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Code Issues Releases Activity

Re-enabled polarity set on the CHIP PWM, fixed issues that caused me to disable that feature to begin with. This could have been a 1 letter change, but I re-eabled tests in the unit test to validate. This will close #61

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This commit is contained in:
Robert Wolterman
2017-03-05 00:49:16 -06:00
parent 29377cf24d
commit dcd8ea6f40
6 changed files with 36 additions and 21 deletions
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12
test/test_pwm_setup.py
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@ -31,27 +31,25 @@ class TestPwmSetup:
assert int(duty) == 0
assert int(period) == 500000
@pytest.mark.xfail(reason="pwm cleanup is doing weirdness for this test")
def test_start_pwm_with_polarity_one(self):
PWM.cleanup()
PWM.start("PWM0", 0, 2000, 1)
pwm_test = '/sys/class/pwm/pwmchip0/pwm0/'
#assert os.path.exists(pwm_test) == True
duty = open(pwm_test + 'duty_cycle').readline().strip()
period = open(pwm_test + 'period').readline().strip()
polarity = open(pwm_test + 'polarity').readline().strip()
assert int(duty) == 0
assert int(period) == 500000
assert str(polarity) == "inverted"
assert str(polarity) == "inversed"
@pytest.mark.xfail(reason="pwm cleanup is doing weirdness for this test")
def test_start_pwm_with_polarity_default(self):
PWM.cleanup()
PWM.start("PWM0", 0, 2000, 0)
pwm_test = '/sys/class/pwm/pwmchip0/pwm0/'
#assert os.path.exists(pwm_test) == True
duty = open(pwm_test + 'duty_cycle').readline().strip()
period = open(pwm_test + 'period').readline().strip()
polarity = open(pwm_test + 'polarity').readline().strip()
@ -59,13 +57,12 @@ class TestPwmSetup:
assert int(period) == 500000
assert str(polarity) == "normal"
@pytest.mark.xfail(reason="pwm cleanup is doing weirdness for this test")
def test_start_pwm_with_polarity_zero(self):
PWM.cleanup()
PWM.start("PWM0", 0, 2000, 0)
pwm_test = '/sys/class/pwm/pwmchip0/pwm0/'
#assert os.path.exists(pwm_test) == True
duty = open(pwm_test + 'duty_cycle').readline().strip()
period = open(pwm_test + 'period').readline().strip()
polarity = open(pwm_test + 'polarity').readline().strip()
@ -83,6 +80,7 @@ class TestPwmSetup:
def test_pwm_start_valid_duty_cycle_min(self):
#testing an exception isn't thrown
PWM.cleanup()
PWM.start("PWM0", 0)
PWM.cleanup()