Split up index Test method

docs/EquivalentClass.md

@@ -1,4 +1,4 @@
-#Equivalent
+#Equivalentclass
 
 ### Text.java Index method
 

test/TextTest.java

@@ -6,9 +6,11 @@ import java.util.ArrayList;
 
 public class TextTest {
     Text txt;
+    ArrayList<String> stringListe;
 
     @BeforeEach
     void setup() {
+        ArrayList<String> stringListe = new ArrayList<>();
         txt = new Text();
     }
 
@@ -67,31 +69,35 @@ public class TextTest {
 
     /**
      * Test methode for Index method
+     * For TestCase Positiv Testcase One, Three and Four Negativ Testcase Two
      */
     @Test
-    void indexTest() {
-        ArrayList<String> stringListe;
-
-        //Positiv Testcase One, Three and Four Negativ Testcase Two
+    void indexTestOne() {
         txt.add("Word word Test");
         txt.add("Word word etc. !!test zweite... Zeile");
         txt.add("Lorem ipsum lorem ipsum   TEST");
         stringListe = txt.index();
         Assertions.assertEquals("Word    1, 2",stringListe.get(0));
         Assertions.assertEquals("Test    1, 2, 3",stringListe.get(1));
-        //End of Test
+    }
 
-        setup();
-
-        //Positiv Testcase Two
+    /**
+     * Test methode for Index method
+     * For TestCase Positiv Testcase Two
+     */
+    @Test
+    void indexTestTwo() {
         txt.add("Word word Word Test");
         stringListe = txt.index();
         Assertions.assertEquals("Word    1",stringListe.get(0));
-        //End of Test
+    }
 
-        setup();
-
-        //Negativ Testcase One
+    /**
+     * Test methode for Index method
+     * For TestCase Negativ Testcase One
+     */
+    @Test
+    void indexTestThree() {
         stringListe = txt.index();
         Assertions.assertEquals(0,stringListe.size());
     }