mirror of
https://github.com/KevinMidboe/python-gpiozero.git
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Add a pwm option to the RGBLED and Motor constructors
...along with the other necessary changes required, to allow them to optionally be used with non-PWM-capable pins
This commit is contained in:
Andrew Scheller
@@ -28,7 +28,7 @@ PWMLED
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RGBLED
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======
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.. autoclass:: RGBLED(red, green, blue, active_high=True, initial_value=(0, 0, 0))
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.. autoclass:: RGBLED(red, green, blue, active_high=True, initial_value=(0, 0, 0), pwm=True)
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:members: on, off, toggle, blink, pulse, red, green, blue, is_lit, color
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Buzzer
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@@ -40,7 +40,7 @@ Buzzer
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Motor
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=====
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.. autoclass:: Motor(forward, backward)
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.. autoclass:: Motor(forward, backward, pwm=True)
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:members: forward, backward, stop
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Base Classes
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@@ -5,6 +5,7 @@ digraph classes {
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node [shape=rect, style=filled, color="#298029", fontname=Sans, fontcolor="#ffffff", fontsize=10];
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edge [arrowhead=onormal, style=dashed];
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RGBLED->LED;
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RGBLED->PWMLED;
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LEDBoard->LED;
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LEDBoard->PWMLED;
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@@ -16,5 +17,6 @@ digraph classes {
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TrafficLightsBuzzer->Button;
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Robot->Motor;
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Motor->DigitalOutputDevice;
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Motor->PWMOutputDevice;
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}
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Binary file not shown.
Binary file not shown.
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@@ -4,120 +4,135 @@
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<g id="node1" class="node"><title>RGBLED</title>
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<text text-anchor="middle" x="28" y="-159.5" font-family="Sans" font-size="10.00" fill="#ffffff">RGBLED</text>
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<!-- LED -->
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<g id="node2" class="node"><title>LED</title>
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<g id="node2" class="node"><title>PWMLED</title>
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<g id="node3" class="node"><title>LEDBoard</title>
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<g id="edge3" class="edge"><title>LEDBoard->PWMLED</title>
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<!-- LED -->
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<g id="node4" class="node"><title>LED</title>
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<g id="edge2" class="edge"><title>LEDBoard->LED</title>
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<g id="edge4" class="edge"><title>LEDBoard->PWMLED</title>
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</g>
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<!-- LEDBarGraph->PWMLED -->
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<g id="edge5" class="edge"><title>LEDBarGraph->PWMLED</title>
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</g>
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<!-- LEDBarGraph->LED -->
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<g id="edge4" class="edge"><title>LEDBarGraph->LED</title>
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<g id="edge6" class="edge"><title>LEDBarGraph->PWMLED</title>
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<!-- TrafficLightsBuzzer -->
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<g id="node6" class="node"><title>TrafficLightsBuzzer</title>
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<!-- TrafficLightsBuzzer->Buzzer -->
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<g id="edge7" class="edge"><title>TrafficLightsBuzzer->Buzzer</title>
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<!-- TrafficLightsBuzzer->Button -->
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<g id="edge8" class="edge"><title>TrafficLightsBuzzer->Button</title>
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<g id="node11" class="node"><title>Motor</title>
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<g id="edge9" class="edge"><title>Robot->Motor</title>
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<g id="edge11" class="edge"><title>Motor->DigitalOutputDevice</title>
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<!-- Motor->PWMOutputDevice -->
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<g id="edge10" class="edge"><title>Motor->PWMOutputDevice</title>
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|
Before Width: | Height: | Size: 7.3 KiB After Width: | Height: | Size: 8.4 KiB |
@@ -555,16 +555,22 @@ class RGBLED(SourceMixin, Device):
|
||||
|
||||
:param bool initial_value:
|
||||
The initial color for the LED. Defaults to black ``(0, 0, 0)``.
