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import sys
import pytest
import copy
from sdl2.ext import color
from sdl2.ext.color import Color
from sdl2.ext.compat import *
combs = [0, 1, 2, 4, 8, 16, 32, 62, 63, 64, 126, 127, 128, 255]
all_combos = [(r, g, b, a) for r in combs
for g in combs
for b in combs
for a in combs]
def color_combos():
for x in all_combos:
yield Color(*x)
def hex_combos():
for r, g, b, a in all_combos:
yield "0x%.2x%.2x%.2x%.2x" % (r, g, b, a)
def hash_combos():
for r, g, b, a in all_combos:
yield "#%.2x%.2x%.2x%.2x" % (r, g, b, a)
def rgba_combos():
for r, g, b, a in all_combos:
yield (r << 24 | g << 16 | b << 8 | a)
def argb_combos():
for r, g, b, a in all_combos:
yield (a << 24 | r << 16 | g << 8 | b)
def _assignr(x, y):
x.r = y
def _assigng(x, y):
x.g = y
def _assignb(x, y):
x.b = y
def _assigna(x, y):
x.a = y
def _assign_item(x, p, y):
x[p] = y
class TestSDL2ExtColor(object):
__tags__ = ["sdl2ext"]
def test_Color(self):
c = Color(10, 20, 30, 40)
assert c.r == 10
assert c.g == 20
assert c.b == 30
assert c.a == 40
with pytest.raises(ValueError):
Color(257, 10, 105, 44)
with pytest.raises(ValueError):
Color(10, 257, 105, 44)
with pytest.raises(ValueError):
Color(10, 105, 257, 44)
with pytest.raises(ValueError):
Color(10, 105, 44, 257)
def test_Color__copy__(self):
copy_copy = copy.copy
for c in color_combos():
c2 = copy_copy(c)
assert c == c2
c2 = ~c2
assert c != c2
def test_Color__eq__(self):
assert Color(255, 0, 0, 0) == Color(255, 0, 0, 0)
assert Color(0, 255, 0, 0) == Color(0, 255, 0, 0)
assert Color(0, 0, 255, 0) == Color(0, 0, 255, 0)
assert Color(0, 0, 0, 255) == Color(0, 0, 0, 255)
assert not (Color(0, 0, 0, 0) == Color(255, 0, 0, 0))
assert not (Color(0, 0, 0, 0) == Color(0, 255, 0, 0))
assert not (Color(0, 0, 0, 0) == Color(0, 0, 255, 0))
assert not (Color(0, 0, 0, 0) == Color(0, 0, 0, 255))
assert tuple(Color(255, 0, 0, 0)) == (255, 0, 0, 0)
assert tuple(Color(0, 255, 0, 0)) == (0, 255, 0, 0)
assert tuple(Color(0, 0, 255, 0)) == (0, 0, 255, 0)
assert tuple(Color(0, 0, 0, 255)) == (0, 0, 0, 255)
assert not (tuple(Color(0, 0, 0, 0)) == (255, 0, 0, 0))
assert not (tuple(Color(0, 0, 0, 0)) == (0, 255, 0, 0))
assert not (tuple(Color(0, 0, 0, 0)) == (0, 0, 255, 0))
assert not (tuple(Color(0, 0, 0, 0)) == (0, 0, 0, 255))
assert int(Color(255, 0, 0, 0)) == 0xff000000
assert int(Color(0, 255, 0, 0)) == 0x00ff0000
assert int(Color(0, 0, 255, 0)) == 0x0000ff00
assert int(Color(0, 0, 0, 255)) == 0x000000ff
assert not (int(Color(0, 0, 0, 0)) == 0xff000000)
assert not (int(Color(0, 0, 0, 0)) == 0x00ff0000)
assert not (int(Color(0, 0, 0, 0)) == 0x0000ff00)
assert not (int(Color(0, 0, 0, 0)) == 0x000000ff)
def test_Color__ne__(self):
assert Color(0, 0, 0, 0) != Color(255, 0, 0, 0)
assert Color(0, 0, 0, 0) != Color(0, 255, 0, 0)
assert Color(0, 0, 0, 0) != Color(0, 0, 255, 0)
assert Color(0, 0, 0, 0) != Color(0, 0, 0, 255)
assert not (Color(255, 0, 0, 0) != Color(255, 0, 0, 0))
