Update tests

src/main/java/netneutrality/utils/Settings.java

@@ -1,5 +1,7 @@
 package netneutrality.utils;
 
+import org.apache.commons.io.FileUtils;
+
 import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
@@ -12,17 +14,28 @@ public class Settings {
     private final Properties prop = new Properties();
 
     public Settings() {
-        File file = new File("bot.properties");
+        File propFile = new File("bot.properties");
+        File exampleFile = new File("bot.properties.example");
         FileInputStream fis = null;
 
         try {
-            file.createNewFile();
-            fis = new FileInputStream(file);
+            if (!propFile.exists() && !exampleFile.exists()) {
+                System.err.println("Missing example config file in root directory.");
+                System.exit(1);
+            }
+
+            if (!propFile.exists()) {
+                FileUtils.copyFile(exampleFile, propFile);
+                System.err.println("Config file was created, please edit bot.properties before launching bot");
+            }
+
+            fis = new FileInputStream(propFile);
             prop.load(fis);
 
             loadEnvironmentVariables();
         } catch (IOException e) {
-            e.printStackTrace();
+            System.err.println("Can't find config file: bot.properties");
+            System.exit(1);
         } finally {
             try {
                 if (fis != null)