assertThrows(CIFSException.class, () -> sidResolver.resolveSids(mockContext, null, testSids));
    }

    @Test
    void testResolveSids_WithNullSidsArray() throws CIFSException {
        doThrow(new CIFSException("SIDs array cannot be null")).when(sidResolver)
                .resolveSids(any(CIFSContext.class), anyString(), eq(null));