@Test
    @DisplayName("Test constructor with buffer decodes SecurityDescriptor")
    void testConstructorWithBuffer() throws IOException {
        // Prepare minimal valid SecurityDescriptor buffer
        prepareMinimalSecurityDescriptorBuffer(testBuffer, 0, true, true, false);

        SecurityDescriptor sd = new SecurityDescriptor(testBuffer, 0, testBuffer.length);

        assertNotNull(sd.getOwnerUserSid());