assert not (Color(0, 255, 0, 0) != Color(0, 255, 0, 0))
assert not (Color(0, 0, 255, 0) != Color(0, 0, 255, 0))
assert not (Color(0, 0, 0, 255) != Color(0, 0, 0, 255))
assert tuple(Color(0, 0, 0, 0)) != (255, 0, 0, 0)
assert tuple(Color(0, 0, 0, 0)) != (0, 255, 0, 0)
assert tuple(Color(0, 0, 0, 0)) != (0, 0, 255, 0)
assert tuple(Color(0, 0, 0, 0)) != (0, 0, 0, 255)
assert not (tuple(Color(255, 0, 0, 0)) != (255, 0, 0, 0))
assert not (tuple(Color(0, 255, 0, 0)) != (0, 255, 0, 0))
assert not (tuple(Color(0, 0, 255, 0)) != (0, 0, 255, 0))
assert not (tuple(Color(0, 0, 0, 255)) != (0, 0, 0, 255))
assert int(Color(0, 0, 0, 0)) != 0xff000000
assert int(Color(0, 0, 0, 0)) != 0x00ff0000
assert int(Color(0, 0, 0, 0)) != 0x0000ff00
assert int(Color(0, 0, 0, 0)) != 0x000000ff
assert not (int(Color(255, 0, 0, 0)) != 0xff000000)
assert not (int(Color(0, 255, 0, 0)) != 0x00ff0000)
assert not (int(Color(0, 0, 255, 0)) != 0x0000ff00)
assert not (int(Color(0, 0, 0, 255)) != 0x000000ff)
def test_Color__repr__(self):
c = Color(68, 38, 26, 69)
c1 = eval(repr(c))
assert c == c1
def test_Color__int__(self):
c = Color(0x00, 0xCC, 0x00, 0xCC)
assert c.r == 0x00
assert c.g == 0xCC
assert c.b == 0x00
assert c.a == 0xCC
assert int(c) == int(0x00CC00CC)
c = Color(0x72, 0x75, 0x92, 0x33)
assert c.r == 0x72
assert c.g == 0x75
assert c.b == 0x92
assert c.a == 0x33
assert int(c) == int(0x72759233)
def test_Color__long__(self):
c = Color(0x00, 0xCC, 0x00, 0xCC)
assert c.r == 0x00
assert c.g == 0xCC
assert c.b == 0x00
assert c.a == 0xCC
assert long(c) == long(0x00CC00CC)
c = Color(0x72, 0x75, 0x92, 0x33)
assert c.r == 0x72
assert c.g == 0x75
assert c.b == 0x92
assert c.a == 0x33
assert long(c) == long(0x72759233)
def test_Color__float__(self):
c = Color(0x00, 0xCC, 0x00, 0xCC)
assert c.r == 0x00
assert c.g == 0xCC
assert c.b == 0x00
assert c.a == 0xCC
assert float(c) == float(0x00CC00CC)
c = Color(0x72, 0x75, 0x92, 0x33)
assert c.r == 0x72
assert c.g == 0x75
assert c.b == 0x92
assert c.a == 0x33
assert float(c) == float(0x72759233)
def test_Color__oct__(self):
c = Color(0x00, 0xCC, 0x00, 0xCC)
assert c.r == 0x00
assert c.g == 0xCC
assert c.b == 0x00
assert c.a == 0xCC
assert oct(c) == oct(0x00CC00CC)
c = Color(0x72, 0x75, 0x92, 0x33)
assert c.r == 0x72
assert c.g == 0x75
assert c.b == 0x92
assert c.a == 0x33
assert oct(c) == oct(0x72759233)
def test_Color__hex__(self):
c = Color(0x00, 0xCC, 0x00, 0xCC)
assert c.r == 0x00
assert c.g == 0xCC
assert c.b == 0x00
assert c.a == 0xCC
assert hex(c) == hex(0x00CC00CC)
c = Color(0x72, 0x75, 0x92, 0x33)
assert c.r == 0x72
assert c.g == 0x75
assert c.b == 0x92
assert c.a == 0x33
assert hex(c) == hex(0x72759233)
def test_Color__invert__(self):
assert ~Color() == Color(0, 0, 0, 0)
assert ~Color(0, 0, 0, 0) == Color(255, 255, 255, 255)
assert ~Color(255, 0, 0, 0) == Color(0, 255, 255, 255)
assert ~Color(0, 255, 0, 0) == Color(255, 0, 255, 255)
assert ~Color(0, 0, 255, 0) == Color(255, 255, 0, 255)
assert ~Color(0, 0, 0, 255) == Color(255, 255, 255, 0)
