mirror of
https://github.com/python-pillow/Pillow.git
synced 2025-10-31 16:07:30 +03:00
199 lines
9.1 KiB
Python
199 lines
9.1 KiB
Python
from helper import unittest, PillowTestCase
|
|
|
|
from PIL import Image
|
|
from PIL import ImageColor
|
|
|
|
|
|
class TestImageColor(PillowTestCase):
|
|
|
|
def test_hash(self):
|
|
# short 3 components
|
|
self.assertEqual((255, 0, 0), ImageColor.getrgb("#f00"))
|
|
self.assertEqual((0, 255, 0), ImageColor.getrgb("#0f0"))
|
|
self.assertEqual((0, 0, 255), ImageColor.getrgb("#00f"))
|
|
|
|
# short 4 components
|
|
self.assertEqual((255, 0, 0, 0), ImageColor.getrgb("#f000"))
|
|
self.assertEqual((0, 255, 0, 0), ImageColor.getrgb("#0f00"))
|
|
self.assertEqual((0, 0, 255, 0), ImageColor.getrgb("#00f0"))
|
|
self.assertEqual((0, 0, 0, 255), ImageColor.getrgb("#000f"))
|
|
|
|
# long 3 components
|
|
self.assertEqual((222, 0, 0), ImageColor.getrgb("#de0000"))
|
|
self.assertEqual((0, 222, 0), ImageColor.getrgb("#00de00"))
|
|
self.assertEqual((0, 0, 222), ImageColor.getrgb("#0000de"))
|
|
|
|
# long 4 components
|
|
self.assertEqual((222, 0, 0, 0), ImageColor.getrgb("#de000000"))
|
|
self.assertEqual((0, 222, 0, 0), ImageColor.getrgb("#00de0000"))
|
|
self.assertEqual((0, 0, 222, 0), ImageColor.getrgb("#0000de00"))
|
|
self.assertEqual((0, 0, 0, 222), ImageColor.getrgb("#000000de"))
|
|
|
|
# case insensitivity
|
|
self.assertEqual(ImageColor.getrgb("#DEF"), ImageColor.getrgb("#def"))
|
|
self.assertEqual(ImageColor.getrgb("#CDEF"),
|
|
ImageColor.getrgb("#cdef"))
|
|
self.assertEqual(ImageColor.getrgb("#DEFDEF"),
|
|
ImageColor.getrgb("#defdef"))
|
|
self.assertEqual(ImageColor.getrgb("#CDEFCDEF"),
|
|
ImageColor.getrgb("#cdefcdef"))
|
|
|
|
# not a number
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#fo0")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#fo00")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#fo0000")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#fo000000")
|
|
|
|
# wrong number of components
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#f0000")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#f000000")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#f00000000")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#f000000000")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "#f00000 ")
|
|
|
|
def test_colormap(self):
|
|
self.assertEqual((0, 0, 0), ImageColor.getrgb("black"))
|
|
self.assertEqual((255, 255, 255), ImageColor.getrgb("white"))
|
|
self.assertEqual((255, 255, 255), ImageColor.getrgb("WHITE"))
|
|
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "black ")
|
|
|
|
def test_functions(self):
|
|
# rgb numbers
|
|
self.assertEqual((255, 0, 0), ImageColor.getrgb("rgb(255,0,0)"))
|
|
self.assertEqual((0, 255, 0), ImageColor.getrgb("rgb(0,255,0)"))
|
|
self.assertEqual((0, 0, 255), ImageColor.getrgb("rgb(0,0,255)"))
|
|
|
|
# percents
|
|
self.assertEqual((255, 0, 0), ImageColor.getrgb("rgb(100%,0%,0%)"))
|
|
self.assertEqual((0, 255, 0), ImageColor.getrgb("rgb(0%,100%,0%)"))
|
|
self.assertEqual((0, 0, 255), ImageColor.getrgb("rgb(0%,0%,100%)"))
|
|
|
|
# rgba numbers
|
|
self.assertEqual((255, 0, 0, 0), ImageColor.getrgb("rgba(255,0,0,0)"))
|
|
self.assertEqual((0, 255, 0, 0), ImageColor.getrgb("rgba(0,255,0,0)"))
|
|
self.assertEqual((0, 0, 255, 0), ImageColor.getrgb("rgba(0,0,255,0)"))
|
|
self.assertEqual((0, 0, 0, 255), ImageColor.getrgb("rgba(0,0,0,255)"))
|
|
|
|
self.assertEqual((255, 0, 0), ImageColor.getrgb("hsl(0,100%,50%)"))
|
|
self.assertEqual((255, 0, 0), ImageColor.getrgb("hsl(360,100%,50%)"))
|
|
self.assertEqual((0, 255, 255), ImageColor.getrgb("hsl(180,100%,50%)"))
|
|
|
|
self.assertEqual((255, 0, 0), ImageColor.getrgb("hsv(0,100%,100%)"))
|
|
self.assertEqual((255, 0, 0), ImageColor.getrgb("hsv(360,100%,100%)"))
|
|
self.assertEqual((0, 255, 255),
|
|
ImageColor.getrgb("hsv(180,100%,100%)"))
|
|
|
|
# alternate format
|
|
self.assertEqual(ImageColor.getrgb("hsb(0,100%,50%)"),
|
|
ImageColor.getrgb("hsv(0,100%,50%)"))
|
|
|
|
# floats
|
|
self.assertEqual((254, 3, 3),
|
|
ImageColor.getrgb("hsl(0.1,99.2%,50.3%)"))
|
|
self.assertEqual((255, 0, 0),
|
|
ImageColor.getrgb("hsl(360.,100.0%,50%)"))
|
|
|
|
self.assertEqual((253, 2, 2),
|
|
