# (c) 2012-2014, Michael DeHaan <michael.dehaan@gmail.com> # # This file is part of Ansible # # Ansible is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # Ansible is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with Ansible. If not, see <http://www.gnu.org/licenses/>. # Make coding more python3-ish from __future__ import (absolute_import, division, print_function) __metaclass__ = type from units.compat import unittest from units.compat.mock import patch, MagicMock from ansible.errors import AnsibleError, AnsibleParserError from ansible.module_utils.common._collections_compat import Container from ansible.playbook.block import Block from units.mock.loader import DictDataLoader from units.mock.path import mock_unfrackpath_noop from ansible.playbook.role import Role from ansible.playbook.role.include import RoleInclude from ansible.playbook.role import hash_params class TestHashParams(unittest.TestCase): def test(self): params = {'foo': 'bar'} res = hash_params(params) self._assert_set(res) self._assert_hashable(res) def _assert_hashable(self, res): a_dict = {} try: a_dict[res] = res except TypeError as e: self.fail('%s is not hashable: %s' % (res, e)) def _assert_set(self, res): self.assertIsInstance(res, frozenset) def test_dict_tuple(self): params = {'foo': (1, 'bar',)} res = hash_params(params) self._assert_set(res) def test_tuple(self): params = (1, None, 'foo') res = hash_params(params) self._assert_hashable(res) def test_tuple_dict(self): params = ({'foo': 'bar'}, 37) res = hash_params(params) self._assert_hashable(res) def test_list(self): params = ['foo', 'bar', 1, 37, None] res = hash_params(params) self._assert_set(res) self._assert_hashable(res) def test_dict_with_list_value(self): params = {'foo': [1, 4, 'bar']} res = hash_params(params) self._assert_set(res) self._assert_hashable(res) def test_empty_set(self): params = set([]) res = hash_params(params) self._assert_hashable(res) self._assert_set(res) def test_generator(self): def my_generator(): for i in ['a', 1, None, {}]: yield i params = my_generator() res = hash_params(params) self._assert_hashable(res) def test_container_but_not_iterable(self): # This is a Container that is not iterable, which is unlikely but... class MyContainer(Container): def __init__(self, some_thing): self.data = [] self.data.append(some_thing) def __contains__(self, item): return item in self.data def __hash__(self): return hash(self.data) def __len__(self): return len(self.data) def __call__(self): return False foo = MyContainer('foo bar') params = foo self.assertRaises(TypeError, hash_params, params) def test_param_dict_dupe_values(self): params1 = {'foo': False} params2 = {'bar': False} res1 = hash_params(params1) res2 = hash_params(params2) hash1 = hash(res1) hash2 = hash(res2) self.assertNotEqual(res1, res2) self.assertNotEqual(hash1, hash2) def test_param_dupe(self): params1 = { # 'from_files': {}, 'tags': [], u'testvalue': False, u'testvalue2': True, # 'when': [] } params2 = { # 'from_files': {}, 'tags': [], u'testvalue': True, u'testvalue2': False, # 'when': [] } res1 = hash_params(params1) res2 = hash_params(params2) self.assertNotEqual(hash(res1), hash(res2)) self.assertNotEqual(res1, res2) foo = {} foo[res1] = 'params1' foo[res2] = 'params2' self.assertEqual(len(foo), 2) del foo[res2] self.assertEqual(len(foo), 1) for key in foo: self.assertTrue(key in foo) self.assertIn(key, foo) class TestRole(unittest.TestCase): @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_tasks(self): fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_tasks/tasks/main.yml": """ - shell: echo 'hello world' """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_tasks', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) self.assertEqual(str(r), 'foo_tasks') self.assertEqual(len(r._task_blocks), 1) assert isinstance(r._task_blocks[0], Block) @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_tasks_dir_vs_file(self): fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_tasks/tasks/custom_main/foo.yml": """ - command: bar """, "/etc/ansible/roles/foo_tasks/tasks/custom_main.yml": """ - command: baz """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_tasks', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play, from_files=dict(tasks='custom_main')) self.assertEqual(r._task_blocks[0]._ds[0]['command'], 'baz') @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_handlers(self): fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_handlers/handlers/main.yml": """ - name: test handler shell: echo 'hello world' """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_handlers', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) self.assertEqual(len(r._handler_blocks), 1) assert isinstance(r._handler_blocks[0], Block) @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_vars(self): fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_vars/defaults/main.yml": """ foo: bar """, "/etc/ansible/roles/foo_vars/vars/main.yml": """ foo: bam """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_vars', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) self.assertEqual(r._default_vars, dict(foo='bar')) self.assertEqual(r._role_vars, dict(foo='bam')) @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_vars_dirs(self): fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_vars/defaults/main/foo.yml": """ foo: bar """, "/etc/ansible/roles/foo_vars/vars/main/bar.yml": """ foo: bam """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_vars', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) self.assertEqual(r._default_vars, dict(foo='bar')) self.assertEqual(r._role_vars, dict(foo='bam')) @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_vars_nested_dirs(self): fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_vars/defaults/main/foo/bar.yml": """ foo: bar """, "/etc/ansible/roles/foo_vars/vars/main/bar/foo.yml": """ foo: bam """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_vars', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) self.assertEqual(r._default_vars, dict(foo='bar')) self.assertEqual(r._role_vars, dict(foo='bam')) @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_vars_nested_dirs_combined(self): fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_vars/defaults/main/foo/bar.yml": """ foo: bar a: 1 """, "/etc/ansible/roles/foo_vars/defaults/main/bar/foo.yml": """ foo: bam b: 2 """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_vars', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) self.assertEqual(r._default_vars, dict(foo='bar', a=1, b=2)) @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_vars_dir_vs_file(self): fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_vars/vars/main/foo.yml": """ foo: bar """, "/etc/ansible/roles/foo_vars/vars/main.yml": """ foo: bam """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_vars', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) self.assertEqual(r._role_vars, dict(foo='bam')) @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_with_metadata(self): fake_loader = DictDataLoader({ '/etc/ansible/roles/foo_metadata/meta/main.yml': """ allow_duplicates: true dependencies: - bar_metadata galaxy_info: a: 1 b: 2 c: 3 """, '/etc/ansible/roles/bar_metadata/meta/main.yml': """ dependencies: - baz_metadata """, '/etc/ansible/roles/baz_metadata/meta/main.yml': """ dependencies: - bam_metadata """, '/etc/ansible/roles/bam_metadata/meta/main.yml': """ dependencies: [] """, '/etc/ansible/roles/bad1_metadata/meta/main.yml': """ 1 """, '/etc/ansible/roles/bad2_metadata/meta/main.yml': """ foo: bar """, '/etc/ansible/roles/recursive1_metadata/meta/main.yml': """ dependencies: ['recursive2_metadata'] """, '/etc/ansible/roles/recursive2_metadata/meta/main.yml': """ dependencies: ['recursive1_metadata'] """, }) mock_play = MagicMock() mock_play.collections = None mock_play.ROLE_CACHE = {} i = RoleInclude.load('foo_metadata', play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) role_deps = r.get_direct_dependencies() self.assertEqual(len(role_deps), 1) self.assertEqual(type(role_deps[0]), Role) self.assertEqual(len(role_deps[0].get_parents()), 1) self.assertEqual(role_deps[0].get_parents()[0], r) self.assertEqual(r._metadata.allow_duplicates, True) self.assertEqual(r._metadata.galaxy_info, dict(a=1, b=2, c=3)) all_deps = r.get_all_dependencies() self.assertEqual(len(all_deps), 3) self.assertEqual(all_deps[0].get_name(), 'bam_metadata') self.assertEqual(all_deps[1].get_name(), 'baz_metadata') self.assertEqual(all_deps[2].get_name(), 'bar_metadata') i = RoleInclude.load('bad1_metadata', play=mock_play, loader=fake_loader) self.assertRaises(AnsibleParserError, Role.load, i, play=mock_play) i = RoleInclude.load('bad2_metadata', play=mock_play, loader=fake_loader) self.assertRaises(AnsibleParserError, Role.load, i, play=mock_play) # TODO: re-enable this test once Ansible has proper role dep cycle detection # that doesn't rely on stack overflows being recoverable (as they aren't in Py3.7+) # see https://github.com/ansible/ansible/issues/61527 # i = RoleInclude.load('recursive1_metadata', play=mock_play, loader=fake_loader) # self.assertRaises(AnsibleError, Role.load, i, play=mock_play) @patch('ansible.playbook.role.definition.unfrackpath', mock_unfrackpath_noop) def test_load_role_complex(self): # FIXME: add tests for the more complex uses of # params and tags/when statements fake_loader = DictDataLoader({ "/etc/ansible/roles/foo_complex/tasks/main.yml": """ - shell: echo 'hello world' """, }) mock_play = MagicMock() mock_play.ROLE_CACHE = {} i = RoleInclude.load(dict(role='foo_complex'), play=mock_play, loader=fake_loader) r = Role.load(i, play=mock_play) self.assertEqual(r.get_name(), "foo_complex")