267 lines
11 KiB
Python
267 lines
11 KiB
Python
from unittest import TestCase
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from unittest.mock import MagicMock, patch
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from openslides.core.models import Projector
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from openslides.utils import collection
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class TestCacheKeys(TestCase):
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def test_get_collection_id_from_cache_key(self):
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"""
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Test that get_collection_id_from_cache_key works together with
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get_single_element_cache_key.
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"""
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element = ('some/testkey', 42)
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self.assertEqual(
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element,
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collection.get_collection_id_from_cache_key(
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collection.get_single_element_cache_key(*element)))
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def test_get_collection_id_from_cache_key_for_strings(self):
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"""
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Test get_collection_id_from_cache_key for strings
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"""
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element = ('some/testkey', 'my_config_value')
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self.assertEqual(
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element,
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collection.get_collection_id_from_cache_key(
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collection.get_single_element_cache_key(*element)))
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def test_get_single_element_cache_key_prefix(self):
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"""
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Tests that the cache prefix is realy a prefix.
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"""
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element = ('some/testkey', 42)
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cache_key = collection.get_single_element_cache_key(*element)
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prefix = collection.get_single_element_cache_key_prefix(element[0])
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self.assertTrue(cache_key.startswith(prefix))
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def test_prefix_different_then_list(self):
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"""
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Test that the return value of get_single_element_cache_key_prefix is
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something different then get_element_list_cache_key.
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"""
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collection_string = 'some/testkey'
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prefix = collection.get_single_element_cache_key_prefix(collection_string)
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list_cache_key = collection.get_element_list_cache_key(collection_string)
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self.assertNotEqual(prefix, list_cache_key)
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class TestGetModelFromCollectionString(TestCase):
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def test_known_app(self):
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projector_model = collection.get_model_from_collection_string('core/projector')
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self.assertEqual(projector_model, Projector)
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def test_unknown_app(self):
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with self.assertRaises(ValueError):
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collection.get_model_from_collection_string('invalid/model')
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class TestCollectionElement(TestCase):
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def test_from_values(self):
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42)
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self.assertEqual(collection_element.collection_string, 'testmodule/model')
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self.assertEqual(collection_element.id, 42)
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@patch('openslides.utils.collection.Collection')
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@patch('openslides.utils.collection.cache')
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def test_from_values_deleted(self, mock_cache, mock_collection):
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"""
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Tests that when createing a CollectionElement with deleted=True the element
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is deleted from the cache.
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"""
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42, deleted=True)
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self.assertTrue(collection_element.is_deleted())
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mock_cache.delete.assert_called_with('testmodule/model:42')
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mock_collection.assert_called_with('testmodule/model')
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mock_collection().delete_id_from_cache.assert_called_with(42)
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def test_as_channel_message(self):
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42)
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self.assertEqual(
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collection_element.as_channels_message(),
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{'collection_string': 'testmodule/model',
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'id': 42,
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'deleted': False})
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def test_as_autoupdate_for_user(self):
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42)
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fake_user = MagicMock()
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collection_element.get_access_permissions = MagicMock()
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collection_element.get_access_permissions().get_restricted_data.return_value = 'restricted_data'
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collection_element.get_full_data = MagicMock()
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self.assertEqual(
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collection_element.as_autoupdate_for_user(fake_user),
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{'collection': 'testmodule/model',
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'id': 42,
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'action': 'changed',
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'data': 'restricted_data'})
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collection_element.get_full_data.assert_called_once_with()
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def test_as_autoupdate_for_user_no_permission(self):
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42)
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fake_user = MagicMock()
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collection_element.get_access_permissions = MagicMock()
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collection_element.get_access_permissions().get_restricted_data.return_value = None
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collection_element.get_full_data = MagicMock()
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self.assertEqual(
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collection_element.as_autoupdate_for_user(fake_user),
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{'collection': 'testmodule/model',
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'id': 42,
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'action': 'deleted'})
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collection_element.get_full_data.assert_called_once_with()
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def test_as_autoupdate_for_user_deleted(self):
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42, deleted=True)
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fake_user = MagicMock()
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self.assertEqual(
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collection_element.as_autoupdate_for_user(fake_user),
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{'collection': 'testmodule/model',
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'id': 42,
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'action': 'deleted'})
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def test_get_instance_deleted(self):
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42, deleted=True)
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with self.assertRaises(RuntimeError):
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collection_element.get_instance()
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@patch('openslides.core.config.config')
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def test_get_instance_config_str(self, mock_config):
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mock_config.get_collection_string.return_value = 'core/config'
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mock_config.__getitem__.return_value = 'config_value'
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collection_element = collection.CollectionElement.from_values('core/config', 'my_config_value')
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instance = collection_element.get_instance()
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self.assertEqual(
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instance,
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{'key': 'my_config_value',
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'value': 'config_value'})
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def test_get_instance(self):
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42)
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collection_element.get_model = MagicMock()
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collection_element.get_instance()
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collection_element.get_model().objects.get_full_queryset().get.assert_called_once_with(pk=42)
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@patch('openslides.utils.collection.cache')
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def test_get_full_data_already_loaded(self, mock_cache):
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"""
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Test that the cache and the self.get_instance() is not hit, when the
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instance is already loaded.
