119 lines
3.9 KiB
Python
119 lines
3.9 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 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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from cdist import test
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from cdist import core
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import cdist
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import cdist.context
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import cdist.config
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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 ConfigInstallRunTestCase(test.CdistTestCase):
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def setUp(self):
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# Change env for context
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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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exec_path=test.cdist_exec_path,
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debug=True)
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self.context.local.object_path = object_base_path
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self.context.local.type_path = type_base_path
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self.config = cdist.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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self.object_names = [o.name for o in self.objects]
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def tearDown(self):
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for o in self.objects:
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o.requirements = []
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o.state = ""
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os.environ = self.orig_environ
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shutil.rmtree(self.temp_dir)
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def test_dependency_resolution(self):
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first = self.object_index['__first/man']
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second = self.object_index['__second/on-the']
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third = self.object_index['__third/moon']
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first.requirements = [second.name]
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second.requirements = [third.name]
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# First run:
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# solves first and maybe second (depending on the order in the set)
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self.config.stage_run_iterate()
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self.assertTrue(third.state == third.STATE_DONE)
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self.config.stage_run_iterate()
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self.assertTrue(second.state == second.STATE_DONE)
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try:
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self.config.stage_run_iterate()
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except cdist.Error:
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# Allow failing, because the third run may or may not be unecessary already,
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# depending on the order of the objects
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pass
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self.assertTrue(first.state == first.STATE_DONE)
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def test_unresolvable_requirements(self):
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"""Ensure an exception is thrown for unresolvable depedencies"""
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# Create to objects depending on each other - no solution possible
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first = self.object_index['__first/man']
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second = self.object_index['__second/on-the']
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first.requirements = [second.name]
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second.requirements = [first.name]
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# First round solves __third/moon
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self.config.stage_run_iterate()
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# Second round detects it cannot solve the rest
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with self.assertRaises(cdist.Error):
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self.config.stage_run_iterate()
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