No ticket: improve global variable/ajax request tracking

test/.jshintrc

@@ -45,7 +45,6 @@
     "createXMLFragment": true,
     "moduleTeardown": true,
     "testFoo": true,
-    "foobar": true,
     "url": true,
     "t": true,
     "q": true,

test/data/test.js

-var foobar = "bar";
+var testBar = "bar";
 jQuery('#ap').html('bar');
 ok( true, "test.js executed");

test/data/testinit.js

@@ -158,39 +158,46 @@ function ajaxTest( title, expect, options ) {
 		if ( options.setup ) {
 			options.setup();
 		}
-		var aborted = false,
-			abort = function( reason ) {
-				if ( !aborted ) {
-					aborted = true;
+
+		var completed = false,
+			complete = function() {
+				completed = true;
+				delete ajaxTest.abort;
+			},
+			abort = ajaxTest.abort = function( reason ) {
+				if ( !completed ) {
+					complete();
 					ok( false, "unexpected " + reason );
 					jQuery.each( requests, function( _, request ) {
-						request.abort();
+						if ( request && request.abort ) {
+							request.abort();
+						}
 					});
 				}
 			},
-			requests = jQuery.map( requestOptions, function( options ) {
-				var request = ( options.create || jQuery.ajax )( options );
+			requests = jQuery.map( requestOptions, function( options, index ) {
+				var request = ( options.create || jQuery.ajax )( options ),
+					callIfDefined = function( deferType, optionType ) {
+						var handler = options[ deferType ] || !!options[ optionType ];
+						return handler ?
+							function() {
+								if ( !completed && jQuery.isFunction( handler ) ) {
+									handler.apply( this, arguments );
+								}
+							} :
+							function() {
+								abort( optionType );
+							};
+					};
+
 				if ( options.afterSend ) {
 					options.afterSend( request );
 				}
-				return request;
+
+				return request.then( callIfDefined( "done", "success" ), callIfDefined( "fail", "error" ) );
 			});
-		jQuery.when.apply( jQuery, jQuery.map( requests, function( request, index ) {
-			function callIfDefined( deferType, optionType ) {
-				var handler = requestOptions[ index ][ deferType ] || !!requestOptions[ index ][ optionType ];
-				return handler ? function() {
-					if ( !aborted && jQuery.isFunction( handler ) ) {
-						handler.apply( this, arguments );
-					}
-				} : function() {
-					abort( optionType );
-				}
-			}
-			return request.then( callIfDefined( "done", "success" ), callIfDefined( "fail", "error" ) );
-		}) ).always(
-			options.teardown,
-			start
-		);
+
+		jQuery.when.apply( jQuery, requests ).always( complete, options.teardown, start);
 	});
 };
 

test/data/testrunner.js

@@ -3,10 +3,10 @@
  */
 jQuery.noConflict();
 
-// For checking globals pollution
-window[ jQuery.expando ] = undefined;
-// ...in Gecko
-this.getInterface = this.getInterface;
+// For checking globals pollution despite auto-created globals in various environments
+jQuery.each( [ jQuery.expando, "getInterface", "Packages", "java", "netscape" ], function( i, name ) {
+	window[ name ] = window[ name ];
+});
 
 // Expose Sizzle for Sizzle's selector tests
 // We remove Sizzle's globalization in jQuery
@@ -138,7 +138,7 @@ function testSubproject( label, url, risTests ) {
 // Explanation at http://perfectionkills.com/understanding-delete/#ie_bugs
 var Globals = (function() {
 	var globals = {};
-	return QUnit.config.noglobals ? {
+	return {
 		register: function( name ) {
 			globals[ name ] = true;
 			jQuery.globalEval( "var " + name );
@@ -153,9 +153,6 @@ var Globals = (function() {
 				"; } catch( x ) {}" );
 			}
 		}
-	} : {
-		register: jQuery.noop,
-		cleanup: jQuery.noop
 	};
 })();
 
@@ -312,6 +309,9 @@ var Globals = (function() {
 		}
 		if ( jQuery.active !== undefined && jQuery.active !== oldActive ) {
 			equal( jQuery.active, 0, "No AJAX requests are still active" );
+			if ( ajaxTest.abort ) {
+				ajaxTest.abort("active request");
+			}
 			oldActive = jQuery.active;
 		}
 	};

test/unit/ajax.js

@@ -533,7 +533,7 @@ module( "ajax", {
 	ajaxTest( "jQuery.ajax() - dataType html", 5, {
 		setup: function() {
 			Globals.register("testFoo");
-			Globals.register("foobar");
+			Globals.register("testBar");
 		},
 		dataType: "html",
 		url: url("data/test.html"),
@@ -541,7 +541,7 @@ module( "ajax", {
 			ok( data.match( /^html text/ ), "Check content for datatype html" );
 			jQuery("#ap").html( data );
 			strictEqual( window["testFoo"], "foo", "Check if script was evaluated for datatype html" );
-			strictEqual( window["foobar"], "bar", "Check if script src was evaluated for datatype html" );
+			strictEqual( window["testBar"], "bar", "Check if script src was evaluated for datatype html" );
 		}
 	});
 
