Helper and docs for offlinesales API (#5302)

src/tests/__init__.py

@@ -19,37 +19,3 @@
 # You should have received a copy of the GNU Affero General Public License along with this program.  If not, see
 # <https://www.gnu.org/licenses/>.
 #
-from django.db import DEFAULT_DB_ALIAS, connections
-from django.test.utils import CaptureQueriesContext
-
-
-class _AssertNumQueriesContext(CaptureQueriesContext):
-    # Inspired by /django/test/testcases.py
-    # but copied over to work without the unit test module
-    def __init__(self, num, connection):
-        self.num = num
-        super(_AssertNumQueriesContext, self).__init__(connection)
-
-    def __exit__(self, exc_type, exc_value, traceback):
-        super(_AssertNumQueriesContext, self).__exit__(exc_type, exc_value, traceback)
-        if exc_type is not None:
-            return
-        executed = len(self)
-        assert executed == self.num, "%d queries executed, %d expected\nCaptured queries were:\n%s" % (
-            executed, self.num,
-            '\n'.join(
-                query['sql'] for query in self.captured_queries
-            )
-        )
-
-
-def assert_num_queries(num, func=None, *args, **kwargs):
-    using = kwargs.pop("using", DEFAULT_DB_ALIAS)
-    conn = connections[using]
-
-    context = _AssertNumQueriesContext(num, conn)
-    if func is None:
-        return context
-
-    with context:
-        func(*args, **kwargs)