Files
deb-python-dcos/cli/tests/integrations/test_package.py
2015-12-11 16:51:19 -08:00

871 lines
28 KiB
Python

import contextlib
import json
import os
import pkg_resources
import six
from dcos import package, subcommand
from dcos.errors import DCOSException
import pytest
from mock import patch
from .common import (assert_command, assert_lines, delete_zk_nodes,
exec_command, file_bytes, file_json, get_services,
service_shutdown, wait_for_service, watch_all_deployments)
@pytest.fixture(scope="module")
def zk_znode(request):
request.addfinalizer(delete_zk_nodes)
return request
def _chronos_description(app_ids):
"""
:param app_ids: a list of application id
:type app_ids: [str]
:returns: a binary string representing the chronos description
:rtype: str
"""
result = [
{"apps": app_ids,
"description": "A fault tolerant job scheduler for Mesos which "
"handles dependencies and ISO8601 based schedules.",
"framework": True,
"images": {
"icon-large": "https://downloads.mesosphere.io/chronos/assets/"
"icon-service-chronos-large.png",
"icon-medium": "https://downloads.mesosphere.io/chronos/assets/"
"icon-service-chronos-medium.png",
"icon-small": "https://downloads.mesosphere.io/chronos/assets/"
"icon-service-chronos-small.png"
},
"licenses": [
{
"name": "Apache License Version 2.0",
"url": "https://github.com/mesos/chronos/blob/master/LICENSE"
}
],
"maintainer": "support@mesosphere.io",
"name": "chronos",
"packageSource": "https://github.com/mesosphere/universe/archive/\
cli-test-3.zip",
"postInstallNotes": "Chronos DCOS Service has been successfully "
"installed!\n\n\tDocumentation: http://mesos."
"github.io/chronos\n\tIssues: https://github.com/"
"mesos/chronos/issues",
"postUninstallNotes": "The Chronos DCOS Service has been uninstalled "
"and will no longer run.\nPlease follow the "
"instructions at http://docs.mesosphere."
"com/services/chronos/#uninstall to clean up "
"any persisted state",
"preInstallNotes": "We recommend a minimum of one node with at least "
"1 CPU and 2GB of RAM available for the Chronos "
"Service.",
"releaseVersion": "1",
"scm": "https://github.com/mesos/chronos.git",
"tags": [
"cron",
"analytics",
"batch"
],
"version": "2.4.0"
}]
return (json.dumps(result, sort_keys=True, indent=2).replace(' \n', '\n') +
'\n').encode('utf-8')
def test_package():
stdout = pkg_resources.resource_string(
'tests',
'data/help/package.txt')
assert_command(['dcos', 'package', '--help'],
stdout=stdout)
def test_info():
assert_command(['dcos', 'package', '--info'],
stdout=b'Install and manage DCOS packages\n')
def test_version():
assert_command(['dcos', 'package', '--version'],
stdout=b'dcos-package version SNAPSHOT\n')
def test_sources_list():
stdout = b"fd40db7f075490e0c92ec6fcd62ec1caa361b313 " + \
b"https://github.com/mesosphere/universe/archive/cli-test-3.zip\n"
assert_command(['dcos', 'package', 'sources'],
stdout=stdout)
def test_update_without_validation():
returncode, stdout, stderr = exec_command(['dcos', 'package', 'update'])
assert returncode == 0
assert b'source' in stdout
assert b'Validating package definitions...' not in stdout
assert b'OK' not in stdout
assert stderr == b''
def test_update_with_validation():
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'update', '--validate'])
assert returncode == 0
assert b'source' in stdout
assert b'Validating package definitions...' in stdout
assert b'OK' in stdout
assert stderr == b''
def test_describe_nonexistent():
assert_command(['dcos', 'package', 'describe', 'xyzzy'],
stderr=b'Package [xyzzy] not found\n',
returncode=1)
