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[Color 4] Add tests for color.channel() #1978

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Apr 24, 2024
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63 changes: 63 additions & 0 deletions spec/core_functions/color/channel/a98-rgb.hrx
Original file line number Diff line number Diff line change
@@ -0,0 +1,63 @@
<===> local/red/input.scss
@use 'sass:color';
a {b: color.channel(color(a98-rgb 0.2 0.5 0.8), "red")}

<===> local/red/output.css
a {
b: 0.2;
}

<===>
================================================================================
<===> local/green/input.scss
@use 'sass:color';
a {b: color.channel(color(a98-rgb 0.2 0.5 0.8), "green")}

<===> local/green/output.css
a {
b: 0.5;
}

<===>
================================================================================
<===> local/blue/input.scss
@use 'sass:color';
a {b: color.channel(color(a98-rgb 0.2 0.5 0.8), "blue")}

<===> local/blue/output.css
a {
b: 0.8;
}

<===>
================================================================================
<===> foreign/red/input.scss
@use "sass:color";
a {b: color.channel(pink, "red", $space: a98-rgb)}

<===> foreign/red/output.css
a {
b: 0.9363244101;
}

<===>
================================================================================
<===> foreign/green/input.scss
@use "sass:color";
a {b: color.channel(pink, "green", $space: a98-rgb)}

<===> foreign/green/output.css
a {
b: 0.7473920857;
}

<===>
================================================================================
<===> foreign/blue/input.scss
@use "sass:color";
a {b: color.channel(pink, "blue", $space: a98-rgb)}

<===> foreign/blue/output.css
a {
b: 0.7893042668;
}
63 changes: 63 additions & 0 deletions spec/core_functions/color/channel/display-p3.hrx
Original file line number Diff line number Diff line change
@@ -0,0 +1,63 @@
<===> local/red/input.scss
@use 'sass:color';
a {b: color.channel(color(display-p3 0.2 0.5 0.8), "red")}

<===> local/red/output.css
a {
b: 0.2;
}

<===>
================================================================================
<===> local/green/input.scss
@use 'sass:color';
a {b: color.channel(color(display-p3 0.2 0.5 0.8), "green")}

<===> local/green/output.css
a {
b: 0.5;
}

<===>
================================================================================
<===> local/blue/input.scss
@use 'sass:color';
a {b: color.channel(color(display-p3 0.2 0.5 0.8), "blue")}

<===> local/blue/output.css
a {
b: 0.8;
}

<===>
================================================================================
<===> foreign/red/input.scss
@use "sass:color";
a {b: color.channel(pink, "red", $space: display-p3)}

<===> foreign/red/output.css
a {
b: 0.9621487118;
}

<===>
================================================================================
<===> foreign/green/input.scss
@use "sass:color";
a {b: color.channel(pink, "green", $space: display-p3)}

<===> foreign/green/output.css
a {
b: 0.7628803605;
}

<===>
================================================================================
<===> foreign/blue/input.scss
@use "sass:color";
a {b: color.channel(pink, "blue", $space: display-p3)}

<===> foreign/blue/output.css
a {
b: 0.7971503319;
}
153 changes: 153 additions & 0 deletions spec/core_functions/color/channel/error.hrx
Original file line number Diff line number Diff line change
@@ -0,0 +1,153 @@
<===> too_few_args/input.scss
@use "sass:color";
a {b: color.channel(pink)}

<===> too_few_args/error
Error: Missing argument $channel.
,--> input.scss
2 | a {b: color.channel(pink)}
| ^^^^^^^^^^^^^^^^^^^ invocation
'
,--> sass:color
1 | @function channel($color, $channel, $space: null) {
| ======================================= declaration
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> too_many_args/input.scss
@use "sass:color";
a {b: color.channel(pink, "red", rgb, "red")}

<===> too_many_args/error
Error: Only 3 arguments allowed, but 4 were passed.
,--> input.scss
2 | a {b: color.channel(pink, "red", rgb, "red")}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ invocation
'
,--> sass:color
1 | @function channel($color, $channel, $space: null) {
| ======================================= declaration
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> type/color/input.scss
@use "sass:color";
a {b: color.channel("pink", "red")}

