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<!doctype html>
<meta charset="utf-8">
<title>'tab-size' property</title>
<link rel="help" href="https://drafts.css-houdini.org/css-typed-om-1/#dom-stylepropertymap-get">
<link rel="help" href="https://drafts.css-houdini.org/css-typed-om-1/#dom-stylepropertymap-set">
<link rel="help" href="https://drafts.css-houdini.org/css-typed-om-1/#property-stle-value-normalization">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../../resources/testhelper.js"></script>
<script src="resources/testsuite.js"></script>
<body>
<div id="log"></div>
<script>
'use strict';
runPropertyTests('tab-size', [
{
// tab-size can be a non-negative number
syntax: '<number>',
specified: (input, result) => {
if (input instanceof CSSUnitValue && (!Number.isInteger(input.value) || input.value < 0))
assert_style_value_equals(result, new CSSMathSum(input));
else
assert_style_value_equals(result, input);
},
computed: (input, result) => {
const number = input.to('number');
if (number < 0)
assert_style_value_equals(result, new CSSUnitValue(0, 'number'));
else if (!Number.isInteger(number.value))
assert_style_value_equals(result, new CSSUnitValue(number.value, 'number'));
else
assert_style_value_equals(result, number);
}
},
{
syntax: '<length>',
specified: assert_is_equal_with_range_handling
},
]);
</script>
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