Added vulcanize under third_party/npm_modules

node_modules/vulcanize/node_modules/whacko/node_modules/CSSselect/test/nwmatcher/index.js

Index: node_modules/vulcanize/node_modules/whacko/node_modules/CSSselect/test/nwmatcher/index.js
diff --git a/node_modules/vulcanize/node_modules/whacko/node_modules/CSSselect/test/nwmatcher/index.js b/node_modules/vulcanize/node_modules/whacko/node_modules/CSSselect/test/nwmatcher/index.js
new file mode 100644
index 0000000000000000000000000000000000000000..bdd54df6dc84e314184a1b8c03fe09511359de24
--- /dev/null
+++ b/node_modules/vulcanize/node_modules/whacko/node_modules/CSSselect/test/nwmatcher/index.js
@@ -0,0 +1,467 @@
+/*
+	taken from https://github.com/dperini/nwmatcher/blob/master/test/scotch/test.js
+*/
+
+var DomUtils = require("htmlparser2").DomUtils,
+	helper = require("../tools/helper.js"),
+	assert = require("assert"),
+	path = require("path"),
+	document = helper.getDocument(path.join(__dirname, "test.html")),
+	CSSselect = helper.CSSselect;
+
+//Prototype's `$` function
+function getById(element){
+	if(arguments.length === 1){
+		if(typeof element === "string"){
+			return DomUtils.getElementById(element, document);
+		}
+		return element;
+	}
+	else return Array.prototype.map.call(arguments, function(elem){
+			return getById(elem);
+		});
+}
+
+//NWMatcher methods
+var select = function(query, doc){
+	if(arguments.length === 1 || typeof doc === "undefined") doc = document;
+	else if(typeof doc === "string") doc = select(doc);
+	return CSSselect(query, doc);
+}, match = CSSselect.is;
+
+var validators = {
+	assert: assert,
+	assertEqual: assert.equal,
+	assertEquivalent: assert.deepEqual,
+	refute: function refute(a, msg){
+		assert(!a, msg);
+	},
+	assertThrowsException: function(){} //not implemented
+};
+
+var runner = {
+	__name: "",
+	addGroup: function(name){
+		this.__name = name;
+		return this;
+	},
+	addTests: function(_, tests){
+		if(this.__name){
+			describe(this.__name, run);
+			this.__name = "";
+		} else run();
+
+		function run(){
+			Object.keys(tests).forEach(function(name){
+				it(name, function(){
+					tests[name].call(validators);
+				});
+			});	
+		}
+	}
+}
+
+var RUN_BENCHMARKS = false;
+//The tests...
+(function(runner){
+	runner.addGroup("Basic Selectors").addTests(null, {
+		"*": function(){
+			//Universal selector
+			var results = [], nodes = document.getElementsByTagName("*"), index = 0, length = nodes.length, node;
+			//Collect all element nodes, excluding comments (IE)
+			for(; index < length; index++){
+				if((node = nodes[index]).tagName !== "!"){
+					results[results.length] = node;
+				}
+			}
+			this.assertEquivalent(select("*"), results, "Comment nodes should be ignored.");
+		},
+		"E": function(){
+			//Type selector
+			var results = [], index = 0, nodes = document.getElementsByTagName("li");
+			while((results[index] = nodes[index++])){}
+			results.length--;
+			//  this.assertEquivalent(select("li"), results); //TODO
+			this.assertEqual(select("strong", getById("fixtures"))[0], getById("strong"));
+			this.assertEquivalent(select("nonexistent"), []);
+		},
+		"#id": function(){
+			//ID selector
+			this.assertEqual(select("#fixtures")[0], getById("fixtures"));
+			this.assertEquivalent(select("nonexistent"), []);
+			this.assertEqual(select("#troubleForm")[0], getById("troubleForm"));
+		},
+		".class": function(){
+			//Class selector
