verify(mockFileItem, atLeast(1)).getName();
when(mockFileItem.getSize()).thenReturn(fileSizeLimit);
when(mockFileItem.getName()).thenReturn("testFileName.xls");
when(mockFileItem.getInputStream()).thenThrow(IOException.class);
verify(mockFileItem, atLeast(1)).getName();
when(mockFileItem.getSize()).thenReturn(fileSizeLimit);
when(mockFileItem.getName()).thenReturn("testFileName.xls");
when(mockFileItem.getInputStream()).thenThrow(IOException.class);