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grass/tests/color.rs
Connor Skees ffaee04613
rewrite parsing, evaluation, and serialization (#67) 
Adds support for the indented syntax, plain CSS imports, `@forward`, and many other previously missing features.
2022-12-26 15:33:04 -05:00

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#[macro_use]
mod macros;
test!(
preserves_named_color_case,
"a {\n color: OrAnGe;\n}\n",
"a {\n color: OrAnGe;\n}\n"
);
test!(
named_color_casing_is_color,
"a {\n color: hue(RED);\n}\n",
"a {\n color: 0deg;\n}\n"
);
test!(
preserves_hex_color_case,
"a {\n color: #FfFfFf;\n}\n",
"a {\n color: #FfFfFf;\n}\n"
);
test!(
preserves_hex_8_val_10000000,
"a {\n color: #10000000;\n}\n",
"a {\n color: #10000000;\n}\n"
);
test!(
preserves_hex_8_val_12312312,
"a {\n color: #12312312;\n}\n",
"a {\n color: #12312312;\n}\n"
);
test!(
preserves_hex_8_val_ab234cff,
"a {\n color: #ab234cff;\n}\n",
"a {\n color: #ab234cff;\n}\n"
);
test!(
preserves_hex_6_val_000000,
"a {\n color: #000000;\n}\n",
"a {\n color: #000000;\n}\n"
);
test!(
preserves_hex_6_val_123123,
"a {\n color: #123123;\n}\n",
"a {\n color: #123123;\n}\n"
);
test!(
preserves_hex_6_val_ab234c,
"a {\n color: #ab234c;\n}\n",
"a {\n color: #ab234c;\n}\n"
);
test!(
preserves_hex_4_val_0000,
"a {\n color: #0000;\n}\n",
"a {\n color: #0000;\n}\n"
);
test!(
preserves_hex_4_val_123a,
"a {\n color: #123a;\n}\n",
"a {\n color: #123a;\n}\n"
);
test!(
preserves_hex_4_val_ab2f,
"a {\n color: #ab2f;\n}\n",
"a {\n color: #ab2f;\n}\n"
);
test!(
preserves_hex_3_val_000,
"a {\n color: #000;\n}\n",
"a {\n color: #000;\n}\n"
);
test!(
preserves_hex_3_val_123,
"a {\n color: #123;\n}\n",
"a {\n color: #123;\n}\n"
);
test!(
preserves_hex_3_val_ab2,
"a {\n color: #ab2;\n}\n",
"a {\n color: #ab2;\n}\n"
);
test!(
converts_rgb_to_named_color,
"a {\n color: rgb(0, 0, 0);\n}\n",
"a {\n color: rgb(0, 0, 0);\n}\n"
);
test!(
converts_rgba_to_named_color_red,
"a {\n color: rgb(255, 0, 0, 255);\n}\n",
"a {\n color: rgb(255, 0, 0);\n}\n"
);
test!(
rgb_negative,
"a {\n color: rgb(-1, 1, 1);\n}\n",
"a {\n color: rgb(0, 1, 1);\n}\n"
);
test!(
rgb_binop,
"a {\n color: rgb(1, 2, 1+2);\n}\n",
"a {\n color: rgb(1, 2, 3);\n}\n"
);
test!(
rgb_pads_0,
"a {\n color: rgb(1, 2, 3);\n}\n",
"a {\n color: rgb(1, 2, 3);\n}\n"
);
test!(
rgba_percent,
"a {\n color: rgba(159%, 169, 169%, 50%);\n}\n",
"a {\n color: rgba(255, 169, 255, 0.5);\n}\n"
);
test!(
rgba_percent_round_up,
"a {\n color: rgba(59%, 169, 69%, 50%);\n}\n",
"a {\n color: rgba(150, 169, 176, 0.5);\n}\n"
);
test!(