+			this.assertEquivalent(select(".first"), getById('p', 'link_1', 'item_1'));
+			this.assertEquivalent(select(".second"), []);
+		},
+		"E#id": function(){
+			this.assertEqual(select("strong#strong")[0], getById("strong"));
+			this.assertEquivalent(select("p#strong"), []);
+		},
+		"E.class": function(){
+			var secondLink = getById("link_2");
+			this.assertEquivalent(select('a.internal'), getById('link_1', 'link_2'));
+			this.assertEqual(select('a.internal.highlight')[0], secondLink);
+			this.assertEqual(select('a.highlight.internal')[0], secondLink);
+			this.assertEquivalent(select('a.highlight.internal.nonexistent'), []);
+		},
+		"#id.class": function(){
+			var secondLink = getById('link_2');
+			this.assertEqual(select('#link_2.internal')[0], secondLink);
+			this.assertEqual(select('.internal#link_2')[0], secondLink);
+			this.assertEqual(select('#link_2.internal.highlight')[0], secondLink);
+			this.assertEquivalent(select('#link_2.internal.nonexistent'), []);
+		},
+		"E#id.class": function(){
+			var secondLink = getById('link_2');
+			this.assertEqual(select('a#link_2.internal')[0], secondLink);
+			this.assertEqual(select('a.internal#link_2')[0], secondLink);
+			this.assertEqual(select('li#item_1.first')[0], getById("item_1"));
+			this.assertEquivalent(select('li#item_1.nonexistent'), []);
+			this.assertEquivalent(select('li#item_1.first.nonexistent'), []);
+		}
+	});
+	
+	runner.addGroup("Attribute Selectors").addTests(null, {
+		"[foo]": function(){
+			this.assertEquivalent(select('[href]', document.body), select('a[href]', document.body));
+			this.assertEquivalent(select('[class~=internal]'), select('a[class~="internal"]'));
+			this.assertEquivalent(select('[id]'), select('*[id]'));
+			this.assertEquivalent(select('[type=radio]'), getById('checked_radio', 'unchecked_radio'));
+			this.assertEquivalent(select('[type=checkbox]'), select('*[type=checkbox]'));
+			this.assertEquivalent(select('[title]'), getById('with_title', 'commaParent'));
+			this.assertEquivalent(select('#troubleForm [type=radio]'), select('#troubleForm *[type=radio]'));
+			this.assertEquivalent(select('#troubleForm [type]'), select('#troubleForm *[type]'));
+		},
+		"E[foo]": function(){
+			this.assertEquivalent(select('h1[class]'), select('#fixtures h1'), "h1[class]");
+			this.assertEquivalent(select('h1[CLASS]'), select('#fixtures h1'), "h1[CLASS]");
+			this.assertEqual(select('li#item_3[class]')[0], getById('item_3'), "li#item_3[class]");
+			this.assertEquivalent(select('#troubleForm2 input[name="brackets[5][]"]'), getById('chk_1', 'chk_2'));
+			//Brackets in attribute value
+			this.assertEqual(select('#troubleForm2 input[name="brackets[5][]"]:checked')[0], getById('chk_1'));
+			//Space in attribute value
+			this.assertEqual(select('cite[title="hello world!"]')[0], getById('with_title'));
+			//Namespaced attributes
+			//  this.assertEquivalent(select('[xml:lang]'), [document.documentElement, getById("item_3")]);
+			//  this.assertEquivalent(select('*[xml:lang]'), [document.documentElement, getById("item_3")]);
+		},
+		'E[foo="bar"]': function(){
+			this.assertEquivalent(select('a[href="#"]'), getById('link_1', 'link_2', 'link_3'));
+			this.assertThrowsException(/Error/, function(){
+				select('a[href=#]');
+			});
+			this.assertEqual(select('#troubleForm2 input[name="brackets[5][]"][value="2"]')[0], getById('chk_2'));
+		},
+		'E[foo~="bar"]': function(){
