// Then
            long expectedCapacity = alloc * sectPerAlloc * bytesPerSect;
            assertEquals(expectedCapacity, fileFsSizeInfo.getCapacity());
            assertEquals(4194304L, fileFsSizeInfo.getCapacity()); // 1024 * 8 * 512
        }

        @Test
        @DisplayName("Should calculate free space correctly")

            // Then
            long expectedCapacity = alloc * sectPerAlloc * bytesPerSect;
            assertEquals(expectedCapacity, fileFsFullSizeInfo.getCapacity());
            assertEquals(4194304L, fileFsFullSizeInfo.getCapacity()); // 1024 * 8 * 512
        }

        @Test
        @DisplayName("Should calculate free space correctly using caller available units")