def test_describe_nonexistent_version():
stderr = b'Version a.b.c of package [marathon] is not available\n'
assert_command(['dcos', 'package', 'describe', 'marathon',
'--package-version=a.b.c'],
stderr=stderr,
returncode=1)
def test_describe():
stdout = file_json(
'tests/data/package/json/test_describe_marathon.json')
assert_command(['dcos', 'package', 'describe', 'marathon'],
stdout=stdout)
def test_describe_cli():
stdout = file_json(
'tests/data/package/json/test_describe_cli_cassandra.json')
assert_command(['dcos', 'package', 'describe', 'cassandra', '--cli'],
stdout=stdout)
def test_describe_app():
stdout = file_bytes(
'tests/data/package/json/test_describe_app_marathon.json')
assert_command(['dcos', 'package', 'describe', 'marathon', '--app'],
stdout=stdout)
def test_describe_config():
stdout = file_json(
'tests/data/package/json/test_describe_marathon_config.json')
assert_command(['dcos', 'package', 'describe', 'marathon', '--config'],
stdout=stdout)
def test_describe_render():
stdout = file_json(
'tests/data/package/json/test_describe_marathon_app_render.json')
assert_command(
['dcos', 'package', 'describe', 'marathon', '--app', '--render'],
stdout=stdout)
def test_describe_package_version():
stdout = file_json(
'tests/data/package/json/test_describe_marathon_package_version.json')
assert_command(
['dcos', 'package', 'describe', 'marathon', '--package-version=0.8.1'],
stdout=stdout)
def test_describe_package_version_missing():
stderr = b'Version bogus of package [marathon] is not available\n'
assert_command(
['dcos', 'package', 'describe', 'marathon', '--package-version=bogus'],
returncode=1,
stderr=stderr)
def test_describe_package_versions():
stdout = file_bytes(
'tests/data/package/json/test_describe_marathon_package_versions.json')
assert_command(
['dcos', 'package', 'describe', 'marathon', '--package-versions'],
stdout=stdout)
def test_describe_package_versions_others():
stderr = (b'If --package-versions is provided, no other option can be '
b'provided\n')
assert_command(
['dcos', 'package', 'describe', 'marathon', '--package-versions',
'--app'],
returncode=1,
stderr=stderr)
def test_describe_options():
stdout = file_json(
'tests/data/package/json/test_describe_app_options.json')
assert_command(['dcos', 'package', 'describe', '--app', '--options',
'tests/data/package/marathon.json', 'marathon'],
stdout=stdout)
def test_describe_app_cli():
stdout = file_bytes(
'tests/data/package/json/test_describe_app_cli.json')
assert_command(
['dcos', 'package', 'describe', 'cassandra', '--app', '--cli'],
stdout=stdout)
def test_describe_specific_version():
stdout = file_bytes(
'tests/data/package/json/test_describe_marathon_0.8.1.json')
assert_command(['dcos', 'package', 'describe', '--package-version=0.8.1',
'marathon'],
stdout=stdout)
def test_bad_install():
args = ['--options=tests/data/package/chronos-bad.json', '--yes']
stderr = b"""Error: False is not of type 'string'
Path: chronos.zk-hosts
Value: false
Please create a JSON file with the appropriate options, and pass the \
/path/to/file as an --options argument.
"""
_install_chronos(args=args,
returncode=1,
stdout=b'',
stderr=stderr,
postInstallNotes=b'')
def test_install(zk_znode):
_install_chronos()
watch_all_deployments()
wait_for_service('chronos')
_uninstall_chronos()
watch_all_deployments()
services = get_services(args=['--inactive'])
assert len([service for service in services
if service['name'] == 'chronos']) == 0
def test_install_missing_options_file():
"""Test that a missing options file results in the expected stderr
message."""
