implemented setPWLength in configure menu and refactor

src/main/java/Vault.java

@@ -39,20 +39,20 @@ public class Vault implements VaultInterface {
 
         if (input.equals("e")) {
             config = false;
-        }else if (!input.equals("l")|!input.equals("l")|!input.equals("l")) {
+        }else if (input.equals("l")) {
+            String inputpw = scan.nextLine();
+            setPWLength(inputpw);
+        }else if (!input.equals("l")|!input.equals("e")|!input.equals("h")) {
             println("Please enter valid key.");
         }
 
     }
 
-    public void setPWLength(){
+    public void setPWLength(String pwLength){
         println("Set PW length:");
 
-        Scanner scan = new Scanner(inputS);
-        String input = scan.nextLine();
-
         try {
-            PWLength = Integer.parseInt(input);
+            PWLength = Integer.parseInt(pwLength);
         } catch (NumberFormatException e) {
             println("Please Enter Valid Number.");
         }

src/test/java/VaultTest.java

@@ -90,38 +90,24 @@ public class VaultTest {
 
 
     @Test
-    void openSetPWLength() {
+    void openSetPWLengthMenuItem() {
         ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
-        vlt.inputS = new ByteArrayInputStream("12".getBytes(StandardCharsets.UTF_8));
+        vlt.inputS = new ByteArrayInputStream("l\n7".getBytes(StandardCharsets.UTF_8));
         vlt.outputS = outputStream;
-        vlt.setPWLength();
-        assertTrue(outputStream.toString().startsWith("Set"));
+        vlt.configure();
+        assertEquals(7, vlt.PWLength);
     }
 
     @Test
     void setPWLength() {
-        vlt.inputS = new ByteArrayInputStream("7\n".getBytes(StandardCharsets.UTF_8));
         ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
         vlt.outputS = outputStream;
-        vlt.setPWLength();
+        vlt.setPWLength("7");
 
         assertEquals(7, vlt.PWLength);
         assertTrue(outputStream.toString().contains("now:"));
     }
 
-    @Test
-    void setPWLengthWrongInput() {
-        vlt.inputS = new ByteArrayInputStream("T\n".getBytes(StandardCharsets.UTF_8));
-        vlt.setPWLength();
-
-        ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
-        vlt.inputS = getEmptyStringInputStream();
-        vlt.outputS = outputStream;
-
-        assertThrowsExactly(NoSuchElementException.class, () -> vlt.setPWLength());
-        assertTrue(outputStream.toString().startsWith("Set"));
-    }
-
     @Test
     void setCapital() {
         vlt.inputS = new ByteArrayInputStream("yes\n".getBytes(StandardCharsets.UTF_8));