@@ -588,6 +588,7 @@ module( "ajax", {
 			jQuery( document ).off("ajaxError.passthru");
 			start();
 		});
+		Globals.register("testBar");
 
 		ok( jQuery.get( url(target), success ), "get" );
 		ok( jQuery.post( url(target), success ), "post" );
@@ -836,28 +837,37 @@ module( "ajax", {
 	});
 
 	ajaxTest( "jQuery.ajax() - script, Remote", 2, {
+		setup: function() {
+			Globals.register("testBar");
+		},
 		url: window.location.href.replace( /[^\/]*$/, "" ) + "data/test.js",
 		dataType: "script",
 		success: function( data ) {
-			ok( window[ "foobar" ], "Script results returned (GET, no callback)" );
+			strictEqual( window["testBar"], "bar", "Script results returned (GET, no callback)" );
 		}
 	});
 
 	ajaxTest( "jQuery.ajax() - script, Remote with POST", 3, {
+		setup: function() {
+			Globals.register("testBar");
+		},
 		url: window.location.href.replace( /[^\/]*$/, "" ) + "data/test.js",
 		type: "POST",
 		dataType: "script",
 		success: function( data, status ) {
-			ok( window[ "foobar" ], "Script results returned (POST, no callback)" );
+			strictEqual( window["testBar"], "bar", "Script results returned (POST, no callback)" );
 			strictEqual( status, "success", "Script results returned (POST, no callback)" );
 		}
 	});
 
 	ajaxTest( "jQuery.ajax() - script, Remote with scheme-less URL", 2, {
+		setup: function() {
+			Globals.register("testBar");
+		},
 		url: window.location.href.replace( /[^\/]*$/, "" ).replace( /^.*?\/\//, "//" ) + "data/test.js",
 		dataType: "script",
 		success: function( data ) {
-			ok( window[ "foobar" ], "Script results returned (GET, no callback)" );
+			strictEqual( window["testBar"], "bar", "Script results returned (GET, no callback)" );
 		}
 	});
 
@@ -1655,17 +1665,20 @@ module( "ajax", {
 //----------- jQuery.getScript()
 
 	asyncTest( "jQuery.getScript( String, Function ) - with callback", 2, function() {
+		Globals.register("testBar");
 		jQuery.getScript( url("data/test.js"), function( data, _, jqXHR ) {
-			strictEqual( foobar, "bar", "Check if script was evaluated" );
+			strictEqual( window["testBar"], "bar", "Check if script was evaluated" );
 			start();
 		});
 	});
 
 	asyncTest( "jQuery.getScript( String, Function ) - no callback", 1, function() {
+		Globals.register("testBar");
 		jQuery.getScript( url("data/test.js") ).done( start );
 	});
 
 	asyncTest( "#8082 - jQuery.getScript( String, Function ) - source as responseText", 2, function() {
+		Globals.register("testBar");
 		jQuery.getScript( url("data/test.js"), function( data, _, jqXHR ) {
 			strictEqual( data, jqXHR.responseText, "Same-domain script requests returns the source of the script" );
 			start();
@@ -1729,10 +1742,14 @@ module( "ajax", {
 
 	asyncTest( "jQuery.fn.load( String, Function ) - check scripts", 7, function() {
 		var verifyEvaluation = function() {
-			strictEqual( window["foobar"], "bar", "Check if script src was evaluated after load" );
+			strictEqual( window["testBar"], "bar", "Check if script src was evaluated after load" );
 			strictEqual( jQuery("#ap").html(), "bar", "Check if script evaluation has modified DOM");
 			start();
 		};
+
+		Globals.register("testFoo");
+		Globals.register("testBar");
+
 		jQuery("#first").load( url("data/test.html"), function() {
 			ok( jQuery("#first").html().match( /^html text/ ), "Check content after loading html" );
 			strictEqual( jQuery("#foo").html(), "foo", "Check if script evaluation has modified DOM" );
@@ -1742,6 +1759,8 @@ module( "ajax", {
 	});
 
 	asyncTest( "jQuery.fn.load( String, Function ) - check file with only a script tag", 3, function() {
+		Globals.register("testFoo");
+
 		jQuery("#first").load( url("data/test2.html"), function() {
 			strictEqual( jQuery("#foo").html(), "foo", "Check if script evaluation has modified DOM");
 			strictEqual( window["testFoo"], "foo", "Check if script was evaluated after load" );

test/unit/core.js

@@ -195,6 +195,7 @@ test( "selector state", function() {
 
 test( "globalEval", function() {
 	expect( 3 );
+	Globals.register("globalEvalTest");
 
 	jQuery.globalEval("globalEvalTest = 1;");
 	equal( window.globalEvalTest, 1, "Test variable assignments are global" );
@@ -204,8 +205,6 @@ test( "globalEval", function() {
 
 	jQuery.globalEval("this.globalEvalTest = 3;");
 	equal( window.globalEvalTest, 3, "Test context (this) is the window object" );
-
-	jQuery.globalEval("delete globalEvalTest;");
 });
 
 test("noConflict", function() {

test/unit/manipulation.js

@@ -704,7 +704,7 @@ test("append(xml)", function() {
 });
 
 test("appendTo(String|Element|Array<Element>|jQuery)", function() {
-	expect( 16 + ( jQuery.getScript ? 1 : 0 ) );
+	expect( 16 );
 
 	var defaultText = "Try them out:";
 
@@ -775,16 +775,6 @@ test("appendTo(String|Element|Array<Element>|jQuery)", function() {
 	div.remove().appendTo("#qunit-fixture");
 
 	equal( jQuery("#qunit-fixture div").length, num, "Make sure all the removed divs were inserted." );
-
-	QUnit.reset();
-
-	if ( jQuery.getScript ) {
-		stop();
-		jQuery.getScript("data/test.js", function() {
-			jQuery("script[src*='data\\/test\\.js']").remove();
-			start();
-		});
-	}
 });
 
 var testPrepend = function(val) {