--- a
+++ b/src/biodiscml/TestingAndEvaluate.java
@@ -0,0 +1,122 @@
+/*
+ * Test and evaluate
+ */
+package biodiscml;
+
+import java.io.BufferedReader;
+import java.io.File;
+import java.io.FileReader;
+import java.io.FileWriter;
+import java.io.PrintWriter;
+import java.util.HashMap;
+import utils.Weka_module;
+
+/**
+ *
+ * @author Mickael
+ */
+public class TestingAndEvaluate {
+
+    TestingAndEvaluate() {
+
+    }
+
+    /**
+     * class exist and we know the outcome, so we evaluate the predictor
+     *
+     * @param modelFile
+     * @param TEST_FILE
+     * @param TEST_RESULTS_FILE
+     */
+    public void TestingAndEvaluate(String modelFile, String TEST_FILE,
+            String TEST_RESULTS_FILE, boolean missingClass) {
+        Weka_module weka = new Weka_module();
+        weka.setCSVFile(new File(TEST_FILE));
+
+        weka.csvToArff(Main.isClassification);
+        getClassesAndFeaturesFromModel(modelFile, weka);
+        weka.setDataFromArff();
+
+        Weka_module.ClassificationResultsObject cr = null;
+        Weka_module.RegressionResultsObject rr = null;
+
+        try {
+            PrintWriter pw = new PrintWriter(new FileWriter(TEST_RESULTS_FILE));
+            System.out.println("Test results stored in " + TEST_RESULTS_FILE);
+
+            if (Main.isClassification) {
+                cr = (Weka_module.ClassificationResultsObject) weka.testClassifierFromFileSource(new File(weka.ARFFfile), modelFile, Main.isClassification);
+                System.out.println("instance\tactual\tpredicted\terror\t" + cr.classes + "\n" + cr.predictions);
+                pw.println("instance\tactual\tpredicted\terror\t" + cr.classes + "\n" + cr.predictions);
+                if (!missingClass) {
+                    System.out.println(cr.toStringDetailsTesting());
+                    pw.println(cr.toStringDetailsTesting());
+                }
+            } else {
+                rr = (Weka_module.RegressionResultsObject) weka.testClassifierFromFileSource(new File(weka.ARFFfile), modelFile, Main.isClassification);
+                System.out.println("instance\tactual\tpredicted\terror\t" + cr.classes + "\n" + rr.predictions);
+                pw.println("instance\tactual\tpredicted\terror\t" + cr.classes + "\n" + rr.predictions);
+                if (!missingClass) {
+                    System.out.println(rr.toStringDetails());
+                    pw.println(rr.toStringDetails());
+                }
+            }
+            pw.flush();
+            pw.close();
+        } catch (Exception e) {
+            e.printStackTrace();
+        }
+    }
+
+    /**
+     *
+     *
+     * @param modelFile
+     * @param weka
+     * @param TEST_FILE
+     * @param TEST_RESULTS_FILE
+     */
+    public void getClassesAndFeaturesFromModel(String modelFile, Weka_module weka) {
+        //get classes from model
+        String classes = weka.getClassesFromClassifier(modelFile, false).get(0);
+        HashMap<String, String> hmFeatures = weka.getFullFeaturesFromClassifier(modelFile);
+
+        //load model
+        File arffFile = new File(weka.ARFFfile);
+        File newarffFile = new File(weka.ARFFfile + ".tmp");
+        try {
+            BufferedReader br = new BufferedReader(new FileReader(arffFile));
+            PrintWriter pw = new PrintWriter(new FileWriter(newarffFile));
+            String line = "";
+            while (br.ready()) {
+                line = br.readLine();
+                if (line.contains("@attribute class {")) {
+                    pw.println(classes);
+                } else {
+                    if (line.startsWith("@attribute Instance ")) {
+                        pw.println(line);
+                    } else if (line.startsWith("@attribute ") && line.contains("{") && line.contains("}")) {
+                        String featureName = line.replaceAll("\\{.*", "").replace(("@attribute"), "").trim();
+                        if (hmFeatures.get(featureName) != null) {
+                            pw.println("@attribute " + featureName + " " + hmFeatures.get(featureName));
+                        } else {
+                            pw.println(line);
+                        }
+                    } else {
+                        pw.println(line);
+                    }
+                }
+            }
+            pw.close();
+            br.close();
+            arffFile.delete();
+            newarffFile.renameTo(arffFile);
+        } catch (Exception e) {
+            if (Main.debug) {
+                e.printStackTrace();
+            }
+        }
+
+    }
+
+}