def test_update_passes_no_revision_exception_if_there_is_no_data_in_ds(
self, data_storage_manager):
data_storage_manager.return_value.last_revision_number.side_effect = DataStorageManager.NoRevision(
)
data_source = StoreManager().get_store('xmldatasource')
with self.assertRaises(DataStorageManager.NoRevision):
data_source.update()
def test_update_creates_store_if_it_does_not_exist(self, data_storage_manager, update_products):
self.assertEqual(Store.objects.count(), 0)
data_storage_manager.return_value.get.return_value = '<products></products>'
data_storage_manager.return_value.last_revision_number.return_value = 0
data_source = StoreManager().get_store('xmldatasource')
data_source.update()
self.assertEqual(Store.objects.count(), 1)
def test_update_creates_store_if_it_does_not_exist(self,
data_storage_manager,
update_products):
self.assertEqual(Store.objects.count(), 0)
data_storage_manager.return_value.get.return_value = '<products></products>'
data_storage_manager.return_value.last_revision_number.return_value = 0
data_source = StoreManager().get_store('xmldatasource')
data_source.update()
self.assertEqual(Store.objects.count(), 1)
def test_update_should_update_data_only_if_new_revision_is_available(self, data_storage_manager, update_products):
Store.objects.create(name=self.store_config['name'], url=self.store_config['url'], last_update_revision=42)
data_source = StoreManager().get_store('xmldatasource')
data_storage_manager.return_value.get.return_value = '<products></products>'
data_storage_manager.return_value.last_revision_number.return_value = 42
data_source.update()
self.assertEqual(update_products.call_count, 0)
data_storage_manager.return_value.last_revision_number.return_value = 43
data_source.update()
update_products.assert_called_once_with(revision_number=43, added=[], deleted=[], modified=[])
def test_update_should_update_data_only_if_new_revision_is_available(
self, data_storage_manager, update_products):
Store.objects.create(name=self.store_config['name'],
url=self.store_config['url'],
last_update_revision=42)
data_source = StoreManager().get_store('xmldatasource')
data_storage_manager.return_value.get.return_value = '<products></products>'
data_storage_manager.return_value.last_revision_number.return_value = 42
data_source.update()
self.assertEqual(update_products.call_count, 0)
data_storage_manager.return_value.last_revision_number.return_value = 43
data_source.update()
update_products.assert_called_once_with(revision_number=43,
added=[],
deleted=[],
modified=[])
class TestXmlDataSource2(TestCase):
def setUp(self):
self.patcher1 = patch('spistresci.stores.datasource.generic.DataStorageManager')
self.patcher2 = patch('spistresci.stores.datasource.generic.Store.update_products')
self.addCleanup(self.patcher1.stop)
self.addCleanup(self.patcher2.stop)
Config.read()
self.store_config = Config.get()['stores']['xmldatasource']
self.data_storage_manager = self.patcher1.start()
self.update_products = self.patcher2.start()
Store.objects.create(name=self.store_config['name'], url=self.store_config['url'], last_update_revision=0)
self.data_storage_manager.return_value.last_revision_number.return_value = 1
self.rev0 = '''
<products>
<product><id>1</id><title>AAA</title></product>
<product><id>2</id><title>BBB</title></product>
</products>
'''
self.rev1 = None
self.data_storage_manager.return_value.get.side_effect = lambda f, rev: self.rev0 if rev == 0 else self.rev1
self.data_source = StoreManager().get_store('xmldatasource')
self.data_source.xml_tag_dict = {
'external_id': ('./id', ''),
'title': ('./title', ''),
}
def assert_helper(self, call_args, expected):
"""
equivalent of: assert_called_once_with(revision_number=1, added=expected_added)
without caring about order of items in list passed as parameter.
Is there a better way to do that?
