def test_display():
device = ili9341(serial, gpio=Mock())
serial.reset_mock()
recordings = []
def data(data):
recordings.append({'data': data})
def command(*cmd):
recordings.append({'command': list(cmd)})
serial.command.side_effect = command
serial.data.side_effect = data
# Use the same drawing primitives as the demo
with canvas(device) as draw:
primitives(device, draw)
assert serial.data.called
assert serial.command.called
assert recordings == [{
'command': [0x2a]
}, {
'data': [0x00, 0x00, 0x01, 0x3f]
}, {
'command': [0x2b]
}, {
'data': [0x00, 0x00, 0x00, 0xef]
}, {
'command': [0x2c]
}, {
'data': bytearray(get_reference_data('demo_ili9341'))
}]
def test_display_full_frame():
device = ili9341(serial, gpio=Mock(), framebuffer=full_frame())
serial.reset_mock()
recordings = []
def data(data):
recordings.append({'data': list(data)})
def command(*cmd):
recordings.append({'command': list(cmd)})
serial.command.side_effect = command
serial.data.side_effect = data
# Use the same drawing primitives as the demo
with canvas(device) as draw:
primitives(device, draw)
assert serial.data.called
assert serial.command.called
# To regenerate test data, uncomment the following (remember not to commit though)
# ================================================================================
# from baseline_data import save_reference_data
# save_reference_data("demo_ili9341", recordings)
assert recordings == get_reference_data('demo_ili9341')
def _init_display_device(self):
# Init Device
self.serial = spi(port=0,
device=0,
gpio_DC=24,
gpio_RST=25,
bus_speed_hz=32000000,
reset_hold_time=0.2,
reset_release_time=0.2)
self.device = ili9341(self.serial,
active_low=False,
width=self.WIDTH,
height=self.HEIGHT,
gpio_LIGHT=5,
rotate=self.rotation)
# Setup & Start Display Loop Thread
display_thread = threading.Thread(target=self._display_loop)
display_thread.start()
def test_show():
device = ili9341(serial, gpio=Mock())
serial.reset_mock()
device.show()
serial.command.assert_called_once_with(41)
def test_contrast():
device = ili9341(serial, gpio=Mock())
serial.reset_mock()
with pytest.raises(AssertionError):
device.contrast(300)
def test_offsets():
recordings = []
def data(data):
recordings.append({'data': data})
def command(*cmd):
recordings.append({'command': list(cmd)})
serial.command.side_effect = command
serial.data.side_effect = data
ili9341(serial, gpio=Mock(), width=240, height=240, h_offset=2, v_offset=1)
assert serial.data.called
assert serial.command.called
assert recordings == [
{
'command': [0xef]
},
{
'data': [0x03, 0x80, 0x02]
},
{
'command': [0xcf]
},
{
'data': [0x00, 0xc1, 0x30]
},
{
'command': [0xed]
},
{
'data': [0x64, 0x03, 0x12, 0x81]
},
{
'command': [0xe8]
},
{
'data': [0x85, 0x00, 0x78]
},
{
'command': [0xcb]
},
{
'data': [0x39, 0x2c, 0x00, 0x34, 0x02]
},
{
'command': [0xf7]
},
{
'data': [0x20]
},
{
'command': [0xea]
},
{
'data': [0x00, 0x00]
},
{
'command': [0xc0]
},
{
'data': [0x23]
},
{
'command': [0xc1]
},
{
'data': [0x10]
},
{
'command': [0xc5]
},
{
'data': [0x3e, 0x28]
},
{
'command': [0xc7]
},
{
'data': [0x86]
},
{
'command': [0x36]
},
{
'data': [0x28]
},
{
'command': [0x3a]
},
{
'data': [0x46]
},
{
'command': [0xb1]
},
{
'data': [0x00, 0x18]
},
{
'command': [0xb6]
},
{
'data': [0x08, 0x82, 0x27]
},
{
'command': [0xf2]
},
{
'data': [0x00]
},
{
'command': [0x26]
},
{
'data': [0x01]
},
{
'command': [0xe0]
},
{
'data': [
0x0f, 0x31, 0x2b, 0x0c, 0x0e, 0x08, 0x4e, 0xf1, 0x37, 0x07,
0x10, 0x03, 0x0e, 0x09, 0x00
]
},
{
'command': [0xe1]
},
{
'data': [
0x00, 0x0e, 0x14, 0x03, 0x11, 0x07, 0x31, 0xc1, 0x48, 0x08,
0x0f, 0x0c, 0x31, 0x36, 0x0f
]
},
{
'command': [0x11]
},
{
'command': [0x2A]
},
{
'data': [0x00, 0x02, 0x00, 0xef + 0x02]
},
{
'command': [0x2B]
},
{
'data': [0x00, 0x01, 0x00, 0xef + 0x01]
},
{
'command': [0x2C]
},
{
'data': bytearray([0x00] * (240 * 240 * 3))
},
{
'command': [0x29]
},
]