assert ~Color(127, 127, 127, 0) == Color(128, 128, 128, 255)
assert ~Color(1, 2, 3, 4) == Color(254, 253, 252, 251)
assert ~Color(127, 127, 127, 0) == Color(128, 128, 128, 255)
def test_Color__mod__(self):
c1 = Color()
assert c1.r == 255
assert c1.g == 255
assert c1.b == 255
assert c1.a == 255
c2 = Color(2, 4, 8, 16)
assert c2.r == 2
assert c2.g == 4
assert c2.b == 8
assert c2.a == 16
c3 = c1 % c2
assert c3.r == 1
assert c3.g == 3
assert c3.b == 7
assert c3.a == 15
def test_Color__div__(self):
c1 = Color(128, 128, 128, 128)
assert c1.r == 128
assert c1.g == 128
assert c1.b == 128
assert c1.a == 128
c2 = Color(2, 4, 8, 16)
assert c2.r == 2
assert c2.g == 4
assert c2.b == 8
assert c2.a == 16
c3 = c1 / c2
assert c3.r == 64
assert c3.g == 32
assert c3.b == 16
assert c3.a == 8
c3 = c3 / c2
assert c3.r == 32
assert c3.g == 8
assert c3.b == 2
assert c3.a == 0
def test_Color__mul__(self):
c1 = Color(1, 1, 1, 1)
assert c1.r == 1
assert c1.g == 1
assert c1.b == 1
assert c1.a == 1
c2 = Color(2, 5, 3, 22)
assert c2.r == 2
assert c2.g == 5
assert c2.b == 3
assert c2.a == 22
c3 = c1 * c2
assert c3.r == 2
assert c3.g == 5
assert c3.b == 3
assert c3.a == 22
c3 = c3 * c2
assert c3.r == 4
assert c3.g == 25
assert c3.b == 9
assert c3.a == 255
def test_Color__sub__(self):
c1 = Color(255, 255, 255, 255)
assert c1.r == 255
assert c1.g == 255
assert c1.b == 255
assert c1.a == 255
c2 = Color(20, 33, 82, 193)
assert c2.r == 20
assert c2.g == 33
assert c2.b == 82
assert c2.a == 193
c3 = c1 - c2
assert c3.r == 235
assert c3.g == 222
assert c3.b == 173
assert c3.a == 62
c3 = c3 - c2
assert c3.r == 215
assert c3.g == 189
assert c3.b == 91
assert c3.a == 0
def test_Color__add__(self):
c1 = Color(0, 0, 0, 0)
assert c1.r == 0
assert c1.g == 0
assert c1.b == 0
assert c1.a == 0
c2 = Color(20, 33, 82, 193)
assert c2.r == 20
assert c2.g == 33
assert c2.b == 82
assert c2.a == 193
c3 = c1 + c2
assert c3.r == 20
assert c3.g == 33
assert c3.b == 82
assert c3.a == 193
c3 = c3 + c2
assert c3.r == 40
assert c3.g == 66
assert c3.b == 164
assert c3.a == 255
def test_Color__len__(self):
c = Color(204, 38, 194, 55)
assert len(c) == 4
assert len(Color()) == 4
assert len(Color(2)) == 4
def test_Color__getitem__(self):
c = Color(204, 38, 194, 55)
assert c[0] == 204
assert c[1] == 38
assert c[2] == 194
assert c[3] == 55
def test_Color__setitem(self):
c = Color(204, 38, 194, 55)
assert c[0] == 204
assert c[1] == 38
assert c[2] == 194
assert c[3] == 55
c[0] = 33
assert c[0] == 33
c[1] = 48
assert c[1] == 48
c[2] = 173
assert c[2] == 173
c[3] = 213
assert c[3] == 213
# Now try some 'invalid' ones
with pytest.raises(ValueError):
_assign_item(c, 1, -83)
assert c[1] == 48
with pytest.raises(TypeError):
_assign_item(c, 2, "Hello")
assert c[2] == 173
def test_Color_r(self):
c = Color(100, 100, 100)
assert c.r == 100
c = Color(100, 100, 100, 100)
assert c.r == 100
c = Color(100, 100, 100)
assert c.r == 100
c.r = 200
assert c.r == 200
c.r += 22
assert c.r == 222
