Example #1
0
def test_cmyk_to_rgb():
    """
    Test translation function cmyk_to_rgb
    """
    cmyk = introcs.CMYK(0.000, 100.0, 100.0, 0.000)
    rgb = a2.cmyk_to_rgb(cmyk)
    introcs.assert_equals('0.000', a2.str5(rgb.blue))
    introcs.assert_equals('255.0', a2.str5(rgb.red))
    introcs.assert_equals('0.000', a2.str5(rgb.green))

    cmyk = introcs.CMYK(88.44, 76.99, 5.528, 21.96)
    rgb = a2.cmyk_to_rgb(cmyk)
    introcs.assert_equals('188.0', a2.str5(rgb.blue))
    introcs.assert_equals('46.00', a2.str5(rgb.green))
    introcs.assert_equals('23.00', a2.str5(rgb.red))

    cmyk = introcs.CMYK(46.98, 55.10, 100.0, 2.122)
    rgb = a2.cmyk_to_rgb(cmyk)
    introcs.assert_equals('0.000', a2.str5(rgb.blue))
    introcs.assert_equals('112.0', a2.str5(rgb.green))
    introcs.assert_equals('132.0', a2.str5(rgb.red))
Example #2
0
def test_rgb_to_cmyk():
    """
    Test translation function rgb_to_cmyk
    """
    rgb = introcs.RGB(255, 255, 255)
    cmyk = a2.rgb_to_cmyk(rgb)
    introcs.assert_equals('0.000', a2.str5(cmyk.cyan))
    introcs.assert_equals('0.000', a2.str5(cmyk.magenta))
    introcs.assert_equals('0.000', a2.str5(cmyk.yellow))
    introcs.assert_equals('0.000', a2.str5(cmyk.black))

    rgb = introcs.RGB(0, 0, 0)
    cmyk = a2.rgb_to_cmyk(rgb)
    introcs.assert_equals('0.000', a2.str5(cmyk.cyan))
    introcs.assert_equals('0.000', a2.str5(cmyk.magenta))
    introcs.assert_equals('0.000', a2.str5(cmyk.yellow))
    introcs.assert_equals('100.0', a2.str5(cmyk.black))

    rgb = introcs.RGB(217, 43, 164)
    cmyk = a2.rgb_to_cmyk(rgb)
    introcs.assert_equals('0.000', a2.str5(cmyk.cyan))
    introcs.assert_equals('80.18', a2.str5(cmyk.magenta))
    introcs.assert_equals('24.42', a2.str5(cmyk.yellow))
    introcs.assert_equals('14.90', a2.str5(cmyk.black))
Example #3
0
def test_str5():
    """
    Test function str5
    """
    introcs.assert_equals('130.6',  a2.str5(130.59))
    introcs.assert_equals('130.5',  a2.str5(130.54))
    introcs.assert_equals('100.0',  a2.str5(100))
    introcs.assert_equals('100.6',  a2.str5(100.55))
    introcs.assert_equals('99.57',  a2.str5(99.566))
    introcs.assert_equals('99.99',  a2.str5(99.99))
    introcs.assert_equals('100.0',  a2.str5(99.995))
    introcs.assert_equals('22.00',  a2.str5(21.99575))
    introcs.assert_equals('21.99',  a2.str5(21.994))
    introcs.assert_equals('10.01',  a2.str5(10.013567))
    introcs.assert_equals('10.00',  a2.str5(10.000000005))
    introcs.assert_equals('10.00',  a2.str5(9.9999))
    introcs.assert_equals('9.999',  a2.str5(9.9993))
    introcs.assert_equals('1.355',  a2.str5(1.3546))
    introcs.assert_equals('1.354',  a2.str5(1.3544))
    introcs.assert_equals('0.046',  a2.str5(.0456))
    introcs.assert_equals('0.045',  a2.str5(.0453))
    introcs.assert_equals('0.006',  a2.str5(.0056))
    introcs.assert_equals('0.001',  a2.str5(.0013))
    introcs.assert_equals('0.000',  a2.str5(.0004))
    introcs.assert_equals('0.001',  a2.str5(.0009999))
Example #4
0
def test_rgb_to_cmyk():
    """
    Test translation function rgb_to_cmyk
    """
    rgb = introcs.RGB(255, 255, 255)
    cmyk = a2.rgb_to_cmyk(rgb)
    introcs.assert_equals('0.000', a2.str5(cmyk.cyan))
    introcs.assert_equals('0.000', a2.str5(cmyk.magenta))
    introcs.assert_equals('0.000', a2.str5(cmyk.yellow))
    introcs.assert_equals('0.000', a2.str5(cmyk.black))

    rgb = introcs.RGB(0, 0, 0)
    cmyk = a2.rgb_to_cmyk(rgb)
    introcs.assert_equals('0.000', a2.str5(cmyk.cyan))
    introcs.assert_equals('0.000', a2.str5(cmyk.magenta))
    introcs.assert_equals('0.000', a2.str5(cmyk.yellow))
    introcs.assert_equals('100.0', a2.str5(cmyk.black))