|
||||
|
||||
:param bool pwm:
|
||||
If ``True`` (the default), construct :class:`PWMLED` instances for
|
||||
each component of the RGBLED. If ``False``, construct regular
|
||||
:class:`LED` instances, which prevents smooth color graduations.
|
||||
"""
|
||||
def __init__(
|
||||
self, red=None, green=None, blue=None, active_high=True,
|
||||
initial_value=(0, 0, 0)):
|
||||
initial_value=(0, 0, 0), pwm=True):
|
||||
self._leds = ()
|
||||
self._blink_thread = None
|
||||
if not all([red, green, blue]):
|
||||
raise GPIOPinMissing('red, green, and blue pins must be provided')
|
||||
LEDClass = PWMLED if pwm else LED
|
||||
super(RGBLED, self).__init__()
|
||||
self._leds = tuple(PWMLED(pin, active_high) for pin in (red, green, blue))
|
||||
self._leds = tuple(LEDClass(pin, active_high) for pin in (red, green, blue))
|
||||
self.value = initial_value
|
||||
|
||||
red = _led_property(0)
|
||||
@@ -587,7 +593,8 @@ class RGBLED(SourceMixin, Device):
|
||||
def value(self):
|
||||
"""
|
||||
Represents the color of the LED as an RGB 3-tuple of ``(red, green,
|
||||
blue)`` where each value is between 0 and 1.
|
||||
blue)`` where each value is between 0 and 1 if ``pwm`` was ``True``
|
||||
when the class was constructed (and only 0 or 1 if not).
|
||||
|
||||
For example, purple would be ``(1, 0, 1)`` and yellow would be ``(1, 1,
|
||||
0)``, while orange would be ``(1, 0.5, 0)``.
|
||||
@@ -596,6 +603,12 @@ class RGBLED(SourceMixin, Device):
|
||||
|
||||
@value.setter
|
||||
def value(self, value):
|
||||
for component in value:
|
||||
if not 0 <= component <= 1:
|
||||
raise OutputDeviceBadValue('each RGB color component must be between 0 and 1')
|
||||
if isinstance(self._leds[0], LED):
|
||||
if component not in (0, 1):
|
||||
raise OutputDeviceBadValue('each RGB color component must be 0 or 1 with non-PWM RGBLEDs')
|
||||
self._stop_blink()
|
||||
self.red, self.green, self.blue = value
|
||||
|
||||
@@ -647,10 +660,14 @@ class RGBLED(SourceMixin, Device):
|
||||
Number of seconds off. Defaults to 1 second.
|
||||
|
||||
:param float fade_in_time:
|
||||
Number of seconds to spend fading in. Defaults to 0.
|
||||
Number of seconds to spend fading in. Defaults to 0. Must be 0 if
|
||||
``pwm`` was ``False`` when the class was constructed
|
||||
(:exc:`ValueError` will be raised if not).
|
||||
|
||||
:param float fade_out_time:
|
||||
Number of seconds to spend fading out. Defaults to 0.
|
||||
Number of seconds to spend fading out. Defaults to 0. Must be 0 if
|
||||
``pwm`` was ``False`` when the class was constructed
|
||||
(:exc:`ValueError` will be raised if not).
|
||||
|
||||
:param tuple on_color:
|
||||
The color to use when the LED is "on". Defaults to white.
|
||||
@@ -667,6 +684,11 @@ class RGBLED(SourceMixin, Device):
|
||||
blink is finished (warning: the default value of *n* will result in
|
||||
this method never returning).
|
||||
"""
|
||||
if isinstance(self._leds[0], LED):
|
||||
if fade_in_time:
|
||||
raise ValueError('fade_in_time must be 0 with non-PWM RGBLEDs')
|
||||
if fade_out_time:
|
||||
raise ValueError('fade_out_time must be 0 with non-PWM RGBLEDs')
|
||||
self._stop_blink()
|
||||
self._blink_thread = GPIOThread(
|
||||
target=self._blink_device,
|
||||
@@ -782,22 +804,31 @@ class Motor(SourceMixin, CompositeDevice):
|
||||
:param int backward:
|
||||
The GPIO pin that the backward input of the motor driver chip is
|
||||
connected to.
