when(mockConfig.isDfsDisabled()).thenReturn(false);
        assertNull(dfsResolver.resolve(mockContext, "anyDomain", "IPC$", "anyPath"));
    }

    @Test
    void testResolve_NullDomain() throws CIFSException {
        when(mockConfig.isDfsDisabled()).thenReturn(false);
        assertNull(dfsResolver.resolve(mockContext, null, "anyRoot", "anyPath"));
    }

    // Test for cache method

    void testResolve_NullRoot() throws SmbAuthException {
        // Scenario: The root is null.
        assertNull(dfsImpl.resolve(mockContext, "domain", null, "/path"));
    }

    @Test
    void testResolve_NullDomain() throws SmbAuthException {
        // Scenario: The domain is null.
        assertNull(dfsImpl.resolve(mockContext, null, "root", "/path"));
    }

    // Tests for cache
    @Test