diff --git a/source/tests/services/filter.js.coffee b/source/tests/services/filter.js.coffee
index a5d57cb..56d3c23 100644
--- a/source/tests/services/filter.js.coffee
+++ b/source/tests/services/filter.js.coffee
@@ -1,53 +1,57 @@
+poems = {}
 filter = {}
 poemList = {}
 
 module "filter", {
 	setup: ->
-		poemList.poe = { meta: {
-			Active: false
-			Author: 'Edgar Allan Poe'
-			Title: 'The Raven'
-			Year: '1845'
-			Language: 'English'
-			Code: 'poe'
-		}}
-		poemList.vrch = { meta: {
-			Active: false
-			Author: 'Jaroslav Vrchlický'
-			Title: 'Havran'
-			Year: '1845'
-			Language: 'Czech'
-			Code: 'vrch'
-		}}
-		poemList.muz = { meta: {
-			Active: false
-			Author: 'Augustin Eugen Mužík'
-			Title: 'Havran'
-			Year: '1885'
-			Language: 'Czech'
-			Code: 'muz'
-		}}
-		poemList.dolu = { meta: {
-			Active: false
-			Author: 'Karel Dostál Lutinov'
-			Title: 'Havran'
-			Year: '1918'
-			Language: 'Czech'
-			Code: 'dolu'
-		}}
-
 		injector = getInjector()
 		poems = injector.get('poems')
-		poems.all = [
-			poemList.poe
-			poemList.vrch
-			poemList.muz
-			poemList.dolu
-		]
 		filter = injector.get('filter')
 }
 
+setPoems = ->
+	poemList.poe = { meta: {
+		Active: false
+		Author: 'Edgar Allan Poe'
+		Title: 'The Raven'
+		Year: '1845'
+		Language: 'English'
+		Code: 'poe'
+	}}
+	poemList.vrch = { meta: {
+		Active: false
+		Author: 'Jaroslav Vrchlický'
+		Title: 'Havran'
+		Year: '1845'
+		Language: 'Czech'
+		Code: 'vrch'
+	}}
+	poemList.muz = { meta: {
+		Active: false
+		Author: 'Augustin Eugen Mužík'
+		Title: 'Havran'
+		Year: '1885'
+		Language: 'Czech'
+		Code: 'muz'
+	}}
+	poemList.dolu = { meta: {
+		Active: false
+		Author: 'Karel Dostál Lutinov'
+		Title: 'Havran'
+		Year: '1918'
+		Language: 'Czech'
+		Code: 'dolu'
+	}}
+
+	poems.all = [
+		poemList.poe
+		poemList.vrch
+		poemList.muz
+		poemList.dolu
+	]
+
 test "get filter for poems that share a common property", ->
+	setPoems()
 	poemList.dolu.meta.Active = true
 	poemList.vrch.meta.Active = true
 	poemList.muz.meta.Active = true
@@ -58,6 +62,7 @@ test "get filter for poems that share a common property", ->
 	}
 
 test "get filter for arbitrary poems using shortest key", ->
+	setPoems()
 	poemList.vrch.meta.Active = true
 	poemList.muz.meta.Active = true
 	filter.update()