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"""
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42)
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collection_element.full_data = 'my_full_data'
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collection_element.get_instance = MagicMock()
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collection_element.get_full_data()
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mock_cache.get.assert_not_called()
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collection_element.get_instance.assert_not_called()
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@patch('openslides.utils.collection.cache')
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def test_get_full_data_from_cache(self, mock_cache):
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"""
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Test that the value from the cache is used not get_instance is not
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called.
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"""
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42)
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collection_element.get_instance = MagicMock()
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mock_cache.get.return_value = 'cache_value'
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instance = collection_element.get_full_data()
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self.assertEqual(instance, 'cache_value')
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mock_cache.get.assert_called_once_with('testmodule/model:42')
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collection_element.get_instance.assert_not_called
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@patch('openslides.utils.collection.Collection')
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@patch('openslides.utils.collection.cache')
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def test_get_full_data_from_get_instance(self, mock_cache, mock_Collection):
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"""
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Test that the value from get_instance is used and saved to the cache
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"""
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collection_element = collection.CollectionElement.from_values('testmodule/model', 42)
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collection_element.get_instance = MagicMock()
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collection_element.get_access_permissions = MagicMock()
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collection_element.get_access_permissions().get_full_data.return_value = 'get_instance_value'
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mock_cache.get.return_value = None
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instance = collection_element.get_full_data()
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self.assertEqual(instance, 'get_instance_value')
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mock_cache.get.assert_called_once_with('testmodule/model:42')
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collection_element.get_instance.assert_called_once_with()
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mock_cache.set.assert_called_once_with('testmodule/model:42', 'get_instance_value')
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mock_Collection.assert_called_once_with('testmodule/model')
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mock_Collection().add_id_to_cache.assert_called_once_with(42)
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def test_equal(self):
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self.assertEqual(
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collection.CollectionElement.from_values('testmodule/model', 1),
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collection.CollectionElement.from_values('testmodule/model', 1))
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self.assertEqual(
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collection.CollectionElement.from_values('testmodule/model', 1),
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collection.CollectionElement.from_values('testmodule/model', 1, deleted=True))
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self.assertNotEqual(
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collection.CollectionElement.from_values('testmodule/model', 1),
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collection.CollectionElement.from_values('testmodule/model', 2))
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self.assertNotEqual(
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collection.CollectionElement.from_values('testmodule/model', 1),
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collection.CollectionElement.from_values('testmodule/other_model', 1))
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def test_config_cache_key(self):
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"""
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Test that collection elements for config values do always use the
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config key as cache key.
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"""
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fake_config_instance = MagicMock()
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fake_config_instance.get_collection_string.return_value = 'core/config'
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fake_config_instance.key = 'test_config_key'
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self.assertEqual(
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collection.CollectionElement.from_values('core/config', 'test_config_key').get_cache_key(),
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'core/config:test_config_key')
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self.assertEqual(
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collection.CollectionElement.from_instance(fake_config_instance).get_cache_key(),
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'core/config:test_config_key')
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class TestCollection(TestCase):
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@patch('openslides.utils.collection.CollectionElement')
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@patch('openslides.utils.collection.cache')
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def test_element_generator(self, mock_cache, mock_CollectionElement):
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"""
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Test with the following scenario: The collection has three elements. Two
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are in the cache and one is not.
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"""
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test_collection = collection.Collection('testmodule/model')
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test_collection.get_all_ids = MagicMock(return_value=set([1, 2, 3]))
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test_collection.get_model = MagicMock()
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test_collection.get_model().objects.get_full_queryset().filter.return_value = ['my_instance']
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mock_cache.get_many.return_value = {
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'testmodule/model:1': 'element1',
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'testmodule/model:2': 'element2'}
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list(test_collection.element_generator())
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mock_cache.get_many.assert_called_once_with(
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['testmodule/model:1', 'testmodule/model:2', 'testmodule/model:3'])
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test_collection.get_model().objects.get_full_queryset().filter.assert_called_once_with(pk__in={3})
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self.assertEqual(mock_CollectionElement.from_values.call_count, 2)
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self.assertEqual(mock_CollectionElement.from_instance.call_count, 1)
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