System.clearProperty("jcifs.smb.client.nativeOs");
        System.clearProperty("jcifs.smb.client.nativeLanMan");
    }

    @Test
    void testInitWithNullProperties() throws CIFSException {
        // Test successful initialization with null properties
        assertDoesNotThrow(() -> SingletonContext.init(null));
        assertNotNull(SingletonContext.getInstance());
    }