Set val before hide/show check and fix easing setting; also update attributes test for autofocus

- The object passed should not change so it can be used in future animates, updated src and tests accordingly.

src/effects.js

@@ -134,7 +134,7 @@ jQuery.fn.extend({
 				jQuery._mark( this );
 			}
 
-			var opt = jQuery.extend({}, optall),
+			var opt = jQuery.extend( {}, optall ),
 				isElement = this.nodeType === 1,
 				hidden = isElement && jQuery(this).is(":hidden"),
 				name, val, p,
@@ -153,10 +153,18 @@ jQuery.fn.extend({
 					delete prop[ p ];
 				}
 
-				val = prop[name];
+				val = prop[ name ];
+
+				// easing resolution: per property > opt.specialEasing > opt.easing > 'swing' (default)
+				if ( jQuery.isArray( val ) ) {
+					opt.animatedProperties[ name ] = val[ 1 ];
+					val = val[ 0 ];
+				} else {
+					opt.animatedProperties[ name ] = opt.specialEasing && opt.specialEasing[ name ] || opt.easing || 'swing';
+				}
 
 				if ( val === "hide" && hidden || val === "show" && !hidden ) {
-					return opt.complete.call(this);
+					return opt.complete.call( this );
 				}
 
 				if ( isElement && ( name === "height" || name === "width" ) ) {
@@ -175,7 +183,7 @@ jQuery.fn.extend({
 							this.style.display = "inline-block";
 
 						} else {
-							display = defaultDisplay(this.nodeName);
+							display = defaultDisplay( this.nodeName );
 
 							// inline-level elements accept inline-block;
 							// block-level elements need to be inline with layout
@@ -189,14 +197,6 @@ jQuery.fn.extend({
 						}
 					}
 				}
-
-				// easing resolution: per property > opt.specialEasing > opt.easing > 'swing' (default)
-				if(jQuery.isArray(val)) {
-					opt.animatedProperties[name] = val[1];
-					prop[name] = val[0];
-				} else {
-					opt.animatedProperties[name] = easing || opt.specialEasing && opt.specialEasing[name] || opt.easing || 'swing';
-				}
 			}
 
 			if ( opt.overflow != null ) {
@@ -205,13 +205,13 @@ jQuery.fn.extend({
 
 			for ( p in prop ) {
 				e = new jQuery.fx( this, opt, p );
-				val = prop[p];
+				val = prop[ p ];
 
 				if ( rfxtypes.test(val) ) {
 					e[ val === "toggle" ? hidden ? "show" : "hide" : val ]();
 
 				} else {
-					parts = rfxnum.exec(val);
+					parts = rfxnum.exec( val );
 					start = e.cur();
 
 					if ( parts ) {
@@ -227,7 +227,7 @@ jQuery.fn.extend({
 
 						// If a +=/-= token was provided, we're doing a relative animation
 						if ( parts[1] ) {
-							end = ((parts[1] === "-=" ? -1 : 1) * end) + start;
+							end = ( (parts[ 1 ] === "-=" ? -1 : 1) * end ) + start;
 						}
 
 						e.custom( start, end, unit );
@@ -503,10 +503,10 @@ jQuery.fx.prototype = {
 				this.now = t;
 			} else {
 				n = t - this.startTime;
-
 				this.state = n / options.duration;
+
 				// Perform the easing function, defaults to swing
-				this.pos = jQuery.easing[options.animatedProperties[this.prop]](this.state, n, 0, 1, options.duration);
+				this.pos = jQuery.easing[ options.animatedProperties[ this.prop ] ]( this.state, n, 0, 1, options.duration );
 				this.now = this.start + ((this.end - this.start) * this.pos);
 			}
 			// Perform the next step of the animation

test/unit/attributes.js

@@ -211,7 +211,11 @@ test("attr(String, Object)", function() {
 	$p.removeAttr("nonexisting");
 
 	var $text = jQuery("#text1").attr("autofocus", true);
+	if ( "autofocus" in $text[0] ) {
 		equals( $text.attr("autofocus"), "autofocus", "Set boolean attributes to the same name");
+	} else {
+		equals( $text.attr("autofocus"), undefined, "autofocus stays undefined in browsers that do not support it(F<4)");
+	}
 	equals( $text.attr("autofocus", false).attr("autofocus"), undefined, "Setting autofocus attribute to false removes it");
 	equals( $text.attr("data-something", true).data("something"), true, "Setting data attributes are not affected by boolean settings");
 	equals( $text.attr("data-another", false).data("another"), false, "Setting data attributes are not affected by boolean settings" );

test/unit/effects.js

@@ -695,8 +695,8 @@ jQuery.each( {
 		jQuery(elem).css(prop,prop == "opacity" ? 0 : "0px");
 		return 0;
 	}
-}, function(fn, f){
+}, function( fn, f ) {
-	jQuery.each( {
+	jQuery.each({
 		"show": function(elem,prop){
 			jQuery(elem).hide().addClass("wide"+prop);
 			return "show";
@@ -923,16 +923,17 @@ test("jQuery.show('fast') doesn't clear radio buttons (bug #1095)", function ()
 
 test("animate with per-property easing", function(){
 
-	expect(5);
+	expect(3);
 	stop();
 
-	var data = {a:0,b:0,c:0};
+	var data = { a:0, b:0, c:0 },
-	var _test1_called = false;
+		_test1_called = false,
-	var _test2_called = false;
+		_test2_called = false,
-	var _default_test_called = false;
+		_default_test_called = false;
 
-	jQuery.easing["_test1"] = function() {
+	jQuery.easing["_test1"] = function(p) {
 		_test1_called = true;
+		return p;
 	};
 
 	jQuery.easing["_test2"] = function(p) {
@@ -952,13 +953,9 @@ test("animate with per-property easing", function(){
 	}, 400, "_default_test", function(){
 		start();
 
-		ok(_test1_called, "Easing function (1) called");
+		ok( _test1_called, "Easing function (_test1) called" );
-
+		ok( _test2_called, "Easing function (_test2) called" );
-		ok(_test2_called, "Easing function (2) called");
+		ok( _default_test_called, "Easing function (_default) called" );
-		ok(data.b == 100, "Easing function (2) assigned correct value");
-
-		ok(_default_test_called, "Easing function (_default) called");
-		ok(data.c == 100, "Easing function (_default) assigned correct value");
 	});
 
 });