Python LED示例

示例#1

def test_arguments():
    ptest()

    # Invalid open types
    with AssertRaises("invalid open types", TypeError):
        periphery.LED("abc", "out")
    with AssertRaises("invalid open types", TypeError):
        periphery.LED(100, 100)

示例#2

def test_arguments():
    print("Starting arguments test...")

    # Invalid open types
    with AssertRaises(TypeError):
        periphery.LED("abc", "out")
    with AssertRaises(TypeError):
        periphery.LED(100, 100)

    print("Arguments test passed.")

示例#3

def test_interactive():
    ptest()

    led = periphery.LED(led_name, False)

    raw_input("Press enter to continue...")

    # Check tostring
    print("LED description: {}".format(str(led)))
    passert("interactive success",
            raw_input("LED description looks ok? y/n ") == "y")

    # Turn LED off
    led.write(False)
    passert("interactive success", raw_input("LED is off? y/n ") == "y")

    # Turn LED on
    led.write(True)
    passert("interactive success", raw_input("LED is on? y/n ") == "y")

    # Turn LED off
    led.write(False)
    passert("interactive success", raw_input("LED is off? y/n ") == "y")

    # Turn LED on
    led.write(True)
    passert("interactive success", raw_input("LED is on? y/n ") == "y")

    led.close()

示例#4

文件： test_led.py 项目： work-with-forks/python-periphery

def test_interactive():
    print("Starting interactive test...")

    led = periphery.LED(led_name, False)

    raw_input("Press enter to continue...")

    # Check tostring
    print("LED description: {}".format(str(led)))
    assert raw_input("LED description looks ok? y/n ") == "y"

    # Turn LED off
    led.write(False)
    assert raw_input("LED is off? y/n ") == "y"

    # Turn LED on
    led.write(True)
    assert raw_input("LED is on? y/n ") == "y"

    # Turn LED off
    led.write(False)
    assert raw_input("LED is off? y/n ") == "y"

    # Turn LED on
    led.write(True)
    assert raw_input("LED is on? y/n ") == "y"

    led.close()

    print("Interactive test passed.")

示例#5

文件： test_led.py 项目： work-with-forks/python-periphery

def test_open_close():
    print("Starting open/close test...")

    # Open non-existent LED
    with AssertRaises(LookupError):
        periphery.LED("invalid_led_XXX", 0)

    # Open legitimate LED
    led = periphery.LED(led_name, 0)
    assert led.name == led_name
    assert led.fd > 0
    assert led.max_brightness > 0

    # Set brightness to 1, check brightness
    led.write(1)
    time.sleep(0.01)
    assert led.read() >= 1

    # Set brightness to 0, check brightness
    led.write(0)
    time.sleep(0.01)
    assert led.read() == 0

    # Set brightness to 1, check brightness
    led.brightness = 1
    time.sleep(0.01)
    assert led.brightness >= 1

    # Set brightness to 0, check brightness
    led.brightness = 0
    time.sleep(0.01)
    assert led.brightness == 0

    # Set brightness to True, check brightness
    led.write(True)
    time.sleep(0.01)
    assert led.read() == led.max_brightness

    # Set brightness to False, check brightness
    led.write(False)
    time.sleep(0.01)
    assert led.read() == 0

    led.close()

    print("Open/close test passed.")

示例#6

def test_open_close():
    ptest()

    # Open non-existent LED
    with AssertRaises("non-existent led", LookupError):
        periphery.LED("invalid_led_XXX", 0)

    # Open legitimate LED
    led = periphery.LED(led_name, 0)
    passert("property name", led.name == led_name)
    passert("fd >= 0", led.fd >= 0)
    passert("max_brightness > 0", led.max_brightness > 0)

    # Set brightness to True, check brightness
    led.write(True)
    time.sleep(0.01)
    passert("brightness is max", led.read() == led.max_brightness)

    # Set brightness to False, check brightness
    led.write(False)
    time.sleep(0.01)
    passert("brightness is zero", led.read() == 0)

    # Set brightness to 1, check brightness
    led.write(1)
    time.sleep(0.01)
    passert("brightness is non-zero", led.read() >= 1)

    # Set brightness to 0, check brightness
    led.write(0)
    time.sleep(0.01)
    passert("brightness is zero", led.read() == 0)

    # Set brightness to 1, check brightness
    led.brightness = 1
    time.sleep(0.01)
    passert("brightness is non-zero", led.brightness >= 1)

    # Set brightness to 0, check brightness
    led.brightness = 0
    time.sleep(0.01)
    passert("brightness is zero", led.brightness == 0)

    led.close()

示例#7

def test_open_close():
    print("Starting open/close test...")

    # Open non-existent LED (export should fail with EINVAL)
    with AssertRaises(ValueError):
        periphery.LED("invalid_led_XXX", 0)

    # Open legitimate LED
    led = periphery.LED(led_name, 0)
    assert led.name == led_name
    assert led.fd > 0
    assert led.max_brightness > 0

    # Set brightness to 1, check brightness
    led.write(1)
    assert led.read() == 1

    # Set brightness to 0, check brightness
    led.write(0)
    assert led.read() == 0

    # Set brightness to 1, check brightness
    led.brightness = 1
    assert led.brightness == 1

    # Set brightness to 0, check brightness
    led.brightness = 0
    assert led.brightness == 0

    # Set brightness to True, check brightness
    led.write(True)
    assert led.read() == led.max_brightness

    # Set brightness to False, check brightness
    led.write(False)
    assert led.read() == 0

    led.close()

    print("Open/close test passed.")

示例#8

def test_interactive():
    print("Starting interactive test...")

    led = periphery.LED(led_name, False)

    raw_input("Press enter to continue...")

    # Turn LED off
    led.write(False)
    assert raw_input("LED is off? y/n ") == "y"

    # Turn LED on
    led.write(True)
    assert raw_input("LED is on? y/n ") == "y"

    # Turn LED off
    led.write(False)
    assert raw_input("LED is off? y/n ") == "y"

    led.close()

    print("Interactive test passed.")