<===> type/color/error
Error: $color: "pink" is not a color.
,
2 | a {b: color.channel("pink", "red")}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> type/channel/input.scss
@use "sass:color";
a {b: color.channel(pink, red)}

<===> type/channel/error
Error: $channel: red is not a string.
,
2 | a {b: color.channel(pink, red)}
| ^^^^^^^^^^^^^^^^^^^^^^^^
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> type/space/input.scss
@use "sass:color";
a {b: color.channel(pink, "red", red)}

<===> type/space/error
Error: $space: red is not a string.
,
2 | a {b: color.channel(pink, "red", red)}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> channel/unquoted/input.scss
@use "sass:color";
a {b: color.channel(hsl(50deg 50% 50%), hue)}

<===> channel/unquoted/error
Error: $channel: Expected hue to be a quoted string.
,
2 | a {b: color.channel(hsl(50deg 50% 50%), hue)}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> channel/wrong_space/input.scss
@use "sass:color";
a {b: color.channel(red, "hue")}

<===> channel/wrong_space/error
Error: $channel: Color red has no channel named hue.
,
2 | a {b: color.channel(red, "hue")}
| ^^^^^^^^^^^^^^^^^^^^^^^^^
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> channel/wrong_case/input.scss
@use "sass:color";
a {b: color.channel(red, "RED")}

<===> channel/wrong_case/error

<===>
================================================================================
<===> channel/unknown/input.scss
@use "sass:color";
a {b: color.channel(red, "foo")}

<===> channel/unknown/error
Error: $channel: Color red has no channel named foo.
,
2 | a {b: color.channel(red, "foo")}
| ^^^^^^^^^^^^^^^^^^^^^^^^^
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> space/quoted/input.scss
@use "sass:color";
a {b: color.channel(red, "hue", $space: "hsl")}

<===> space/quoted/error
Error: $space: Expected "hsl" to be an unquoted string.
,
2 | a {b: color.channel(red, "hue", $space: "hsl")}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
'
input.scss 2:7 root stylesheet

<===>
================================================================================
<===> space/unknown/input.scss
@use "sass:color";
a {b: color.channel(red, "hue", $space: "foo")}

<===> space/unknown/error
Error: $space: Expected "foo" to be an unquoted string.
,
2 | a {b: color.channel(red, "hue", $space: "foo")}
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
'
input.scss 2:7 root stylesheet
74 changes: 74 additions & 0 deletions spec/core_functions/color/channel/hsl.hrx
Original file line number Diff line number Diff line change
@@ -0,0 +1,74 @@
<===> local/hue/input.scss
@use 'sass:color';
a {b: color.channel(hsl(10 40% 60%), "hue")}

<===> local/hue/output.css
a {
b: 10deg;
}

<===>
================================================================================
<===> local/saturation/input.scss
@use 'sass:color';
a {b: color.channel(hsl(10deg 40% 60%), "saturation")}

<===> local/saturation/output.css
a {
b: 40%;
}

<===>
================================================================================
<===> local/lightness/input.scss
@use 'sass:color';
a {b: color.channel(hsl(10deg 40% 60%), "lightness")}

<===> local/lightness/output.css
a {
b: 60%;
}

<===>
================================================================================
<===> local/normalized/hue/input.scss
@use 'sass:color';
a {b: color.channel(hsl(540 40% 60%), "hue")}

<===> local/normalized/hue/output.css
a {
b: 180deg;
}

<===>
================================================================================
<===> foreign/hue/input.scss
@use "sass:color";
a {b: color.channel(pink, "hue", $space: hsl)}

<===> foreign/hue/output.css
a {
b: 349.5238095238deg;
}

<===>
================================================================================
<===> foreign/saturation/input.scss
@use "sass:color";
a {b: color.channel(pink, "saturation", $space: hsl)}

<===> foreign/saturation/output.css
a {
b: 100%;
}

<===>
================================================================================
<===> foreign/lightness/input.scss
@use "sass:color";
a {b: color.channel(pink, "lightness", $space: hsl)}

<===> foreign/lightness/output.css
a {
b: 87.6470588235%;
}
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