--- a/gwt-client/src/test/java/test/AbstractModuleRunner.java	Mon Nov 05 13:51:47 2018 +0100
+++ b/gwt-client/src/test/java/test/AbstractModuleRunner.java	Mon Nov 05 17:15:30 2018 +0100
@@ -1,5 +1,6 @@
 package test;
 
+import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
@@ -66,14 +67,17 @@
     private final River river;
     private final List<ModuleRunnerOutput> outputList;
 
-    public AbstractModuleRunner(final Infotype infotype, final ICalcMode calcmode, final double from, final double to, final River beispielfluss)
-            throws ConnectionException, ServerException {
+    protected final File testFolder;
+
+    public AbstractModuleRunner(final File testFolder, final Infotype infotype, final ICalcMode calcmode, final double from, final double to,
+            final River beispielfluss) throws ConnectionException, ServerException {
         // common attributes (evtl. doch in subklassen, evtl. Zwischenhierarchiestufe einführen
         this.outputList = new ArrayList<ModuleRunnerOutput>();
         this.iCalcMode = calcmode;
         this.river = beispielfluss;
         this.from = from;
         this.to = to;
+        this.testFolder = testFolder;
 
         this.infotype = infotype;
 
@@ -261,7 +265,7 @@
             if (!stateHasRequiredOutputMode(name)) {
                 Assert.fail("Unbekannter outputmode " + name);
             }
-            output.assertAndWriteToFile(this.client, this.collection.identifier());
+            output.assertAndWriteToFile(this.client, this.collection.identifier(), this.testFolder);
         }
     }