class KoradSerialTest(TestCase):
def setUp(self):
self.ps = KoradSerial(serial_port)
self.ps.output = OnOffState('off')
def tearDown(self):
self.ps.close()
def test_modelstring(self):
model = self.ps.model
self.assertTrue(
model.startswith('KORAD') or model.startswith('VELLEMAN'))
def test_statusclass(self):
status = self.ps.status
self.assertIsInstance(status.mode, OutputMode)
self.assertIsInstance(status.beep, OnOffState)
self.assertIsInstance(status.ocp, OnOffState)
self.assertIsInstance(status.ovp, OnOffState)
self.assertIsInstance(status.output, OnOffState)
def test_ocp(self):
self.ps.ocp = OnOffState('on')
self.assertEqual(self.ps.ocp.name, 'on')
self.ps.ocp = 'off'
self.assertEqual(self.ps.ocp.name, 'off')
def test_ovp(self):
self.ps.ovp = OnOffState('on')
self.assertEqual(self.ps.ovp.name, 'on')
self.ps.ovp = 'off'
self.assertEqual(self.ps.ovp.name, 'off')
def test_output(self):
self.ps.output = OnOffState('off')
self.assertEqual(self.ps.output.name, 'off')
self.ps.output = 'on'
self.assertEqual(self.ps.output.name, 'on')
def test_voltage(self):
self.ps.output = OnOffState('off')
voltage = self.ps.voltage_set
self.ps.voltage = 1
self.assertEqual(self.ps.voltage_actual, 0)
self.assertEqual(self.ps.voltage_set, 1)
self.ps.voltage = voltage
def test_current(self):
self.ps.output = OnOffState('off')
current = self.ps.current_set
self.ps.current = 1
self.assertEqual(self.ps.current_actual, 0)
self.assertEqual(self.ps.current_set, 1)
self.ps.current = current
def test_memory(self):
# remember saved values
self.ps.recall_from_memory(1)
c1, v1 = self.ps.current_set, self.ps.voltage_set
self.ps.recall_from_memory(2)
c2, v2 = self.ps.current_set, self.ps.voltage_set
self.ps.current = 2.0
self.ps.voltage = 5.0
self.ps.save_to_memory(1)
self.ps.current = 0.5
self.ps.voltage = 3.3
self.ps.save_to_memory(2)
self.ps.recall_from_memory(1)
self.assertEqual(self.ps.current_set, 2.0)
self.assertEqual(self.ps.voltage_set, 5.0)
self.ps.recall_from_memory(2)
self.assertEqual(self.ps.current_set, 0.5)
self.assertEqual(self.ps.voltage_set, 3.3)
self.ps.current = 1.5
self.ps.voltage = 8.0
self.ps.save_to_memory(1)
self.ps.current = 0.2
self.ps.voltage = 15.0
self.ps.save_to_memory(2)
self.ps.recall_from_memory(1)
self.assertEqual(self.ps.current_set, 1.5)
self.assertEqual(self.ps.voltage_set, 8.0)
self.ps.recall_from_memory(2)
self.assertEqual(self.ps.current_set, 0.2)
self.assertEqual(self.ps.voltage_set, 15.0)
# set backed up values
self.ps.current, self.ps.voltage = c2, v2
self.ps.save_to_memory(2)
self.ps.current, self.ps.voltage = c1, v1
self.ps.save_to_memory(1)