+			this.assertEquivalent(select('a[class~="internal"]'), getById('link_1', 'link_2'), "a[class~=\"internal\"]");
+			this.assertEquivalent(select('a[class~=internal]'), getById('link_1', 'link_2'), "a[class~=internal]");
+			this.assertEqual(select('a[class~=external][href="#"]')[0], getById('link_3'), 'a[class~=external][href="#"]');
+		},/*
+		'E[foo|="en"]': function(){
+			this.assertEqual(select('*[xml:lang|="es"]')[0], getById('item_3'));
+			this.assertEqual(select('*[xml:lang|="ES"]')[0], getById('item_3'));
+		},*/
+		'E[foo^="bar"]': function(){
+			this.assertEquivalent(select('div[class^=bro]'), getById('father', 'uncle'), 'matching beginning of string');
+			this.assertEquivalent(select('#level1 *[id^="level2_"]'), getById('level2_1', 'level2_2', 'level2_3'));
+			this.assertEquivalent(select('#level1 *[id^=level2_]'), getById('level2_1', 'level2_2', 'level2_3'));
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *[id^=level2_]');
+					}, 1000);
+				}, 500);
+			}
+		},
+		'E[foo$="bar"]': function(){
+			this.assertEquivalent(select('div[class$=men]'), getById('father', 'uncle'), 'matching end of string');
+			this.assertEquivalent(select('#level1 *[id$="_1"]'), getById('level2_1', 'level3_1'));
+			this.assertEquivalent(select('#level1 *[id$=_1]'), getById('level2_1', 'level3_1'));
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *[id$=_1]');
+					}, 1000);
+				}, 500);
+			}
+		},
+		'E[foo*="bar"]': function(){
+			this.assertEquivalent(select('div[class*="ers m"]'), getById('father', 'uncle'), 'matching substring');
+			this.assertEquivalent(select('#level1 *[id*="2"]'), getById('level2_1', 'level3_2', 'level2_2', 'level2_3'));
+			this.assertThrowsException(/Error/, function(){
+				select('#level1 *[id*=2]');
+			});
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *[id*=2]');
+					}, 1000);
+				}, 500);
+			}
+		},
+
+	// *** these should throw SYNTAX_ERR ***
+
+		'E[id=-1]': function(){
+			this.assertThrowsException(/Error/, function(){
+				select('#level1 *[id=-1]');
+			});
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *[id=9]');
+					}, 1000);
+				}, 500);
+			}
+		},
+		'E[class=-45deg]': function(){
+			this.assertThrowsException(/Error/, function(){
+				select('#level1 *[class=-45deg]');
+			});
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *[class=-45deg]');
+					}, 1000);
+				}, 500);
+			}
+		},
+		'E[class=8mm]': function(){
+			this.assertThrowsException(/Error/, function(){
+				select('#level1 *[class=8mm]');
+			});
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *[class=8mm]');
+					}, 1000);
+				}, 500);
+			}
+		}
+
+	});
+	
+	runner.addGroup("Structural pseudo-classes").addTests(null, {
+		"E:first-child": function(){
+			this.assertEqual(select('#level1>*:first-child')[0], getById('level2_1'));
+			this.assertEquivalent(select('#level1 *:first-child'), getById('level2_1', 'level3_1', 'level_only_child'));
+			this.assertEquivalent(select('#level1>div:first-child'), []);
+			this.assertEquivalent(select('#level1 span:first-child'), getById('level2_1', 'level3_1'));
+			this.assertEquivalent(select('#level1:first-child'), []);
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *:first-child');
+					}, 1000);
+				}, 500);
+			}
+		},
+		"E:last-child": function(){
+			this.assertEqual(select('#level1>*:last-child')[0], getById('level2_3'));
+			this.assertEquivalent(select('#level1 *:last-child'), getById('level3_2', 'level_only_child', 'level2_3'));
