Fix test rig shadow tiddler behaviour

The test rig previously used a simplified implementation of shadow tiddlers which broke with the new indexing engine. There was also a problem that made that even if indexers were disabled they were still initialised.

This PR fixes both problems, in preparation for fixing #4082

boot/boot.js

@@ -1013,7 +1013,7 @@ $tw.modules.define("$:/boot/tiddlerfields/list","tiddlerfield",{
 /*
 Wiki constructor. State is stored in private members that only a small number of privileged accessor methods have direct access. Methods added via the prototype have to use these accessors and cannot access the state data directly.
 options include:
-shadowTiddlers: Array of shadow tiddlers to be added
+enableIndexers - Array of indexer names to enable, or null to use all available indexers
 */
 $tw.Wiki = function(options) {
 	options = options || {};
@@ -1028,7 +1028,7 @@ $tw.Wiki = function(options) {
 		},
 		pluginTiddlers = [], // Array of tiddlers containing registered plugins, ordered by priority
 		pluginInfo = Object.create(null), // Hashmap of parsed plugin content
-		shadowTiddlers = options.shadowTiddlers || Object.create(null), // Hashmap by title of {source:, tiddler:}
+		shadowTiddlers = Object.create(null), // Hashmap by title of {source:, tiddler:}
 		shadowTiddlerTitles = null,
 		getShadowTiddlerTitles = function() {
 			if(!shadowTiddlerTitles) {
@@ -1036,7 +1036,7 @@ $tw.Wiki = function(options) {
 			}
 			return shadowTiddlerTitles;
 		},
-		enableIndexers = options.enableIndexers || null, // Array of indexer names to enable, or null to use all available indexers
+		enableIndexers = options.enableIndexers || null,
 		indexers = [],
 		indexersByName = Object.create(null);
 
@@ -1047,6 +1047,7 @@ $tw.Wiki = function(options) {
 		}
 		indexers.push(indexer);
 		indexersByName[name] = indexer;
+		indexer.init();
 	};
 
 	this.getIndexer = function(name) {

core/modules/indexers/field-indexer.js

@@ -16,6 +16,9 @@ var DEFAULT_MAXIMUM_INDEXED_VALUE_LENGTH = 128;
 
 function FieldIndexer(wiki) {
 	this.wiki = wiki;
+}
+
+FieldIndexer.prototype.init = function() {
 	this.index = null;
 	this.maxIndexedValueLength = DEFAULT_MAXIMUM_INDEXED_VALUE_LENGTH;
 	this.addIndexMethods();

core/modules/indexers/tag-indexer.js

@@ -14,7 +14,10 @@ Indexes the tiddlers with each tag
 
 function TagIndexer(wiki) {
 	this.wiki = wiki;
-	this.index = null;
+}
+
+TagIndexer.prototype.init = function() {
+	this.index = null; // Hashmap of tag title to {isSorted: bool, titles: [array]}
 	this.addIndexMethods();
 }
 

editions/test/tiddlers/tests/test-filters.js

@@ -35,48 +35,55 @@ describe("Filter tests", function() {
 
 	describe("With no indexers", function() {
 		var wiki = setupWiki({enableIndexers: []});
+		it("should not create indexes when requested not to",function() {
+			expect(wiki.getIndexer("FieldIndexer")).toBe(null);			
+		});
 		runTests(wiki);
 	});
 
 	describe("With all indexers", function() {
 		var wiki = setupWiki();
-		wiki.getIndexer("FieldIndexer").setMaxIndexedValueLength(8); // Note that JoeBloggs is 9, and JohnDoe is 7
+		if(wiki.getIndexer("FieldIndexer")) {
+			wiki.getIndexer("FieldIndexer").setMaxIndexedValueLength(8); // Note that JoeBloggs is 9, and JohnDoe is 7			
+		}
 		runTests(wiki);
 	});
 