assert_command(
['dcos', 'package', 'install', 'chronos', '--yes',
'--options=asdf.json'],
returncode=1,
stderr=b"Error opening file [asdf.json]: No such file or directory\n")
def test_install_specific_version():
stdout = (b'We recommend a minimum of one node with at least 2 '
b'CPU\'s and 1GB of RAM available for the Marathon Service.\n'
b'Installing Marathon app for package [marathon] '
b'version [0.8.1]\n'
b'Marathon DCOS Service has been successfully installed!\n\n'
b'\tDocumentation: https://mesosphere.github.io/marathon\n'
b'\tIssues: https:/github.com/mesosphere/marathon/issues\n\n')
uninstall_stderr = (
b'Uninstalled package [marathon] version [0.8.1]\n'
b'The Marathon DCOS Service has been uninstalled and will no longer '
b'run.\nPlease follow the instructions at http://docs.mesosphere.com/'
b'services/marathon/#uninstall to clean up any persisted state\n'
)
with _package('marathon',
stdout=stdout,
uninstall_stderr=uninstall_stderr,
args=['--yes', '--package-version=0.8.1']):
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'list', 'marathon', '--json'])
assert returncode == 0
assert stderr == b''
assert json.loads(stdout.decode('utf-8'))[0]['version'] == "0.8.1"
def test_install_bad_package_version():
stderr = b'Version a.b.c of package [cassandra] is not available\n'
assert_command(
['dcos', 'package', 'install', 'cassandra',
'--package-version=a.b.c'],
returncode=1,
stderr=stderr)
def test_package_metadata():
_install_helloworld()
# test marathon labels
expected_metadata = b"""eyJkZXNjcmlwdGlvbiI6ICJFeGFtcGxlIERDT1MgYXBwbGljYX\
Rpb24gcGFja2FnZSIsICJtYWludGFpbmVyIjogInN1cHBvcnRAbWVzb3NwaGVyZS5pbyIsICJuYW1l\
IjogImhlbGxvd29ybGQiLCAicG9zdEluc3RhbGxOb3RlcyI6ICJBIHNhbXBsZSBwb3N0LWluc3RhbG\
xhdGlvbiBtZXNzYWdlIiwgInByZUluc3RhbGxOb3RlcyI6ICJBIHNhbXBsZSBwcmUtaW5zdGFsbGF0\
aW9uIG1lc3NhZ2UiLCAidGFncyI6IFsibWVzb3NwaGVyZSIsICJleGFtcGxlIiwgInN1YmNvbW1hbm\
QiXSwgInZlcnNpb24iOiAiMC4xLjAiLCAid2Vic2l0ZSI6ICJodHRwczovL2dpdGh1Yi5jb20vbWVz\
b3NwaGVyZS9kY29zLWhlbGxvd29ybGQifQ=="""
expected_command = b"""eyJwaXAiOiBbImRjb3M8MS4wIiwgImdpdCtodHRwczovL2dpdGh\
1Yi5jb20vbWVzb3NwaGVyZS9kY29zLWhlbGxvd29ybGQuZ2l0I2Rjb3MtaGVsbG93b3JsZD0wLjEuM\
CJdfQ=="""
expected_source = b"""https://github.com/mesosphere/universe/archive/\
cli-test-3.zip"""
expected_labels = {
'DCOS_PACKAGE_METADATA': expected_metadata,
'DCOS_PACKAGE_COMMAND': expected_command,
'DCOS_PACKAGE_REGISTRY_VERSION': b'2.0.0-rc1',
'DCOS_PACKAGE_NAME': b'helloworld',
'DCOS_PACKAGE_VERSION': b'0.1.0',
'DCOS_PACKAGE_SOURCE': expected_source,
'DCOS_PACKAGE_RELEASE': b'0',
}
app_labels = _get_app_labels('helloworld')
for label, value in expected_labels.items():
assert value == six.b(app_labels.get(label))
# test local package.json
package = {
"description": "Example DCOS application package",
"maintainer": "support@mesosphere.io",
"name": "helloworld",
"postInstallNotes": "A sample post-installation message",
"preInstallNotes": "A sample pre-installation message",
"tags": ["mesosphere", "example", "subcommand"],
"version": "0.1.0",
"website": "https://github.com/mesosphere/dcos-helloworld",
}
package_dir = subcommand.package_dir('helloworld')
# test local package.json
package_path = os.path.join(package_dir, 'package.json')
with open(package_path) as f:
assert json.load(f) == package
# test local source
source_path = os.path.join(package_dir, 'source')
with open(source_path) as f:
assert six.b(f.read()) == expected_source
# test local version
version_path = os.path.join(package_dir, 'version')
with open(version_path) as f:
assert six.b(f.read()) == b'0'
# uninstall helloworld
_uninstall_helloworld()
def test_install_with_id(zk_znode):
args = ['--app-id=chronos-1', '--yes']
stdout = (b'Installing Marathon app for package [chronos] version [2.4.0] '
b'with app id [chronos-1]\n')
_install_chronos(args=args, stdout=stdout)
args = ['--app-id=chronos-2', '--yes']
stdout = (b'Installing Marathon app for package [chronos] version [2.4.0] '
b'with app id [chronos-2]\n')
_install_chronos(args=args, stdout=stdout)
def test_install_missing_package():
stderr = b"""Package [missing-package] not found
