diff --git a/src/test/java/parser/AstBuilderTest.java b/src/test/java/parser/AstBuilderTest.java
index de3f40b..d75901a 100644
--- a/src/test/java/parser/AstBuilderTest.java
+++ b/src/test/java/parser/AstBuilderTest.java
@@ -48,4 +48,129 @@ class AstBuilderTest {
 
         assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
     }
+
+
+    @Test
+    @DisplayName("Commments Ignore Test")
+    public void commmentsIgnoreTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Constructor Paramerter Test")
+    public void constructorParameterTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("This Dot Test")
+    public void thisDotTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Constructor This Dot Test")
+    public void constructorThisDotTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Void Methoden Test")
+    public void voidMethodenTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Constructor Method call Test")
+    public void constructorMethodCallTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Constructor Method call Parameters Test")
+    public void constructorMethodCallParametersTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Char Test")
+    public void charTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Null Test")
+    public void nullTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Self Reference Test")
+    public void selfReferneceTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Variable Compare Test")
+    public void variableCompareTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Variable Calculation Test")
+    public void variableCalculationTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Main Method Test")
+    public void mainMethodTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("While Test")
+    public void whileTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("Do While Test")
+    public void doWhileTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+    @Test
+    @DisplayName("For Test")
+    public void forTest(){
+
+        assertThat(actual).isEqualToComparingFieldByFieldRecursively(expected);
+    }
+
+
+
+
+
+
+
+
+
+
+
+
 }
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/Char.java b/src/test/resources/input/javaCases/Char.java
new file mode 100644
index 0000000..de9c21f
--- /dev/null
+++ b/src/test/resources/input/javaCases/Char.java
@@ -0,0 +1,12 @@
+class TestClass{
+
+    char a;
+
+    public TestClass(char a){
+        this.a = testMethod(a);
+    }
+
+    char testMethod(char a){
+        return a;
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/Comments.java b/src/test/resources/input/javaCases/Comments.java
new file mode 100644
index 0000000..2af751c
--- /dev/null
+++ b/src/test/resources/input/javaCases/Comments.java
@@ -0,0 +1,8 @@
+/*
+
+    Mutliple Line Comment. Ignore
+
+ */
+class TestClass{
+    private int a; // Ignore
+}
diff --git a/src/test/resources/input/javaCases/ConstructorMehtodCallParameters.java b/src/test/resources/input/javaCases/ConstructorMehtodCallParameters.java
new file mode 100644
index 0000000..fe3b0fd
--- /dev/null
+++ b/src/test/resources/input/javaCases/ConstructorMehtodCallParameters.java
@@ -0,0 +1,12 @@
+class TestClass {
+
+    int a;
+
+    public TestClass(int a){
+        this.a = testMethod(a);
+    }
+
+    int testMethod(int a){
+        return a;
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/ConstructorMethodCall.java b/src/test/resources/input/javaCases/ConstructorMethodCall.java
new file mode 100644
index 0000000..172777c
--- /dev/null
+++ b/src/test/resources/input/javaCases/ConstructorMethodCall.java
@@ -0,0 +1,12 @@
+class TestClass {
+
+    int a;
+
+    public TestClass(){
+        this.a = testMethod();
+    }
+
+    int testMethod(){
+        return 1;
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/ConstructorParameter.java b/src/test/resources/input/javaCases/ConstructorParameter.java
new file mode 100644
index 0000000..96e27a1
--- /dev/null
+++ b/src/test/resources/input/javaCases/ConstructorParameter.java
@@ -0,0 +1,5 @@
+class TestClass {
+    public TestClass(int a, int b){
+
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/ConstructorThisDot.java b/src/test/resources/input/javaCases/ConstructorThisDot.java
new file mode 100644
index 0000000..d51452d
--- /dev/null
+++ b/src/test/resources/input/javaCases/ConstructorThisDot.java
@@ -0,0 +1,8 @@
+class TestClass{
+
+    private int a;
+
+    public TestClass(int a){
+        this.a = a;