 function setupWiki(wikiOptions) {
 	// Create a wiki
-	var wiki = new $tw.Wiki($tw.utils.extend({
+	var wiki = new $tw.Wiki(wikiOptions);
-		shadowTiddlers: {
+	// Add a plugin containing some shadow tiddlers
+	var shadowTiddlers = {
+		tiddlers: {
 			"$:/TiddlerFive": {
-				tiddler: new $tw.Tiddler({title: "$:/TiddlerFive",
+				title: "$:/TiddlerFive",
-					text: "Everything in federation",
+				text: "Everything in federation",
-					tags: ["two"]
+				tags: ["two"]
-				}),
 			},
 			"TiddlerSix": {
-				tiddler: new $tw.Tiddler({title: "TiddlerSix",
+				title: "TiddlerSix",
-					text: "Missing inaction from TiddlerOne",
+				text: "Missing inaction from TiddlerOne",
-					tags: []
+				tags: []
-				}),
 			},
 			"TiddlerSeventh": {
-				tiddler: new $tw.Tiddler({title: "TiddlerSeventh",
+				title: "TiddlerSeventh",
-					text: "",
+				text: "",
-					list: "TiddlerOne [[Tiddler Three]] [[a fourth tiddler]] MissingTiddler",
+				list: "TiddlerOne [[Tiddler Three]] [[a fourth tiddler]] MissingTiddler",
-					tags: ["one"]
+				tags: ["one"]
-				}),
 			},
 			"Tiddler8": {
-				tiddler: new $tw.Tiddler({title: "Tiddler8",
+				title: "Tiddler8",
-					text: "Tidd",
+				text: "Tidd",
-					tags: ["one"],
+				tags: ["one"],
-					"test-field": "JoeBloggs"
+				"test-field": "JoeBloggs"
-				})
+			}			
-			}
 		}
-	},
+	};
-	wikiOptions));
+	wiki.addTiddler({
+		title: "$:/ShadowPlugin",
+		text: JSON.stringify(shadowTiddlers),
+		"plugin-type": "plugin",
+		type: "application/json"});
 	// Add a few  tiddlers
 	wiki.addTiddler({
 		title: "TiddlerOne",
@@ -110,6 +117,11 @@ function setupWiki(wikiOptions) {
 		list: "[[Tiddler Three]] [[TiddlerOne]]",
 		empty: "",
 		modifier: "JohnDoe"});
+	// Unpack plugin tiddlers
+	wiki.readPluginInfo();
+	wiki.registerPluginTiddlers("plugin");
+	wiki.unpackPluginTiddlers();
+	wiki.addIndexersToWiki();
 	return wiki;
 }
 
@@ -134,31 +146,31 @@ function runTests(wiki) {
 
 	it("should handle the title operator", function() {
 		expect(wiki.filterTiddlers("TiddlerOne [title[$:/TiddlerTwo]] [[Tiddler Three]]").join(",")).toBe("TiddlerOne,$:/TiddlerTwo,Tiddler Three");
-		expect(wiki.filterTiddlers("[!title[Tiddler Three]]").join(",")).toBe("TiddlerOne,$:/TiddlerTwo,a fourth tiddler,one");
+		expect(wiki.filterTiddlers("[!title[Tiddler Three]]").join(",")).toBe("$:/ShadowPlugin,TiddlerOne,$:/TiddlerTwo,a fourth tiddler,one");
 		expect(wiki.filterTiddlers("TiddlerOne [title[$:/TiddlerTwo]] [[Tiddler Three]] [[A Missing Tiddler]]").join(",")).toBe("TiddlerOne,$:/TiddlerTwo,Tiddler Three,A Missing Tiddler");
 	});
 
