1 files changed, 54 insertions, 0 deletions
diff --git a/lib/sqlalchemy/testing/suite/test_sequence.py b/lib/sqlalchemy/testing/suite/test_sequence.py
new file mode 100644
index 000000000..0b60aa5b7
--- /dev/null
+++ b/lib/sqlalchemy/testing/suite/test_sequence.py
@@ -0,0 +1,54 @@
+from .. import fixtures, config
+from ..config import requirements
+from ..assertions import eq_
+
+from sqlalchemy import Integer, String, Sequence
+
+from ..schema import Table, Column
+
+class SequenceTest(fixtures.TablesTest):
+    __requires__ = ('sequences',)
+
+    run_create_tables = 'each'
+
+    @classmethod
+    def define_tables(cls, metadata):
+        Table('seq_pk', metadata,
+                Column('id', Integer, Sequence('tab_id_seq'), primary_key=True),
+                Column('data', String(50))
+            )
+
+    def test_insert_roundtrip(self):
+        config.db.execute(
+            self.tables.seq_pk.insert(),
+            data="some data"
+        )
+        self._assert_round_trip(self.tables.seq_pk, config.db)
+
+    def test_insert_lastrowid(self):
+        r = config.db.execute(
+            self.tables.seq_pk.insert(),
+            data="some data"
+        )
+        eq_(
+            r.inserted_primary_key,
+            [1]
+        )
+
+    def test_nextval_direct(self):
+        r = config.db.execute(
+            self.tables.seq_pk.c.id.default
+        )
+        eq_(
+            r, 1
+        )
+
+
+
+    def _assert_round_trip(self, table, conn):
+        row = conn.execute(table.select()).first()
+        eq_(
+            row,
+            (1, "some data")
+        )
+