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<!DOCTYPE html>
<link rel=author href="mailto:jarhar@chromium.org">
<link rel=help href="https://drafts.csswg.org/css-forms-1">
<link rel=help href="https://github.com/w3c/csswg-drafts/issues/10857">
<link rel=help href="https://github.com/w3c/csswg-drafts/issues/11486">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
input {
appearance: base;
}
#parent {
text-transform: uppercase;
text-align: end;
text-indent: 5em;
}
</style>
<div id=parent>
<input value=value>
<div id=sibling>sibling</div>
</div>
<div id=initial></div>
<script>
const input = document.querySelector('input');
const parent = document.getElementById('parent');
const sibling = document.getElementById('sibling');
const intial = document.getElementById('initial');
// All of the elements should inherit these properties.
const expectedInheritedProperties = {
'font-size': '24px',
'font-family': 'monospace',
'font-stretch': '150%',
'font-style': 'italic',
'font-variant': 'small-caps',
'font-weight': '500',
'line-height': '13px',
'text-shadow': 'rgb(1, 1, 1) 1px 1px 1px',
'text-rendering': 'optimizelegibility',
'letter-spacing': '1px',
'word-spacing': '2px',
'color': 'rgb(255, 0, 0)',
};
for (const [property, value] of Object.entries(expectedInheritedProperties)) {
parent.style[property] = value;
}
function testProperties(style, expectedProperties) {
const parentStyle = getComputedStyle(parent);
const initialStyle = getComputedStyle(initial);
for (let [property, value] of Object.entries(expectedProperties)) {
if (value == 'initial') {
value = initialStyle[property];
} else if (value.endsWith('em')) {
// Properties with em units get serialized into px. In order to calculate
// the expected value of an em unit, we can set another element to the
// expected amount of ems and then serialize that one.
sibling.style[property] = value;
value = getComputedStyle(sibling)[property];
}
assert_equals(style[property], value, property);
}
for (const [property, value] of Object.entries(expectedInheritedProperties)) {
// Don't test whether a property was inherited if expectedProperties
// already has an expected value for it.
if (!Object.keys(expectedProperties).includes(property)) {
assert_equals(style[property], value, property);
}
}
}
test(() => {
const expectedProperties = {
'background-color': 'rgba(0, 0, 0, 0)',
'border': '1px solid rgb(255, 0, 0)', /* color is currentColor */
'display': 'inline-block',
'user-select': 'auto',
'padding-block-start': '0px',
'padding-block-end': '0px',
'padding-inline-start': '0px',
'padding-inline-end': '0px',
'border-radius': '0px',
'text-indent': 'initial',
'cursor': 'text',
'white-space': 'initial',
'align-items': 'initial',
'text-transform': 'initial',
'text-align': 'initial'
};
testProperties(getComputedStyle(input), expectedProperties);
}, 'UA styles of base appearance <input type=text>.');
</script>
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