ImageColor.getrgb("hsv(0.1,99.2%,99.3%)"))
|
|
self.assertEqual((255, 0, 0),
|
|
ImageColor.getrgb("hsv(360.,100.0%,100%)"))
|
|
|
|
# case insensitivity
|
|
self.assertEqual(ImageColor.getrgb("RGB(255,0,0)"),
|
|
ImageColor.getrgb("rgb(255,0,0)"))
|
|
self.assertEqual(ImageColor.getrgb("RGB(100%,0%,0%)"),
|
|
ImageColor.getrgb("rgb(100%,0%,0%)"))
|
|
self.assertEqual(ImageColor.getrgb("RGBA(255,0,0,0)"),
|
|
ImageColor.getrgb("rgba(255,0,0,0)"))
|
|
self.assertEqual(ImageColor.getrgb("HSL(0,100%,50%)"),
|
|
ImageColor.getrgb("hsl(0,100%,50%)"))
|
|
self.assertEqual(ImageColor.getrgb("HSV(0,100%,50%)"),
|
|
ImageColor.getrgb("hsv(0,100%,50%)"))
|
|
self.assertEqual(ImageColor.getrgb("HSB(0,100%,50%)"),
|
|
ImageColor.getrgb("hsb(0,100%,50%)"))
|
|
|
|
# space agnosticism
|
|
self.assertEqual((255, 0, 0),
|
|
ImageColor.getrgb("rgb( 255 , 0 , 0 )"))
|
|
self.assertEqual((255, 0, 0),
|
|
ImageColor.getrgb("rgb( 100% , 0% , 0% )"))
|
|
self.assertEqual((255, 0, 0, 0),
|
|
ImageColor.getrgb("rgba( 255 , 0 , 0 , 0 )"))
|
|
self.assertEqual((255, 0, 0),
|
|
ImageColor.getrgb("hsl( 0 , 100% , 50% )"))
|
|
self.assertEqual((255, 0, 0),
|
|
ImageColor.getrgb("hsv( 0 , 100% , 100% )"))
|
|
|
|
# wrong number of components
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "rgb(255,0)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "rgb(255,0,0,0)")
|
|
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "rgb(100%,0%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "rgb(100%,0%,0)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "rgb(100%,0%,0 %)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "rgb(100%,0%,0%,0%)")
|
|
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "rgba(255,0,0)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "rgba(255,0,0,0,0)")
|
|
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsl(0,100%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsl(0,100%,0%,0%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsl(0%,100%,50%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsl(0,100,50%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsl(0,100%,50)")
|
|
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsv(0,100%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsv(0,100%,0%,0%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsv(0%,100%,50%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsv(0,100,50%)")
|
|
self.assertRaises(ValueError, ImageColor.getrgb, "hsv(0,100%,50)")
|
|
|
|
# look for rounding errors (based on code by Tim Hatch)
|
|
def test_rounding_errors(self):
|
|
|
|
for color in ImageColor.colormap:
|
|
expected = Image.new(
|
|
"RGB", (1, 1), color).convert("L").getpixel((0, 0))
|
|
actual = ImageColor.getcolor(color, 'L')
|
|
self.assertEqual(expected, actual)
|
|
|
|
self.assertEqual(
|
|
(0, 255, 115), ImageColor.getcolor("rgba(0, 255, 115, 33)", "RGB"))
|
|
Image.new("RGB", (1, 1), "white")
|
|
|
|
self.assertEqual((0, 0, 0, 255), ImageColor.getcolor("black", "RGBA"))
|
|
self.assertEqual(
|
|
(255, 255, 255, 255), ImageColor.getcolor("white", "RGBA"))
|
|
self.assertEqual(
|
|
(0, 255, 115, 33),
|
|
ImageColor.getcolor("rgba(0, 255, 115, 33)", "RGBA"))
|
|
Image.new("RGBA", (1, 1), "white")
|
|
|
|
self.assertEqual(0, ImageColor.getcolor("black", "L"))
|
|
self.assertEqual(255, ImageColor.getcolor("white", "L"))
|
|
self.assertEqual(162,
|
|
ImageColor.getcolor("rgba(0, 255, 115, 33)", "L"))
|
|
Image.new("L", (1, 1), "white")
|
|
|
|
self.assertEqual(0, ImageColor.getcolor("black", "1"))
|
|
self.assertEqual(255, ImageColor.getcolor("white", "1"))
|
|
# The following test is wrong, but is current behavior
|
|
# The correct result should be 255 due to the mode 1
|
|
self.assertEqual(
|
|
162, ImageColor.getcolor("rgba(0, 255, 115, 33)", "1"))
|
|
# Correct behavior
|
|
# self.assertEqual(
|
|
# 255, ImageColor.getcolor("rgba(0, 255, 115, 33)", "1"))
|
|
Image.new("1", (1, 1), "white")
|
|
|
|
self.assertEqual((0, 255), ImageColor.getcolor("black", "LA"))
|
|
self.assertEqual((255, 255), ImageColor.getcolor("white", "LA"))
|
|
self.assertEqual(
|
|
(162, 33), ImageColor.getcolor("rgba(0, 255, 115, 33)", "LA"))
|
|
Image.new("LA", (1, 1), "white")
|
|
|
|
|
|
if __name__ == '__main__':
|
|
unittest.main()
|