135 lines
4.8 KiB
Python
135 lines
4.8 KiB
Python
# -*- coding: utf-8 -*-
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#
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# 2010-2011 Steven Armstrong (steven-cdist at armstrong.cc)
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# 2012-2013 Nico Schottelius (nico-cdist at schottelius.org)
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#
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# This file is part of cdist.
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#
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# cdist 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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# cdist 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 cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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import os
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import shutil
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import cdist
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from cdist import test
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from cdist import core
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from cdist import config
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from cdist.exec import local
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from cdist.core import manifest
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import cdist.context
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import os.path as op
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my_dir = op.abspath(op.dirname(__file__))
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fixtures = op.join(my_dir, 'fixtures')
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object_base_path = op.join(fixtures, 'object')
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type_base_path = op.join(fixtures, 'type')
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add_conf_dir = op.join(fixtures, 'conf')
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class ExecutionOrderTestCase(test.CdistTestCase):
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def setUp(self):
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self.orig_environ = os.environ
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os.environ = os.environ.copy()
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self.temp_dir = self.mkdtemp()
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self.out_dir = os.path.join(self.temp_dir, "out")
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self.remote_out_dir = os.path.join(self.temp_dir, "remote")
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os.environ['__cdist_out_dir'] = self.out_dir
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os.environ['__cdist_remote_out_dir'] = self.remote_out_dir
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self.context = cdist.context.Context(
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target_host=self.target_host,
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remote_copy=self.remote_copy,
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remote_exec=self.remote_exec,
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add_conf_dirs=[add_conf_dir],
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exec_path=test.cdist_exec_path,
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debug=False)
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self.config = config.Config(self.context)
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self.objects = list(core.CdistObject.list_objects(object_base_path, type_base_path))
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self.object_index = dict((o.name, o) for o in self.objects)
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def tearDown(self):
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os.environ = self.orig_environ
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shutil.rmtree(self.temp_dir)
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for o in self.objects:
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o.requirements = []
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def test_dependency_resolution(self):
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"""Check that the runtime respects the right order"""
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first_man = self.object_index['__first/man']
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second_on_the = self.object_index['__second/on-the']
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third_moon = self.object_index['__third/moon']
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first_man.requirements = [second_on_the.name]
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second_on_the.requirements = [third_moon.name]
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self.config.iterate_once()
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self.assertEqual(
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self.dependency_resolver.dependencies['__first/man'],
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[third_moon, second_on_the, first_man]
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)
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self.assertTrue(False)
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def test_circular_reference(self):
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first_man = self.object_index['__first/man']
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first_woman = self.object_index['__first/woman']
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first_man.requirements = [first_woman.name]
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first_woman.requirements = [first_man.name]
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with self.assertRaises(resolver.CircularReferenceError):
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self.dependency_resolver.dependencies
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self.assertTrue(False)
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def test_requirement_not_found(self):
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first_man = self.object_index['__first/man']
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first_man.requirements = ['__does/not/exist']
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with self.assertRaises(cdist.Error):
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self.dependency_resolver.dependencies
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self.assertTrue(False)
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def test_implicit_dependencies(self):
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self.context.initial_manifest = os.path.join(self.context.local.manifest_path, 'implicit_dependencies')
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self.config.stage_prepare()
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objects = core.CdistObject.list_objects(self.context.local.object_path, self.context.local.type_path)
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dependency_resolver = resolver.DependencyResolver(objects)
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expected_dependencies = [
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dependency_resolver.objects['__package_special/b'],
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dependency_resolver.objects['__package/b'],
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dependency_resolver.objects['__package_special/a']
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]
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resolved_dependencies = dependency_resolver.dependencies['__package_special/a']
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self.assertEqual(resolved_dependencies, expected_dependencies)
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self.assertTrue(False)
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def test_circular_dependency(self):
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self.context.initial_manifest = os.path.join(self.context.local.manifest_path, 'circular_dependency')
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self.config.stage_prepare()
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# raises CircularDependecyError
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self.config.stage_run()
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self.assertTrue(False)
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def test_recursive_type(self):
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self.context.initial_manifest = os.path.join(self.config.local.manifest_path, 'recursive_type')
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self.config.stage_prepare()
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# raises CircularDependecyError
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self.config.stage_run()
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self.assertTrue(False)
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