You may need to run 'dcos package update' to update your repositories
"""
assert_command(['dcos', 'package', 'install', 'missing-package'],
returncode=1,
stderr=stderr)
def test_uninstall_with_id(zk_znode):
_uninstall_chronos(args=['--app-id=chronos-1'])
def test_uninstall_all(zk_znode):
_uninstall_chronos(args=['--all'])
get_services(expected_count=1, args=['--inactive'])
def test_uninstall_missing():
stderr = 'Package [chronos] is not installed.\n'
_uninstall_chronos(returncode=1, stderr=stderr)
stderr = 'Package [chronos] with id [chronos-1] is not installed.\n'
_uninstall_chronos(
args=['--app-id=chronos-1'],
returncode=1,
stderr=stderr)
def test_uninstall_subcommand():
_install_helloworld()
_uninstall_helloworld()
_list()
def test_uninstall_cli():
_install_helloworld()
_uninstall_helloworld(args=['--cli'])
stdout = b"""[
{
"apps": [
"/helloworld"
],
"description": "Example DCOS application package",
"maintainer": "support@mesosphere.io",
"name": "helloworld",
"packageSource": "https://github.com/mesosphere/universe/archive/\
cli-test-3.zip",
"postInstallNotes": "A sample post-installation message",
"preInstallNotes": "A sample pre-installation message",
"releaseVersion": "0",
"tags": [
"mesosphere",
"example",
"subcommand"
],
"version": "0.1.0",
"website": "https://github.com/mesosphere/dcos-helloworld"
}
]
"""
_list(stdout=stdout)
_uninstall_helloworld()
def test_uninstall_multiple_apps():
stdout = (b'A sample pre-installation message\n'
b'Installing Marathon app for package [helloworld] version '
b'[0.1.0] with app id [/helloworld-1]\n'
b'Installing CLI subcommand for package [helloworld] '
b'version [0.1.0]\n'
b'New command available: dcos helloworld\n'
b'A sample post-installation message\n')
_install_helloworld(['--yes', '--app-id=/helloworld-1'],
stdout=stdout)
stdout = (b'A sample pre-installation message\n'
b'Installing Marathon app for package [helloworld] version '
b'[0.1.0] with app id [/helloworld-2]\n'
b'Installing CLI subcommand for package [helloworld] '
b'version [0.1.0]\n'
b'New command available: dcos helloworld\n'
b'A sample post-installation message\n')
_install_helloworld(['--yes', '--app-id=/helloworld-2'],
stdout=stdout)
stderr = (b"Multiple apps named [helloworld] are installed: "
b"[/helloworld-1, /helloworld-2].\n"
b"Please use --app-id to specify the ID of the app "
b"to uninstall, or use --all to uninstall all apps.\n")
_uninstall_helloworld(stderr=stderr,
returncode=1)
assert_command(['dcos', 'package', 'uninstall', 'helloworld', '--all'])
watch_all_deployments()
def test_list(zk_znode):
_list()
_list(args=['xyzzy', '--json'])
_list(args=['--app-id=/xyzzy', '--json'])
_install_chronos()
expected_output = _chronos_description(['/chronos'])
_list(stdout=expected_output)
_list(args=['--json', 'chronos'],
stdout=expected_output)
_list(args=['--json', '--app-id=/chronos'],
stdout=expected_output)
_list(args=['--json', 'ceci-nest-pas-une-package'])
_list(args=['--json', '--app-id=/ceci-nest-pas-une-package'])
_uninstall_chronos()
def test_list_table():
with _helloworld():
assert_lines(['dcos', 'package', 'list'], 2)
def test_install_yes():
with open('tests/data/package/assume_yes.txt') as yes_file:
_install_helloworld(
args=[],
stdin=yes_file,
stdout=b'A sample pre-installation message\n'
b'Continue installing? [yes/no] '
b'Installing Marathon app for package [helloworld] version '
b'[0.1.0]\n'
b'Installing CLI subcommand for package [helloworld] '
b'version [0.1.0]\n'
b'New command available: dcos helloworld\n'
b'A sample post-installation message\n')
_uninstall_helloworld()
def test_install_no():
with open('tests/data/package/assume_no.txt') as no_file:
_install_helloworld(
args=[],
stdin=no_file,
stdout=b'A sample pre-installation message\n'
b'Continue installing? [yes/no] Exiting installation.\n')
def test_list_cli():
_install_helloworld()
stdout = b"""\
[
{
"apps": [
"/helloworld"
],
"command": {
"name": "helloworld"
},
"description": "Example DCOS application package",
"maintainer": "support@mesosphere.io",
"name": "helloworld",
"packageSource": "https://github.com/mesosphere/universe/archive/\
cli-test-3.zip",
