274 lines
9.2 KiB
Python
274 lines
9.2 KiB
Python
from __future__ import absolute_import, unicode_literals
|
|
|
|
import os
|
|
|
|
import mock
|
|
|
|
import pkg_resources
|
|
|
|
import pytest
|
|
|
|
from mopidy import config, exceptions, ext
|
|
|
|
from tests import IsA, any_unicode
|
|
|
|
|
|
class DummyExtension(ext.Extension):
|
|
dist_name = 'Mopidy-Foobar'
|
|
ext_name = 'foobar'
|
|
version = '1.2.3'
|
|
|
|
def get_default_config(self):
|
|
return '[foobar]\nenabled = true'
|
|
|
|
|
|
any_testextension = IsA(DummyExtension)
|
|
|
|
|
|
class TestExtension(object):
|
|
|
|
@pytest.fixture
|
|
def extension(self):
|
|
return ext.Extension()
|
|
|
|
def test_dist_name_is_none(self, extension):
|
|
assert extension.dist_name is None
|
|
|
|
def test_ext_name_is_none(self, extension):
|
|
assert extension.ext_name is None
|
|
|
|
def test_version_is_none(self, extension):
|
|
assert extension.version is None
|
|
|
|
def test_get_default_config_raises_not_implemented(self, extension):
|
|
with pytest.raises(NotImplementedError):
|
|
extension.get_default_config()
|
|
|
|
def test_get_config_schema_returns_extension_schema(self, extension):
|
|
schema = extension.get_config_schema()
|
|
assert isinstance(schema['enabled'], config.Boolean)
|
|
|
|
def test_validate_environment_does_nothing_by_default(self, extension):
|
|
assert extension.validate_environment() is None
|
|
|
|
def test_setup_raises_not_implemented(self, extension):
|
|
with pytest.raises(NotImplementedError):
|
|
extension.setup(None)
|
|
|
|
def test_get_cache_dir_raises_assertion_error(self, extension):
|
|
config = {'core': {'cache_dir': '/tmp'}}
|
|
with pytest.raises(AssertionError): # ext_name not set
|
|
ext.Extension.get_cache_dir(config)
|
|
|
|
def test_get_config_dir_raises_assertion_error(self, extension):
|
|
config = {'core': {'config_dir': '/tmp'}}
|
|
with pytest.raises(AssertionError): # ext_name not set
|
|
ext.Extension.get_config_dir(config)
|
|
|
|
def test_get_data_dir_raises_assertion_error(self, extension):
|
|
config = {'core': {'data_dir': '/tmp'}}
|
|
with pytest.raises(AssertionError): # ext_name not set
|
|
ext.Extension.get_data_dir(config)
|
|
|
|
|
|
class TestLoadExtensions(object):
|
|
|
|
@pytest.yield_fixture
|
|
def iter_entry_points_mock(self, request):
|
|
patcher = mock.patch('pkg_resources.iter_entry_points')
|
|
iter_entry_points = patcher.start()
|
|
iter_entry_points.return_value = []
|
|
yield iter_entry_points
|
|
patcher.stop()
|
|
|
|
def test_no_extensions(self, iter_entry_points_mock):
|
|
iter_entry_points_mock.return_value = []
|
|
assert ext.load_extensions() == []
|
|
|
|
def test_load_extensions(self, iter_entry_points_mock):
|
|
mock_entry_point = mock.Mock()
|
|
mock_entry_point.load.return_value = DummyExtension
|
|
|
|
iter_entry_points_mock.return_value = [mock_entry_point]
|
|
|
|
expected = ext.ExtensionData(
|
|
any_testextension, mock_entry_point, IsA(config.ConfigSchema),
|
|
any_unicode, None)
|
|
|
|
assert ext.load_extensions() == [expected]
|
|
|
|
def test_gets_wrong_class(self, iter_entry_points_mock):
|
|
|
|
class WrongClass(object):
|
|
pass
|
|
|
|
mock_entry_point = mock.Mock()
|
|
mock_entry_point.load.return_value = WrongClass
|
|
|
|
iter_entry_points_mock.return_value = [mock_entry_point]
|
|
|
|
assert ext.load_extensions() == []
|
|
|
|
def test_gets_instance(self, iter_entry_points_mock):
|
|
mock_entry_point = mock.Mock()
|
|
mock_entry_point.load.return_value = DummyExtension()
|
|
|
|
iter_entry_points_mock.return_value = [mock_entry_point]
|
|
|
|
assert ext.load_extensions() == []
|
|
|
|
def test_creating_instance_fails(self, iter_entry_points_mock):
|
|
mock_extension = mock.Mock(spec=ext.Extension)
|
|
mock_extension.side_effect = Exception
|
|
|
|
mock_entry_point = mock.Mock()
|
|
mock_entry_point.load.return_value = mock_extension
|
|
|
|
iter_entry_points_mock.return_value = [mock_entry_point]
|
|
|
|
assert ext.load_extensions() == []
|
|
|
|
def test_get_config_schema_fails(self, iter_entry_points_mock):
|
|
mock_entry_point = mock.Mock()
|
|
mock_entry_point.load.return_value = DummyExtension
|
|
|
|
iter_entry_points_mock.return_value = [mock_entry_point]
|
|
|
|
with mock.patch.object(DummyExtension, 'get_config_schema') as get:
|
|
get.side_effect = Exception
|
|
|
|
assert ext.load_extensions() == []
|
|
get.assert_called_once_with()
|
|
|
|
def test_get_default_config_fails(self, iter_entry_points_mock):
|
|
mock_entry_point = mock.Mock()
