refactor and added methods to interface

src/main/java/VaultInterface.java

@@ -5,6 +5,7 @@ public interface VaultInterface {
     void configure();
     void addCredential();
     void showCredential();
+    void editCredential();
     void getAsJson();
     void loadFromJson();
 }

src/test/java/VaultTest.java

@@ -41,37 +41,6 @@ public class VaultTest {
         assertFalse(vlt.credentialM);
     }
 
-   /* @Test
-    void openAddCredentialMenuItem() {
-        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
-        vlt.inputS = new ByteArrayInputStream("a".getBytes(StandardCharsets.UTF_8));
-        vlt.outputS = outputStream;
-        vlt.credentialMenu();
-
-        assertTrue(outputStream.toString().contains("Add"));
-    }*/
-
-    /*@Test
-    void openShowCredentialMenuItem() {
-        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
-        vlt.inputS = new ByteArrayInputStream("c\n1".getBytes(StandardCharsets.UTF_8));
-        vlt.outputS = outputStream;
-        vlt.credentialMenu();
-        assertTrue(outputStream.toString().contains("Type"));
-    }*/
-
-    /*@Test
-    void openEditCredentialMenuItem() {
-        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
-        vlt.inputS = new ByteArrayInputStream("l\n1\nu\npeter".getBytes(StandardCharsets.UTF_8));
-        vlt.outputS = outputStream;
-        vlt.credentialMenu();
-        assertTrue(outputStream.toString().contains("Type"));
-        assertEquals(1,vlt.newID);
-        assertTrue(vlt.decision);
-        assertEquals("peter",vlt.newString);
-    }*/
-
     @Test
     void editCredentialTest() {
         ByteArrayOutputStream outputStream = new ByteArrayOutputStream();