def test_get_port_xbus(self):
mc = Microcontroller(xbus=3)
x0 = mc.get_port('x0')
x1 = mc.get_port('x1')
x2 = mc.get_port('x2')
self.assertIsInstance(x0, XBUS)
self.assertIsInstance(x1, XBUS)
self.assertIsInstance(x2, XBUS)
self.assertEqual(x0, mc.get_port('x0'))
self.assertEqual(x1, mc.get_port('x1'))
self.assertEqual(x2, mc.get_port('x2'))
self.assertNotEqual(x1, x2)
self.assertNotEqual(x1, x0)
with self.assertRaises(x.PortException):
self.mc.get_port('x3')
self.assertNotEqual(x1, x0)
class MicrocontrollerTestCase(unittest.TestCase):
def setUp(self):
Microcontroller._part_count = 0
self.mc = Microcontroller(gpio=2, xbus=3)
def test_get_port_gpio(self):
p0 = self.mc.get_port('p0')
p1 = self.mc.get_port('p1')
self.assertIsInstance(p0, GPIO)
self.assertIsInstance(p1, GPIO)
self.assertEqual(self.mc.get_port('p0'), p0)
self.assertNotEqual(p1, p0)
with self.assertRaises(x.PortException):
self.mc.get_port('p2')
def test_get_port_xbus(self):
mc = Microcontroller(xbus=3)
x0 = mc.get_port('x0')
x1 = mc.get_port('x1')
x2 = mc.get_port('x2')
self.assertIsInstance(x0, XBUS)
self.assertIsInstance(x1, XBUS)
self.assertIsInstance(x2, XBUS)
self.assertEqual(x0, mc.get_port('x0'))
self.assertEqual(x1, mc.get_port('x1'))
self.assertEqual(x2, mc.get_port('x2'))
self.assertNotEqual(x1, x2)
self.assertNotEqual(x1, x0)
with self.assertRaises(x.PortException):
self.mc.get_port('x3')
self.assertNotEqual(x1, x0)
def test_get_invalid_port(self):
bad_ports = ['lawl', 'l0', 'python']
for p in bad_ports:
with self.assertRaises(x.PortException):
self.mc.get_port(p)
def test_link_nonport(self):
with self.assertRaises(TypeError):
self.mc.p0.link(self.mc)
def test_get_port_shorthand(self):
self.assertIsInstance(self.mc.p1, GPIO)
self.assertIsInstance(self.mc.x0, XBUS)
with self.assertRaises(x.PortException):
self.mc.x10
with self.assertRaises(AttributeError):
self.mc.foobarbizz
def test_doc_examples(self):
mc1 = MC4000()
mc2 = MC6000()
mc1.p0.link(mc2.p1) # Link the ports.
self.assertEqual(0, mc1.p0.read())
self.assertEqual(0, mc2.p1.read())
mc1.p0.write(100)
self.assertEqual(100, mc2.p1.read())
mc1 = MC4000()
mc2 = MC6000()
mc1.p0.link(mc2.p1) # Link the ports.
self.assertEqual(0, mc1.p0.read())
self.assertEqual(0, mc2.p1.read())
mc1.p0.write(100)
self.assertEqual(0, mc1.p0.read())
self.assertEqual(0, mc2.p1.read())