[cases.test_move_file] code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0; lfs_file_write(&lfs, &file, "hola\n", 5) => 5; lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8; lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6; lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hello", "c/hello") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => 0; uint8_t buffer[1024]; lfs_file_read(&lfs, &file, buffer, 5) => 5; memcmp(buffer, "hola\n", 5) => 0; lfs_file_read(&lfs, &file, buffer, 8) => 8; memcmp(buffer, "bonjour\n", 8) => 0; lfs_file_read(&lfs, &file, buffer, 6) => 6; memcmp(buffer, "ohayo\n", 6) => 0; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_unmount(&lfs) => 0; ''' [cases.test_move_nop] # yes this is legal code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "hi") => 0; lfs_rename(&lfs, "hi", "hi") => 0; lfs_mkdir(&lfs, "hi/hi") => 0; lfs_rename(&lfs, "hi/hi", "hi/hi") => 0; lfs_mkdir(&lfs, "hi/hi/hi") => 0; lfs_rename(&lfs, "hi/hi/hi", "hi/hi/hi") => 0; struct lfs_info info; lfs_stat(&lfs, "hi/hi/hi", &info) => 0; assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); lfs_unmount(&lfs) => 0; ''' [cases.test_move_file_corrupt_source] in = "lfs.c" code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0; lfs_file_write(&lfs, &file, "hola\n", 5) => 5; lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8; lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6; lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hello", "c/hello") => 0; lfs_unmount(&lfs) => 0; // corrupt the source lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_block_t block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; uint8_t buffer[BLOCK_SIZE]; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; int off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 5) => 5; memcmp(buffer, "hola\n", 5) => 0; lfs_file_read(&lfs, &file, buffer, 8) => 8; memcmp(buffer, "bonjour\n", 8) => 0; lfs_file_read(&lfs, &file, buffer, 6) => 6; memcmp(buffer, "ohayo\n", 6) => 0; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_unmount(&lfs) => 0; ''' # move file corrupt source and dest [cases.test_move_file_corrupt_source_dest] in = "lfs.c" if = 'PROG_SIZE <= 0x3fe' # only works with one crc per commit code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0; lfs_file_write(&lfs, &file, "hola\n", 5) => 5; lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8; lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6; lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hello", "c/hello") => 0; lfs_unmount(&lfs) => 0; // corrupt the source lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_block_t block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; uint8_t buffer[BLOCK_SIZE]; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; int off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; // corrupt the destination lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 5) => 5; memcmp(buffer, "hola\n", 5) => 0; lfs_file_read(&lfs, &file, buffer, 8) => 8; memcmp(buffer, "bonjour\n", 8) => 0; lfs_file_read(&lfs, &file, buffer, 6) => 6; memcmp(buffer, "ohayo\n", 6) => 0; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_unmount(&lfs) => 0; ''' [cases.test_move_file_after_corrupt] in = "lfs.c" if = 'PROG_SIZE <= 0x3fe' # only works with one crc per commit code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0; lfs_file_write(&lfs, &file, "hola\n", 5) => 5; lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8; lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6; lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hello", "c/hello") => 0; lfs_unmount(&lfs) => 0; // corrupt the source lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_block_t block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; uint8_t buffer[BLOCK_SIZE]; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; int off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; // corrupt the destination lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; // continue move lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hello", "c/hello") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 5) => 5; memcmp(buffer, "hola\n", 5) => 0; lfs_file_read(&lfs, &file, buffer, 8) => 8; memcmp(buffer, "bonjour\n", 8) => 0; lfs_file_read(&lfs, &file, buffer, 6) => 6; memcmp(buffer, "ohayo\n", 6) => 0; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_unmount(&lfs) => 0; ''' [cases.test_move_reentrant_file] reentrant = true code = ''' lfs_t lfs; int err = lfs_mount(&lfs, cfg); if (err) { lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; } err = lfs_mkdir(&lfs, "a"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "b"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "c"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "d"); assert(!err || err == LFS_ERR_EXIST); lfs_unmount(&lfs) => 0; while (true) { lfs_mount(&lfs, cfg) => 0; // there should never exist _2_ hello files int count = 0; struct lfs_info info; if (lfs_stat(&lfs, "a/hello", &info) == 0) { assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6 || info.size == 0); count += 1; } if (lfs_stat(&lfs, "b/hello", &info) == 0) { assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6); count += 1; } if (lfs_stat(&lfs, "c/hello", &info) == 0) { assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6); count += 1; } if (lfs_stat(&lfs, "d/hello", &info) == 0) { assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6); count += 1; } assert(count <= 1); lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; if (lfs_stat(&lfs, "a/hello", &info) == 0 && info.size > 