|
||||
|
||||
:param bool pwm:
|
||||
If ``True`` (the default), construct :class:`PWMOutputDevice`
|
||||
instances for the motor controller pins, allowing both direction and
|
||||
variable speed control. If ``False``, construct
|
||||
:class:`DigitalOutputDevice` instances, allowing only direction
|
||||
control.
|
||||
"""
|
||||
def __init__(self, forward=None, backward=None):
|
||||
def __init__(self, forward=None, backward=None, pwm=True):
|
||||
if not all([forward, backward]):
|
||||
raise GPIOPinMissing(
|
||||
'forward and backward pins must be provided'
|
||||
)
|
||||
PinClass = PWMOutputDevice if pwm else DigitalOutputDevice
|
||||
super(Motor, self).__init__(
|
||||
forward_device=PWMOutputDevice(forward),
|
||||
backward_device=PWMOutputDevice(backward),
|
||||
forward_device=PinClass(forward),
|
||||
backward_device=PinClass(backward),
|
||||
_order=('forward_device', 'backward_device'))
|
||||
|
||||
@property
|
||||
def value(self):
|
||||
"""
|
||||
Represents the speed of the motor as a floating point value between -1
|
||||
(full speed backward) and 1 (full speed forward).
|
||||
(full speed backward) and 1 (full speed forward), with 0 representing
|
||||
stopped.
|
||||
"""
|
||||
return self.forward_device.value - self.backward_device.value
|
||||
|
||||
@@ -806,9 +837,15 @@ class Motor(SourceMixin, CompositeDevice):
|
||||
if not -1 <= value <= 1:
|
||||
raise OutputDeviceBadValue("Motor value must be between -1 and 1")
|
||||
if value > 0:
|
||||
self.forward(value)
|
||||
try:
|
||||
self.forward(value)
|
||||
except ValueError as e:
|
||||
raise OutputDeviceBadValue(e)
|
||||
elif value < 0:
|
||||
self.backward(-value)
|
||||
try:
|
||||
self.backward(-value)
|
||||
except ValueError as e:
|
||||
raise OutputDeviceBadValue(e)
|
||||
else:
|
||||
self.stop()
|
||||
|
||||
@@ -826,8 +863,14 @@ class Motor(SourceMixin, CompositeDevice):
|
||||
|
||||
:param float speed:
|
||||
The speed at which the motor should turn. Can be any value between
|
||||
0 (stopped) and the default 1 (maximum speed).
|
||||
0 (stopped) and the default 1 (maximum speed) if ``pwm`` was
|
||||
``True`` when the class was constructed (and only 0 or 1 if not).
|
||||
"""
|
||||
if not 0 <= speed <= 1:
|
||||
raise ValueError('forward speed must be between 0 and 1')
|
||||
if isinstance(self.forward_device, DigitalOutputDevice):
|
||||
if speed not in (0, 1):
|
||||
raise ValueError('forward speed must be 0 or 1 with non-PWM Motors')
|
||||
self.backward_device.off()
|
||||
self.forward_device.value = speed
|
||||
|
||||
@@ -837,8 +880,14 @@ class Motor(SourceMixin, CompositeDevice):
|
||||
|
||||
:param float speed:
|
||||
The speed at which the motor should turn. Can be any value between
|
||||
0 (stopped) and the default 1 (maximum speed).
|
||||
0 (stopped) and the default 1 (maximum speed) if ``pwm`` was
|
||||
``True`` when the class was constructed (and only 0 or 1 if not).
