from __future__ import division, absolute_import, print_function, unicode_literals from pyprofibus_tstlib import * initTest(__file__) import pyprofibus import pyprofibus.dp import pyprofibus.phy_dummy import pyprofibus.phy_serial class Test_DummyPhy(TestCase): def test_dummy_phy(self): phy = pyprofibus.phy_dummy.CpPhyDummySlave(debug=True) phy.setConfig(baudrate=19200) master = pyprofibus.DPM1(phy=phy, masterAddr=42, debug=True) slaveDesc = pyprofibus.DpSlaveDesc(gsd=None, slaveAddr=84) slaveDesc.setCfgDataElements([ pyprofibus.dp.DpCfgDataElement(pyprofibus.dp.DpCfgDataElement.ID_TYPE_OUT), pyprofibus.dp.DpCfgDataElement(pyprofibus.dp.DpCfgDataElement.ID_TYPE_IN), ]) slaveDesc.setUserPrmData(bytearray([1, 2, 3, 4, ])) slaveDesc.setSyncMode(True) slaveDesc.setFreezeMode(True) slaveDesc.setGroupMask(1) slaveDesc.setWatchdog(300) master.addSlave(slaveDesc) master.initialize() # Run slave initialization state machine. for i in range(25): slaveDesc.setOutData(bytearray([1, ])) master.run() # Check dummy-slave response to Data_Exchange. for i in range(100): print("testing %d" % i) j = 0 while True: j += 1 self.assertTrue(j < 10) slaveDesc.setOutData(bytearray([i, ])) master.run() ret = slaveDesc.getInData() if j >= 5 and ret is not None: break self.assertEqual(bytearray(ret), bytearray([i ^ 0xFF, ]))