}
    }

    @Nested
    @DisplayName("FileFsFullSizeInformation Implementation Tests")
    class FileFsFullSizeInformationTests {

        private FileFsFullSizeInformation fileFsFullSizeInfo;

        @BeforeEach
        void setUp() {
            fileFsFullSizeInfo = new FileFsFullSizeInformation();
        }

        @Test

        assertEquals(offset, bytesRead);
        assertNotNull(response.getInfo());
        assertTrue(response.getInfo() instanceof FileFsFullSizeInformation);

        FileFsFullSizeInformation info = (FileFsFullSizeInformation) response.getInfo();
        assertEquals(2000000L * 16L * 4096L, info.getCapacity());

import jcifs.internal.AllocInfo;
import jcifs.internal.SMBProtocolDecodingException;

/**
 * Test suite for FileFsFullSizeInformation class
 */
class FileFsFullSizeInformationTest {

    private FileFsFullSizeInformation fileFsFullSizeInfo;

    @BeforeEach
    void setUp() {
        fileFsFullSizeInfo = new FileFsFullSizeInformation();
    }

    @Nested
    @DisplayName("Interface Implementation Tests")

        SMBUtil.writeInt2(20, buffer, bufferIndex + 2);
        // Set buffer length (FileFsFullSizeInformation is 32 bytes)
        SMBUtil.writeInt4(32, buffer, bufferIndex + 4);

        response = spy(response);
        when(response.getHeaderStart()).thenReturn(0);

        // Write FileFsFullSizeInformation data (32 bytes)
        SMBUtil.writeInt8(1000000, buffer, 20); // Total allocation units