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Tests: Fix CSS relative adjustment test for round-down browsers

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Ref 9b03f6df88
This commit is contained in:
Richard Gibson 2015-03-16 23:05:36 -04:00
parent 7632b7454b
commit 48be675200
1 changed files with 19 additions and 7 deletions
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26
test/unit/css.js
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@ -208,13 +208,25 @@ test( "css() non-px relative values (gh-1711)", 17, function() {
units = {},
$child = jQuery( "#nothiddendivchild" ),
add = function( prop, val, unit ) {
var str = ( val < 0 ? "-=" : "+=" ) + Math.abs( val ) + unit;
$child.css( prop, str );
equal(
Math.round( parseFloat( $child.css( prop ) ) ),
Math.round( cssCurrent += val * units[ prop ][ unit ] ),
prop + ": '" + str + "'"
);
var difference,
adjustment = ( val < 0 ? "-=" : "+=" ) + Math.abs( val ) + unit,
message = prop + ": " + adjustment,
cssOld = cssCurrent,
expected = cssOld + val * units[ prop ][ unit ];
// Apply change
$child.css( prop, adjustment );
cssCurrent = parseFloat( $child.css( prop ) );
// Require a difference of less than one pixel
difference = Math.abs( cssCurrent - expected );
if ( difference < 1 ) {
ok( true, message );
// ...or fail with actual and expected values
} else {
ok( false, message + " (actual " + cssCurrent + ", expected " + expected + ")" );
}
},
getUnits = function( prop ) {
units[ prop ] = {