def test_led_bar_graph_value():
pin1 = MockPin(2)
pin2 = MockPin(3)
pin3 = MockPin(4)
with LEDBarGraph(pin1, pin2, pin3) as graph:
assert isinstance(graph[0], LED)
assert isinstance(graph[1], LED)
assert isinstance(graph[2], LED)
assert graph.active_high
assert graph[0].active_high
assert graph[1].active_high
assert graph[2].active_high
graph.value = 0
assert graph.value == 0
assert not any((pin1.state, pin2.state, pin3.state))
graph.value = 1
assert graph.value == 1
assert all((pin1.state, pin2.state, pin3.state))
graph.value = 1 / 3
assert graph.value == 1 / 3
assert pin1.state and not (pin2.state or pin3.state)
graph.value = -1 / 3
assert graph.value == -1 / 3
assert pin3.state and not (pin1.state or pin2.state)
pin1.state = True
pin2.state = True
assert graph.value == 1
pin3.state = False
assert graph.value == 2 / 3
pin3.state = True
pin1.state = False
assert graph.value == -2 / 3
def test_led_bar_graph_value():
pin1 = MockPin(2)
pin2 = MockPin(3)
pin3 = MockPin(4)
with LEDBarGraph(pin1, pin2, pin3) as graph:
assert isinstance(graph[0], LED)
assert isinstance(graph[1], LED)
assert isinstance(graph[2], LED)
assert graph.active_high
assert graph[0].active_high
assert graph[1].active_high
assert graph[2].active_high
graph.value = 0
assert graph.value == 0
assert not any((pin1.state, pin2.state, pin3.state))
graph.value = 1
assert graph.value == 1
assert all((pin1.state, pin2.state, pin3.state))
graph.value = 1/3
assert graph.value == 1/3
assert pin1.state and not (pin2.state or pin3.state)
graph.value = -1/3
assert graph.value == -1/3
assert pin3.state and not (pin1.state or pin2.state)
pin1.state = True
pin2.state = True
assert graph.value == 1
pin3.state = False
assert graph.value == 2/3
pin3.state = True
pin1.state = False
assert graph.value == -2/3
def test_mock_pin_state():
pin = MockPin(2)
with pytest.raises(PinSetInput):
pin.state = 1
pin.function = 'output'
assert pin.state == 0
pin.state = 1
assert pin.state == 1
pin.state = 0
assert pin.state == 0
pin.state = 0.5
assert pin.state == 1
def test_mock_pin_state():
pin = MockPin(2)
with pytest.raises(PinSetInput):
pin.state = 1
pin.function = "output"
assert pin.state == 0
pin.state = 1
assert pin.state == 1
pin.state = 0
assert pin.state == 0
pin.state = 0.5
assert pin.state == 1
def test_led_bar_graph_value():
pin1 = MockPin(2)
pin2 = MockPin(3)
pin3 = MockPin(4)
with LEDBarGraph(pin1, pin2, pin3) as graph:
graph.value = 0
assert not any((pin1.state, pin2.state, pin3.state))
graph.value = 1
assert all((pin1.state, pin2.state, pin3.state))
graph.value = 1/3
assert pin1.state and not (pin2.state or pin3.state)
graph.value = -1/3
assert pin3.state and not (pin1.state or pin2.state)
pin1.state = True
pin2.state = True
assert graph.value == 1
pin3.state = False
assert graph.value == 2/3
pin3.state = True
pin1.state = False
assert graph.value == -2/3
def test_led_bar_graph_value():
pin1 = MockPin(2)
pin2 = MockPin(3)
pin3 = MockPin(4)
with LEDBarGraph(pin1, pin2, pin3) as graph:
graph.value = 0
assert not any((pin1.state, pin2.state, pin3.state))
graph.value = 1
assert all((pin1.state, pin2.state, pin3.state))
graph.value = 1 / 3
assert pin1.state and not (pin2.state or pin3.state)
graph.value = -1 / 3
assert pin3.state and not (pin1.state or pin2.state)
pin1.state = True
pin2.state = True
assert graph.value == 1
pin3.state = False
assert graph.value == 2 / 3
pin3.state = True
pin1.state = False
assert graph.value == -2 / 3