rgb_double_digits,
"a {\n color: rgb(254, 255, 255);\n}\n",
"a {\n color: rgb(254, 255, 255);\n}\n"
);
test!(
rgb_double_digits_white,
"a {\n color: rgb(255, 255, 255);\n}\n",
"a {\n color: rgb(255, 255, 255);\n}\n"
);
test!(
alpha_function_4_hex,
"a {\n color: alpha(#0123);\n}\n",
"a {\n color: 0.2;\n}\n"
);
test!(
alpha_function_named_color,
"a {\n color: alpha(red);\n}\n",
"a {\n color: 1;\n}\n"
);
test!(
opacity_function_number,
"a {\n color: opacity(1);\n}\n",
"a {\n color: opacity(1);\n}\n"
);
test!(
opacity_function_number_unit,
"a {\n color: opacity(1px);\n}\n",
"a {\n color: opacity(1px);\n}\n"
);
test!(
rgba_one_arg,
"a {\n color: rgba(1 2 3);\n}\n",
"a {\n color: rgb(1, 2, 3);\n}\n"
);
test!(
rgb_two_args,
"a {\n color: rgb(#123, 0);\n}\n",
"a {\n color: rgba(17, 34, 51, 0);\n}\n"
);
test!(
rgba_two_args,
"a {\n color: rgba(red, 0.5);\n}\n",
"a {\n color: rgba(255, 0, 0, 0.5);\n}\n"
);
test!(
rgba_opacity_over_1,
"a {\n color: rgba(1, 2, 3, 3);\n}\n",
"a {\n color: rgb(1, 2, 3);\n}\n"
);
test!(
rgba_negative_alpha,
"a {\n color: rgba(1, 2, 3, -10%);\n}\n",
"a {\n color: rgba(1, 2, 3, 0);\n}\n"
);
test!(
rgba_opacity_decimal,
"a {\n color: rgba(1, 2, 3, .6);\n}\n",
"a {\n color: rgba(1, 2, 3, 0.6);\n}\n"
);
test!(
rgba_opacity_percent,
"a {\n color: rgba(1, 2, 3, 50%);\n}\n",
"a {\n color: rgba(1, 2, 3, 0.5);\n}\n"
);
test!(
rgba_3_args,
"a {\n color: rgba(7.1%, 20.4%, 33.9%);\n}\n",
"a {\n color: rgb(18, 52, 86);\n}\n"
);
error!(
rgb_no_args,
"a {\n color: rgb();\n}\n", "Error: Missing argument $channels."
);
error!(
rgba_no_args,
"a {\n color: rgba();\n}\n", "Error: Missing argument $channels."
);
test!(
invert_no_weight,
"a {\n color: invert(white);\n}\n",
"a {\n color: black;\n}\n"
);
test!(
plain_invert_no_unit,
"a {\n color: invert(1);\n}\n",
"a {\n color: invert(1);\n}\n"
);
test!(
plain_invert_unit_percent,
"a {\n color: invert(10%);\n}\n",
"a {\n color: invert(10%);\n}\n"
);
test!(
plain_invert_unit_deg,
"a {\n color: invert(1deg);\n}\n",
"a {\n color: invert(1deg);\n}\n"
);
test!(
plain_invert_negative,
"a {\n color: invert(-1);\n}\n",
"a {\n color: invert(-1);\n}\n"
);
test!(
plain_invert_float,
"a {\n color: invert(1.5);\n}\n",
"a {\n color: invert(1.5);\n}\n"
);
test!(
plain_invert_arithmetic,
"a {\n color: invert(1 + 1);\n}\n",
"a {\n color: invert(2);\n}\n"
);
test!(
plain_invert_nan,
"a {\n color: invert((0 / 0));\n}\n",
"a {\n color: invert(NaN);\n}\n"
);
error!(
plain_invert_two_args,
"a {\n color: invert(1, 50%);\n}\n",
"Error: Only one argument may be passed to the plain-CSS invert() function."