# of using sysfs directly for hardware PWM on an RPi (after loading
# the pwm-2chan overlay in the Pi's /boot/config.txt file).
#
serial = spi(port=0,
device=0,
gpio_DC=24,
gpio_RST=25,
reset_hold_time=0.2,
reset_release_time=0.2)
if kodi_panel_display.USE_PWM:
device = ili9341(serial,
active_low=False,
width=320,
height=240,
bus_speed_hz=32000000,
gpio_LIGHT=18,
pwm_frequency=PWM_FREQ)
else:
device = ili9341(serial,
active_low=False,
width=320,
height=240,
bus_speed_hz=32000000,
gpio_LIGHT=18)
if __name__ == "__main__":
# This section is definitely specific to the ILI9341 display
if CHANGE_GAMMA:
def test_init_320x240():
recordings = []
def data(data):
recordings.append({'data': data})
def command(*cmd):
recordings.append({'command': list(cmd)})
serial.command.side_effect = command
serial.data.side_effect = data
ili9341(serial, gpio=Mock(), framebuffer=full_frame())
assert serial.data.called
assert serial.command.called
assert recordings == [
{
'command': [0xef]
},
{
'data': [0x03, 0x80, 0x02]
},
{
'command': [0xcf]
},
{
'data': [0x00, 0xc1, 0x30]
},
{
'command': [0xed]
},
{
'data': [0x64, 0x03, 0x12, 0x81]
},
{
'command': [0xe8]
},
{
'data': [0x85, 0x00, 0x78]
},
{
'command': [0xcb]
},
{
'data': [0x39, 0x2c, 0x00, 0x34, 0x02]
},
{
'command': [0xf7]
},
{
'data': [0x20]
},
{
'command': [0xea]
},
{
'data': [0x00, 0x00]
},
{
'command': [0xc0]
},
{
'data': [0x23]
},
{
'command': [0xc1]
},
{
'data': [0x10]
},
{
'command': [0xc5]
},
{
'data': [0x3e, 0x28]
},
{
'command': [0xc7]
},
{
'data': [0x86]
},
{
'command': [0x36]
},
{
'data': [0x28]
},
{
'command': [0x3a]
},
{
'data': [0x46]
},
{
'command': [0xb1]
},
{
'data': [0x00, 0x18]
},
{
'command': [0xb6]
},
{
'data': [0x08, 0x82, 0x27]
},
{
'command': [0xf2]
},
{
'data': [0x00]
},
{
'command': [0x26]
},
{
'data': [0x01]
},
{
'command': [0xe0]
},
{
'data': [
0x0f, 0x31, 0x2b, 0x0c, 0x0e, 0x08, 0x4e, 0xf1, 0x37, 0x07,
0x10, 0x03, 0x0e, 0x09, 0x00
]
},
{
'command': [0xe1]
},
{
'data': [
0x00, 0x0e, 0x14, 0x03, 0x11, 0x07, 0x31, 0xc1, 0x48, 0x08,
0x0f, 0x0c, 0x31, 0x36, 0x0f
]
},
{
'command': [0x11]
},
{
'command': [0x2a]
},
{
'data': [0x00, 0x00, 0x01, 0x3f]
},
{
'command': [0x2b]
},
{
'data': [0x00, 0x00, 0x00, 0xef]
},
{
'command': [0x2c]
},
{
'data': bytearray([0x00] * (320 * 240 * 3))
},
{
'command': [0x29]
},
]