alihan/st7735-python-pimoroni
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CI: Fix tests for st7735 rename.

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This commit is contained in:
Phil Howard
2023-11-03 13:49:21 +00:00
parent 147ccfcc11
commit 47fc5e1c78
5 changed files with 25 additions and 64 deletions
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7
tests/conftest.py
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@@ -8,6 +8,13 @@ import mock
import pytest import pytest
@pytest.fixture(scope='function', autouse=False)
def st7735():
import st7735
yield st7735
del sys.modules['st7735']
@pytest.fixture(scope='function', autouse=False) @pytest.fixture(scope='function', autouse=False)
def GPIO(): def GPIO():
"""Mock RPi.GPIO module.""" """Mock RPi.GPIO module."""

15
tests/test_dimensions.py
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@@ -1,17 +1,10 @@
from tools import force_reimport def test_128_64_0(GPIO, spidev, numpy, st7735):
display = st7735.ST7735(port=0, cs=0, dc=24, width=128, height=64, rotation=0)
def test_128_64_0(GPIO, spidev, numpy):
force_reimport('ST7735')
import ST7735
display = ST7735.ST7735(port=0, cs=0, dc=24, width=128, height=64, rotation=0)
assert display.width == 128 assert display.width == 128
assert display.height == 64 assert display.height == 64
def test_128_64_90(GPIO, spidev, numpy): def test_128_64_90(GPIO, spidev, numpy, st7735):
force_reimport('ST7735') display = st7735.ST7735(port=0, cs=0, dc=24, width=128, height=64, rotation=90)
import ST7735
display = ST7735.ST7735(port=0, cs=0, dc=24, width=128, height=64, rotation=90)
assert display.width == 64 assert display.width == 64
assert display.height == 128 assert display.height == 128

19
tests/test_features.py
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@@ -1,25 +1,18 @@
import mock import mock
from tools import force_reimport
def test_display(GPIO, spidev, numpy): def test_display(GPIO, spidev, numpy, st7735):
force_reimport('ST7735') display = st7735.ST7735(port=0, cs=0, dc=24)
import ST7735
display = ST7735.ST7735(port=0, cs=0, dc=24)
numpy.dstack().flatten().tolist.return_value = [0xff, 0x00, 0xff, 0x00] numpy.dstack().flatten().tolist.return_value = [0xff, 0x00, 0xff, 0x00]
display.display(mock.MagicMock()) display.display(mock.MagicMock())
spidev.SpiDev().xfer3.assert_called_with([0xff, 0x00, 0xff, 0x00]) spidev.SpiDev().xfer3.assert_called_with([0xff, 0x00, 0xff, 0x00])
def test_color565(GPIO, spidev, numpy): def test_color565(GPIO, spidev, numpy, st7735):
force_reimport('ST7735') assert st7735.color565(255, 255, 255) == 0xFFFF
import ST7735
assert ST7735.color565(255, 255, 255) == 0xFFFF
def test_image_to_data(GPIO, spidev, numpy): def test_image_to_data(GPIO, spidev, numpy, st7735):
force_reimport('ST7735')
numpy.dstack().flatten().tolist.return_value = [] numpy.dstack().flatten().tolist.return_value = []
import ST7735 assert st7735.image_to_data(mock.MagicMock()) == []
assert ST7735.image_to_data(mock.MagicMock()) == []

25
tests/test_setup.py
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@@ -1,11 +1,8 @@
import mock import mock
from tools import force_reimport
def test_setup(GPIO, spidev, numpy): def test_setup(GPIO, spidev, numpy, st7735):
force_reimport('ST7735') display = st7735.ST7735(port=0, cs=0, dc=24)
import ST7735
display = ST7735.ST7735(port=0, cs=0, dc=24)
del display del display
GPIO.output.assert_has_calls([ GPIO.output.assert_has_calls([
@@ -14,17 +11,13 @@ def test_setup(GPIO, spidev, numpy):
], any_order=True) ], any_order=True)
def test_setup_no_invert(GPIO, spidev, numpy): def test_setup_no_invert(GPIO, spidev, numpy, st7735):
force_reimport('ST7735') display = st7735.ST7735(port=0, cs=0, dc=24, invert=False)
import ST7735
display = ST7735.ST7735(port=0, cs=0, dc=24, invert=False)
del display del display
def test_setup_with_backlight(GPIO, spidev, numpy): def test_setup_with_backlight(GPIO, spidev, numpy, st7735):
force_reimport('ST7735') display = st7735.ST7735(port=0, cs=0, dc=24, backlight=4)
import ST7735
display = ST7735.ST7735(port=0, cs=0, dc=24, backlight=4)
GPIO.setup.assert_called_with(4, GPIO.OUT) GPIO.setup.assert_called_with(4, GPIO.OUT)
display.set_backlight(GPIO.HIGH) display.set_backlight(GPIO.HIGH)
@@ -39,9 +32,7 @@ def test_setup_with_backlight(GPIO, spidev, numpy):
], any_order=True) ], any_order=True)
def test_setup_with_reset(GPIO, spidev, numpy): def test_setup_with_reset(GPIO, spidev, numpy, st7735):
force_reimport('ST7735') display = st7735.ST7735(port=0, cs=0, dc=24, rst=4)
import ST7735
display = ST7735.ST7735(port=0, cs=0, dc=24, rst=4)
GPIO.setup.assert_called_with(4, GPIO.OUT) GPIO.setup.assert_called_with(4, GPIO.OUT)
del display del display

23
tests/tools.py
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@@ -1,23 +0,0 @@
import sys
def force_reimport(module):
"""Force the module under test to be re-imported.
Because pytest runs all tests within the same scope (this makes me cry)
we have to do some manual housekeeping to avoid tests polluting each other.
Since conftest.py already does some sys.modules mangling I see no reason not to
do the same thing here.
"""
if "." in module:
steps = module.split(".")
else:
steps = [module]
for i in range(len(steps)):
module = ".".join(steps[0:i + 1])
try:
del sys.modules[module]
except KeyError:
pass