 	it("should handle the field operator", function() {
 		expect(wiki.filterTiddlers("[modifier[JoeBloggs]]").join(",")).toBe("TiddlerOne");
-		expect(wiki.filterTiddlers("[!modifier[JoeBloggs]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,a fourth tiddler,one");
+		expect(wiki.filterTiddlers("[!modifier[JoeBloggs]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,Tiddler Three,a fourth tiddler,one");
 		expect(wiki.filterTiddlers("[!is[system]!modifier[JoeBloggs]]").join(",")).toBe("Tiddler Three,a fourth tiddler,one");
 		expect(wiki.filterTiddlers("[field:modifier[JoeBloggs]]").join(",")).toBe("TiddlerOne");
-		expect(wiki.filterTiddlers("[!field:modifier[JoeBloggs]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,a fourth tiddler,one");
+		expect(wiki.filterTiddlers("[!field:modifier[JoeBloggs]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,Tiddler Three,a fourth tiddler,one");
 		expect(wiki.filterTiddlers("[!is[system]!field:modifier[JoeBloggs]]").join(",")).toBe("Tiddler Three,a fourth tiddler,one");
 		expect(wiki.filterTiddlers("[modifier[JohnDoe]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,a fourth tiddler,one");
-		expect(wiki.filterTiddlers("[!modifier[JohnDoe]]").join(",")).toBe("TiddlerOne");
+		expect(wiki.filterTiddlers("[!modifier[JohnDoe]]").join(",")).toBe("$:/ShadowPlugin,TiddlerOne");
 		expect(wiki.filterTiddlers("[!is[system]!modifier[JohnDoe]]").join(",")).toBe("TiddlerOne");
 		expect(wiki.filterTiddlers("[field:modifier[JohnDoe]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,a fourth tiddler,one");
-		expect(wiki.filterTiddlers("[!field:modifier[JohnDoe]]").join(",")).toBe("TiddlerOne");
+		expect(wiki.filterTiddlers("[!field:modifier[JohnDoe]]").join(",")).toBe("$:/ShadowPlugin,TiddlerOne");
 		expect(wiki.filterTiddlers("[!is[system]!field:modifier[JohnDoe]]").join(",")).toBe("TiddlerOne");
 	});
 
 	it("should handle the regexp operator", function() {
 		expect(wiki.filterTiddlers("[regexp[id]]").join(",")).toBe("TiddlerOne,$:/TiddlerTwo,Tiddler Three,a fourth tiddler");
-		expect(wiki.filterTiddlers("[!regexp[id]]").join(",")).toBe("one");
+		expect(wiki.filterTiddlers("[!regexp[id]]").join(",")).toBe("$:/ShadowPlugin,one");
 		expect(wiki.filterTiddlers("[regexp[Tid]]").join(",")).toBe("TiddlerOne,$:/TiddlerTwo,Tiddler Three");
 		expect(wiki.filterTiddlers("[regexp[(?i)Tid]]").join(",")).toBe("TiddlerOne,$:/TiddlerTwo,Tiddler Three,a fourth tiddler");
-		expect(wiki.filterTiddlers("[!regexp[Tid(?i)]]").join(",")).toBe("one");
+		expect(wiki.filterTiddlers("[!regexp[Tid(?i)]]").join(",")).toBe("$:/ShadowPlugin,one");
 	});
 
 	it("should handle the field operator with a regular expression operand", function() {
@@ -172,41 +184,41 @@ function runTests(wiki) {
 	});
 
 	it("should handle the sort and sortcs operators", function() {
-		expect(wiki.filterTiddlers("[sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[sort[title]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[!sort[title]]").join(",")).toBe("TiddlerOne,Tiddler Three,one,a fourth tiddler,$:/TiddlerTwo");
+		expect(wiki.filterTiddlers("[!sort[title]]").join(",")).toBe("TiddlerOne,Tiddler Three,one,a fourth tiddler,$:/TiddlerTwo,$:/ShadowPlugin");
 		// Temporarily commenting out the following two lines because of platform differences for localeCompare between the browser and Node.js
 		// expect(wiki.filterTiddlers("[sortcs[title]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,TiddlerOne,a fourth tiddler,one");
 		// expect(wiki.filterTiddlers("[!sortcs[title]]").join(",")).toBe("one,a fourth tiddler,TiddlerOne,Tiddler Three,$:/TiddlerTwo");
 	});
 
