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"""Tests for charm related classes and helpers."""
import os
import yaml
from jujucharm import (
Charm,
CharmCommand,
local_charm_path,
sane_charm_store_api_url,
)
from tests import (
temp_os_env,
TestCase,
)
from utility import (
JujuAssertionError,
temp_dir,
)
class TestCharm(TestCase):
def test_create_default(self):
charm = Charm('test', 'a summary')
expected = {
'name': 'test',
'summary': 'a summary',
'series': ('xenial', 'trusty'),
'maintainer': 'juju-qa@lists.canonical.com',
'description': 'description',
}
self.assertEqual(charm.metadata, expected)
def test_default_series_default(self):
charm = Charm('test', 'a summary')
self.assertEqual(charm.default_series, 'xenial')
def test_default_series_unset(self):
charm = Charm('test', 'a summary')
del charm.metadata['series']
self.assertEqual(charm.default_series, 'xenial')
def test_default_series_single(self):
charm = Charm('test', 'a summary', series='wily')
self.assertEqual(charm.default_series, 'wily')
def test_default_series_list(self):
charm = Charm('test', 'a summary', series=['trusty', 'xenial'])
self.assertEqual(charm.default_series, 'trusty')
def test_to_dir(self):
charm = Charm('test', 'a summary')
charm.metadata['description'] = 'a description'
del charm.metadata['maintainer']
with temp_dir() as charm_dir:
charm.to_dir(charm_dir)
metafile = os.path.join(charm_dir, 'metadata.yaml')
with open(metafile) as f:
metadata = yaml.load(f)
expected = {
'name': 'test',
'summary': 'a summary',
'description': 'a description',
'series': ['xenial', 'trusty'],
}
self.assertEqual(metadata, expected)
def test_to_repo_dir(self):
charm = Charm('test', 'a summary', series='wily')
with temp_dir() as repo_dir:
charm.to_repo_dir(repo_dir)
metafile = os.path.join(repo_dir, 'wily', 'test', 'metadata.yaml')
with open(metafile) as f:
metadata = yaml.load(f)
expected = {
'name': 'test',
'summary': 'a summary',
'series': 'wily',
'maintainer': Charm.DEFAULT_MAINTAINER,
'description': Charm.DEFAULT_DESCRIPTION,
}
self.assertEqual(metadata, expected)
def test_add_hook_script(self):
charm = Charm('test', 'a summary')
config_changed = '#!/bin/sh\necho changed'
charm.add_hook_script('config-changed', config_changed)
with temp_dir() as charm_dir:
charm.to_dir(charm_dir)
hookfile = os.path.join(charm_dir, 'hooks', 'config-changed')
self.assertTrue(os.access(hookfile, os.X_OK))
with open(hookfile) as f:
self.assertEqual(f.read(), config_changed)
def test_add_hook_multiple(self):
charm = Charm('test', 'a summary')
config_changed = '#!/bin/sh\necho changed'
upgrade_charm = '#!/bin/sh\necho upgraded'
charm.add_hook_script('config-changed', config_changed)
charm.add_hook_script('upgrade-charm', upgrade_charm)
with temp_dir() as charm_dir:
charm.to_dir(charm_dir)
changedfile = os.path.join(charm_dir, 'hooks', 'config-changed')
self.assertTrue(os.access(changedfile, os.X_OK))
with open(changedfile) as f:
self.assertEqual(f.read(), config_changed)
upgradedfile = os.path.join(charm_dir, 'hooks', 'upgrade-charm')
self.assertTrue(os.access(upgradedfile, os.X_OK))
with open(upgradedfile) as f:
self.assertEqual(f.read(), upgrade_charm)
def test_ensure_valid_name(self):
Charm('good-name', 'A charm with a valid name')
charm = Charm('BAD_NAME', 'A charm with a bad name',
ensure_valid_name=False)
self.assertIsNone(Charm.NAME_REGEX.match(charm.metadata['name']))
self.assertRaisesRegexp(
JujuAssertionError,
'Invalid Juju Charm Name, "BAD_NAME" does not match ".*"\.',
Charm, 'BAD_NAME', 'A charm with a checked bad name')
class TestLocalCharm(TestCase):
def test_make_local_charm_1x(self):
charm = 'mysql'
path = local_charm_path(charm, '1.25.0')
self.assertEqual(path, 'local:mysql')
def test_make_local_charm_1x_series(self):
charm = 'mysql'
path = local_charm_path(charm, '1.25.0', series='trusty')
self.assertEqual(path, 'local:trusty/mysql')
def test_make_local_charm_2x(self):
charm = 'mysql'
path = local_charm_path(charm, '2.0.0', repository='/tmp/charms')
self.assertEqual(path, '/tmp/charms/mysql')
def test_make_local_charm_2x_os_env(self):
charm = 'mysql'
with temp_os_env('JUJU_REPOSITORY', '/home/foo/repository'):
path = local_charm_path(charm, '2.0.0')
self.assertEqual(path, '/home/foo/repository/charms/mysql')
def test_make_local_charm_2x_win(self):
charm = 'mysql'
with temp_os_env('JUJU_REPOSITORY', '/home/foo/repository'):
path = local_charm_path(charm, '2.0.0', platform='win')
self.assertEqual(path, '/home/foo/repository/charms-win/mysql')
def test_make_local_charm_2x_centos(self):
charm = 'mysql'
with temp_os_env('JUJU_REPOSITORY', '/home/foo/repository'):
path = local_charm_path(charm, '2.0.0', platform='centos')
self.assertEqual(path, '/home/foo/repository/charms-centos/mysql')
class TestSaneCharmStoreApiUrl(TestCase):
def test_returns_default_value(self):
self.assertEqual(
sane_charm_store_api_url(None),
CharmCommand.default_api_url)
def test_replaces_places_api_characters(self):
api = 'https://example.com'
expected = 'https://api.example.com/charmstore'
self.assertEqual(
sane_charm_store_api_url(api),
expected)
def test_replaces_www_characters(self):
api = 'https://www.example.com'
expected = 'https://api.example.com/charmstore'
self.assertEqual(
sane_charm_store_api_url(api),
expected)
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