|
||||
"""
|
||||
if not 0 <= speed <= 1:
|
||||
raise ValueError('backward speed must be between 0 and 1')
|
||||
if isinstance(self.backward_device, DigitalOutputDevice):
|
||||
if speed not in (0, 1):
|
||||
raise ValueError('backward speed must be 0 or 1 with non-PWM Motors')
|
||||
self.forward_device.off()
|
||||
self.backward_device.value = speed
|
||||
|
||||
|
||||
@@ -378,67 +378,6 @@ def test_output_pwm_pulse_foreground():
|
||||
(0.04, 0),
|
||||
])
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_output_pwm_pulse_background():
|
||||
pin = MockPWMPin(2)
|
||||
with PWMOutputDevice(pin) as device:
|
||||
device.pulse(0.2, 0.2, n=2)
|
||||
device._blink_thread.join()
|
||||
pin.assert_states_and_times([
|
||||
(0.0, 0),
|
||||
(0.04, 0.2),
|
||||
(0.04, 0.4),
|
||||
(0.04, 0.6),
|
||||
(0.04, 0.8),
|
||||
(0.04, 1),
|
||||
(0.04, 0.8),
|
||||
(0.04, 0.6),
|
||||
(0.04, 0.4),
|
||||
(0.04, 0.2),
|
||||
(0.04, 0),
|
||||
(0.04, 0.2),
|
||||
(0.04, 0.4),
|
||||
(0.04, 0.6),
|
||||
(0.04, 0.8),
|
||||
(0.04, 1),
|
||||
(0.04, 0.8),
|
||||
(0.04, 0.6),
|
||||
(0.04, 0.4),
|
||||
(0.04, 0.2),
|
||||
(0.04, 0),
|
||||
])
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_output_pwm_pulse_foreground():
|
||||
pin = MockPWMPin(2)
|
||||
with PWMOutputDevice(pin) as device:
|
||||
device.pulse(0.2, 0.2, n=2, background=False)
|
||||
pin.assert_states_and_times([
|
||||
(0.0, 0),
|
||||
(0.04, 0.2),
|
||||
(0.04, 0.4),
|
||||
(0.04, 0.6),
|
||||
(0.04, 0.8),
|
||||
(0.04, 1),
|
||||
(0.04, 0.8),
|
||||
(0.04, 0.6),
|
||||
(0.04, 0.4),
|
||||
(0.04, 0.2),
|
||||
(0.04, 0),
|
||||
(0.04, 0.2),
|
||||
(0.04, 0.4),
|
||||
(0.04, 0.6),
|
||||
(0.04, 0.8),
|
||||
(0.04, 1),
|
||||
(0.04, 0.8),
|
||||
(0.04, 0.6),
|
||||
(0.04, 0.4),
|
||||
(0.04, 0.2),
|
||||
(0.04, 0),
|
||||
])
|
||||
|
||||
def test_output_pwm_blink_interrupt():
|
||||
pin = MockPWMPin(2)
|
||||
with PWMOutputDevice(pin) as device:
|
||||
@@ -461,9 +400,47 @@ def test_rgbled_initial_value():
|
||||
assert isclose(g.state, 0.2)
|
||||
assert isclose(b.state, 0.0)
|
||||
|
||||
def test_rgbled_initial_value_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False, initial_value=(0, 1, 1)) as device:
|
||||
assert r.state == 0
|
||||
assert g.state == 1
|
||||
assert b.state == 1
|
||||
|
||||
def test_rgbled_initial_bad_value():
|
||||
r, g, b = (MockPWMPin(i) for i in (1, 2, 3))
|
||||
with pytest.raises(ValueError):
|
||||
RGBLED(r, g, b, initial_value=(0.1, 0.2, 1.2))
|
||||
|
||||
def test_rgbled_initial_bad_value_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with pytest.raises(ValueError):
|
||||
RGBLED(r, g, b, pwm=False, initial_value=(0.1, 0.2, 0))
|
||||
|
||||
def test_rgbled_value():
|
||||
r, g, b = (MockPWMPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b) as device:
|
||||
assert isinstance(device._leds[0], PWMLED)
|
||||
assert isinstance(device._leds[1], PWMLED)
|
||||
assert isinstance(device._leds[2], PWMLED)
|
||||
assert not device.is_active
|
||||
assert device.value == (0, 0, 0)
|
||||
device.on()
|
||||
assert device.is_active
|
||||
assert device.value == (1, 1, 1)
|
||||
device.off()
|
||||
assert not device.is_active
|
||||
assert device.value == (0, 0, 0)
