def test_scope(self):
before = db.query(Test).all()
with transaction_scope(db) as session:
obj = Test(value='Test')
session.add(obj)
after = db.query(Test).all()
assert len(before) < len(after)
def test_next_previous_page(self):
paginator = utils.Pagination(session.query(Test), page=2, limit=2)
assert paginator.next.id == 3
assert paginator.previous.id == 1
paginator = utils.Pagination(session.query(Test), page=1, limit=2)
assert not paginator.previous
paginator = utils.Pagination(session.query(Test), page=3, limit=2)
assert not paginator.next
def test_paginator_query_string_from_dict(self):
existing_get = {'page': 1, 'test': 'test'}
paginator = utils.Pagination(session.query(Test), page=2, limit=2)
paginator.next.append(**existing_get)
next_query = str(paginator.next)
assert 'test=test' in next_query
assert 'page=3' in next_query
def test_iter_pages(self):
paginator = utils.Pagination(session.query(Test), page=2, limit=2)
assert paginator.pages == 3
assert paginator.has_next
assert paginator.has_previous
for page in paginator.iter_pages():
assert True
def test_page_query_string_append(self):
paginator = utils.Pagination(session.query(Test), page=2, limit=2)
paginator.next.append(test='test')
next_query = str(paginator.next)
assert 'test=test' in next_query
assert 'page=3' in next_query
paginator.next.append(anothervalue='value')
next_query = str(paginator.next)
assert 'anothervalue=value' in next_query
assert 'test=test' in next_query
paginator.previous.append(test='test')
prev_query = str(paginator.previous)
assert 'page=1' in prev_query
def test_create_paginator(self):
paginator = utils.Pagination(session.query(Test))
expects = '<watson.db.utils.Pagination page:1 limit:20 total:6 pages:1>'
assert paginator
assert repr(paginator) == expects
def test_page_query_string(self):
paginator = utils.Pagination(session.query(Test), page=2, limit=2)
assert str(paginator.next) == '?page=3'
assert str(paginator.previous) == '?page=1'
def test_no_results(self):
paginator = utils.Pagination(session.query(Test).filter(Test.value == 10), page=2)
assert not paginator.has_next
def test_iter_results(self):
paginator = utils.Pagination(session.query(Test), page=1, limit=2)
for page in paginator:
assert True
if not paginator:
assert True is False
def test_no_results(self):
with raises(exc.NoResultFound):
utils.Pagination(session.query(Test).filter(Test.value == 10), page=2)