Add test for executemany

test/test_regressions/test_execute_many.py

@@ -0,0 +1,18 @@
+from sqlalchemy.testing import fixtures, config
+from sqlalchemy.testing.assertions import eq_
+from sqlalchemy import Column, INTEGER, JSON, Table, testing, select
+
+class ExecuteTest(fixtures.TablesTest):
+    __backend__ = True
+
+    @classmethod
+    def define_tables(cls, metadata):
+        cls.table = 'pandas_table'
+        Table(cls.table, metadata,
+              Column('id', INTEGER, primary_key=True, autoincrement=True),
+              Column('value', INTEGER))
+
+    def test_execute_many(self):
+        engine = config.db
+        with engine.connect() as connection:
+            connection.execute(Table.insert(), range(1000))