Merge pull request #8562 from kwoyke/BAEL-3694

BAEL-3694: Refactor Mockito unit tests

testing-modules/mockito/src/test/java/com/baeldung/mockito/voidmethods/MockitoVoidMethodsUnitTest.java

@@ -16,48 +16,51 @@ public class MockitoVoidMethodsUnitTest {
 
     @Test
     public void whenAddCalledVerified() {
-        MyList mockVoid = mock(MyList.class);
-        mockVoid.add(0, "");
-        verify(mockVoid, times(1)).add(0, "");
+        MyList myList = mock(MyList.class);
+        myList.add(0, "");
+
+        verify(myList, times(1)).add(0, "");
     }
 
     @Test(expected = Exception.class)
     public void givenNull_addThrows() {
-        MyList mockVoid = mock(MyList.class);
-        doThrow().when(mockVoid).add(isA(Integer.class), isNull());
-        mockVoid.add(0, null);
+        MyList myList = mock(MyList.class);
+        doThrow().when(myList).add(isA(Integer.class), isNull());
+
+        myList.add(0, null);
     }
 
     @Test
     public void whenAddCalledValueCaptured() {
-        MyList mockVoid = mock(MyList.class);
+        MyList myList = mock(MyList.class);
         ArgumentCaptor<String> valueCapture = ArgumentCaptor.forClass(String.class);
-        doNothing().when(mockVoid).add(any(Integer.class), valueCapture.capture());
-        mockVoid.add(0, "captured");
+        doNothing().when(myList).add(any(Integer.class), valueCapture.capture());
+        myList.add(0, "captured");
+
         assertEquals("captured", valueCapture.getValue());
     }
 
     @Test
     public void whenAddCalledAnswered() {
-        MyList mockVoid = mock(MyList.class);
-        doAnswer((Answer<Void>) invocation -> {
+        MyList myList = mock(MyList.class);
+        doAnswer(invocation -> {
             Object arg0 = invocation.getArgument(0);
             Object arg1 = invocation.getArgument(1);
 
             //do something with the arguments here
             assertEquals(3, arg0);
             assertEquals("answer me", arg1);
-
             return null;
-        }).when(mockVoid).add(any(Integer.class), any(String.class));
-        mockVoid.add(3, "answer me");
+        }).when(myList).add(any(Integer.class), any(String.class));
+        myList.add(3, "answer me");
     }
 
     @Test
     public void whenAddCalledRealMethodCalled() {
-        MyList mockVoid = mock(MyList.class);
-        doCallRealMethod().when(mockVoid).add(any(Integer.class), any(String.class));
-        mockVoid.add(1, "real");
-        verify(mockVoid, times(1)).add(1, "real");
+        MyList myList = mock(MyList.class);
+        doCallRealMethod().when(myList).add(any(Integer.class), any(String.class));
+        myList.add(1, "real");
+        
+        verify(myList, times(1)).add(1, "real");
     }
 }