def test_Color_g(self):
c = Color(100, 100, 100)
assert c.g == 100
c = Color(100, 100, 100, 100)
assert c.g == 100
c = Color(100, 100, 100)
assert c.g == 100
c.g = 200
assert c.g == 200
c.g += 22
assert c.g == 222
def test_Color_b(self):
c = Color(100, 100, 100)
assert c.b == 100
c = Color(100, 100, 100, 100)
assert c.b == 100
c = Color(100, 100, 100)
assert c.b == 100
c.b = 200
assert c.b == 200
c.b += 22
assert c.b == 222
def test_Color_a(self):
c = Color(100, 100, 100)
assert c.a == 255
c = Color(100, 100, 100, 100)
assert c.a == 100
c = Color(100, 100, 100)
assert c.a == 255
c.a = 200
assert c.a == 200
c.a += 22
assert c.a == 222
def test_Color_rgba(self):
c = Color(0)
assert c.r == 0
assert c.g == 255
assert c.b == 255
assert c.a == 255
# Test simple assignments
c.r = 123
assert c.r == 123
with pytest.raises(ValueError):
_assignr(c, 537)
assert c.r == 123
with pytest.raises(ValueError):
_assignr(c, -3)
assert c.r == 123
assert c.g == 255
assert c.b == 255
assert c.a == 255
c.g = 55
assert c.g == 55
with pytest.raises(ValueError):
_assigng(c, 348)
assert c.g == 55
with pytest.raises(ValueError):
_assigng(c, -44)
assert c.g == 55
assert c.r == 123
assert c.b == 255
assert c.a == 255
c.b = 77
assert c.b == 77
with pytest.raises(ValueError):
_assignb(c, 256)
assert c.b == 77
with pytest.raises(ValueError):
_assignb(c, -12)
assert c.b == 77
assert c.r == 123
assert c.g == 55
assert c.a == 255
c.a = 251
assert c.a == 251
with pytest.raises(ValueError):
_assigna(c, 312)
assert c.a == 251
with pytest.raises(ValueError):
_assigna(c, -10)
assert c.a == 251
assert c.r == 123
assert c.g == 55
assert c.b == 77
def test_Color_hsva(self):
for c in color_combos():
h, s, v, a = c.hsva
assert 0 <= h <= 360
assert 0 <= s <= 100
assert 0 <= v <= 100
assert 0 <= a <= 100
for cx in [(0, 0, 0, 0), (255, 255, 255, 255)]:
c2 = Color(*cx)
assert tuple(c2) == cx
c2.hsva = c.hsva
err = "Failed for color '%s' and cx '%s': %s" % (c, cx, c2)
assert abs(c2.r - c.r <= 1), err
assert abs(c2.g - c.g <= 1), err
assert abs(c2.b - c.b <= 1), err
assert abs(c2.a - c.a <= 1), err
def test_Color_hsla(self):
for c in color_combos():
h, s, l, a = c.hsla
assert 0 <= h <= 360
assert 0 <= s <= 100
assert 0 <= l <= 100
assert 0 <= a <= 100
for cx in [(0, 0, 0, 0), (255, 255, 255, 255)]:
c2 = Color(*cx)
assert tuple(c2) == cx
c2.hsla = c.hsla
err = "Failed for color '%s' and cx '%s': %s" % (c, cx, c2)
assert abs(c2.r - c.r <= 1), err
assert abs(c2.g - c.g <= 1), err
assert abs(c2.b - c.b <= 1), err
assert abs(c2.a - c.a <= 1), err
def test_Color_i1i2i3(self):
for c in color_combos():
i1, i2, i3 = c.i1i2i3
assert 0 <= i1 <= 1
assert -0.5 <= i2 <= 0.5
assert -0.5 <= i3 <= 0.5
for cx in [(0, 0, 0, 0), (255, 255, 255, 255)]:
c2 = Color(*cx)
assert tuple(c2) == cx
c2.i1i2i3 = c.i1i2i3
err = "Failed for color '%s' and cx '%s': %s" % (c, cx, c2)
# I1I2I3 ignores the alpha channel, thus we won't check it
assert abs(c2.r - c.r <= 1), err
assert abs(c2.g - c.g <= 1), err
