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<!DOCTYPE html>
<html>
<head>
<meta charset="utf-8">
<title>CSS Writing Modes: parsing text-combine-upright with digits plus calc() computing to valid digits</title>
<link rel="author" title="Masataka Yakura" href="http://google.com/+MasatakaYakura">
<link rel="help" href="http://www.w3.org/TR/css-writing-modes-4/#text-combine-upright">
<link rel="help" href="http://www.w3.org/TR/css-values-3/#calc-notation">
<meta name="assert" content="User Agents support text-combine-upright with values `digits calc(...)` if the expression inside `calc()` computes to a valid integer, which is either 2, 3, or 4.">
<meta name="flags" content="dom">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<style>
#valid_digits_calc_1_plus_1 {
text-combine-upright: digits calc(1 + 1);
}
#valid_digits_calc_1_plus_1_plus_1 {
text-combine-upright: digits calc(1 + 1 + 1);
}
#valid_digits_calc_2_plus_2 {
text-combine-upright: digits calc(2 + 2);
}
#valid_digits_calc_4_minus_2 {
text-combine-upright: digits calc(4 - 2);
}
#valid_digits_calc_6_minus_3 {
text-combine-upright: digits calc(6 - 3);
}
#valid_digits_calc_7_minus_1_minus_2 {
text-combine-upright: digits calc(7 - 1 - 2);
}
#valid_digits_calc_2_times_1 {
text-combine-upright: digits calc(2 * 1);
}
#valid_digits_calc_3_times_1 {
text-combine-upright: digits calc(3 * 1);
}
#valid_digits_calc_2_times_2_times_1 {
text-combine-upright: digits calc(2 * 2 * 1);
}
#valid_digits_calc_4_dividedby_2 {
text-combine-upright: digits calc(4 / 2);
}
#valid_digits_calc_4_dividedby_2 {
text-combine-upright: digits calc(6 / 2);
}
#valid_digits_calc_24_dividedby_3_dividedby_2 {
text-combine-upright: digits calc(24 / 3 / 2);
}
</style>
</head>
<body>
<div id="valid_digits_calc_1_plus_1"></div>
<div id="valid_digits_calc_1_plus_1_plus_1"></div>
<div id="valid_digits_calc_2_plus_2"></div>
<div id="valid_digits_calc_4_minus_2"></div>
<div id="valid_digits_calc_6_minus_3"></div>
<div id="valid_digits_calc_7_minus_1_minus_2"></div>
<div id="valid_digits_calc_2_times_1"></div>
<div id="valid_digits_calc_3_times_1"></div>
<div id="valid_digits_calc_2_times_2_times_1"></div>
<div id="valid_digits_calc_4_dividedby_2"></div>
<div id="valid_digits_calc_4_dividedby_2"></div>
<div id="valid_digits_calc_24_dividedby_3_dividedby_2"></div>
<div id="log"></div>
<script>
var getComputedValueFor = function (id) {
var element = document.getElementById(id);
return window.getComputedStyle(element).textCombineUpright;
};
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_1_plus_1'), 'digits 2');
}, 'Computed value for `text-combine-upright: digits calc(1 + 1)` is `digits 2`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_1_plus_1_plus_1'), 'digits 3');
}, 'Computed value for `text-combine-upright: digits calc(1 + 1 + 1)` is `digits 3`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_2_plus_2'), 'digits 4');
}, 'Computed value for `text-combine-upright: digits calc(2 + 2)` is `digits 4`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_4_minus_2'), 'digits 2');
}, 'Computed value for `text-combine-upright: digits calc(4 - 2)` is `digits 2`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_6_minus_3'), 'digits 3');
}, 'Computed value for `text-combine-upright: digits calc(6 - 3)` is `digits 3`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_7_minus_1_minus_2'), 'digits 4');
}, 'Computed value for `text-combine-upright: digits calc(7 - 1 - 2)` is `digits 4`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_2_times_1'), 'digits 2');
}, 'Computed value for `text-combine-upright: digits calc(2 * 1)` is `digits 2`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_3_times_1'), 'digits 3');
}, 'Computed value for `text-combine-upright: digits calc(3 * 1)` is `digits 3`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_2_times_2_times_1'), 'digits 4');
}, 'Computed value for `text-combine-upright: digits calc(2 * 2 * 1)` is `digits 4`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_4_dividedby_2'), 'digits 2');
}, 'Computed value for `text-combine-upright: digits calc(4 / 2)` is `digits 2`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_4_dividedby_2'), 'digits 3');
}, 'Computed value for `text-combine-upright: digits calc(6 / 2)` is `digits 3`');
test(function () {
assert_equals(getComputedValueFor('valid_digits_calc_24_dividedby_3_dividedby_2'), 'digits 4');
}, 'Computed value for `text-combine-upright: digits calc(24 / 3 / 2)` is `digits 4`');
</script>
</body>
</html>
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