// When
        response.error();

        // Then
        verify(response).error();
    }

    @Test
    @DisplayName("Test Response interface methods - getExpiration")
    void testGetExpiration() {
        // Given
        Long expectedExpiration = System.currentTimeMillis() + 30000L;
        when(response.getExpiration()).thenReturn(expectedExpiration);

        // When

        // Then
        assertEquals(path, result);
        verify(mockReferralData).getPath();
    }

    @Test
    @DisplayName("Should get expiration")
    void testGetExpiration() {
        // Given
        long expiration = System.currentTimeMillis();
        when(mockReferralData.getExpiration()).thenReturn(expiration);

        // When

    }

    @Nested
    @DisplayName("Inherited DfsReferralData Methods Tests")
    class InheritedMethodsTests {

        @Test
        @DisplayName("Should get expiration")
        void testGetExpiration() {
            long expiration = System.currentTimeMillis() + 60000;

            // Test with mock
            when(mockReferralData.getExpiration()).thenReturn(expiration);

        @DisplayName("Should get path")
        void testGetPath() {
            assertNull(referralData.getPath());
        }

        @Test
        @DisplayName("Should get expiration")
        void testGetExpiration() {
            assertEquals(0, referralData.getExpiration());
        }

        @Test
        @DisplayName("Should get path consumed")
        void testGetPathConsumed() {