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132 lines
5.0 KiB
Python
132 lines
5.0 KiB
Python
# This file is part of Ansible
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# -*- coding: utf-8 -*-
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#
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#
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# Ansible is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# Ansible is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with Ansible. If not, see <http://www.gnu.org/licenses/>.
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#
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# Make coding more python3-ish
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from __future__ import (absolute_import, division, print_function)
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__metaclass__ = type
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import os
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import pytest
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from units.compat.mock import call, patch, MagicMock
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# docker images quay.io/ansible/centos7-test-container --format '{{json .}}'
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DOCKER_OUTPUT_MULTIPLE = """
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{"Containers":"N/A","CreatedAt":"2020-06-11 17:05:58 -0500 CDT","CreatedSince":"3 months ago","Digest":"\u003cnone\u003e","ID":"b0f914b26cc1","Repository":"quay.io/ansible/centos7-test-container","SharedSize":"N/A","Size":"556MB","Tag":"1.17.0","UniqueSize":"N/A","VirtualSize":"555.6MB"}
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{"Containers":"N/A","CreatedAt":"2020-06-11 17:05:58 -0500 CDT","CreatedSince":"3 months ago","Digest":"\u003cnone\u003e","ID":"b0f914b26cc1","Repository":"quay.io/ansible/centos7-test-container","SharedSize":"N/A","Size":"556MB","Tag":"latest","UniqueSize":"N/A","VirtualSize":"555.6MB"}
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{"Containers":"N/A","CreatedAt":"2019-04-01 19:59:39 -0500 CDT","CreatedSince":"18 months ago","Digest":"\u003cnone\u003e","ID":"dd3d10e03dd3","Repository":"quay.io/ansible/centos7-test-container","SharedSize":"N/A","Size":"678MB","Tag":"1.8.0","UniqueSize":"N/A","VirtualSize":"678MB"}
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""".lstrip() # noqa: E501
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PODMAN_OUTPUT = """
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[
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{
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"id": "dd3d10e03dd3580de865560c3440c812a33fd7a1fca8ed8e4a1219ff3d809e3a",
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"names": [
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"quay.io/ansible/centos7-test-container:1.8.0"
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],
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"digest": "sha256:6e5d9c99aa558779715a80715e5cf0c227a4b59d95e6803c148290c5d0d9d352",
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"created": "2019-04-02T00:59:39.234584184Z",
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"size": 702761933
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},
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{
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"id": "b0f914b26cc1088ab8705413c2f2cf247306ceeea51260d64c26894190d188bd",
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"names": [
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"quay.io/ansible/centos7-test-container:latest"
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],
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"digest": "sha256:d8431aa74f60f4ff0f1bd36bc9a227bbb2066330acd8bf25e29d8614ee99e39c",
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"created": "2020-06-11T22:05:58.382459136Z",
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"size": 578513505
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}
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]
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""".lstrip()
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@pytest.fixture
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def docker_images():
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from ansible_test._internal.docker_util import docker_images
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return docker_images
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@pytest.fixture
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def ansible_test(ansible_test):
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import ansible_test
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return ansible_test
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@pytest.fixture
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def subprocess_error():
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from ansible_test._internal.util import SubprocessError
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return SubprocessError
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@pytest.mark.parametrize(
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('returned_items_count', 'patched_dc_stdout'),
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(
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(3, (DOCKER_OUTPUT_MULTIPLE, '')),
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(2, (PODMAN_OUTPUT, '')),
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(0, ('', '')),
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),
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ids=('docker JSONL', 'podman JSON sequence', 'empty output'))
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def test_docker_images(docker_images, mocker, returned_items_count, patched_dc_stdout):
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mocker.patch(
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'ansible_test._internal.docker_util.docker_command',
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return_value=patched_dc_stdout)
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ret = docker_images('', 'quay.io/ansible/centos7-test-container')
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assert len(ret) == returned_items_count
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def test_podman_fallback(ansible_test, docker_images, subprocess_error, mocker):
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'''Test podman >2 && <2.2 fallback'''
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cmd = ['docker', 'images', 'quay.io/ansible/centos7-test-container', '--format', '{{json .}}']
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docker_command_results = [
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subprocess_error(cmd, status=1, stderr='function "json" not defined'),
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(PODMAN_OUTPUT, ''),
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]
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mocker.patch(
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'ansible_test._internal.docker_util.docker_command',
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side_effect=docker_command_results)
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ret = docker_images('', 'quay.io/ansible/centos7-test-container')
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calls = [
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call(
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'',
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['images', 'quay.io/ansible/centos7-test-container', '--format', '{{json .}}'],
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capture=True,
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always=True),
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call(
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'',
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['images', 'quay.io/ansible/centos7-test-container', '--format', 'json'],
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capture=True,
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always=True),
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]
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ansible_test._internal.docker_util.docker_command.assert_has_calls(calls)
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assert len(ret) == 2
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def test_podman_no_such_image(ansible_test, docker_images, subprocess_error, mocker):
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'''Test podman "no such image" error'''
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cmd = ['docker', 'images', 'quay.io/ansible/centos7-test-container', '--format', '{{json .}}']
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exc = subprocess_error(cmd, status=1, stderr='no such image'),
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mocker.patch(
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'ansible_test._internal.docker_util.docker_command',
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side_effect=exc)
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ret = docker_images('', 'quay.io/ansible/centos7-test-container')
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assert ret == []
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