+			this.assertEqual(select('#level1>div:last-child')[0], getById('level2_3'));
+			this.assertEqual(select('#level1 div:last-child')[0], getById('level2_3'));
+			this.assertEquivalent(select('#level1>span:last-child'), []);
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *:last-child');
+					}, 1000);
+				}, 500);
+			}
+		},
+		"E:nth-child(n)": function(){
+			this.assertEqual(select('#p *:nth-child(3)')[0], getById('link_2'));
+			this.assertEqual(select('#p a:nth-child(3)')[0], getById('link_2'), 'nth-child');
+			this.assertEquivalent(select('#list > li:nth-child(n+2)'), getById('item_2', 'item_3'));
+			this.assertEquivalent(select('#list > li:nth-child(-n+2)'), getById('item_1', 'item_2'));
+		},
+		"E:nth-of-type(n)": function(){
+			this.assertEqual(select('#p a:nth-of-type(2)')[0], getById('link_2'), 'nth-of-type');
+			this.assertEqual(select('#p a:nth-of-type(1)')[0], getById('link_1'), 'nth-of-type');
+		},
+		"E:nth-last-of-type(n)": function(){
+			this.assertEqual(select('#p a:nth-last-of-type(1)')[0], getById('link_2'), 'nth-last-of-type');
+		},
+		"E:first-of-type": function(){
+			this.assertEqual(select('#p a:first-of-type')[0], getById('link_1'), 'first-of-type');
+		},
+		"E:last-of-type": function(){
+			this.assertEqual(select('#p a:last-of-type')[0], getById('link_2'), 'last-of-type');
+		},
+		"E:only-child": function(){
+			this.assertEqual(select('#level1 *:only-child')[0], getById('level_only_child'));
+			//Shouldn't return anything
+			this.assertEquivalent(select('#level1>*:only-child'), []);
+			this.assertEquivalent(select('#level1:only-child'), []);
+			this.assertEquivalent(select('#level2_2 :only-child:not(:last-child)'), []);
+			this.assertEquivalent(select('#level2_2 :only-child:not(:first-child)'), []);
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 *:only-child');
+					}, 1000);
+				}, 500);
+			}
+		},
+		"E:empty": function(){
+			getById('level3_1').children = [];
+			if(document.createEvent){
+				this.assertEquivalent(select('#level1 *:empty'), getById('level3_1', 'level3_2', 'level2_3'), '#level1 *:empty');
+				this.assertEquivalent(select('#level_only_child:empty'), [], 'newlines count as content!');
+			}else{
+				this.assertEqual(select('#level3_1:empty')[0], getById('level3_1'), 'IE forced empty content!');
+				//this.skip("IE forced empty content!");
+			}
+			//Shouldn't return anything
+			this.assertEquivalent(select('span:empty > *'), []);
+		}
+	});
+	
+	runner.addTests(null, {
+		"E:not(s)": function(){
+			//Negation pseudo-class
+			this.assertEquivalent(select('a:not([href="#"])'), []);
+			this.assertEquivalent(select('div.brothers:not(.brothers)'), []);
+			this.assertEquivalent(select('a[class~=external]:not([href="#"])'), [], 'a[class~=external][href!="#"]');
+			this.assertEqual(select('#p a:not(:first-of-type)')[0], getById('link_2'), 'first-of-type');
+			this.assertEqual(select('#p a:not(:last-of-type)')[0], getById('link_1'), 'last-of-type');
+			this.assertEqual(select('#p a:not(:nth-of-type(1))')[0], getById('link_2'), 'nth-of-type');
+			this.assertEqual(select('#p a:not(:nth-last-of-type(1))')[0], getById('link_1'), 'nth-last-of-type');
+			this.assertEqual(select('#p a:not([rel~=nofollow])')[0], getById('link_2'), 'attribute 1');
+			this.assertEqual(select('#p a:not([rel^=external])')[0], getById('link_2'), 'attribute 2');