0) { lfs_rename(&lfs, "a/hello", "b/hello") => 0; } else if (lfs_stat(&lfs, "b/hello", &info) == 0) { lfs_rename(&lfs, "b/hello", "c/hello") => 0; } else if (lfs_stat(&lfs, "c/hello", &info) == 0) { lfs_rename(&lfs, "c/hello", "d/hello") => 0; } else if (lfs_stat(&lfs, "d/hello", &info) == 0) { // success lfs_unmount(&lfs) => 0; break; } else { // create file lfs_file_t file; lfs_file_open(&lfs, &file, "a/hello", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "hola\n", 5) => 5; lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8; lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6; lfs_file_close(&lfs, &file) => 0; } lfs_unmount(&lfs) => 0; } lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "d") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hello") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 5+8+6); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => 0; uint8_t buffer[1024]; lfs_file_read(&lfs, &file, buffer, 5) => 5; memcmp(buffer, "hola\n", 5) => 0; lfs_file_read(&lfs, &file, buffer, 8) => 8; memcmp(buffer, "bonjour\n", 8) => 0; lfs_file_read(&lfs, &file, buffer, 6) => 6; memcmp(buffer, "ohayo\n", 6) => 0; lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; ''' [cases.test_move_dir] code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_mkdir(&lfs, "a/hi") => 0; lfs_mkdir(&lfs, "a/hi/hola") => 0; lfs_mkdir(&lfs, "a/hi/bonjour") => 0; lfs_mkdir(&lfs, "a/hi/ohayo") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hi", "c/hi") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "a/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "b/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "c/hi") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "bonjour") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hola") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "ohayo") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "d/hi") => LFS_ERR_NOENT; lfs_unmount(&lfs) => 0; ''' [cases.test_move_dir_corrupt_source] in = "lfs.c" code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_mkdir(&lfs, "a/hi") => 0; lfs_mkdir(&lfs, "a/hi/hola") => 0; lfs_mkdir(&lfs, "a/hi/bonjour") => 0; lfs_mkdir(&lfs, "a/hi/ohayo") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hi", "c/hi") => 0; lfs_unmount(&lfs) => 0; // corrupt the source lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_block_t block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; uint8_t buffer[BLOCK_SIZE]; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; int off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "a/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "b/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "c/hi") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "bonjour") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hola") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "ohayo") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "d/hi") => LFS_ERR_NOENT; lfs_unmount(&lfs) => 0; ''' [cases.test_move_dir_corrupt_source_dest] in = "lfs.c" if = 'PROG_SIZE <= 0x3fe' # only works with one crc per commit code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_mkdir(&lfs, "a/hi") => 0; lfs_mkdir(&lfs, "a/hi/hola") => 0; lfs_mkdir(&lfs, "a/hi/bonjour") => 0; lfs_mkdir(&lfs, "a/hi/ohayo") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hi", "c/hi") => 0; lfs_unmount(&lfs) => 0; // corrupt the source lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_block_t block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; uint8_t buffer[BLOCK_SIZE]; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; int off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; // corrupt the destination lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "a/hi") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "bonjour") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hola") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "ohayo") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "b/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "c/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "d/hi") => LFS_ERR_NOENT; lfs_unmount(&lfs) => 0; ''' [cases.test_move_dir_after_corrupt] in = "lfs.c" if = 'PROG_SIZE <= 0x3fe' # only works with one crc per commit code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_mkdir(&lfs, "a/hi") => 0; lfs_mkdir(&lfs, "a/hi/hola") => 0; lfs_mkdir(&lfs, "a/hi/bonjour") => 0; lfs_mkdir(&lfs, "a/hi/ohayo") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hi", "c/hi") => 0; lfs_unmount(&lfs) => 0; // corrupt the source lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_block_t block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; uint8_t buffer[BLOCK_SIZE]; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; int off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; // corrupt the destination lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; block = dir.m.pair[0]; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; cfg->read(cfg, block, 0, buffer, BLOCK_SIZE) => 0; off = BLOCK_SIZE-1; while (off >= 0 && buffer[off] == ERASE_VALUE) { off -= 1; } memset(&buffer[off-3], BLOCK_SIZE, 3); cfg->erase(cfg, block) => 0; cfg->prog(cfg, block, 0, buffer, BLOCK_SIZE) => 0; cfg->sync(cfg) => 0; // continue move lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hi", "c/hi") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "c") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "a/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "b/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "c/hi") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "bonjour") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hola") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "ohayo") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "d/hi") => LFS_ERR_NOENT; lfs_unmount(&lfs) => 