diff --git a/src/main/java/de/dhbwstuttgart/syntaxtree/SwitchTest.java b/src/main/java/de/dhbwstuttgart/syntaxtree/SwitchTest.java
index 08b1ab27..904eca8a 100644
--- a/src/main/java/de/dhbwstuttgart/syntaxtree/SwitchTest.java
+++ b/src/main/java/de/dhbwstuttgart/syntaxtree/SwitchTest.java
@@ -9,10 +9,15 @@ import java.util.ArrayList;
 
 public class SwitchTest {
     public static void main(String[] args) {
-        printSyntax(new ClassOrInterface(Modifier.PUBLIC, new JavaClassName("Test"), new ArrayList<>(), java.util.Optional.empty(), new ArrayList<>(), new ArrayList<>(), new GenericDeclarationList(new ArrayList<>(), new NullToken()),
+        String plh= "Test";
+        RefTypeOrTPHOrWildcardOrGeneric type = null;
+        printSyntax(new ClassOrInterface(Modifier.PUBLIC, new JavaClassName(plh), new ArrayList<>(), java.util.Optional.empty(), new ArrayList<>(), new ArrayList<>(), new GenericDeclarationList(new ArrayList<>(), new NullToken()),
                 new RefType(new JavaClassName("Object"), new NullToken()), false, new ArrayList<>(), new NullToken()));
+
+        printSyntax(new FormalParameter(plh = "Test", type, new NullToken()));
     }
 
+
     static void printSyntax(SyntaxTreeNode s){
         switch (s){
 
@@ -26,7 +31,7 @@ public class SwitchTest {
                 }
             }
             case FormalParameter formalParameter -> {
-                System.out.println("formalParameter");
+                System.out.println(formalParameter.name());
             }
             case GenericDeclarationList genericDeclarationList -> {
                 System.out.println("genericDeclarationList");
@@ -38,7 +43,7 @@ public class SwitchTest {
                 System.out.println("parameterList");
             }
             case SourceFile sourceFile -> {
-                System.out.println("sourceFile");
+                System.out.println(sourceFile.pkgName() + ".java");
             }
             case FieldDeclaration fieldDeclaration -> {
                 System.out.println("fieldDeclaration");
@@ -47,7 +52,7 @@ public class SwitchTest {
                 System.out.println("field");
             }
             case Method method -> {
-                System.out.println("method");
+                System.out.println(method.modifier() + method.returnType().toString() + method.name() + "(" + method.parameterList() +")");
             }
             case Constructor constructor -> {
                 System.out.println("constructor");
@@ -80,7 +85,7 @@ public class SwitchTest {
                 System.out.println("wildcardType");
             }
             case CastExpr castExpr -> {
-                System.out.println("castExpr");
+                System.out.println("(" + castExpr.castType().toString() + ")" + castExpr.expr().toString());
             }
             case FieldVar fieldVar -> {
                 System.out.println("fieldVar");
@@ -92,40 +97,41 @@ public class SwitchTest {
                 System.out.println("literal");
             }
             case NewArray newArray -> {
-                System.out.println("newArray");
+                System.out.println("param array[];");
             }
             case Super aSuper -> {
-                System.out.println("Super");
+                System.out.println("super");
             }
             case This aThis -> {
-                System.out.println("This");
+                System.out.println("this");
             }
             case BinaryExpr binaryExpr -> {
-                System.out.println("binaryExpr");
+                System.out.println(binaryExpr.lexpr().toString() + binaryExpr.operation().toString() + binaryExpr.rexpr().toString());
             }
             case InstanceOf instanceOf -> {
-                System.out.println("instanceOf");
+                System.out.println("instanceof");
             }
             case ExpressionReceiver expressionReceiver -> {
                 System.out.println("expressionReceiver");
             }
             case StaticClassName staticClassName -> {
-                System.out.println("staticClassName");
+                System.out.println(staticClassName.className());
             }
             case Assign assign -> {
                 System.out.println("assign");
             }
             case Block block -> {
-                System.out.println("block");
+                System.out.println("{ }");
             }
             case EmptyStmt emptyStmt -> {
                 System.out.println("emptyStmt");
             }
             case ForStmt forStmt -> {
-                System.out.println("forStmt");
+                System.out.println("for(){}");
             }
             case IfStmt ifStmt -> {
-                System.out.println("ifStmt");
+                System.out.println("if(){}");
+
             }
             case LocalVar localVar -> {
                 System.out.println("localVar");
@@ -149,16 +155,16 @@ public class SwitchTest {
                 System.out.println("thisCall");
             }
             case Return aReturn -> {
-                System.out.println("Return");
+                System.out.println("return");
             }
             case ReturnVoid returnVoid -> {
-                System.out.println("returnVoid");
+                System.out.println("return void;");
             }
             case DoStmt doStmt -> {
-                System.out.println("doStmt");
+                System.out.println("do{}while())");
             }
             case WhileStmt whileStmt -> {
-                System.out.println("whileStmt");
+                System.out.println("while(){}");
             }
         }
     }