rich/tests/test_color.py

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2019-12-07 21:16:49 +00:00
from rich.color import (
blend_rgb,
parse_rgb_hex,
Color,
ColorParseError,
ColorSystem,
ColorType,
ColorTriplet,
)
from rich import themes
import pytest
def test_str() -> None:
print(repr(str(Color.parse("red"))))
assert str(Color.parse("red")) == "\x1b[31m⬤ \x1b[0m<color 'red' (standard)>"
def test_repr() -> None:
assert repr(Color.parse("red")) == "<color 'red' (standard)>"
def test_system() -> None:
assert Color.parse("red").system == ColorSystem.STANDARD
assert Color.parse("#ff0000").system == ColorSystem.TRUECOLOR
def test_truecolor() -> None:
assert Color.parse("#ff0000").get_truecolor(themes.DEFAULT) == ColorTriplet(
255, 0, 0
)
assert Color.parse("red").get_truecolor(themes.DEFAULT) == ColorTriplet(128, 0, 0)
assert Color.parse("1").get_truecolor(themes.DEFAULT) == ColorTriplet(128, 0, 0)
assert Color.parse("17").get_truecolor(themes.DEFAULT) == ColorTriplet(0, 0, 95)
assert Color.parse("default").get_truecolor(themes.DEFAULT) == ColorTriplet(0, 0, 0)
assert Color.parse("default").get_truecolor(
themes.DEFAULT, foreground=False
) == ColorTriplet(255, 255, 255)
def test_parse_success() -> None:
assert Color.parse("default") == Color("default", ColorType.DEFAULT, None, None)
assert Color.parse("red") == Color("red", ColorType.STANDARD, 1, None)
assert Color.parse("red+") == Color("red+", ColorType.EIGHT_BIT, 9, None)
assert Color.parse("100") == Color("100", ColorType.EIGHT_BIT, 100, None)
assert Color.parse("#112233") == Color(
"#112233", ColorType.TRUECOLOR, None, ColorTriplet(0x11, 0x22, 0x33)
)
assert Color.parse("rgb(90,100,110)") == Color(
"rgb(90,100,110)", ColorType.TRUECOLOR, None, ColorTriplet(90, 100, 110)
)
def test_from_triplet() -> None:
assert Color.from_triplet(ColorTriplet(0x10, 0x20, 0x30)) == Color(
"#102030", ColorType.TRUECOLOR, None, ColorTriplet(0x10, 0x20, 0x30)
)
def test_parse_error() -> None:
with pytest.raises(ColorParseError):
Color.parse("rgb(999,0,0)")
with pytest.raises(ColorParseError):
Color.parse("rgb(0,0)")
with pytest.raises(ColorParseError):
Color.parse("rgb(0,0,0,0)")
with pytest.raises(ColorParseError):
Color.parse("nosuchcolor")
with pytest.raises(ColorParseError):
Color.parse("#xxyyzz")
def test_parse_rb_hex() -> None:
assert parse_rgb_hex("aabbcc") == ColorTriplet(0xAA, 0xBB, 0xCC)
def test_blend_rgb() -> None:
assert blend_rgb(
ColorTriplet(10, 20, 30), ColorTriplet(30, 40, 50)
) == ColorTriplet(20, 30, 40)