assertEquals(123, newParams.get("key2"));

        // Verify that modifications to new instance don't affect original
        newParams.put("key3", "value3");
        assertTrue(newParams.containsKey("key3"));
        assertFalse(dataStoreParams.containsKey("key3"));

        // Verify that modifications to original don't affect new instance
        dataStoreParams.put("key4", "value4");

        // Modify original array - should not affect stored password
        passwordChars[0] = 'X';
        String retrievedPassword2 = authenticator.getPassword();
        assertEquals("charArrayPassword", retrievedPassword2, "Stored password should not be affected by external changes");
    }

    @Test
    public void testNullPasswordHandling() {

        // Ensure the AvPair's internal raw array is not affected (defensive copy not made)
        // This test assumes that the AvPair constructor does NOT make a defensive copy of the raw array.
        // If a defensive copy were made, this test would fail, and the behavior would be more robust.
        // Given the current implementation, direct modification of the passed array affects the AvPair.

        verify(file, times(1)).getAttributes();
    }

    @Test
    public void testAcceptIgnoresWildcard() throws Exception {
        // Wildcard shouldn't affect accept logic.
        DosFileFilter customFilter = new DosFileFilter("*.txt", SmbFile.ATTR_DIRECTORY);
        SmbFile file = mock(SmbFile.class);
        when(file.getAttributes()).thenReturn(SmbFile.ATTR_DIRECTORY);

    }

    // Test that changing lmCompatibility at runtime doesn't affect already loaded static value
    @ParameterizedTest
    @ValueSource(strings = { "0", "1", "2", "3", "4", "5" })
    void testLmCompatibilityStaticInitialization(String lmCompatibility) {
        // Attempt to change the property (won't affect static final LM_COMPATIBILITY)

    assertThat(memoizedSupplier.toString()).isEqualTo("Suppliers.memoize(CountingSupplier)");
    checkMemoize(countingSupplier, memoizedSupplier);
    // Calls to the original memoized supplier shouldn't affect its copy.
    Object unused = memoizedSupplier.get();
    assertThat(memoizedSupplier.toString())
        .isEqualTo("Suppliers.memoize(<supplier that returned 10>)");

        item1.id = 100L;
        item2.id = 200L;

        assertEquals(100L, item1.getId());
        assertEquals(200L, item2.getId());

        // Verify they don't affect each other
        item1.id = 300L;
        assertEquals(300L, item1.getId());
        assertEquals(200L, item2.getId());
    }

    public void test_constructor() {

        // Test with FLAGS_NO_PROPAGATE (should not affect the result)
        ace.flags = ACE.FLAGS_OBJECT_INHERIT | ACE.FLAGS_CONTAINER_INHERIT | ACE.FLAGS_NO_PROPAGATE;
        assertEquals("This folder, subfolders and files", ace.getApplyToText());

        // Test with FLAGS_INHERITED (should not affect the result)
        ace.flags = ACE.FLAGS_OBJECT_INHERIT | ACE.FLAGS_INHERITED;

        // Null username should be handled gracefully
        assertTrue(rateLimiter.checkAttempt(null, "192.168.1.8"), "Null username should be allowed");

        // Should not affect IP limiting
        rateLimiter.recordFailure(null, "192.168.1.8");
        assertTrue(rateLimiter.checkAttempt("realuser", "192.168.1.8"), "Should still track IP");
    }

    @Test

        assertEquals(10, derivedBuffer.index);
        assertSame(ndrBuffer.deferred, derivedBuffer.deferred); // Deferred should be the same as original

        // Ensure changes to derived buffer don't affect original's index/start
        derivedBuffer.advance(5);
        assertEquals(15, derivedBuffer.index);
        assertEquals(50, ndrBuffer.index); // Original index should be unchanged
    }

    @Test