);
test!(
invert_weight_percent,
"a {\n color: invert(white, 20%);\n}\n",
"a {\n color: #cccccc;\n}\n"
);
test!(
invert_weight_percent_turquoise,
"a {\n color: invert(turquoise, 23%);\n}\n",
"a {\n color: #5db4ab;\n}\n"
);
test!(
invert_weight_no_unit,
"a {\n color: invert(white, 20);\n}\n",
"a {\n color: #cccccc;\n}\n"
);
test!(
transparentize,
"a {\n color: transparentize(rgba(0, 0, 0, 0.5), 0.1);\n}\n",
"a {\n color: rgba(0, 0, 0, 0.4);\n}\n"
);
test!(
fade_out,
"a {\n color: fade-out(rgba(0, 0, 0, 0.8), 0.2);\n}\n",
"a {\n color: rgba(0, 0, 0, 0.6);\n}\n"
);
test!(
opacify,
"a {\n color: opacify(rgba(0, 0, 0, 0.5), 0.1);\n}\n",
"a {\n color: rgba(0, 0, 0, 0.6);\n}\n"
);
test!(
fade_in,
"a {\n color: opacify(rgba(0, 0, 17, 0.8), 0.2);\n}\n",
"a {\n color: #000011;\n}\n"
);
test!(
grayscale_1,
"a {\n color: grayscale(plum);\n}\n",
"a {\n color: #bfbfbf;\n}\n"
);
test!(
grayscale_2,
"a {\n color: grayscale(red);\n}\n",
"a {\n color: gray;\n}\n"
);
test!(
grayscale_number,
"a {\n color: grayscale(15%);\n}\n",
"a {\n color: grayscale(15%);\n}\n"
);
test!(
complement,
"a {\n color: complement(red);\n}\n",
"a {\n color: aqua;\n}\n"
);
test!(
complement_hue_under_180,
"a {\n color: complement(#abcdef);\n}\n",
"a {\n color: #efcdab;\n}\n"
);
test!(
mix_no_weight,
"a {\n color: mix(#f00, #00f);\n}\n",
"a {\n color: purple;\n}\n"
);
test!(
mix_weight_25,
"a {\n color: mix(#f00, #00f, 25%);\n}\n",
"a {\n color: #4000bf;\n}\n"
);
test!(
mix_opacity,
"a {\n color: mix(rgba(255, 0, 0, 0.5), #00f);\n}\n",
"a {\n color: rgba(64, 0, 191, 0.75);\n}\n"
);
test!(
mix_sanity_check,
"a {\n color: mix(black, white);\n}\n",
"a {\n color: gray;\n}\n"
);
test!(
change_color_blue,
"a {\n color: change-color(#102030, $blue: 5);\n}\n",
"a {\n color: #102005;\n}\n"
);
test!(
change_color_red_blue,
"a {\n color: change-color(#102030, $red: 120, $blue: 5);\n}\n",
"a {\n color: #782005;\n}\n"
);
test!(
change_color_lum_alpha,
"a {\n color: change-color(hsl(25, 100%, 80%), $lightness: 40%, $alpha: 0.8);\n}\n",
"a {\n color: rgba(204, 85, 0, 0.8);\n}\n"
);
test!(
adjust_color_blue,
"a {\n color: adjust-color(#102030, $blue: 5);\n}\n",
"a {\n color: #102035;\n}\n"
);
test!(
adjust_color_negative,
"a {\n color: adjust-color(#102030, $red: -5, $blue: 5);\n}\n",
"a {\n color: #0b2035;\n}\n"
);
test!(
adjust_color_lum_alpha,
"a {\n color: adjust-color(hsl(25, 100%, 80%), $lightness: -30%, $alpha: -0.4);\n}\n",
"a {\n color: rgba(255, 106, 0, 0.6);\n}\n"
);
test!(
scale_color_lightness,
"a {\n color: scale-color(hsl(120, 70%, 80%), $lightness: 50%);\n}\n",
"a {\n color: #d4f7d4;\n}\n"
);
test!(
scale_color_negative,
"a {\n color: scale-color(rgb(200, 150%, 170%), $green: -40%, $blue: 70%);\n}\n",
"a {\n color: #c899ff;\n}\n"
);
test!(
scale_color_alpha,
"a {\n color: scale-color(hsl(200, 70%, 80%), $saturation: -90%, $alpha: -30%);\n}\n",
"a {\n color: rgba(200, 205, 208, 0.7);\n}\n"
);
test!(
scale_color_alpha_over_1,
"a {\n color: scale-color(sienna, $alpha: -70%);\n}\n",
"a {\n color: rgba(160, 82, 45, 0.3);\n}\n"
);
test!(
ie_hex_str_hex_3,
"a {\n color: ie-hex-str(#abc);\n}\n",
"a {\n color: #FFAABBCC;\n}\n"
);
test!(
ie_hex_str_hex_6,
"a {\n color: ie-hex-str(#3322BB);\n}\n",
"a {\n color: #FF3322BB;\n}\n"
);
test!(
ie_hex_str_rgb,
"a {\n color: ie-hex-str(rgba(0, 255, 0, 0.5));\n}\n",
"a {\n color: #8000FF00;\n}\n"
);
test!(
rgba_1_arg,
"a {\n color: rgba(74.7% 173 93%);\n}\n",
"a {\n color: rgb(190, 173, 237);\n}\n"
);
test!(
hsla_1_arg,
