Fix #10814. Fix #14084. Make support tests lazy and broken out to components.

4 files changed, 79 insertions, 16 deletions

diff --git a/src/attributes/attr.js b/src/attributes/attr.js
index 6fb4d7f7f..916f64093 100644
--- a/src/attributes/attr.js
+++ b/src/attributes/attr.js
@@ -2,16 +2,16 @@ define([
 	"../core",
 	"../var/rnotwhite",
 	"../var/strundefined",
+	"./support",
 	"./val",
-	"../selector",
-	"../support"
-], function( jQuery, rnotwhite, strundefined ) {
+	"../selector"
+], function( jQuery, rnotwhite, strundefined, support ) {
 
 var nodeHook, boolHook,
 	attrHandle = jQuery.expr.attrHandle,
 	ruseDefault = /^(?:checked|selected)$/i,
-	getSetAttribute = jQuery.support.getSetAttribute,
-	getSetInput = jQuery.support.input;
+	getSetAttribute = support.getSetAttribute,
+	getSetInput = support.input;
 
 jQuery.fn.extend({
 	attr: function( name, value ) {
@@ -108,7 +108,7 @@ jQuery.extend({
 	attrHooks: {
 		type: {
 			set: function( elem, value ) {
-				if ( !jQuery.support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
+				if ( !support.radioValue && value === "radio" && jQuery.nodeName(elem, "input") ) {
 					// Setting the type on a radio button after the value resets the value in IE6-9
 					// Reset value to default in case type is set after value during creation
 					var val = elem.value;
@@ -253,7 +253,7 @@ if ( !getSetAttribute ) {
 	});
 }
 
-if ( !jQuery.support.style ) {
+if ( !support.style ) {
 	jQuery.attrHooks.style = {
 		get: function( elem ) {
 			// Return undefined in the case of empty string
diff --git a/src/attributes/prop.js b/src/attributes/prop.js
index 490f2ef4a..0acd62a2c 100644
--- a/src/attributes/prop.js
+++ b/src/attributes/prop.js
@@ -1,7 +1,7 @@
 define([
 	"../core",
-	"../support"
-], function( jQuery ) {
+	"./support"
+], function( jQuery, support ) {
 
 var rfocusable = /^(?:input|select|textarea|button|object)$/i,
 	rclickable = /^(?:a|area)$/i;
@@ -78,7 +78,7 @@ jQuery.extend({
 
 // Some attributes require a special call on IE
 // http://msdn.microsoft.com/en-us/library/ms536429%28VS.85%29.aspx
-if ( !jQuery.support.hrefNormalized ) {
+if ( !support.hrefNormalized ) {
 	// href/src property should get the full normalized URL (#10299/#12915)
 	jQuery.each([ "href", "src" ], function( i, name ) {
 		jQuery.propHooks[ name ] = {
@@ -92,7 +92,7 @@ if ( !jQuery.support.hrefNormalized ) {
 // Support: Safari, IE9+
 // mis-reports the default selected property of an option
 // Accessing the parent's selectedIndex property fixes it
-if ( !jQuery.support.optSelected ) {
+if ( !support.optSelected ) {
 	jQuery.propHooks.selected = {
 		get: function( elem ) {
 			var parent = elem.parentNode;
@@ -126,7 +126,7 @@ jQuery.each([
 });
 
 // IE6/7 call enctype encoding
-if ( !jQuery.support.enctype ) {
+if ( !support.enctype ) {
 	jQuery.propFix.enctype = "encoding";
 }
 
diff --git a/src/attributes/support.js b/src/attributes/support.js
new file mode 100644
index 000000000..5d4be1aa4
--- /dev/null
+++ b/src/attributes/support.js
@@ -0,0 +1,63 @@
+define([
+	"../var/support"
+], function( support ) {
+
+(function () {
+	var a, input, select, opt,
+		div = document.createElement("div" );
+
+	// Setup
+	div.setAttribute( "className", "t" );
+	div.innerHTML = "  <link/><table></table><a href='/a'>a</a><input type='checkbox'/>";
+	a = div.getElementsByTagName("a")[ 0 ];
+
+	// First batch of tests.
+	select = document.createElement("select");
+	opt = select.appendChild( document.createElement("option") );
+	input = div.getElementsByTagName("input")[ 0 ];
+
+	a.style.cssText = "top:1px";
+
+	// Test setAttribute on camelCase class. If it works, we need attrFixes when doing get/setAttribute (ie6/7)
+	support.getSetAttribute = div.className !== "t";
+
+	// Get the style information from getAttribute
+	// (IE uses .cssText instead)
+	support.style = /top/.test( a.getAttribute("style") );
+
+	// Make sure that URLs aren't manipulated
+	// (IE normalizes it by default)
+	support.hrefNormalized = a.getAttribute("href") === "/a";
+
+	// Check the default checkbox/radio value ("" on WebKit; "on" elsewhere)
+	support.checkOn = !!input.value;
+
+	// Make sure that a selected-by-default option has a working selected property.
+	// (WebKit defaults to false instead of true, IE too, if it's in an optgroup)
+	support.optSelected = opt.selected;
+
+	// Tests for enctype support on a form (#6743)
+	support.enctype = !!document.createElement("form").enctype;
+
+	// Make sure that the options inside disabled selects aren't marked as disabled
+	// (WebKit marks them as disabled)
+	select.disabled = true;
+	support.optDisabled = !opt.disabled;
+
+	// Check if we can trust getAttribute("value")
+	input = document.createElement("input");
+	input.setAttribute( "value", "" );
+	support.input = input.getAttribute( "value" ) === "";
+
+	// Check if an input maintains its value after becoming a radio
+	input.value = "t";
+	input.setAttribute( "type", "radio" );
+	support.radioValue = input.value === "t";
+
+	// Null elements to avoid leaks in IE.
+	a = input = select = opt = div = null;
+})();
+
+return support;
+
+});
diff --git a/src/attributes/val.js b/src/attributes/val.js
index 074d23f8c..e25249fb1 100644
--- a/src/attributes/val.js
+++ b/src/attributes/val.js
@@ -1,7 +1,7 @@
 define([
 	"../core",
-	"../support"
-], function( jQuery ) {
+	"./support"
+], function( jQuery, support ) {
 
 var rreturn = /\r/g;
 
@@ -96,7 +96,7 @@ jQuery.extend({
 					// oldIE doesn't update selected after form reset (#2551)
 					if ( ( option.selected || i === index ) &&
 							// Don't return options that are disabled or in a disabled optgroup
-							( jQuery.support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
+							( support.optDisabled ? !option.disabled : option.getAttribute("disabled") === null ) &&
 							( !option.parentNode.disabled || !jQuery.nodeName( option.parentNode, "optgroup" ) ) ) {
 
 						// Get the specific value for the option
@@ -147,7 +147,7 @@ jQuery.each([ "radio", "checkbox" ], function() {
 			}
 		}
 	};
-	if ( !jQuery.support.checkOn ) {
+	if ( !support.checkOn ) {
 		jQuery.valHooks[ this ].get = function( elem ) {
 			// Support: Webkit
 			// "" is returned instead of "on" if a value isn't specified