def test_orderstorage__Orderstorage__truncate__2():
"""It does only truncate the specified namespace."""
storage = OrderStorage()
storage.add('foo1', 'bar')
storage.add('foo2', 'bar')
storage.add('foo1', 'baz')
storage.truncate('bar')
assert [] == storage.byNamespace('bar')
assert ['foo1'] == storage.byNamespace('baz')
def test_orderstorage__Orderstorage__add__4():
"""It allows to add an object to different namespaces."""
storage = OrderStorage()
storage.add('foo', 'bar')
storage.add('foo', 'bar2')
assert ['bar', 'bar2'] == sorted(storage.namespaces())
assert ['foo'] == storage.byNamespace('bar')
assert ['foo'] == storage.byNamespace('bar2')
def storage():
"""`OrderStorage` filled with some items."""
storage = OrderStorage()
storage.add('foo1', 'bar')
storage.add('foo2', 'bar')
storage.add('foo3', 'bar')
storage.add('foo4', 'bar')
storage.add('baz', 'fuz')
return storage
def test_orderstorage__Orderstorage__add__3():
"""Adding duplicates does not change the sort order."""
storage = OrderStorage()
storage.add('foo1', 'bar')
storage.add('foo3', 'bar')
storage.add('foo2', 'bar')
storage.add('foo3', 'bar')
assert ['foo1', 'foo3', 'foo2'] == storage.byNamespace('bar')
def test_orderstorage__Orderstorage__add__2():
"""It does not raise an error when adding an object twice."""
storage = OrderStorage()
storage.add('foo', 'bar')
storage.add('foo', 'bar')
assert ['bar'] == list(storage.namespaces())
assert ['foo'] == storage.byNamespace('bar')
def test_orderstorage__Orderstorage__remove__2():
"""It raises `KeyError` on remove of an obj from not existing namespace."""
storage = OrderStorage()
storage.add('fuz', 'baz')
with pytest.raises(KeyError):
storage.remove('foo', 'bar')
def test_orderstorage__Orderstorage__remove__1():
"""It allows to remove objects from the order storage."""
storage = OrderStorage()
storage.add('foo', 'bar')
storage.add('foo2', 'bar2')
storage.add('foo2', 'bar')
storage.remove('foo', 'bar')
assert ['bar', 'bar2'] == sorted(storage.namespaces())
assert ['foo2'] == storage.byNamespace('bar')
assert ['foo2'] == storage.byNamespace('bar2')
storage.remove('foo2', 'bar2')
assert ['bar', 'bar2'] == sorted(storage.namespaces())
assert ['foo2'] == storage.byNamespace('bar')
assert [] == storage.byNamespace('bar2')
storage.remove('foo2', 'bar')
assert ['bar', 'bar2'] == sorted(storage.namespaces())
assert [] == storage.byNamespace('bar')
assert [] == storage.byNamespace('bar2')
def test_orderstorage__Orderstorage__add__1():
"""It allows to add objects to namespaces."""
storage = OrderStorage()
assert [] == list(storage.namespaces())
storage.add('foo', 'bar')
assert ['bar'] == list(storage.namespaces())
assert ['foo'] == storage.byNamespace('bar')
storage.add('foo2', 'bar2')
assert ['bar', 'bar2'] == sorted(storage.namespaces())
assert ['foo'] == storage.byNamespace('bar')
assert ['foo2'] == storage.byNamespace('bar2')
storage.add('foo2', 'bar')
assert ['bar', 'bar2'] == sorted(storage.namespaces())
assert ['foo', 'foo2'] == storage.byNamespace('bar')
assert ['foo2'] == storage.byNamespace('bar2')
def test_orderstorage__OrderStorage__1():
"""`OrderStorage` fulfills the `IOrderStorage` interface."""
zope.interface.verify.verifyObject(IOrderStorage, OrderStorage())
def test_orderstorage__Orderstorage__truncate__1():
"""It does not create a new namespace when it does not exist."""
storage = OrderStorage()
storage.truncate('baz')
assert [] == sorted(storage.namespaces())
def test_orderstorage__Orderstorage__get__3():
"""It raises a `KeyError` if the object was added to another namespace."""
storage = OrderStorage()
storage.add('foo1', 'baz')
with pytest.raises(KeyError):
storage.get('foo1', 'bar')
def test_orderstorage__Orderstorage__get__2():
"""It raises a `KeyError` for a not existing object."""
storage = OrderStorage()
storage.add('foo1', 'bar')
with pytest.raises(KeyError):
storage.get('foo2', 'bar')
def test_orderstorage__Orderstorage__get__1():
"""It raises a `KeyError` for a not existing namespace."""
with pytest.raises(KeyError):
OrderStorage().get('foo1', 'bar')
def test_orderstorage__Orderstorage__remove__3():
"""It raises `ValueError` on remove of a not existing object."""
storage = OrderStorage()
storage.add('fuz', 'bar')
with pytest.raises(ValueError):
storage.remove('foo', 'bar')