Merge remote-tracking branch 'origin/master'

src/Credentials.java

@@ -7,17 +7,30 @@ public class Credentials {
 
     public Credentials(String login, String password) {
         this.hash = Helpers.getHash(password);
+        System.out.println(hash);
         this.login = login;
     }
 
     public boolean valid() {
+
+        boolean usernameGiven = false;
+        String hashData;
+
+        //iterator over file
         for (String line:
                 Helpers.readTextdatei("data/passwd.txt")) {
-            System.out.println(line);
+            if(login == line) {
+                usernameGiven = true;
+                continue;
+            }
+            if(usernameGiven && hash == line) {
+                return true;
+            }
+
         }
         return false;
     }
 }
-
+@Test