"postInstallNotes": "A sample post-installation message",
"preInstallNotes": "A sample pre-installation message",
"releaseVersion": "0",
"tags": [
"mesosphere",
"example",
"subcommand"
],
"version": "0.1.0",
"website": "https://github.com/mesosphere/dcos-helloworld"
}
]
"""
_list(stdout=stdout)
_uninstall_helloworld()
stdout = (b"A sample pre-installation message\n"
b"Installing CLI subcommand for package [helloworld] " +
b"version [0.1.0]\n"
b"New command available: dcos helloworld\n"
b"A sample post-installation message\n")
_install_helloworld(args=['--cli', '--yes'], stdout=stdout)
stdout = b"""\
[
{
"command": {
"name": "helloworld"
},
"description": "Example DCOS application package",
"maintainer": "support@mesosphere.io",
"name": "helloworld",
"packageSource": "https://github.com/mesosphere/universe/archive/\
cli-test-3.zip",
"postInstallNotes": "A sample post-installation message",
"preInstallNotes": "A sample pre-installation message",
"releaseVersion": "0",
"tags": [
"mesosphere",
"example",
"subcommand"
],
"version": "0.1.0",
"website": "https://github.com/mesosphere/dcos-helloworld"
}
]
"""
_list(stdout=stdout)
_uninstall_helloworld()
def test_uninstall_multiple_frameworknames(zk_znode):
_install_chronos(
args=['--yes', '--options=tests/data/package/chronos-1.json'])
_install_chronos(
args=['--yes', '--options=tests/data/package/chronos-2.json'])
watch_all_deployments()
expected_output = _chronos_description(
['/chronos-user-1', '/chronos-user-2'])
_list(stdout=expected_output)
_list(args=['--json', 'chronos'], stdout=expected_output)
_list(args=['--json', '--app-id=/chronos-user-1'],
stdout=_chronos_description(['/chronos-user-1']))
_list(args=['--json', '--app-id=/chronos-user-2'],
stdout=_chronos_description(['/chronos-user-2']))
_uninstall_chronos(
args=['--app-id=chronos-user-1'],
returncode=1,
stderr='Uninstalled package [chronos] version [2.4.0]\n'
'The Chronos DCOS Service has been uninstalled and will no '
'longer run.\nPlease follow the instructions at http://docs.'
'mesosphere.com/services/chronos/#uninstall to clean up any '
'persisted state\n'
'Unable to shutdown the framework for [chronos-user] because '
'there are multiple frameworks with the same name: ')
_uninstall_chronos(
args=['--app-id=chronos-user-2'],
returncode=1,
stderr='Uninstalled package [chronos] version [2.4.0]\n'
'The Chronos DCOS Service has been uninstalled and will no '
'longer run.\nPlease follow the instructions at http://docs.'
'mesosphere.com/services/chronos/#uninstall to clean up any '
'persisted state\n'
'Unable to shutdown the framework for [chronos-user] because '
'there are multiple frameworks with the same name: ')
for framework in get_services(args=['--inactive']):
if framework['name'] == 'chronos-user':
service_shutdown(framework['id'])
def test_search():
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'search', 'cron', '--json'])
assert returncode == 0
assert b'chronos' in stdout
assert stderr == b''
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'search', 'xyzzy', '--json'])
assert returncode == 0
assert b'"packages": []' in stdout
assert b'"source": "https://github.com/mesosphere/universe/archive/\
cli-test-3.zip"' in stdout
assert stderr == b''
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'search', 'xyzzy'])
assert returncode == 1
assert b'' == stdout
assert stderr == b'No packages found.\n'
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'search', '--json'])
registries = json.loads(stdout.decode('utf-8'))
for registry in registries:
# assert the number of packages is gte the number at the time
# this test was written
assert len(registry['packages']) >= 5
assert returncode == 0
assert stderr == b''
def test_search_table():
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'search'])
assert returncode == 0
assert b'chronos' in stdout
assert len(stdout.decode('utf-8').split('\n')) > 5
assert stderr == b''
def test_search_ends_with_wildcard():
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'search', 'c*', '--json'])
assert returncode == 0
assert b'chronos' in stdout
assert b'cassandra' in stdout
assert stderr == b''