 	it("should handle the reverse, first, last, butfirst, butlast, rest and nth operators", function() {
-		expect(wiki.filterTiddlers("[sort[title]first[]]").join(",")).toBe("$:/TiddlerTwo");
+		expect(wiki.filterTiddlers("[sort[title]first[]]").join(",")).toBe("$:/ShadowPlugin");
-		expect(wiki.filterTiddlers("[sort[title]first[2]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler");
+		expect(wiki.filterTiddlers("[sort[title]first[2]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo");
-		expect(wiki.filterTiddlers("[sort[title]first[8]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[sort[title]first[8]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[sort[title]first[x]]").join(",")).toBe("$:/TiddlerTwo");
+		expect(wiki.filterTiddlers("[sort[title]first[x]]").join(",")).toBe("$:/ShadowPlugin");
 		expect(wiki.filterTiddlers("[sort[title]last[]]").join(",")).toBe("TiddlerOne");
 		expect(wiki.filterTiddlers("[sort[title]last[2]]").join(",")).toBe("Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[sort[title]last[8]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[sort[title]last[8]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
 		expect(wiki.filterTiddlers("[sort[title]last[x]]").join(",")).toBe("TiddlerOne");
-		expect(wiki.filterTiddlers("[sort[title]reverse[]]").join(",")).toBe("TiddlerOne,Tiddler Three,one,a fourth tiddler,$:/TiddlerTwo");
+		expect(wiki.filterTiddlers("[sort[title]reverse[]]").join(",")).toBe("TiddlerOne,Tiddler Three,one,a fourth tiddler,$:/TiddlerTwo,$:/ShadowPlugin");
-		expect(wiki.filterTiddlers("[sort[title]reverse[x]]").join(",")).toBe("TiddlerOne,Tiddler Three,one,a fourth tiddler,$:/TiddlerTwo");
+		expect(wiki.filterTiddlers("[sort[title]reverse[x]]").join(",")).toBe("TiddlerOne,Tiddler Three,one,a fourth tiddler,$:/TiddlerTwo,$:/ShadowPlugin");
-		expect(wiki.filterTiddlers("[sort[title]butlast[]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three");
+		expect(wiki.filterTiddlers("[sort[title]butlast[]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three");
-		expect(wiki.filterTiddlers("[sort[title]butlast[2]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one");
+		expect(wiki.filterTiddlers("[sort[title]butlast[2]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one");
 		expect(wiki.filterTiddlers("[sort[title]butlast[8]]").join(",")).toBe("");
-		expect(wiki.filterTiddlers("[sort[title]butlast[x]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three");
+		expect(wiki.filterTiddlers("[sort[title]butlast[x]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three");
-		expect(wiki.filterTiddlers("[sort[title]rest[]]").join(",")).toBe("a fourth tiddler,one,Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[sort[title]rest[]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[sort[title]rest[2]]").join(",")).toBe("one,Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[sort[title]rest[2]]").join(",")).toBe("a fourth tiddler,one,Tiddler Three,TiddlerOne");
 		expect(wiki.filterTiddlers("[sort[title]rest[8]]").join(",")).toBe("");
-		expect(wiki.filterTiddlers("[sort[title]rest[x]]").join(",")).toBe("a fourth tiddler,one,Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[sort[title]rest[x]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[sort[title]nth[]]").join(",")).toBe("$:/TiddlerTwo");
+		expect(wiki.filterTiddlers("[sort[title]nth[]]").join(",")).toBe("$:/ShadowPlugin");
-		expect(wiki.filterTiddlers("[sort[title]nth[2]]").join(",")).toBe("a fourth tiddler");
+		expect(wiki.filterTiddlers("[sort[title]nth[2]]").join(",")).toBe("$:/TiddlerTwo");
 		expect(wiki.filterTiddlers("[sort[title]nth[8]]").join(",")).toBe("");
-		expect(wiki.filterTiddlers("[sort[title]nth[x]]").join(",")).toBe("$:/TiddlerTwo");
+		expect(wiki.filterTiddlers("[sort[title]nth[x]]").join(",")).toBe("$:/ShadowPlugin");
 	});
 