"a {\n color: hsla(60 60% 50%);\n}\n",
"a {\n color: hsl(60deg, 60%, 50%);\n}\n"
);
test!(
hsla_1_arg_weird_units,
"a {\n color: hsla(60foo 60foo 50foo);\n}\n",
"a {\n color: hsl(60deg, 60%, 50%);\n}\n"
);
test!(
sass_spec__spec_colors_basic,
r#"p {
color: rgb(255, 128, 0);
color: red green blue;
color: (red) (green) (blue);
color: red + hux;
color: unquote("red") + green;
foo: rgb(200, 150%, 170%);
}
"#,
"p {\n color: rgb(255, 128, 0);\n color: red green blue;\n color: red green blue;\n color: redhux;\n color: redgreen;\n foo: rgb(200, 255, 255);\n}\n"
);
test!(
sass_spec__spec_colors_change_color,
"p {
color: change-color(#102030, $blue: 5);
color: change-color(#102030, $alpha: .325);
color: change-color(#102030, $red: 120, $blue: 5);
color: change-color(hsl(25, 100%, 80%), $lightness: 40%, $alpha: 0.8);
}
",
"p {\n color: #102005;\n color: rgba(16, 32, 48, 0.325);\n color: #782005;\n color: rgba(204, 85, 0, 0.8);\n}\n"
);
test!(
transparent_from_function,
"a {\n color: rgb(transparent, 0);\n}\n",
"a {\n color: rgba(0, 0, 0, 0);\n}\n"
);
test!(
named_color_transparent_opacity,
"a {\n color: opacity(transparent);\n}\n",
"a {\n color: 0;\n}\n"
);
test!(
negative_values_in_rgb,
"a {\n color: rgb(-1 -1 -1);\n}\n",
"a {\n color: rgb(0, 0, 0);\n}\n"
);
test!(
interpolation_after_hash_containing_only_hex_chars,
"a {\n color: ##{123};\n color: type-of(##{123});\n}\n",
"a {\n color: #123;\n color: string;\n}\n"
);
test!(
non_hex_chars_after_hash_are_still_touching_hash,
"a {\n color: #ooobar;\n}\n",
"a {\n color: #ooobar;\n}\n"
);
test!(
more_than_8_hex_chars_after_hash_starts_with_letter,
"a {\n color: #ffffffffff;\n}\n",
"a {\n color: #ffffffffff;\n}\n"
);
test!(
more_than_8_hex_chars_after_hash_starts_with_number,
"a {\n color: #0000000000;\n}\n",
"a {\n color: #00000000 0;\n}\n"
);
test!(
more_than_8_hex_chars_after_hash_starts_with_number_contains_hex_char,
"a {\n color: #00000000f00;\n}\n",
"a {\n color: #00000000 f00;\n}\n"
);
test!(
all_three_rgb_channels_have_decimal,
"a {\n color: rgba(1.5, 1.5, 1.5, 1);\n}\n",
"a {\n color: rgb(2, 2, 2);\n}\n"
);
test!(
builtin_fn_red_rounds_channel,
"a {\n color: red(rgba(1.5, 1.5, 1.5, 1));\n}\n",
"a {\n color: 2;\n}\n"
);
test!(
builtin_fn_green_rounds_channel,
"a {\n color: green(rgba(1.5, 1.5, 1.5, 1));\n}\n",
"a {\n color: 2;\n}\n"
);
test!(
builtin_fn_blue_rounds_channel,
"a {\n color: blue(rgba(1.5, 1.5, 1.5, 1));\n}\n",
"a {\n color: 2;\n}\n"
);
test!(
color_equality_named_and_hex,
"a {\n color: red==#ff0000;\n}\n",
"a {\n color: true;\n}\n"
);
test!(
color_equality_named_and_hsla,
"a {\n color: hsla(0deg, 100%, 50%)==red;\n}\n",
"a {\n color: true;\n}\n"
);
test!(
alpha_filter_one_arg,
"a {\n color: alpha(a=a);\n}\n",
"a {\n color: alpha(a=a);\n}\n"
);
test!(
alpha_filter_multiple_args,
"a {\n color: alpha(a=a, b=b, c=d, d=d);\n}\n",
"a {\n color: alpha(a=a, b=b, c=d, d=d);\n}\n"
);
test!(
alpha_filter_whitespace,
"a {\n color: alpha(a = a);\n}\n",
"a {\n color: alpha(a=a);\n}\n"
);
test!(
alpha_filter_named,
"a {\n color: alpha($color: a=a);\n}\n",
"a {\n color: alpha(a=a);\n}\n"
);
error!(
alpha_filter_both_null,
"a {\n color: alpha(null=null);\n}\n", "Error: $color: = is not a color."
);
error!(
alpha_filter_multiple_args_one_not_valid_filter,
"a {\n color: alpha(a=a, b);\n}\n", "Error: Only 1 argument allowed, but 2 were passed."
);
error!(
alpha_filter_invalid_from_whitespace,
"a {\n color: alpha( A a = a );\n}\n", "Error: $color: A a=a is not a color."