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/DoWhile.java b/src/test/resources/input/javaCases/DoWhile.java
new file mode 100644
index 0000000..65c25de
--- /dev/null
+++ b/src/test/resources/input/javaCases/DoWhile.java
@@ -0,0 +1,10 @@
+class TestClass{
+
+    public TestClass(){
+        int i = 0;
+
+        do{
+            i++
+        }while(i < 10);
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/For.java b/src/test/resources/input/javaCases/For.java
new file mode 100644
index 0000000..4bb8f8a
--- /dev/null
+++ b/src/test/resources/input/javaCases/For.java
@@ -0,0 +1,8 @@
+class TestClass{
+
+    public TestClass(){
+        for(int i = 0; i < 10; i++){
+            int a;
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/MainMehod.java b/src/test/resources/input/javaCases/MainMehod.java
new file mode 100644
index 0000000..df7c2e1
--- /dev/null
+++ b/src/test/resources/input/javaCases/MainMehod.java
@@ -0,0 +1,5 @@
+class TestClass{
+
+    public static void main(String[] args) {
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/Null.java b/src/test/resources/input/javaCases/Null.java
new file mode 100644
index 0000000..719b7a0
--- /dev/null
+++ b/src/test/resources/input/javaCases/Null.java
@@ -0,0 +1,8 @@
+class TestClass{
+
+    int a;
+
+    public TestClass(){
+        this.a = null;
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/SelfReference.java b/src/test/resources/input/javaCases/SelfReference.java
new file mode 100644
index 0000000..cbe6e25
--- /dev/null
+++ b/src/test/resources/input/javaCases/SelfReference.java
@@ -0,0 +1,18 @@
+class TestClass{
+
+    TestClass testClass;
+
+    int testMethod1() {
+        return this.testMethod2()
+    }
+
+    int testMethod2() {
+        return 1;
+    }
+
+    int testMehtod3(){
+        TestClass testClass1 = new TestClass();
+        return testClass1.testClass.testMethod1();
+    }
+
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/ThisDot.java b/src/test/resources/input/javaCases/ThisDot.java
new file mode 100644
index 0000000..ddff42c
--- /dev/null
+++ b/src/test/resources/input/javaCases/ThisDot.java
@@ -0,0 +1,8 @@
+class TestClass{
+
+    public int a;
+
+    public TestClass{
+        this.a = 1;
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/VoidMethod.java b/src/test/resources/input/javaCases/VoidMethod.java
new file mode 100644
index 0000000..d342243
--- /dev/null
+++ b/src/test/resources/input/javaCases/VoidMethod.java
@@ -0,0 +1,3 @@
+class TestClass{
+    void test(){}
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/While.java b/src/test/resources/input/javaCases/While.java
new file mode 100644
index 0000000..c06efdd
--- /dev/null
+++ b/src/test/resources/input/javaCases/While.java
@@ -0,0 +1,10 @@
+class TestClass{
+
+    public TestClass(){
+        int i = 10;
+
+        while ( i > 0){
+            i--;
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/variableCalculationTest.java b/src/test/resources/input/javaCases/variableCalculationTest.java
new file mode 100644
index 0000000..7708811
--- /dev/null
+++ b/src/test/resources/input/javaCases/variableCalculationTest.java
@@ -0,0 +1,34 @@
+class TestClass{
+
+    int aPlusB(int a, int b){
+        return a + b;
+    }
+
+    int aMinusB(int a, int b){
+        return a - b;
+    }
+
+    int aTimeB(int a, int b){
+        return a * b;
+    }
+
+    int aDivB(int a, int b){
+        return a / b;
+    }
+
+    int colmplexCalc (int a, int b){
+        return a * (b / 1);
+    }
+
+    boolean aSmallerB (int a, int b){
+        return a < b;
+    }
+
+    boolean aGreaterB (int a, int b){
+        return a > b;
+    }
+
+    boolean aEqualsB (int a, int b){
+        return a == b;
+    }
+}
\ No newline at end of file
diff --git a/src/test/resources/input/javaCases/variableCompareTest.java b/src/test/resources/input/javaCases/variableCompareTest.java
new file mode 100644
index 0000000..dc01954
--- /dev/null
+++ b/src/test/resources/input/javaCases/variableCompareTest.java
@@ -0,0 +1,30 @@
+class TestClass{
+
+    boolean true(){
+        return true;
+    }
+
+    boolean false(){
+        return false();
+    }
+
+    boolean trueAndTrue(){
+        return true && true;
+    }
+
+    boolean trueAndFalse(){
+        return true && true;
+    }
+
+    boolean falseAndFalse(){
+        return false && false;
+    }
+
+    boolean trueOrFalse(){
+        return true || false;
+    }
+
+    boolean falseOrFalse(){
+        return false || false;
+    }
+}
\ No newline at end of file