registries = json.loads(stdout.decode('utf-8'))
for registry in registries:
assert len(registry['packages']) == 2
def test_search_start_with_wildcard():
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'search', '*nos', '--json'])
assert returncode == 0
assert b'chronos' in stdout
assert stderr == b''
registries = json.loads(stdout.decode('utf-8'))
for registry in registries:
assert len(registry['packages']) == 1
def test_search_middle_with_wildcard():
returncode, stdout, stderr = exec_command(
['dcos', 'package', 'search', 'c*s', '--json'])
assert returncode == 0
assert b'chronos' in stdout
assert stderr == b''
registries = json.loads(stdout.decode('utf-8'))
for registry in registries:
assert len(registry['packages']) == 1
@patch('dcos.package.Package.package_json')
@patch('dcos.package.Package.config_json')
def test_bad_config_schema_msg(config_mock, package_mock):
pkg = package.Package("", "/")
config_mock.return_value = {}
package_mock.return_value = {'maintainer': 'support@test'}
with pytest.raises(DCOSException) as e:
pkg.options("1", {})
msg = ("An object in the package's config.json is missing the "
"required 'properties' feature:\n {}"
"\nPlease contact the project maintainer: support@test")
assert e.exconly().split(':', 1)[1].strip() == msg
def _get_app_labels(app_id):
returncode, stdout, stderr = exec_command(
['dcos', 'marathon', 'app', 'show', app_id])
assert returncode == 0
assert stderr == b''
app_json = json.loads(stdout.decode('utf-8'))
return app_json.get('labels')
def _install_helloworld(
args=['--yes'],
stdout=b'A sample pre-installation message\n'
b'Installing Marathon app for package [helloworld] '
b'version [0.1.0]\n'
b'Installing CLI subcommand for package [helloworld] '
b'version [0.1.0]\n'
b'New command available: dcos helloworld\n'
b'A sample post-installation message\n',
returncode=0,
stdin=None):
assert_command(
['dcos', 'package', 'install', 'helloworld'] + args,
stdout=stdout,
returncode=returncode,
stdin=stdin)
def _uninstall_helloworld(
args=[],
stdout=b'',
stderr=b'',
returncode=0):
assert_command(['dcos', 'package', 'uninstall', 'helloworld'] + args,
stdout=stdout,
stderr=stderr,
returncode=returncode)
def _uninstall_chronos(args=[], returncode=0, stdout=b'', stderr=''):
result_returncode, result_stdout, result_stderr = exec_command(
['dcos', 'package', 'uninstall', 'chronos'] + args)
assert result_returncode == returncode
assert result_stdout == stdout
assert result_stderr.decode('utf-8').startswith(stderr)
def _install_chronos(
args=['--yes'],
returncode=0,
stdout=b'Installing Marathon app for package [chronos] '
b'version [2.4.0]\n',
stderr=b'',
preInstallNotes=b'We recommend a minimum of one node with at least 1 '
b'CPU and 2GB of RAM available for the Chronos '
b'Service.\n',
postInstallNotes=b'Chronos DCOS Service has been successfully '
b'''installed!
\tDocumentation: http://mesos.github.io/chronos
\tIssues: https://github.com/mesos/chronos/issues\n''',
stdin=None):
cmd = ['dcos', 'package', 'install', 'chronos'] + args
assert_command(
cmd,
returncode,
preInstallNotes + stdout + postInstallNotes,
stderr,
stdin=stdin)
def _list(args=['--json'],
stdout=b'[]\n'):
assert_command(['dcos', 'package', 'list'] + args,
stdout=stdout)
def _helloworld():
stdout = b'''A sample pre-installation message
Installing Marathon app for package [helloworld] version [0.1.0]
Installing CLI subcommand for package [helloworld] version [0.1.0]
New command available: dcos helloworld
A sample post-installation message
'''
return _package('helloworld',
stdout=stdout)
@contextlib.contextmanager
def _package(name,
stdout=b'',
uninstall_stderr=b'',
args=['--yes']):
"""Context manager that installs a package on entrace, and uninstalls it on
exit.
:param name: package name
:type name: str
:param stdout: Expected stdout
:type stdout: str
:param uninstall_stderr: Expected stderr
:type uninstall_stderr: str
:param args: extra CLI args
:type args: [str]
:rtype: None
"""
assert_command(['dcos', 'package', 'install', name] + args,
stdout=stdout)
try:
yield
finally:
assert_command(
['dcos', 'package', 'uninstall', name],
stderr=uninstall_stderr)