0; ''' [cases.test_reentrant_dir] reentrant = true code = ''' lfs_t lfs; int err = lfs_mount(&lfs, cfg); if (err) { lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; } err = lfs_mkdir(&lfs, "a"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "b"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "c"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "d"); assert(!err || err == LFS_ERR_EXIST); lfs_unmount(&lfs) => 0; while (true) { lfs_mount(&lfs, cfg) => 0; // there should never exist _2_ hi directories int count = 0; struct lfs_info info; if (lfs_stat(&lfs, "a/hi", &info) == 0) { assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); count += 1; } if (lfs_stat(&lfs, "b/hi", &info) == 0) { assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); count += 1; } if (lfs_stat(&lfs, "c/hi", &info) == 0) { assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); count += 1; } if (lfs_stat(&lfs, "d/hi", &info) == 0) { assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); count += 1; } assert(count <= 1); lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; if (lfs_stat(&lfs, "a/hi", &info) == 0) { lfs_rename(&lfs, "a/hi", "b/hi") => 0; } else if (lfs_stat(&lfs, "b/hi", &info) == 0) { lfs_rename(&lfs, "b/hi", "c/hi") => 0; } else if (lfs_stat(&lfs, "c/hi", &info) == 0) { lfs_rename(&lfs, "c/hi", "d/hi") => 0; } else if (lfs_stat(&lfs, "d/hi", &info) == 0) { lfs_unmount(&lfs) => 0; break; // success } else { // create dir and rename for atomicity err = lfs_mkdir(&lfs, "temp"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "temp/hola"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "temp/bonjour"); assert(!err || err == LFS_ERR_EXIST); err = lfs_mkdir(&lfs, "temp/ohayo"); assert(!err || err == LFS_ERR_EXIST); lfs_rename(&lfs, "temp", "a/hi") => 0; } lfs_unmount(&lfs) => 0; } lfs_mount(&lfs, cfg) => 0; lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "a") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "d") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hi") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "a/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "b/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "c/hi") => LFS_ERR_NOENT; lfs_dir_open(&lfs, &dir, "d/hi") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "bonjour") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "hola") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "ohayo") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_unmount(&lfs) => 0; ''' [cases.test_move_state_stealing] code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "a") => 0; lfs_mkdir(&lfs, "b") => 0; lfs_mkdir(&lfs, "c") => 0; lfs_mkdir(&lfs, "d") => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0; lfs_file_write(&lfs, &file, "hola\n", 5) => 5; lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8; lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6; lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "a/hello", "b/hello") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "b/hello", "c/hello") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_rename(&lfs, "c/hello", "d/hello") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => 0; uint8_t buffer[1024]; lfs_file_read(&lfs, &file, buffer, 5) => 5; memcmp(buffer, "hola\n", 5) => 0; lfs_file_read(&lfs, &file, buffer, 8) => 8; memcmp(buffer, "bonjour\n", 8) => 0; lfs_file_read(&lfs, &file, buffer, 6) => 6; memcmp(buffer, "ohayo\n", 6) => 0; lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; lfs_remove(&lfs, "b") => 0; lfs_remove(&lfs, "c") => 0; lfs_unmount(&lfs) => 0; lfs_mount(&lfs, cfg) => 0; struct lfs_info info; lfs_stat(&lfs, "a", &info) => 0; lfs_stat(&lfs, "b", &info) => LFS_ERR_NOENT; lfs_stat(&lfs, "c", &info) => LFS_ERR_NOENT; lfs_stat(&lfs, "d", &info) => 0; lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => LFS_ERR_NOENT; lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 5) => 5; memcmp(buffer, "hola\n", 5) => 0; lfs_file_read(&lfs, &file, buffer, 8) => 8; memcmp(buffer, "bonjour\n", 8) => 0; lfs_file_read(&lfs, &file, buffer, 6) => 6; memcmp(buffer, "ohayo\n", 6) => 0; lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; ''' # Other specific corner cases # create + delete in same commit with neighbors [cases.test_move_create_delete_same] code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; // littlefs keeps files sorted, so we know the order these will be in lfs_file_t file; lfs_file_open(&lfs, &file, "/1.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/0.before", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.1", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/2.in_between", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.2", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/4.after", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.3", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_t files[3]; lfs_file_open(&lfs, &files[0], "0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[1], "2.in_between", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[2], "4.