diff --git a/editions/test/tiddlers/tests/test-filters.js b/editions/test/tiddlers/tests/test-filters.js
index 8a3915661..d02aecfdc 100644
--- a/editions/test/tiddlers/tests/test-filters.js
+++ b/editions/test/tiddlers/tests/test-filters.js
@@ -156,7 +156,8 @@ describe("Filter tests", function() {
 		expect(wiki.filterTiddlers("[[one]tagging[]sort[title]]").join(",")).toBe("Tiddler Three,TiddlerOne");
 		expect(wiki.filterTiddlers("[[one]tagging[]]").join(",")).toBe("Tiddler Three,TiddlerOne");
 		expect(wiki.filterTiddlers("[[two]tagging[]sort[title]]").join(",")).toBe("$:/TiddlerFive,$:/TiddlerTwo,Tiddler Three");
-		expect(wiki.filterTiddlers("[all[current]tagging[]sort[title]]","one").join(",")).toBe("Tiddler Three,TiddlerOne");
+		var fakeWidget = {getVariable: function() {return "one";}};
+		expect(wiki.filterTiddlers("[all[current]tagging[]sort[title]]",fakeWidget).join(",")).toBe("Tiddler Three,TiddlerOne");
 	});
 
 	it("should handle the untagged operator", function() {
@@ -220,10 +221,11 @@ describe("Filter tests", function() {
 	describe("testing the is operator",function() {
 
 		it("should handle the '[is[current]]' operator", function() {
-			expect(wiki.filterTiddlers("[is[current]]","Tiddler Three").join(",")).toBe("Tiddler Three");
-			expect(wiki.filterTiddlers("[[Tiddler Three]is[current]]","Tiddler Three").join(",")).toBe("Tiddler Three");
-			expect(wiki.filterTiddlers("[[$:/TiddlerTwo]is[current]]","Tiddler Three").join(",")).toBe("");
-			expect(wiki.filterTiddlers("[!is[current]sort[title]]","Tiddler Three").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,TiddlerOne");
+		var fakeWidget = {getVariable: function() {return "Tiddler Three";}};
+			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");
 		});
 
 		it("should handle the '[is[system]]' operator", function() {
@@ -263,7 +265,8 @@ describe("Filter tests", function() {
 	it("should handle indirect operands", function() {
 		expect(wiki.filterTiddlers("[prefix{Tiddler8}] +[sort[title]]").join(",")).toBe("Tiddler Three,TiddlerOne");
 		expect(wiki.filterTiddlers("[modifier{Tiddler8!!test-field}] +[sort[title]]").join(",")).toBe("TiddlerOne");
-		expect(wiki.filterTiddlers("[modifier{!!modifier}] +[sort[title]]","Tiddler Three").join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three");
+		var fakeWidget = {getVariable: function() {return "Tiddler Three";}};
+		expect(wiki.filterTiddlers("[modifier{!!modifier}] +[sort[title]]",fakeWidget).join(",")).toBe("$:/TiddlerTwo,a fourth tiddler,one,Tiddler Three");
 	});
 
 });