv


class ContainerEnvironmentTests(EnvironmentTestsBase):

    def create_env(self):
        self.systree = 'systree'
        self.workspace = 'workspace'
        return ick2.ContainerEnvironment(self.systree, self.workspace, None)

    def expected_argv(self, argv):
        prefix = [
            'sudo', 'systemd-nspawn', '-D', self.systree,
            '--bind', '{}:/workspace'.format(self.workspace),
            '--chdir', '/workspace',
        ]
        return prefix + argv


class FakeRuncmd:

    def __init__(self):
        self.argv = None
        self.exit_code = None

    def __call__(self, argv, cwd=None):
        self.argv = argv
        return self.exit_code