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from prompt_toolkit.styles import Attrs, Style, SwapLightAndDarkStyleTransformation
def test_style_from_dict():
style = Style.from_dict(
{
"a": "#ff0000 bold underline strike italic",
"b": "bg:#00ff00 blink reverse",
}
)
# Lookup of class:a.
expected = Attrs(
color="ff0000",
bgcolor="",
bold=True,
underline=True,
strike=True,
italic=True,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:a") == expected
# Lookup of class:b.
expected = Attrs(
color="",
bgcolor="00ff00",
bold=False,
underline=False,
strike=False,
italic=False,
blink=True,
reverse=True,
hidden=False,
)
assert style.get_attrs_for_style_str("class:b") == expected
# Test inline style.
expected = Attrs(
color="ff0000",
bgcolor="",
bold=False,
underline=False,
strike=False,
italic=False,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("#ff0000") == expected
# Combine class name and inline style (Whatever is defined later gets priority.)
expected = Attrs(
color="00ff00",
bgcolor="",
bold=True,
underline=True,
strike=True,
italic=True,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:a #00ff00") == expected
expected = Attrs(
color="ff0000",
bgcolor="",
bold=True,
underline=True,
strike=True,
italic=True,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("#00ff00 class:a") == expected
def test_class_combinations_1():
# In this case, our style has both class 'a' and 'b'.
# Given that the style for 'a b' is defined at the end, that one is used.
style = Style(
[
("a", "#0000ff"),
("b", "#00ff00"),
("a b", "#ff0000"),
]
)
expected = Attrs(
color="ff0000",
bgcolor="",
bold=False,
underline=False,
strike=False,
italic=False,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:a class:b") == expected
assert style.get_attrs_for_style_str("class:a,b") == expected
assert style.get_attrs_for_style_str("class:a,b,c") == expected
# Changing the order shouldn't matter.
assert style.get_attrs_for_style_str("class:b class:a") == expected
assert style.get_attrs_for_style_str("class:b,a") == expected
def test_class_combinations_2():
# In this case, our style has both class 'a' and 'b'.
# The style that is defined the latest get priority.
style = Style(
[
("a b", "#ff0000"),
("b", "#00ff00"),
("a", "#0000ff"),
]
)
expected = Attrs(
color="00ff00",
bgcolor="",
bold=False,
underline=False,
strike=False,
italic=False,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:a class:b") == expected
assert style.get_attrs_for_style_str("class:a,b") == expected
assert style.get_attrs_for_style_str("class:a,b,c") == expected
# Defining 'a' latest should give priority to 'a'.
expected = Attrs(
color="0000ff",
bgcolor="",
bold=False,
underline=False,
strike=False,
italic=False,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:b class:a") == expected
assert style.get_attrs_for_style_str("class:b,a") == expected
def test_substyles():
style = Style(
[
("a.b", "#ff0000 bold"),
("a", "#0000ff"),
("b", "#00ff00"),
("b.c", "#0000ff italic"),
]
)
# Starting with a.*
expected = Attrs(
color="0000ff",
bgcolor="",
bold=False,
underline=False,
strike=False,
italic=False,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:a") == expected
expected = Attrs(
color="ff0000",
bgcolor="",
bold=True,
underline=False,
strike=False,
italic=False,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:a.b") == expected
assert style.get_attrs_for_style_str("class:a.b.c") == expected
# Starting with b.*
expected = Attrs(
color="00ff00",
bgcolor="",
bold=False,
underline=False,
strike=False,
italic=False,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:b") == expected
assert style.get_attrs_for_style_str("class:b.a") == expected
expected = Attrs(
color="0000ff",
bgcolor="",
bold=False,
underline=False,
strike=False,
italic=True,
blink=False,
reverse=False,
hidden=False,
)
assert style.get_attrs_for_style_str("class:b.c") == expected
assert style.get_attrs_for_style_str("class:b.c.d") == expected
def test_swap_light_and_dark_style_transformation():
transformation = SwapLightAndDarkStyleTransformation()
# Test with 6 digit hex colors.
before = Attrs(
color="440000",
bgcolor="888844",
bold=True,
underline=True,
strike=True,
italic=True,
blink=False,
reverse=False,
hidden=False,
)
after = Attrs(
color="ffbbbb",
bgcolor="bbbb76",
bold=True,
underline=True,
strike=True,
italic=True,
blink=False,
reverse=False,
hidden=False,
)
assert transformation.transform_attrs(before) == after
# Test with ANSI colors.
before = Attrs(
color="ansired",
bgcolor="ansiblack",
bold=True,
underline=True,
strike=True,
italic=True,
blink=False,
reverse=False,
hidden=False,
)
after = Attrs(
color="ansibrightred",
bgcolor="ansiwhite",
bold=True,
underline=True,
strike=True,
italic=True,
blink=False,
reverse=False,
hidden=False,
)
assert transformation.transform_attrs(before) == after
|
