The workaround to be able to change !important styles broke the browser
keeping the old CSS value if the new one was rejected. Patching it would
involve a significant perf hit (~33%) so the initial patch needs to be
reverted instead.

Tests by m_gol & gibson042.

(cherry-picked from 10e654218a)

Fixes #14836
Closes gh-1532
This commit is contained in:
Michał Gołębiowski 2014-03-10 00:59:14 +01:00
parent 10e654218a
commit 4a6d1631ea
2 changed files with 20 additions and 10 deletions

View File

@ -295,9 +295,6 @@ jQuery.extend({
// Support: IE
// Swallow errors from 'invalid' CSS values (#5509)
try {
// Support: Chrome, Safari
// Setting style to blank string required to delete "style: x !important;"
style[ name ] = "";
style[ name ] = value;
} catch(e) {}
}

View File

@ -207,7 +207,7 @@ test( "css() explicit and relative values", 29, function() {
});
test("css(String, Object)", function() {
expect( 19 );
expect( 20 );
var j, div, display, ret, success;
jQuery("#nothiddendiv").css("top", "-1em");
@ -242,7 +242,6 @@ test("css(String, Object)", function() {
equal( ret, div, "Make sure setting undefined returns the original set." );
equal( div.css("display"), display, "Make sure that the display wasn't changed." );
// Test for Bug #5509
success = true;
try {
jQuery( "#foo" ).css( "backgroundColor", "rgba(0, 0, 0, 0.1)" );
@ -250,7 +249,11 @@ test("css(String, Object)", function() {
catch (e) {
success = false;
}
ok( success, "Setting RGBA values does not throw Error" );
ok( success, "Setting RGBA values does not throw Error (#5509)" );
jQuery( "#foo" ).css( "font", "7px/21px sans-serif" );
strictEqual( jQuery( "#foo" ).css( "line-height" ), "21px",
"Set font shorthand property (#14759)" );
});
test( "css(Array)", function() {
@ -981,10 +984,20 @@ test( ":visible/:hidden selectors", function() {
t( "Is Hidden", "#form input:hidden", ["hidden1","hidden2"] );
});
test( "Override !important when changing styles (#14394)", function() {
test( "Keep the last style if the new one isn't recognized by the browser (#14836)", function() {
expect( 2 );
var el;
el = jQuery( "<div></div>" ).css( "color", "black" ).css( "color", "fake value" );
equal( el.css( "color" ), "black", "The old style is kept when setting an unrecognized value" );
el = jQuery( "<div></div>" ).css( "color", "black" ).css( "color", " " );
equal( el.css( "color" ), "black", "The old style is kept when setting to a space" );
});
test( "Reset the style if set to an empty string", function() {
expect( 1 );
var el = jQuery( "<div style='display: block !important;'></div>" ).css( "display", "none" );
equal( el.css( "display" ), "none", "New style replaced !important" );
var el = jQuery( "<div></div>" ).css( "color", "black" ).css( "color", "" );
equal( el.css( "color" ), "", "The style can be reset by setting to an empty string" );
});
asyncTest( "Clearing a Cloned Element's Style Shouldn't Clear the Original Element's Style (#8908)", 24, function() {