+			this.assertEqual(select('#p a:not([rel$=nofollow])')[0], getById('link_2'), 'attribute 3');
+			this.assertEqual(select('#p a:not([rel$="nofollow"]) > em')[0], getById('em'), 'attribute 4');
+			this.assertEqual(select('#list li:not(#item_1):not(#item_3)')[0], getById('item_2'), 'adjacent :not clauses');
+			this.assertEqual(select('#grandfather > div:not(#uncle) #son')[0], getById('son'));
+			this.assertEqual(select('#p a:not([rel$="nofollow"]) em')[0], getById('em'), 'attribute 4 + all descendants');
+			this.assertEqual(select('#p a:not([rel$="nofollow"])>em')[0], getById('em'), 'attribute 4 (without whitespace)');
+		}
+	});
+	
+	runner.addGroup("UI element states pseudo-classes").addTests(null, {
+		"E:disabled": function(){
+			this.assertEqual(select('#troubleForm > p > *:disabled')[0], getById('disabled_text_field'));
+		},
+		"E:checked": function(){
+			this.assertEquivalent(select('#troubleForm *:checked'), getById('checked_box', 'checked_radio'));
+		}
+	});
+	
+	runner.addGroup("Combinators").addTests(null, {
+		"E F": function(){
+			//Descendant
+			this.assertEquivalent(select('#fixtures a *'), getById('em2', 'em', 'span'));
+			this.assertEqual(select('div#fixtures p')[0], getById("p"));
+		},
+		"E + F": function(){
+			//Adjacent sibling
+			this.assertEqual(select('div.brothers + div.brothers')[0], getById("uncle"));
+			this.assertEqual(select('div.brothers + div')[0], getById('uncle'));
+			this.assertEqual(select('#level2_1+span')[0], getById('level2_2'));
+			this.assertEqual(select('#level2_1 + span')[0], getById('level2_2'));
+			this.assertEqual(select('#level2_1 + *')[0], getById('level2_2'));
+			this.assertEquivalent(select('#level2_2 + span'), []);
+			this.assertEqual(select('#level3_1 + span')[0], getById('level3_2'));
+			this.assertEqual(select('#level3_1 + *')[0], getById('level3_2'));
+			this.assertEquivalent(select('#level3_2 + *'), []);
+			this.assertEquivalent(select('#level3_1 + em'), []);
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level3_1 + span');
+					}, 1000);
+				}, 500);
+			}
+		},
+		"E > F": function(){
+			//Child
+			this.assertEquivalent(select('p.first > a'), getById('link_1', 'link_2'));
+			this.assertEquivalent(select('div#grandfather > div'), getById('father', 'uncle'));
+			this.assertEquivalent(select('#level1>span'), getById('level2_1', 'level2_2'));
+			this.assertEquivalent(select('#level1 > span'), getById('level2_1', 'level2_2'));
+			this.assertEquivalent(select('#level2_1 > *'), getById('level3_1', 'level3_2'));
+			this.assertEquivalent(select('div > #nonexistent'), []);
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level1 > span');
+					}, 1000);
+				}, 500);
+			}
+		},
+		"E ~ F": function(){
+			//General sibling
+			this.assertEqual(select('h1 ~ ul')[0], getById('list'));
+			this.assertEquivalent(select('#level2_2 ~ span'), []);
+			this.assertEquivalent(select('#level3_2 ~ *'), []);
+			this.assertEquivalent(select('#level3_1 ~ em'), []);
+			this.assertEquivalent(select('div ~ #level3_2'), []);
+			this.assertEquivalent(select('div ~ #level2_3'), []);
+			this.assertEqual(select('#level2_1 ~ span')[0], getById('level2_2'));
+			this.assertEquivalent(select('#level2_1 ~ *'), getById('level2_2', 'level2_3'));
+			this.assertEqual(select('#level3_1 ~ #level3_2')[0], getById('level3_2'));
+			this.assertEqual(select('span ~ #level3_2')[0], getById('level3_2'));
+			if(RUN_BENCHMARKS){
