@Test
    void testWithGuestCrendentials() {
        // Test withGuestCrendentials() method
        CIFSContext mockNewContext = mock(CIFSContext.class);
        when(mockDelegate.withGuestCrendentials()).thenReturn(mockNewContext);
        assertEquals(mockNewContext, cifsContextWrapper.withGuestCrendentials());
        verify(mockDelegate).withGuestCrendentials();
    }

    @Test
    void testRenewCredentials_True() {