    rgb = introcs.RGB(217, 43, 164)
    cmyk = a2.rgb_to_cmyk(rgb)
    introcs.assert_equals('0.000', a2.str5(cmyk.cyan))
    introcs.assert_equals('80.18', a2.str5(cmyk.magenta))
    introcs.assert_equals('24.42', a2.str5(cmyk.yellow))
    introcs.assert_equals('14.90', a2.str5(cmyk.black))

    rgb = introcs.RGB(0, 165, 39)
    cmyk = a2.rgb_to_cmyk(rgb)
    introcs.assert_equals('100.0', a2.str5(cmyk.cyan))
    introcs.assert_equals('0.000', a2.str5(cmyk.magenta))
    introcs.assert_equals('76.36', a2.str5(cmyk.yellow))
    introcs.assert_equals('35.29', a2.str5(cmyk.black))

    rgb = introcs.RGB(23, 66, 188)
    cmyk = a2.rgb_to_cmyk(rgb)
    introcs.assert_equals('87.77', a2.str5(cmyk.cyan))
    introcs.assert_equals('64.89', a2.str5(cmyk.magenta))
    introcs.assert_equals('0.000', a2.str5(cmyk.yellow))
    introcs.assert_equals('26.27', a2.str5(cmyk.black))
Example #5
0
def test_hsv_to_rgb():
    """
    Test translation function hsv_to_rgb
    """
    hsv = introcs.HSV(178, 0.999, 0.001)
    rgb = a2.hsv_to_rgb(hsv)
    introcs.assert_equals('0.000', a2.str5(rgb.red))
    introcs.assert_equals('0.000', a2.str5(rgb.green))
    introcs.assert_equals('0.000', a2.str5(rgb.blue))

    hsv = introcs.HSV(77.23, 0.652, 0.148)
    rgb = a2.hsv_to_rgb(hsv)
    introcs.assert_equals('38.00', a2.str5(rgb.green))
    introcs.assert_equals('31.00', a2.str5(rgb.red))
    introcs.assert_equals('13.00', a2.str5(rgb.blue))

    hsv = introcs.HSV(0.000, 1.000, 0.765)
    rgb = a2.hsv_to_rgb(hsv)
    introcs.assert_equals('0.000', a2.str5(rgb.green))
    introcs.assert_equals('0.000', a2.str5(rgb.blue))
    introcs.assert_equals('195.0', a2.str5(rgb.red))

    hsv = introcs.HSV(240.1, 0.366, 0.771)
    rgb = a2.hsv_to_rgb(hsv)
    introcs.assert_equals('125.0', a2.str5(rgb.red))
    introcs.assert_equals('125.0', a2.str5(rgb.green))
    introcs.assert_equals('197.0', a2.str5(rgb.blue))

    hsv = introcs.HSV(222.8, 1.000, 0.521)
    rgb = a2.hsv_to_rgb(hsv)
    introcs.assert_equals('0.000', a2.str5(rgb.red))
    introcs.assert_equals('38.00', a2.str5(rgb.green))
    introcs.assert_equals('133.0', a2.str5(rgb.blue))
Example #6
0
def test_rgb_to_hsv():
    """
    Test translation function rgb_to_hsv
    """
    rgb = introcs.RGB(255, 255, 255)
    hsv = a2.rgb_to_hsv(rgb)
    introcs.assert_equals('0.000', a2.str5(hsv.hue))
    introcs.assert_equals('0.000', a2.str5(hsv.saturation))
    introcs.assert_equals('1.000', a2.str5(hsv.value))

    rgb = introcs.RGB(62, 7, 7)
    hsv = a2.rgb_to_hsv(rgb)
    introcs.assert_equals('0.000', a2.str5(hsv.hue))
    introcs.assert_equals('0.887', a2.str5(hsv.saturation))
    introcs.assert_equals('0.243', a2.str5(hsv.value))

    rgb = introcs.RGB(188, 56, 9)
    hsv = a2.rgb_to_hsv(rgb)
    introcs.assert_equals('15.75', a2.str5(hsv.hue))
    introcs.assert_equals('0.952', a2.str5(hsv.saturation))
    introcs.assert_equals('0.737', a2.str5(hsv.value))

    rgb = introcs.RGB(6, 2, 8)
    hsv = a2.rgb_to_hsv(rgb)
    introcs.assert_equals('280.0', a2.str5(hsv.hue))
    introcs.assert_equals('0.750', a2.str5(hsv.saturation))
    introcs.assert_equals('0.031', a2.str5(hsv.value))

    rgb = introcs.RGB(24, 178, 88)
    hsv = a2.rgb_to_hsv(rgb)
    introcs.assert_equals('144.9', a2.str5(hsv.hue))
    introcs.assert_equals('0.865', a2.str5(hsv.saturation))
    introcs.assert_equals('0.698', a2.str5(hsv.value))