 	it("should handle the tag operator", function() {
 		expect(wiki.filterTiddlers("[tag[one]sort[title]]").join(",")).toBe("Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[!tag[one]sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one");
+		expect(wiki.filterTiddlers("[!tag[one]sort[title]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one");
 		expect(wiki.filterTiddlers("[prefix[Tidd]tag[one]sort[title]]").join(",")).toBe("Tiddler Three,TiddlerOne");
 		expect(wiki.filterTiddlers("[!is[shadow]tag[two]sort[title]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three");
 		expect(wiki.filterTiddlers("[all[shadows]tag[two]sort[title]]").join(",")).toBe("$:/TiddlerFive");
@@ -226,7 +238,7 @@ function runTests(wiki) {
 	});
 
 	it("should handle the untagged operator", function() {
-		expect(wiki.filterTiddlers("[untagged[]sort[title]]").join(",")).toBe("a fourth tiddler,one");
+		expect(wiki.filterTiddlers("[untagged[]sort[title]]").join(",")).toBe("$:/ShadowPlugin,a fourth tiddler,one");
 		expect(wiki.filterTiddlers("[!untagged[]sort[title]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,TiddlerOne");
 	});
 
@@ -242,12 +254,12 @@ function runTests(wiki) {
 
 	it("should handle the has operator", function() {
 		expect(wiki.filterTiddlers("[has[modified]sort[title]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[!has[modified]sort[title]]").join(",")).toBe("a fourth tiddler,one");
+		expect(wiki.filterTiddlers("[!has[modified]sort[title]]").join(",")).toBe("$:/ShadowPlugin,a fourth tiddler,one");
 	});
 
 	it("should handle the has:field operator", function() {
 		expect(wiki.filterTiddlers("[has:field[empty]sort[title]]").join(",")).toBe("a fourth tiddler,one");
-		expect(wiki.filterTiddlers("[!has:field[empty]sort[title]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[!has:field[empty]sort[title]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,Tiddler Three,TiddlerOne");
 	});
 
 
@@ -274,14 +286,14 @@ function runTests(wiki) {
 
 	it("should handle the search operator", function() {
 		expect(wiki.filterTiddlers("[search[the]sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[search{Tiddler8}sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[search{Tiddler8}sort[title]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
 		expect(wiki.filterTiddlers("[search:modifier[og]sort[title]]").join(",")).toBe("TiddlerOne");
 		expect(wiki.filterTiddlers("[search:modifier,authors:casesensitive[Do]sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three");
 		expect(wiki.filterTiddlers("[search:modifier,authors:casesensitive[do]sort[title]]").join(",")).toBe("");
 		expect(wiki.filterTiddlers("[search:authors:casesensitive,whitespace[John    Doe]sort[title]]").join(",")).toBe("$:/TiddlerTwo");
 		expect(wiki.filterTiddlers("[search:modifier:regexp[(d|bl)o(ggs|e)]sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
-		expect(wiki.filterTiddlers("[search:-modifier,authors:[g]sort[title]]").join(",")).toBe("Tiddler Three");
+		expect(wiki.filterTiddlers("[search:-modifier,authors:[g]sort[title]]").join(",")).toBe("$:/ShadowPlugin,Tiddler Three");
-		expect(wiki.filterTiddlers("[search:*:[g]sort[title]]").join(",")).toBe("Tiddler Three,TiddlerOne");
+		expect(wiki.filterTiddlers("[search:*:[g]sort[title]]").join(",")).toBe("$:/ShadowPlugin,Tiddler Three,TiddlerOne");
 	});
 
 	it("should yield search results that have search tokens spread across different fields", function() {
@@ -289,7 +301,7 @@ function runTests(wiki) {
 	});
 
 	it("should handle the each operator", function() {
-		expect(wiki.filterTiddlers("[each[modifier]sort[title]]").join(",")).toBe("$:/TiddlerTwo,TiddlerOne");
+		expect(wiki.filterTiddlers("[each[modifier]sort[title]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,TiddlerOne");
 		expect(wiki.filterTiddlers("[each:list-item[tags]sort[title]]").join(",")).toBe("one,two");
 		expect(wiki.filterTiddlers("[each:list-item[authors]sort[title]]").join(",")).toBe("Bloggs,Joe,John Doe");
 	});
@@ -309,36 +321,36 @@ function runTests(wiki) {
 			expect(wiki.filterTiddlers("[is[current]]",fakeWidget).join(",")).toBe("Tiddler Three");
 			expect(wiki.filterTiddlers("[[Tiddler Three]is[current]]",fakeWidget).join(",")).toBe("Tiddler Three");
 			expect(wiki.filterTiddlers("[[$:/TiddlerTwo]is[current]]",fakeWidget).join(",")).toBe("");
-			expect(wiki.filterTiddlers("[!is[current]sort[title]]",fakeWidget).join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,TiddlerOne");
+			expect(wiki.filterTiddlers("[!is[current]sort[title]]",fakeWidget).join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,TiddlerOne");
 		});
 
