Add new test case of roll

python/tests/op_mappers/test_roll_op.py

@@ -102,6 +102,15 @@ def init_input_data(self):
         self.shifts = [121, 122]
 
 
+class TestRollCase7(TestRollOp):
+    def init_input_data(self):
+        self.feed_data = {
+            'x': self.random([10, 2, 3], 'float32'),
+        }
+        self.axis = [0, 1, 1, -2, 2, 2, 1, -1]
+        self.shifts = [1, 2, 3, 4, 5, 6, 7, 8]
+
+
 class TestRollAxesEmpty(TestRollOp):
     def set_op_attrs(self):
         return {"shifts": self.shifts, "axis": []}