);
error!(
alpha_filter_invalid_non_alphabetic_start,
"a {\n color: alpha(1=a);\n}\n", "Error: $color: 1=a is not a color."
);
// todo: we need many more of these tests
test!(
rgba_one_arg_special_fn_4th_arg_max,
"a {\n color: rgba(1 2 max(3, 3));\n}\n",
"a {\n color: rgb(1, 2, 3);\n}\n"
);
test!(
rgb_special_fn_4_arg_maintains_units,
"a {\n color: rgb(1, 0.02, 3%, max(0.4));\n}\n",
"a {\n color: rgba(1, 0, 8, 0.4);\n}\n"
);
test!(
rgb_special_fn_3_arg_maintains_units,
"a {\n color: rgb(1, 0.02, max(0.4));\n}\n",
"a {\n color: rgb(1, 0, 0);\n}\n"
);
test!(
rgb_special_fn_2_arg_first_non_color,
"a {\n color: rgb(1, var(--foo));\n}\n",
"a {\n color: rgb(1, var(--foo));\n}\n"
);
test!(
rgb_special_fn_2_arg_first_is_color,
"a {\n color: rgb(rgb(1%, 1, 1), var(--foo));;\n}\n",
"a {\n color: rgb(3, 1, 1, var(--foo));\n}\n"
);
test!(
interpolated_named_color_is_not_color,
"a {\n color: type-of(r#{e}d);\n}\n",
"a {\n color: string;\n}\n"
);
test!(
color_equality_differ_in_green_channel,
"a {\n color: rgb(1, 1, 1) == rgb(1, 2, 1);\n}\n",
"a {\n color: false;\n}\n"
);
test!(
color_equality_differ_in_blue_channel,
"a {\n color: rgb(1, 1, 1) == rgb(1, 1, 2);\n}\n",
"a {\n color: false;\n}\n"
);
test!(
color_equality_differ_in_alpha_channel,
"a {\n color: rgba(1, 1, 1, 1.0) == rgba(1, 1, 1, 0.5);\n}\n",
"a {\n color: false;\n}\n"
);
test!(
invert_weight_zero_is_nop,
"a {\n color: invert(#0f0f0f, 0);\n}\n",
"a {\n color: #0f0f0f;\n}\n"
);
test!(
mix_combined_weight_is_normalized_weight,
"a {\n color: mix(rgba(255, 20, 0, 0), rgba(0, 20, 255, 1), 100);\n}\n",
"a {\n color: rgba(255, 20, 0, 0);\n}\n"
);
test!(
hue_largest_channel_is_blue,
"a {\n color: hue(rgb(1, 2, 5));\n}\n",
"a {\n color: 225deg;\n}\n"
);
test!(
rgb_3_args_first_arg_is_special_fn,
"a {\n color: rgb(env(--foo), 2, 3);\n}\n",
"a {\n color: rgb(env(--foo), 2, 3);\n}\n"
);
test!(
hsl_conversion_is_correct,
"a {
color: hue(red);
color: saturation(red);
color: lightness(red);
color: change-color(red, $lightness: 95%);
color: red(change-color(red, $lightness: 95%));
color: blue(change-color(red, $lightness: 95%));
color: green(change-color(red, $lightness: 95%));
}",
"a {\n color: 0deg;\n color: 100%;\n color: 50%;\n color: #ffe6e6;\n color: 255;\n color: 230;\n color: 230;\n}\n"
);
test!(
rgb_two_arg_nan_alpha,
"a {
color: rgb(red, 0/0);
color: opacity(rgb(red, 0/0));
}",
"a {\n color: red;\n color: 1;\n}\n"
);
error!(
rgb_more_than_4_args,
"a {\n color: rgb(59%, 169, 69%, 50%, 50%);\n}\n",
"Error: Only 4 arguments allowed, but 5 were passed."
);
error!(
rgba_more_than_4_args,
"a {\n color: rgba(59%, 169, 69%, 50%, 50%);\n}\n",
"Error: Only 4 arguments allowed, but 5 were passed."
);
error!(
opacify_amount_nan,
"a {\n color: opacify(#fff, (0/0));\n}\n",
"Error: $amount: Expected NaN to be within 0 and 1."
);
error!(
interpolated_string_is_not_color,
"a {\n color: red(r#{e}d);\n}\n", "Error: $color: red is not a color."
);
error!(
single_arg_saturate_expects_number,
"a {\n color: saturate(red);\n}\n", "Error: $amount: red is not a number."
);
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