|
||||
device.value = (0.5, 0.5, 0.5)
|
||||
assert device.is_active
|
||||
assert device.value == (0.5, 0.5, 0.5)
|
||||
|
||||
def test_rgbled_value_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
assert isinstance(device._leds[0], LED)
|
||||
assert isinstance(device._leds[1], LED)
|
||||
assert isinstance(device._leds[2], LED)
|
||||
assert not device.is_active
|
||||
assert device.value == (0, 0, 0)
|
||||
device.on()
|
||||
@@ -473,6 +450,33 @@ def test_rgbled_value():
|
||||
assert not device.is_active
|
||||
assert device.value == (0, 0, 0)
|
||||
|
||||
def test_rgbled_bad_value():
|
||||
r, g, b = (MockPWMPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = (2, 0, 0)
|
||||
with RGBLED(r, g, b) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = (0, -1, 0)
|
||||
|
||||
def test_rgbled_bad_value_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = (2, 0, 0)
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = (0, -1, 0)
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = (0.5, 0, 0)
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = (0, 0.5, 0)
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = (0, 0, 0.5)
|
||||
|
||||
def test_rgbled_toggle():
|
||||
r, g, b = (MockPWMPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b) as device:
|
||||
@@ -485,6 +489,18 @@ def test_rgbled_toggle():
|
||||
assert not device.is_active
|
||||
assert device.value == (0, 0, 0)
|
||||
|
||||
def test_rgbled_toggle_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
assert not device.is_active
|
||||
assert device.value == (0, 0, 0)
|
||||
device.toggle()
|
||||
assert device.is_active
|
||||
assert device.value == (1, 1, 1)
|
||||
device.toggle()
|
||||
assert not device.is_active
|
||||
assert device.value == (0, 0, 0)
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_rgbled_blink_background():
|
||||
@@ -506,6 +522,27 @@ def test_rgbled_blink_background():
|
||||
g.assert_states_and_times(expected)
|
||||
b.assert_states_and_times(expected)
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_rgbled_blink_background_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
start = time()
|
||||
device.blink(0.1, 0.1, n=2)
|
||||
assert isclose(time() - start, 0, abs_tol=0.05)
|
||||
device._blink_thread.join()
|
||||
assert isclose(time() - start, 0.4, abs_tol=0.05)
|
||||
expected = [
|
||||
(0.0, 0),
|
||||
(0.0, 1),
|
||||
(0.1, 0),
|
||||
(0.1, 1),
|
||||
(0.1, 0)
|
||||
]
|
||||
r.assert_states_and_times(expected)
|
||||
g.assert_states_and_times(expected)
|
||||
b.assert_states_and_times(expected)
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_rgbled_blink_foreground():
|
||||
@@ -525,6 +562,25 @@ def test_rgbled_blink_foreground():
|
||||
g.assert_states_and_times(expected)
|
||||
b.assert_states_and_times(expected)
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_rgbled_blink_foreground_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
start = time()
|
||||
device.blink(0.1, 0.1, n=2, background=False)
|
||||
assert isclose(time() - start, 0.4, abs_tol=0.05)
|
||||
expected = [
|
||||
(0.0, 0),
|
||||
(0.0, 1),
|
||||
(0.1, 0),
|
||||
(0.1, 1),
|
||||
(0.1, 0)
|
||||
]
|
||||
r.assert_states_and_times(expected)