assert abs(c2.b - c.b <= 1), err
def test_Color_cmy(self):
for val in color_combos():
c, m, y = val.cmy
assert 0 <= c <= 1
assert 0 <= m <= 1
assert 0 <= y <= 1
for cx in [(0, 0, 0, 0), (255, 255, 255, 255)]:
c2 = Color(*cx)
assert tuple(c2) == cx
c2.cmy = val.cmy
err = "Failed for color '%s' and cx '%s': %s" % (c, cx, c2)
# CMY ignores the alpha channel, thus we won't check it
assert abs(c2.r - val.r <= 1), err
assert abs(c2.g - val.g <= 1), err
assert abs(c2.b - val.b <= 1), err
def test_Color_normalize(self):
c = Color(204, 38, 194, 55)
assert c.r == 204
assert c.g == 38
assert c.b == 194
assert c.a == 55
t = c.normalize()
assert round(abs(t[0]-0.800000), 5) == 0
assert round(abs(t[1]-0.149016), 5) == 0
assert round(abs(t[2]-0.760784), 5) == 0
assert round(abs(t[3]-0.215686), 5) == 0
c = Color(255, 255, 255, 255)
assert c.normalize() == (1.0, 1.0, 1.0, 1.0)
c = Color(0, 0, 0, 0)
assert c.normalize() == (0.0, 0.0, 0.0, 0.0)
c = Color(128, 128, 128, 128)
t = c.normalize()
for v in t:
assert round(abs(v-0.5), 2) == 0
c = Color(128, 255, 0, 52)
t = c.normalize()
assert round(abs(t[0]-0.5), 2) == 0
assert t[1] == 1.0
assert t[2] == 0.0
# 52 / 255 ~= .20
assert round(abs(t[3]-0.2), 2) == 0
def test_is_rgb_color(self):
for v in color_combos():
assert color.is_rgba_color(v)
for v in rgba_combos():
assert not color.is_rgba_color(v)
for v in argb_combos():
assert not color.is_rgba_color(v)
for v in hex_combos():
assert not color.is_rgba_color(v)
for v in hash_combos():
assert not color.is_rgba_color(v)
def test_is_rgba_color(self):
for v in color_combos():
assert color.is_rgba_color(v)
for v in rgba_combos():
assert not color.is_rgba_color(v)
for v in argb_combos():
assert not color.is_rgba_color(v)
for v in hex_combos():
assert not color.is_rgba_color(v)
for v in hash_combos():
assert not color.is_rgba_color(v)
def test_rgba_argb_to_color(self):
assert color.RGBA == color.rgba_to_color
assert color.ARGB == color.argb_to_color
cvals = list(color_combos())
for index, val in enumerate(rgba_combos()):
c = cvals[index]
if c.r == c.g == c.b == c.a:
assert color.RGBA(val) == c
assert color.ARGB(val) == c
continue
assert color.RGBA(val) == c, "Failed for '%s'" % val
assert not color.ARGB(val) == c, "Failed for '0x%.8x'" % val
for index, val in enumerate(argb_combos()):
c = cvals[index]
if c.r == c.g == c.b == c.a:
assert color.RGBA(val) == c
assert color.ARGB(val) == c
continue
assert color.ARGB(val) == c, "Failed for '%s'" % val
assert not color.RGBA(val) == c, "Failed for '0x%.8x'" % val
def test_string_to_color(self):
for method in (color.string_to_color, color.convert_to_color,
color.COLOR):
assert method('#00000000').r == 0x00
assert method('#10000000').r == 0x10
assert method('#20000000').r == 0x20
assert method('#30000000').r == 0x30
assert method('#40000000').r == 0x40
assert method('#50000000').r == 0x50
assert method('#60000000').r == 0x60
assert method('#70000000').r == 0x70
assert method('#80000000').r == 0x80