"""
for name, value in call_args[1].items():
if isinstance(value, list):
self.assertListEqual(
sorted(value, key=lambda k: k['external_id']),
expected[name]
)
else:
self.assertEqual(value, expected[name])
def test_update__products_were_added_to_existing_store(self):
self.rev1 = '''
<products>
<product><id>1</id><title>AAA</title></product>
<product><id>2</id><title>BBB</title></product>
<product><id>3</id><title>CCC</title></product>
<product><id>4</id><title>DDD</title></product>
</products>
'''
self.data_source.update()
expected = {
'added': [
{'external_id': '3', 'title': 'CCC'},
{'external_id': '4', 'title': 'DDD'},
],
'deleted': [],
'modified': [],
'revision_number': 1
}
self.assertEqual(self.update_products.call_count, 1)
self.assert_helper(self.update_products.call_args, expected)
def test_update__products_were_modified(self):
self.rev1 = '''
<products>
<product><id>1</id><title>AAA - aaa</title></product>
<product><id>2</id><title>BBB - bbb</title></product>
</products>
'''
self.data_source.update()
expected = {
'added': [],
'deleted': [],
'modified': [
{'external_id': '1', 'title': 'AAA - aaa'},
{'external_id': '2', 'title': 'BBB - bbb'},
],
'revision_number': 1
}
self.assertEqual(self.update_products.call_count, 1)
self.assert_helper(self.update_products.call_args, expected)
def test_update__products_were_deleted(self):
self.rev1 = "<products></products>"
self.data_source.update()
expected = {
'added': [],
'deleted': [
{'external_id': '1', 'title': 'AAA'},
{'external_id': '2', 'title': 'BBB'},
],
'modified': [],
'revision_number': 1
}
self.assertEqual(self.update_products.call_count, 1)
self.assert_helper(self.update_products.call_args, expected)
def test_update__products_were_added_modified_and_deleted(self):
self.rev1 = '''
<products>
<product><id>1</id><title>AAA - aaa</title></product>
<product><id>3</id><title>CCC</title></product>
</products>
'''
self.data_source.update()
self.update_products.assert_called_once_with(
revision_number=1,
added=[{'external_id': '3', 'title': 'CCC'}],
deleted=[{'external_id': '2', 'title': 'BBB'}],
modified=[{'external_id': '1', 'title': 'AAA - aaa'}]
)
def test_update__products_were_not_changed(self):
self.rev1 = self.rev0
self.data_source.update()
self.update_products.assert_called_once_with(revision_number=1, added=[], deleted=[], modified=[])
def test_update_passes_no_revision_exception_if_there_is_no_data_in_ds(self, data_storage_manager):
data_storage_manager.return_value.last_revision_number.side_effect = DataStorageManager.NoRevision()
data_source = StoreManager().get_store('xmldatasource')
with self.assertRaises(DataStorageManager.NoRevision):
data_source.update()
class TestXmlDataSource2(TestCase):
def setUp(self):
self.patcher1 = patch(
'spistresci.stores.datasource.generic.DataStorageManager')
self.patcher2 = patch(
'spistresci.stores.datasource.generic.Store.update_products')
self.addCleanup(self.patcher1.stop)
self.addCleanup(self.patcher2.stop)
Config.read()
self.store_config = Config.get()['stores']['xmldatasource']
self.data_storage_manager = self.patcher1.start()
self.update_products = self.patcher2.start()
Store.objects.create(name=self.store_config['name'],
url=self.store_config['url'],
last_update_revision=0)
self.data_storage_manager.return_value.last_revision_number.return_value = 1
self.rev0 = '''
<products>
<product><id>1</id><title>AAA</title></product>
<product><id>2</id><title>BBB</title></product>
</products>
'''
self.rev1 = None
self.data_storage_manager.return_value.get.side_effect = lambda f, rev: self.rev0 if rev == 0 else self.rev1
self.data_source = StoreManager().get_store('xmldatasource')
self.data_source.xml_tag_dict = {
'external_id': ('./id', ''),
'title': ('./title', ''),
}
def assert_helper(self, call_args, expected):
"""
equivalent of: assert_called_once_with(revision_number=1, added=expected_added)
without caring about order of items in list passed as parameter.
Is there a better way to do that?
"""
for name, value in call_args[1].items():
if isinstance(value, list):
self.assertListEqual(
sorted(value, key=lambda k: k['external_id']),
expected[name])
else:
self.assertEqual(value, expected[name])
def test_update__products_were_added_to_existing_store(self):
self.rev1 = '''
<products>
<product><id>1</id><title>AAA</title></product>
<product><id>2</id><title>BBB</title></product>
<product><id>3</id><title>CCC</title></product>
<product><id>4</id><title>DDD</title></product>
</products>
'''
self.data_source.update()
expected = {
'added': [
{
'external_id': '3',
'title': 'CCC'
},
{
'external_id': '4',
'title': 'DDD'
},
],
'deleted': [],
'modified': [],
'revision_number':
1
}
self.assertEqual(self.update_products.call_count, 1)
self.assert_helper(self.update_products.call_args, expected)
def test_update__products_were_modified(self):
self.rev1 = '''
<products>
<product><id>1</id><title>AAA - aaa</title></product>
<product><id>2</id><title>BBB - bbb</title></product>
</products>
'''
self.data_source.update()
expected = {
'added': [],
'deleted': [],
'modified': [
{
'external_id': '1',
'title': 'AAA - aaa'
},
{
'external_id': '2',
'title': 'BBB - bbb'
},
],
'revision_number':
1
}
self.assertEqual(self.update_products.call_count, 1)
self.assert_helper(self.update_products.call_args, expected)
def test_update__products_were_deleted(self):
self.rev1 = "<products></products>"
self.data_source.update()
expected = {
'added': [],
'deleted': [
{
'external_id': '1',
'title': 'AAA'
},
{
'external_id': '2',
'title': 'BBB'
},
],
'modified': [],
'revision_number':
1
}
self.assertEqual(self.update_products.call_count, 1)
self.assert_helper(self.update_products.call_args, expected)
def test_update__products_were_added_modified_and_deleted(self):
self.rev1 = '''
<products>
<product><id>1</id><title>AAA - aaa</title></product>
<product><id>3</id><title>CCC</title></product>
</products>
'''
self.data_source.update()
self.update_products.assert_called_once_with(revision_number=1,
added=[{
'external_id': '3',
'title': 'CCC'
}],
deleted=[{
'external_id': '2',
'title': 'BBB'
}],
modified=[{
'external_id':
'1',
'title':
'AAA - aaa'
}])
def test_update__products_were_not_changed(self):
self.rev1 = self.rev0
self.data_source.update()
self.update_products.assert_called_once_with(revision_number=1,
added=[],
deleted=[],
modified=[])