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Update web-platform-tests to revision b'b728032f59a396243864b0f8584e7211e3632005'

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WPT Sync Bot 2022-11-10 01:22:36 +00:00
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tests/wpt/web-platform-tests/css/css-images/parsing/gradient-interpolation-method-computed.html Normal file
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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Images Module Level 4: parsing gradients with color interpolation methods</title>
<link rel="author" title="Sam Weinig" href="mailto:weinig@apple.com">
<link rel="help" href="https://drafts.csswg.org/css-images-4/#gradients">
<link rel="help" href="https://drafts.csswg.org/css-color-4/#color-interpolation-method">
<meta name="assert" content="gradients supports the addition of color-interpolation-method to the grammar">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="/css/support/computed-testcommon.js"></script>
</head>
<body>
<div id="target"></div>
<div id="computedStyleTarget"></div>
<script>
const LINEAR_GRADIENT_SPECIFIERS = [
{ input: '30deg' },
{ input: 'to right bottom' },
];
const RADIAL_GRADIENT_SPECIFIERS = [
{ input: '50px' },
{ input: 'ellipse 50% 40em', output: '50% 40em' },
{ input: 'at right center' },
];
const CONIC_GRADIENT_SPECIFIERS = [
{ input: 'from 30deg' },
{ input: 'at left 10px top 50em' },
];
const legacy_stops = "red, blue"
const non_legacy_stops = "color(srgb 1 0 0), blue"
// getComputedStyle can return different values than input
function get_computed_style_value_for_stops(stops) {
const div = document.getElementById("computedStyleTarget");
computedColors = [];
stops.split(",").forEach(stop => {
div.style["color"] = stop;
computedColors.push(getComputedStyle(div)["color"]);
});
return computedColors.join(", ");
}
const legacy_stops_computed_style = get_computed_style_value_for_stops(legacy_stops);
const non_legacy_stops_computed_style = get_computed_style_value_for_stops(non_legacy_stops);
function test_gradients_no_specified_interpolation_method(gradientFunction, specifiers, stops, computed_stops)
{
for (const specifier of specifiers) {
const input = specifier.input
const output = specifier.output ? specifier.output : specifier.input
test_computed_value(`background-image`, `${gradientFunction}(${input}, ${stops})`, `${gradientFunction}(${output}, ${computed_stops})`)
}
}
function test_gradients(gradientFunction, colorInterpolationMethod, colorInterpolationMethodResult, specifiers, stops, computed_stops) {
const resultForNoSpecifierCase = (colorInterpolationMethodResult == "") ? "" : `in ${colorInterpolationMethodResult}, `
test_computed_value(`background-image`, `${gradientFunction}(in ${colorInterpolationMethod}, ${stops})`, `${gradientFunction}(${resultForNoSpecifierCase}${computed_stops})`)
for (const specifier of specifiers) {
const input = specifier.input
const output = specifier.output ? specifier.output : specifier.input
const result = colorInterpolationMethodResult == "" ? ", " : ` in ${colorInterpolationMethodResult}, `
test_computed_value(`background-image`, `${gradientFunction}(${input} in ${colorInterpolationMethod}, ${stops})`, `${gradientFunction}(${output}${result}${computed_stops})`)
test_computed_value(`background-image`, `${gradientFunction}(in ${colorInterpolationMethod} ${input}, ${stops})`, `${gradientFunction}(${output}${result}${computed_stops})`)
}
}
function test_gradient_with_interpolation_method(gradientFunction, colorInterpolationMethod, colorInterpolationMethodResult, specifiers, stops, computed_stops) {
const colorInterpolationMethodResultForLegacyStops = (colorInterpolationMethodResult == "srgb") ? "" : colorInterpolationMethodResult;
test_gradients(gradientFunction, colorInterpolationMethod, colorInterpolationMethodResultForLegacyStops, specifiers, legacy_stops, legacy_stops_computed_style);
const colorInterpolationMethodResultForNonLegacyStops = (colorInterpolationMethodResult == "oklab") ? "" : colorInterpolationMethodResult;
test_gradients(gradientFunction, colorInterpolationMethod, colorInterpolationMethodResultForNonLegacyStops, specifiers, non_legacy_stops, non_legacy_stops_computed_style);
}
function test_each_interpolation_method(gradientFunction, specifiers) {
test_gradients_no_specified_interpolation_method(gradientFunction, specifiers, legacy_stops, legacy_stops_computed_style);
test_gradients_no_specified_interpolation_method(gradientFunction, specifiers, non_legacy_stops, non_legacy_stops_computed_style);
for (const colorSpace of [ "lab", "oklab", "srgb", "srgb-linear", "xyz", "xyz-d50", "xyz-d65" ]) {
const colorInterpolationMethod = colorSpace
const colorInterpolationMethodResult = colorSpace == "xyz" ? "xyz-d65" : colorInterpolationMethod
test_gradient_with_interpolation_method(gradientFunction, colorInterpolationMethod, colorInterpolationMethodResult, specifiers)
}
for (const colorSpace of [ "hsl", "hwb", "lch", "oklch" ]) {
for (const hueInterpolationMethod of [ "", " shorter hue", " longer hue", " increasing hue", " decreasing hue" ]) {
const colorInterpolationMethod = `${colorSpace}${hueInterpolationMethod}`
const colorInterpolationMethodResult = hueInterpolationMethod == " shorter hue" ? colorSpace : colorInterpolationMethod
test_gradient_with_interpolation_method(gradientFunction, colorInterpolationMethod, colorInterpolationMethodResult, specifiers)
}
}
}
test_each_interpolation_method("linear-gradient", LINEAR_GRADIENT_SPECIFIERS)
test_each_interpolation_method("radial-gradient", RADIAL_GRADIENT_SPECIFIERS)
test_each_interpolation_method("conic-gradient", CONIC_GRADIENT_SPECIFIERS)
</script>
</body>
</html>