Fix Double Name

src/main/java/semantic/SemanticAnalyzer.java

@@ -614,7 +614,7 @@ public class SemanticAnalyzer implements SemanticVisitor {
                 start++;
             }
         }
-        if(context.getClasses().get(memberAccessNode.identifiers.getFirst()) != null){
+        if(context.getClasses().get(memberAccessNode.identifiers.getFirst()) == null){
             memberAccessNode.identifiers.addFirst(currentClass.identifier);
             start++;
         }

src/test/resources/input/typedAstFeatureTests/CorrectTest.java

@@ -1,13 +1,16 @@
-public class Klasse1 {
-    public int test;
-
-    public int test1() {
-        test = 5;
-        return 1;
+public class Compiler {
+    Node node;
+    public int add(int i, int j) {
+        node = new Node();
+        node.x = 1;
+        return i+j;
     }
+}
 
-    public void test2() {
-        int testInt;
-        testInt = this.test1();
+public class Node {
+    public int x;
+    public void main() {
+        Compiler compiler = new Compiler();
+        int i = compiler.add(5, 8);
     }
 }