|
||||
g.assert_states_and_times(expected)
|
||||
b.assert_states_and_times(expected)
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_rgbled_fade_background():
|
||||
@@ -562,6 +618,12 @@ def test_rgbled_fade_background():
|
||||
g.assert_states_and_times(expected)
|
||||
b.assert_states_and_times(expected)
|
||||
|
||||
def test_rgbled_fade_background_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.blink(0, 0, 0.2, 0.2, n=2)
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_rgbled_fade_foreground():
|
||||
@@ -597,6 +659,12 @@ def test_rgbled_fade_foreground():
|
||||
g.assert_states_and_times(expected)
|
||||
b.assert_states_and_times(expected)
|
||||
|
||||
def test_rgbled_fade_foreground_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.blink(0, 0, 0.2, 0.2, n=2, background=False)
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_rgbled_pulse_background():
|
||||
@@ -634,6 +702,12 @@ def test_rgbled_pulse_background():
|
||||
g.assert_states_and_times(expected)
|
||||
b.assert_states_and_times(expected)
|
||||
|
||||
def test_rgbled_pulse_background_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.pulse(0.2, 0.2, n=2)
|
||||
|
||||
@pytest.mark.skipif(hasattr(sys, 'pypy_version_info'),
|
||||
reason='timing is too random on pypy')
|
||||
def test_rgbled_pulse_foreground():
|
||||
@@ -669,6 +743,12 @@ def test_rgbled_pulse_foreground():
|
||||
g.assert_states_and_times(expected)
|
||||
b.assert_states_and_times(expected)
|
||||
|
||||
def test_rgbled_pulse_foreground_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.pulse(0.2, 0.2, n=2, background=False)
|
||||
|
||||
def test_rgbled_blink_interrupt():
|
||||
r, g, b = (MockPWMPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b) as device:
|
||||
@@ -679,6 +759,16 @@ def test_rgbled_blink_interrupt():
|
||||
g.assert_states([0, 1, 0])
|
||||
b.assert_states([0, 1, 0])
|
||||
|
||||
def test_rgbled_blink_interrupt_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
device.blink(1, 0.1)
|
||||
sleep(0.2)
|
||||
device.off() # should interrupt while on
|
||||
r.assert_states([0, 1, 0])
|
||||
g.assert_states([0, 1, 0])
|
||||
b.assert_states([0, 1, 0])
|
||||
|
||||
def test_rgbled_close():
|
||||
r, g, b = (MockPWMPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b) as device:
|
||||
@@ -688,6 +778,15 @@ def test_rgbled_close():
|
||||
device.close()
|
||||
assert device.closed
|
||||
|
||||
def test_rgbled_close_nonpwm():
|
||||
r, g, b = (MockPin(i) for i in (1, 2, 3))
|
||||
with RGBLED(r, g, b, pwm=False) as device:
|
||||
assert not device.closed
|
||||
device.close()
|
||||
assert device.closed
|
||||
device.close()
|
||||
assert device.closed
|
||||
|
||||
def test_motor_missing_pins():
|
||||
with pytest.raises(ValueError):
|
||||
Motor()
|
||||
@@ -697,7 +796,18 @@ def test_motor_pins():
|
||||
b = MockPWMPin(2)
|
||||
with Motor(f, b) as device:
|
||||
assert device.forward_device.pin is f
|
||||
assert isinstance(device.forward_device, PWMOutputDevice)
|
||||
assert device.backward_device.pin is b
|
||||
assert isinstance(device.backward_device, PWMOutputDevice)
|
||||
|
||||
def test_motor_pins_nonpwm():
|
||||
f = MockPin(1)
|
||||
b = MockPin(2)
|
||||
