<!DOCTYPE html>
<link rel="help" href="https://drafts.csswg.org/css-values-4/#comp-func">
<link rel="help" href="https://drafts.csswg.org/css-values-4/#angles">
<link rel="help" href="https://drafts.csswg.org/css-values-4/#calc-type-checking">
<link rel="author" title="Apple Inc">
<script src="/resources/testharness.js"></script>
<script src="/resources/testharnessreport.js"></script>
<script src="../support/parsing-testcommon.js"></script>
<script>
function test_invalid_angle(value) {
  test_invalid_value('transform', `rotate(${value})`);
}

// Syntax checking
test_invalid_angle('asin()');
test_invalid_angle('asin( )');
test_invalid_angle('asin(,)');
test_invalid_angle('asin(1dag)');
test_invalid_angle('asin(1deg, )');
test_invalid_angle('asin(, 1deg)');
test_invalid_angle('asin(1deg + )');
test_invalid_angle('asin(1deg - )');
test_invalid_angle('asin(1deg * )');
test_invalid_angle('asin(1deg / )');
test_invalid_angle('asin(1deg 2deg)');
test_invalid_angle('asin(1deg, , 2deg)');
test_invalid_angle('acos()');
test_invalid_angle('acos( )');
test_invalid_angle('acos(,)');
test_invalid_angle('acos(1dag)');
test_invalid_angle('acos(1deg, )');
test_invalid_angle('acos(, 1deg)');
test_invalid_angle('acos(1deg + )');
test_invalid_angle('acos(1deg - )');
test_invalid_angle('acos(1deg * )');
test_invalid_angle('acos(1deg / )');
test_invalid_angle('acos(1deg 2deg)');
test_invalid_angle('acos(1deg, , 2deg)');
test_invalid_angle('atan()');
test_invalid_angle('atan( )');
test_invalid_angle('atan(,)');
test_invalid_angle('atan(1dag)');
test_invalid_angle('atan(1deg, )');
test_invalid_angle('atan(, 1deg)');
test_invalid_angle('atan(1deg + )');
test_invalid_angle('atan(1deg - )');
test_invalid_angle('atan(1deg * )');
test_invalid_angle('atan(1deg / )');
test_invalid_angle('atan(1deg 2deg)');
test_invalid_angle('atan(1deg, , 2deg)');
test_invalid_angle('asin(90px)');
test_invalid_angle('asin(30deg + 1.0471967rad, 0)');
test_invalid_angle('acos( 0 ,)');
test_invalid_angle('acos( () 30deg - 0.523599rad )');
test_invalid_angle('atan(45deg )');
test_invalid_angle('atan(30deg, + 0.261799rad)');
test_invalid_angle('atan2()');
test_invalid_angle('atan2( )');
test_invalid_angle('atan2(,)');
test_invalid_angle('atan2(1dag)');
test_invalid_angle('atan2(1deg, )');
test_invalid_angle('atan2(, 1deg)');
test_invalid_angle('atan2(1deg + )');
test_invalid_angle('atan2(1deg - )');
test_invalid_angle('atan2(1deg * )');
test_invalid_angle('atan2(1deg / )');
test_invalid_angle('atan2(1deg 2deg)');
test_invalid_angle('atan2(1deg, , 2deg)');
test_invalid_angle('atan2(90px)');
test_invalid_angle('atan2(30deg + 1.0471967rad, 0)');
test_invalid_angle('atan2( 0 ,)');
test_invalid_angle('atan2( () 30deg - 0.523599rad )');
test_invalid_angle('atan2(45deg )');
test_invalid_angle('atan2(30deg, + 0.261799rad)');
</script>