def test_monochrome_display():
"""
SSD1322_NHD OLED screen can draw and display a monochrome image.
"""
device = ssd1322_nhd(serial, mode="1", framebuffer=full_frame())
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
# To regenerate test data, uncomment the following (remember not to commit though)
# ================================================================================
# from baseline_data import save_reference_data
# save_reference_data("demo_ssd1322_nhd_monochrome", recordings)
assert recordings == get_reference_data('demo_ssd1322_nhd_monochrome')
def test_greyscale_display():
"""
SSD1322_NHD OLED screen can draw and display a greyscale image.
"""
device = ssd1322_nhd(serial, mode="RGB")
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': [21]}, {'data': [28, 91]},
{'command': [117]}, {'data': [0, 63]},
{'command': [92]}, {'data': get_json_data('demo_ssd1322_nhd_greyscale')}
]
def test_show():
"""
SSD1322_NHD OLED screen content can be displayed.
"""
device = ssd1322_nhd(serial)
serial.reset_mock()
device.show()
serial.command.assert_called_once_with(175)
def test_hide():
"""
SSD1322_NHD OLED screen content can be hidden.
"""
device = ssd1322_nhd(serial)
serial.reset_mock()
device.hide()
serial.command.assert_called_once_with(174)
def test_show():
"""
SSD1322_NHD OLED screen content can be displayed.
"""
device = ssd1322_nhd(serial)
serial.reset_mock()
device.show()
serial.command.assert_called_once_with(175)
def test_hide():
"""
SSD1322_NHD OLED screen content can be hidden.
"""
device = ssd1322_nhd(serial)
serial.reset_mock()
device.hide()
serial.command.assert_called_once_with(174)
def test_init_128x64():
"""
SSD1322_NHD OLED with a 128 x 64 resolution works correctly.
"""
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
ssd1322_nhd(serial)
assert serial.data.called
assert serial.command.called
assert recordings == [
{'command': [253]}, {'data': [18]},
{'command': [174]},
{'command': [179]}, {'data': [145]},
{'command': [202]}, {'data': [63]},
{'command': [162]}, {'data': [0]},
{'command': [171]}, {'data': [1]},
{'command': [160]}, {'data': [22, 17]},
{'command': [199]}, {'data': [15]},
{'command': [193]}, {'data': [159]},
{'command': [177]}, {'data': [242]},
{'command': [187]}, {'data': [31]},
{'command': [180]}, {'data': [160, 253]},
{'command': [190]}, {'data': [4]},
{'command': [166]},
{'command': [175]},
{'command': [193]}, {'data': [127]},
{'command': [21]}, {'data': [28, 91]},
{'command': [117]}, {'data': [0, 63]},
{'command': [92]}, {'data': [0] * (128 * 64)},
{'command': [175]}
]
def test_monochrome_display():
"""
SSD1322_NHD OLED screen can draw and display a monochrome image.
"""
device = ssd1322_nhd(serial, mode="1")
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': [21]
}, {
'data': [28, 91]
}, {
'command': [117]
}, {
'data': [0, 63]
}, {
'command': [92]
}, {
'data': get_json_data('demo_ssd1322_nhd_monochrome')
}]
def test_init_128x64():
"""
SSD1322_NHD OLED with a 128 x 64 resolution works correctly.
"""
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
ssd1322_nhd(serial)
assert serial.data.called
assert serial.command.called
assert recordings == [{
'command': [253]
}, {
'data': [18]
}, {
'command': [174]
}, {
'command': [179]
}, {
'data': [145]
}, {
'command': [202]
}, {
'data': [63]
}, {
'command': [162]
}, {
'data': [0]
}, {
'command': [171]
}, {
'data': [1]
}, {
'command': [160]
}, {
'data': [22, 17]
}, {
'command': [199]
}, {
'data': [15]
}, {
'command': [193]
}, {
'data': [159]
}, {
'command': [177]
}, {
'data': [242]
}, {
'command': [187]
}, {
'data': [31]
}, {
'command': [180]
}, {
'data': [160, 253]
}, {
'command': [190]
}, {
'data': [4]
}, {
'command': [166]
}, {
'command': [175]
}, {
'command': [193]
}, {
'data': [127]
}, {
'command': [21]
}, {
'data': [28, 91]
}, {
'command': [117]
}, {
'data': [0, 63]
}, {
'command': [92]
}, {
'data': [0] * (128 * 64)
}, {
'command': [175]
}]