with Motor(f, b, pwm=False) as device:
|
||||
assert device.forward_device.pin is f
|
||||
assert isinstance(device.forward_device, DigitalOutputDevice)
|
||||
assert device.backward_device.pin is b
|
||||
assert isinstance(device.backward_device, DigitalOutputDevice)
|
||||
|
||||
def test_motor_close():
|
||||
f = MockPWMPin(1)
|
||||
@@ -710,6 +820,15 @@ def test_motor_close():
|
||||
device.close()
|
||||
assert device.closed
|
||||
|
||||
def test_motor_close_nonpwm():
|
||||
f = MockPin(1)
|
||||
b = MockPin(2)
|
||||
with Motor(f, b, pwm=False) as device:
|
||||
device.close()
|
||||
assert device.closed
|
||||
assert device.forward_device.pin is None
|
||||
assert device.backward_device.pin is None
|
||||
|
||||
def test_motor_value():
|
||||
f = MockPWMPin(1)
|
||||
b = MockPWMPin(2)
|
||||
@@ -726,6 +845,27 @@ def test_motor_value():
|
||||
assert device.is_active
|
||||
assert device.value == 0.5
|
||||
assert b.state == 0 and f.state == 0.5
|
||||
device.value = -0.5
|
||||
assert device.is_active
|
||||
assert device.value == -0.5
|
||||
assert b.state == 0.5 and f.state == 0
|
||||
device.value = 0
|
||||
assert not device.is_active
|
||||
assert not device.value
|
||||
assert b.state == 0 and f.state == 0
|
||||
|
||||
def test_motor_value_nonpwm():
|
||||
f = MockPin(1)
|
||||
b = MockPin(2)
|
||||
with Motor(f, b, pwm=False) as device:
|
||||
device.value = -1
|
||||
assert device.is_active
|
||||
assert device.value == -1
|
||||
assert b.state == 1 and f.state == 0
|
||||
device.value = 1
|
||||
assert device.is_active
|
||||
assert device.value == 1
|
||||
assert b.state == 0 and f.state == 1
|
||||
device.value = 0
|
||||
assert not device.is_active
|
||||
assert not device.value
|
||||
@@ -735,9 +875,24 @@ def test_motor_bad_value():
|
||||
f = MockPWMPin(1)
|
||||
b = MockPWMPin(2)
|
||||
with Motor(f, b) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = -2
|
||||
with pytest.raises(ValueError):
|
||||
device.value = 2
|
||||
|
||||
def test_motor_bad_value_nonpwm():
|
||||
f = MockPin(1)
|
||||
b = MockPin(2)
|
||||
with Motor(f, b, pwm=False) as device:
|
||||
with pytest.raises(ValueError):
|
||||
device.value = -2
|
||||
with pytest.raises(ValueError):
|
||||
device.value = 2
|
||||
with pytest.raises(ValueError):
|
||||
device.value = 0.5
|
||||
with pytest.raises(ValueError):
|
||||
device.value = -0.5
|
||||
|
||||
def test_motor_reverse():
|
||||
f = MockPWMPin(1)
|
||||
b = MockPWMPin(2)
|
||||
@@ -748,4 +903,20 @@ def test_motor_reverse():
|
||||
device.reverse()
|
||||
assert device.value == -1
|
||||
assert b.state == 1 and f.state == 0
|
||||
device.backward(0.5)
|
||||
assert device.value == -0.5
|
||||
assert b.state == 0.5 and f.state == 0
|
||||
device.reverse()
|
||||
assert device.value == 0.5
|
||||
assert b.state == 0 and f.state == 0.5
|
||||
|
||||
def test_motor_reverse_nonpwm():
|
||||
f = MockPin(1)
|
||||
b = MockPin(2)
|
||||
with Motor(f, b, pwm=False) as device:
|
||||
device.forward()
|
||||
assert device.value == 1
|
||||
assert b.state == 0 and f.state == 1
|
||||
device.reverse()
|
||||
assert device.value == -1
|
||||
assert b.state == 1 and f.state == 0
|
||||
|
||||
Reference in New Issue
Block a user