assertEquals( 30, array_correct_size[1] );
assertEquals( 20, array_correct_size[2] );
assertEquals( 10, array_correct_size[3] );
int[] array_too_long = new int[6];
stack.toArray( array_too_long );
assertEquals( 40, array_too_long[0] );
assertEquals( 30, array_too_long[1] );
assertEquals( 20, array_too_long[2] );
assertEquals( 10, array_too_long[3] );
assertEquals( stack.getNoEntryValue(), array_too_long[4] );