 		it("should handle the '[is[system]]' operator", function() {
-			expect(wiki.filterTiddlers("[is[system]]").join(",")).toBe("$:/TiddlerTwo");
+			expect(wiki.filterTiddlers("[is[system]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo");
 			expect(wiki.filterTiddlers("[!is[system]sort[title]]").join(",")).toBe("a fourth tiddler,one,Tiddler Three,TiddlerOne");
 		});
 
 		it("should handle the '[is[shadow]]' operator", function() {
 			expect(wiki.filterTiddlers("[all[shadows]sort[title]]").join(",")).toBe("$:/TiddlerFive,Tiddler8,TiddlerSeventh,TiddlerSix");
-			expect(wiki.filterTiddlers("[!is[shadow]sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
+			expect(wiki.filterTiddlers("[!is[shadow]sort[title]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
 		});
 
 		it("should handle the '[is[missing]]' operator", function() {
-			expect(wiki.filterTiddlers("[all[]]").join(",")).toBe("TiddlerOne,$:/TiddlerTwo,Tiddler Three,a fourth tiddler,one");
+			expect(wiki.filterTiddlers("[all[]]").join(",")).toBe("$:/ShadowPlugin,TiddlerOne,$:/TiddlerTwo,Tiddler Three,a fourth tiddler,one");
 			expect(wiki.filterTiddlers("[all[missing]]").join(",")).toBe("TiddlerZero");
-			expect(wiki.filterTiddlers("[!is[missing]sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
+			expect(wiki.filterTiddlers("[!is[missing]sort[title]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three,TiddlerOne");
 			expect(wiki.filterTiddlers("[[TiddlerOne]is[missing]]").join(",")).toBe("");
 			expect(wiki.filterTiddlers("[[TiddlerZero]is[missing]]").join(",")).toBe("TiddlerZero");
 			expect(wiki.filterTiddlers("[!title[Tiddler Three]is[missing]]").join(",")).toBe("");
-			expect(wiki.filterTiddlers("[!title[Tiddler Three]!is[missing]sort[title]]").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,TiddlerOne");
+			expect(wiki.filterTiddlers("[!title[Tiddler Three]!is[missing]sort[title]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,a fourth tiddler,one,TiddlerOne");
 		});
 
 		it("should handle the '[is[orphan]]' operator", function() {
 			expect(wiki.filterTiddlers("[is[orphan]sort[title]]").join(",")).toBe("a fourth tiddler,TiddlerOne");
-			expect(wiki.filterTiddlers("[!is[orphan]]").join(",")).toBe("$:/TiddlerTwo,Tiddler Three,one");
+			expect(wiki.filterTiddlers("[!is[orphan]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,Tiddler Three,one");
 			expect(wiki.filterTiddlers("[[TiddlerOne]is[orphan]]").join(",")).toBe("TiddlerOne");
 			expect(wiki.filterTiddlers("[[TiddlerOne]!is[orphan]]").join(",")).toBe("");
 			expect(wiki.filterTiddlers("[!title[Tiddler Three]is[orphan]sort[title]]").join(",")).toBe("a fourth tiddler,TiddlerOne");
-			expect(wiki.filterTiddlers("[!title[Tiddler Three]!is[orphan]]").join(",")).toBe("$:/TiddlerTwo,one");
+			expect(wiki.filterTiddlers("[!title[Tiddler Three]!is[orphan]]").join(",")).toBe("$:/ShadowPlugin,$:/TiddlerTwo,one");
 		});
 
 	});