assert method('#90000000').r == 0x90
assert method('#A0000000').r == 0xA0
assert method('#B0000000').r == 0xB0
assert method('#C0000000').r == 0xC0
assert method('#D0000000').r == 0xD0
assert method('#E0000000').r == 0xE0
assert method('#F0000000').r == 0xF0
assert method('#01000000').r == 0x01
assert method('#02000000').r == 0x02
assert method('#03000000').r == 0x03
assert method('#04000000').r == 0x04
assert method('#05000000').r == 0x05
assert method('#06000000').r == 0x06
assert method('#07000000').r == 0x07
assert method('#08000000').r == 0x08
assert method('#09000000').r == 0x09
assert method('#0A000000').r == 0x0A
assert method('#0B000000').r == 0x0B
assert method('#0C000000').r == 0x0C
assert method('#0D000000').r == 0x0D
assert method('#0E000000').r == 0x0E
assert method('#0F000000').r == 0x0F
with pytest.raises(ValueError):
method("0x12345")
with pytest.raises(ValueError):
method("0x1234567")
with pytest.raises(ValueError):
method("#123456789")
with pytest.raises(ValueError):
method("#12345")
with pytest.raises(ValueError):
method("#1234567")
with pytest.raises(ValueError):
method("#123456789")
with pytest.raises(ValueError):
method("# f000000")
with pytest.raises(ValueError):
method("#f 000000")
with pytest.raises(ValueError):
method("#-f000000")
with pytest.raises(ValueError):
method("-#f000000")
with pytest.raises(ValueError):
method("0x f000000")
with pytest.raises(ValueError):
method("0xf 000000")
with pytest.raises(ValueError):
method("0x-f000000")
with pytest.raises(ValueError):
method("-0xf000000")
with pytest.raises(ValueError):
method("#cc00qq")
with pytest.raises(ValueError):
method("0xcc00qq")
with pytest.raises(ValueError):
method("09abcdef")
with pytest.raises(ValueError):
method("09abcde")
with pytest.raises(ValueError):
method("quarky")
cvals = list(color_combos())
for index, val in enumerate(hex_combos()):
assert method(val) == cvals[index], "Failed for '%s'" % val
for index, val in enumerate(hash_combos()):
assert method(val) == cvals[index], "Failed for '%s'" % val
with pytest.raises(TypeError):
color.string_to_color(0xff000000)
with pytest.raises(TypeError):
color.string_to_color(Color())
def test_convert_to_color(self):
assert color.COLOR == color.convert_to_color
cvals = list(color_combos())
for index, val in enumerate(hex_combos()):
assert color.COLOR(val) == cvals[index], "Failed for '%s'" % val
for index, val in enumerate(hash_combos()):
assert color.COLOR(val) == cvals[index], "Failed for '%s'" % val
for index, val in enumerate(hex_combos()):
assert color.COLOR(val) == cvals[index], "Failed for '%s'" % val
for index, val in enumerate(argb_combos()):
assert color.COLOR(val) == cvals[index], "Failed for '0x%.8x'" % val
for index, val in enumerate(color_combos()):
assert color.COLOR(val) == cvals[index], "Failed for '%s'" % val
with pytest.raises(ValueError):
color.convert_to_color(self)
with pytest.raises(ValueError):
color.convert_to_color("Test")
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