|
|
mock_entry_point.load.return_value = DummyExtension
|
|
|
|
iter_entry_points_mock.return_value = [mock_entry_point]
|
|
|
|
with mock.patch.object(DummyExtension, 'get_default_config') as get:
|
|
get.side_effect = Exception
|
|
|
|
assert ext.load_extensions() == []
|
|
get.assert_called_once_with()
|
|
|
|
def test_get_command_fails(self, iter_entry_points_mock):
|
|
mock_entry_point = mock.Mock()
|
|
mock_entry_point.load.return_value = DummyExtension
|
|
|
|
iter_entry_points_mock.return_value = [mock_entry_point]
|
|
|
|
with mock.patch.object(DummyExtension, 'get_command') as get:
|
|
get.side_effect = Exception
|
|
|
|
assert ext.load_extensions() == []
|
|
get.assert_called_once_with()
|
|
|
|
|
|
class TestValidateExtensionData(object):
|
|
|
|
@pytest.fixture
|
|
def ext_data(self):
|
|
extension = DummyExtension()
|
|
|
|
entry_point = mock.Mock()
|
|
entry_point.name = extension.ext_name
|
|
|
|
schema = extension.get_config_schema()
|
|
defaults = extension.get_default_config()
|
|
command = extension.get_command()
|
|
|
|
return ext.ExtensionData(
|
|
extension, entry_point, schema, defaults, command)
|
|
|
|
def test_name_mismatch(self, ext_data):
|
|
ext_data.entry_point.name = 'barfoo'
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_distribution_not_found(self, ext_data):
|
|
error = pkg_resources.DistributionNotFound
|
|
ext_data.entry_point.require.side_effect = error
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_version_conflict(self, ext_data):
|
|
error = pkg_resources.VersionConflict
|
|
ext_data.entry_point.require.side_effect = error
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_entry_point_require_exception(self, ext_data):
|
|
ext_data.entry_point.require.side_effect = Exception
|
|
|
|
# Hope that entry points are well behaved, so exception will bubble.
|
|
with pytest.raises(Exception):
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_extenions_validate_environment_error(self, ext_data):
|
|
extension = ext_data.extension
|
|
with mock.patch.object(extension, 'validate_environment') as validate:
|
|
validate.side_effect = exceptions.ExtensionError('error')
|
|
|
|
assert not ext.validate_extension_data(ext_data)
|
|
validate.assert_called_once_with()
|
|
|
|
def test_extenions_validate_environment_exception(self, ext_data):
|
|
extension = ext_data.extension
|
|
with mock.patch.object(extension, 'validate_environment') as validate:
|
|
validate.side_effect = Exception
|
|
|
|
assert not ext.validate_extension_data(ext_data)
|
|
validate.assert_called_once_with()
|
|
|
|
def test_missing_schema(self, ext_data):
|
|
ext_data = ext_data._replace(config_schema=None)
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_schema_that_is_missing_enabled(self, ext_data):
|
|
del ext_data.config_schema['enabled']
|
|
ext_data.config_schema['baz'] = config.String()
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_schema_with_wrong_types(self, ext_data):
|
|
ext_data.config_schema['enabled'] = 123
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_schema_with_invalid_type(self, ext_data):
|
|
ext_data.config_schema['baz'] = 123
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_no_default_config(self, ext_data):
|
|
ext_data = ext_data._replace(config_defaults=None)
|
|
assert not ext.validate_extension_data(ext_data)
|
|
|
|
def test_get_cache_dir(self, ext_data):
|
|
core_cache_dir = '/tmp'
|
|
config = {'core': {'cache_dir': core_cache_dir}}
|
|
extension = ext_data.extension
|
|
|
|
with mock.patch.object(ext.path, 'get_or_create_dir'):
|
|
cache_dir = extension.get_cache_dir(config)
|
|
|
|
expected = os.path.join(core_cache_dir, extension.ext_name)
|
|
assert cache_dir == expected
|
|
|
|
def test_get_config_dir(self, ext_data):
|
|
core_config_dir = '/tmp'
|
|
config = {'core': {'config_dir': core_config_dir}}
|
|
extension = ext_data.extension
|
|
|
|
with mock.patch.object(ext.path, 'get_or_create_dir'):
|
|
config_dir = extension.get_config_dir(config)
|
|
|
|
expected = os.path.join(core_config_dir, extension.ext_name)
|
|
assert config_dir == expected
|
|
|
|
def test_get_data_dir(self, ext_data):
|
|
core_data_dir = '/tmp'
|
|
config = {'core': {'data_dir': core_data_dir}}
|
|
extension = ext_data.extension
|
|
|
|
with mock.patch.object(ext.path, 'get_or_create_dir'):
|
|
data_dir = extension.get_data_dir(config)
|
|
|
|
expected = os.path.join(core_data_dir, extension.ext_name)
|
|
assert data_dir == expected
|