}

        @Test
        @DisplayName("Should define getCapacity method")
        void shouldDefineGetCapacityMethod() throws NoSuchMethodException {
            // Verify method exists with correct signature
            assertNotNull(AllocInfo.class.getMethod("getCapacity"));
            assertEquals(long.class, AllocInfo.class.getMethod("getCapacity").getReturnType());
        }

        @Test

 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

package jcifs.smb1.smb1;

interface AllocInfo {
    long getCapacity();

    long getFree();

     */
    @Override
    public byte getFileSystemInformationClass() {
        return FS_FULL_SIZE_INFO;
    }

    @Override
    public long getCapacity() {
        return this.alloc * this.sectPerAlloc * this.bytesPerSect;
    }

    @Override
    public long getFree() {
        return this.free * this.sectPerAlloc * this.bytesPerSect;
    }

    /**

    void testGettersHappyPath() {
        when(mockAllocInfo.getCapacity()).thenReturn(1000L);
        when(mockAllocInfo.getFree()).thenReturn(400L);

        assertEquals(1000L, mockAllocInfo.getCapacity(), "capacity should match stubbed value");
        assertEquals(400L, mockAllocInfo.getFree(), "free space should match stubbed value");
        verify(mockAllocInfo, times(1)).getCapacity();
        verify(mockAllocInfo, times(1)).getFree();
    }

     */
    @Override
    public byte getFileSystemInformationClass() {
        return FS_SIZE_INFO;
    }

    @Override
    public long getCapacity() {
        return this.alloc * this.sectPerAlloc * this.bytesPerSect;
    }

    @Override
    public long getFree() {
        return this.free * this.sectPerAlloc * this.bytesPerSect;
    }

    /**

        long expectedCapacity = alloc * sectPerAlloc * bytesPerSect;
        assertEquals(expectedCapacity, smbInfoAllocation.getCapacity());

        long expectedFree = free * sectPerAlloc * bytesPerSect;
        assertEquals(expectedFree, smbInfoAllocation.getFree());
    }

    @Test
    @DisplayName("Test getCapacity with zero values")
    void testGetCapacityWithZeroValues() throws SMBProtocolDecodingException {

    public void setIndex(final int index) {
        this.index = index;
    }

    /**
     * Returns the capacity of the buffer.
     *
     * @return the buffer capacity
     */
    public int getCapacity() {
        return buf.length - start;
    }

    /**
     * Returns the available space at the tail of the buffer.
     *
     * @return the available tail space
     */

    public void setIndex(final int index) {
        this.index = index;
    }

    /**
     * Returns the capacity of the buffer.
     *
     * @return the buffer capacity
     */
    public int getCapacity() {
        return this.buf.length - this.start;
    }

    /**
     * Returns the available space at the tail of the buffer.
     *
     * @return the available tail space
     */

            // When
            fileFsSizeInfo.decode(buffer.array(), 0, 24);
            double percentFree = (fileFsSizeInfo.getFree() * 100.0) / fileFsSizeInfo.getCapacity();
            double percentUsed = ((fileFsSizeInfo.getCapacity() - fileFsSizeInfo.getFree()) * 100.0) / fileFsSizeInfo.getCapacity();

            // Then
            assertEquals(25.0, percentFree, 0.001);
            assertEquals(75.0, percentUsed, 0.001);
        }
    }

            double percentFree = (fileFsFullSizeInfo.getFree() * 100.0) / fileFsFullSizeInfo.getCapacity();
            double percentUsed =
                    ((fileFsFullSizeInfo.getCapacity() - fileFsFullSizeInfo.getFree()) * 100.0) / fileFsFullSizeInfo.getCapacity();

            // Then
            assertEquals(25.0, percentFree, 0.001);
            assertEquals(75.0, percentUsed, 0.001);