+ prox.get_string = mock.MagicMock(return_value=(True, '0,2,4,6,8,6;1,4,8,16,32,6'))
+ _, t2 = prox.multi_port_stats([0, 1])
+
+ prox.get_string = mock.MagicMock(return_value=(True, '0,1,1,1,1,1;1,1,1,1,1,1'))
+ _, t3 = prox.multi_port_stats([0, 1])
+
+ prox.get_string = mock.MagicMock(return_value=(True, '0,2,2,2,2,2;1,2,2,2,2,2'))
+ _, t4 = prox.multi_port_stats([0, 1])
+
+ expected = [[0, 1.0, 2.0, 0, 0, 1], [1, 3.0, 6.0, 0, 0, 1]]
+ result = prox.multi_port_stats_diff(t1, t2, 1)
+
+ self.assertListEqual(result, expected)
+
+ result = prox.multi_port_stats_diff(t4, t3, 1)
+ expected = [[0, 1.0, 1.0, 0, 0, 1], [1, 1.0, 1.0, 0, 0, 1]]
+
+ self.assertListEqual(result, expected)
+
+ prox.get_string = mock.MagicMock(return_value=(True, '0,2,4,6,8,10'))
+ ok, t5 = prox.multi_port_stats([0, 1])
+ self.assertFalse(ok)
+ self.assertListEqual(t5, [])
+
+ result = prox.multi_port_stats_diff(t5, t4, 1)
+ expected = [[0, 0.0, 0.0, 0, 0, 0], [1, 0.0, 0.0, 0, 0, 0]]
+ self.assertListEqual(result, expected)
+
+ prox.get_string = mock.MagicMock(return_value=(True, '0,10,10,20,30,0;1,30,40,50,60,0'))
+ _, t6 = prox.multi_port_stats([0, 1])
+
+ prox.get_string = \
+ mock.MagicMock(return_value=(True, '0,100,100,100,100,0;1,100,100,100,100,0'))
+ _, t7 = prox.multi_port_stats([0, 1])
+
+ result = prox.multi_port_stats_diff(t6, t7, 1)
+ expected = [[0, 0.0, 0.0, 0, 0, 0], [1, 0.0, 0.0, 0, 0, 0]]
+ self.assertListEqual(result, expected)
+
+ result = prox.multi_port_stats_diff(t1, t2, 0)
+ expected = [[0, 0.0, 0.0, 0, 0, 1], [1, 0.0, 0.0, 0, 0, 1]]
+ self.assertListEqual(result, expected)