+				this.wait(function(){
+					this.benchmark(function(){
+						select('#level2_1 ~ span');
+					}, 1000);
+				}, 500);
+			}
+		}
+	});
+	
+	runner.addTests(null, {
+		"NW.Dom.match": function(){
+			var element = getById('dupL1');
+			//Assertions
+			this.assert(match(element, 'span'));
+			this.assert(match(element, "span#dupL1"));
+			this.assert(match(element, "div > span"), "child combinator");
+			this.assert(match(element, "#dupContainer span"), "descendant combinator");
+			this.assert(match(element, "#dupL1"), "ID only");
+			this.assert(match(element, "span.span_foo"), "class name 1");
+			this.assert(match(element, "span.span_bar"), "class name 2");
+			this.assert(match(element, "span:first-child"), "first-child pseudoclass");
+			//Refutations
+			this.refute(match(element, "span.span_wtf"), "bogus class name");
+			this.refute(match(element, "#dupL2"), "different ID");
+			this.refute(match(element, "div"), "different tag name");
+			this.refute(match(element, "span span"), "different ancestry");
+			this.refute(match(element, "span > span"), "different parent");
+			this.refute(match(element, "span:nth-child(5)"), "different pseudoclass");
+			//Misc.
+			this.refute(match(getById('link_2'), 'a[rel^=external]'));
+			this.assert(match(getById('link_1'), 'a[rel^=external]'));
+			this.assert(match(getById('link_1'), 'a[rel^="external"]'));
+			this.assert(match(getById('link_1'), "a[rel^='external']"));
+		},
+		"Equivalent Selectors": function(){
+			this.assertEquivalent(select('div.brothers'), select('div[class~=brothers]'));
+			this.assertEquivalent(select('div.brothers'), select('div[class~=brothers].brothers'));
+			this.assertEquivalent(select('div:not(.brothers)'), select('div:not([class~=brothers])'));
+			this.assertEquivalent(select('li ~ li'), select('li:not(:first-child)'));
+			this.assertEquivalent(select('ul > li'), select('ul > li:nth-child(n)'));
+			this.assertEquivalent(select('ul > li:nth-child(even)'), select('ul > li:nth-child(2n)'));
+			this.assertEquivalent(select('ul > li:nth-child(odd)'), select('ul > li:nth-child(2n+1)'));
+			this.assertEquivalent(select('ul > li:first-child'), select('ul > li:nth-child(1)'));
+			this.assertEquivalent(select('ul > li:last-child'), select('ul > li:nth-last-child(1)'));
+			/* Opera 10 does not accept values > 128 as a parameter to :nth-child
+			See <http://operawiki.info/ArtificialLimits> */
+			this.assertEquivalent(select('ul > li:nth-child(n-128)'), select('ul > li'));
+			this.assertEquivalent(select('ul>li'), select('ul > li'));
+			this.assertEquivalent(select('#p a:not([rel$="nofollow"])>em'), select('#p a:not([rel$="nofollow"]) > em'));
+		},
+		"Multiple Selectors": function(){
+			//The next two assertions should return document-ordered lists of matching elements --Diego Perini
+			//  this.assertEquivalent(select('#list, .first,*[xml:lang="es-us"] , #troubleForm'), getById('p', 'link_1', 'list', 'item_1', 'item_3', 'troubleForm'));
+			//  this.assertEquivalent(select('#list, .first, *[xml:lang="es-us"], #troubleForm'), getById('p', 'link_1', 'list', 'item_1', 'item_3', 'troubleForm'));
+			this.assertEquivalent(select('form[title*="commas,"], input[value="#commaOne,#commaTwo"]'), getById('commaParent', 'commaChild'));
+			this.assertEquivalent(select('form[title*="commas,"], input[value="#commaOne,#commaTwo"]'), getById('commaParent', 'commaChild'));
+		}
+	});
+}(runner));