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_write(&lfs, &files[0], "test.4", 7) => 7; lfs_file_write(&lfs, &files[1], "test.5", 7) => 7; lfs_file_write(&lfs, &files[2], "test.6", 7) => 7; // rename file while everything is open, this triggers both // a create and delete simultaneously lfs_rename(&lfs, "/1.move_me", "/3.move_me") => 0; lfs_file_close(&lfs, &files[0]) => 0; lfs_file_close(&lfs, &files[1]) => 0; lfs_file_close(&lfs, &files[2]) => 0; // check that nothing was corrupted lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "/") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.in_between") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "3.move_me") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 0); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "4.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "/0.before", LFS_O_RDONLY) => 0; uint8_t buffer[1024]; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.4") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/2.in_between", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.5") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/4.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.6") == 0); lfs_file_close(&lfs, &file) => 0; // now move back lfs_file_open(&lfs, &files[0], "0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[1], "2.in_between", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[2], "4.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_write(&lfs, &files[0], "test.7", 7) => 7; lfs_file_write(&lfs, &files[1], "test.8", 7) => 7; lfs_file_write(&lfs, &files[2], "test.9", 7) => 7; // rename file while everything is open, this triggers both // a create and delete simultaneously lfs_rename(&lfs, "/3.move_me", "/1.move_me") => 0; lfs_file_close(&lfs, &files[0]) => 0; lfs_file_close(&lfs, &files[1]) => 0; lfs_file_close(&lfs, &files[2]) => 0; // and check that nothing was corrupted again lfs_dir_open(&lfs, &dir, "/") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "1.move_me") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 0); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.in_between") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "4.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "/0.before", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.7") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/2.in_between", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.8") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/4.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.9") == 0); lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; ''' # create + delete + delete in same commit with neighbors [cases.test_move_create_delete_delete_same] code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; // littlefs keeps files sorted, so we know the order these will be in lfs_file_t file; lfs_file_open(&lfs, &file, "/1.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/3.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "remove me", sizeof("remove me")) => sizeof("remove me"); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/0.before", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.1", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/2.in_between", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.2", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/4.after", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.3", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_t files[3]; lfs_file_open(&lfs, &files[0], "0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[1], "2.in_between", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[2], "4.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_write(&lfs, &files[0], "test.4", 7) => 7; lfs_file_write(&lfs, &files[1], "test.5", 7) => 7; lfs_file_write(&lfs, &files[2], "test.6", 7) => 7; // rename file while everything is open, this triggers both // a create and delete simultaneously lfs_rename(&lfs, "/1.move_me", "/3.move_me") => 0; lfs_file_close(&lfs, &files[0]) => 0; lfs_file_close(&lfs, &files[1]) => 0; lfs_file_close(&lfs, &files[2]) => 0; // check that nothing was corrupted lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "/") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.in_between") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "3.move_me") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 0); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "4.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "/0.before", LFS_O_RDONLY) => 0; uint8_t buffer[1024]; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.4") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/2.in_between", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.5") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/4.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.6") == 0); lfs_file_close(&lfs, &file) => 0; // now move back lfs_file_open(&lfs, &file, "/1.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "remove me", sizeof("remove me")) => sizeof("remove me"); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &files[0], "0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[1], "2.in_between", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[2], "4.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_write(&lfs, &files[0], "test.7", 7) => 7; lfs_file_write(&lfs, &files[1], "test.8", 7) => 7; lfs_file_write(&lfs, &files[2], "test.9", 7) => 7; // rename file while everything is open, this triggers both // a create and delete simultaneously lfs_rename(&lfs, "/3.move_me", "/1.move_me") => 0; lfs_file_close(&lfs, &files[0]) => 0; lfs_file_close(&lfs, &files[1]) => 0; lfs_file_close(&lfs, &files[2]) => 0; // and check that nothing was corrupted again lfs_dir_open(&lfs, &dir, "/") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "1.move_me") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 0); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.in_between") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "4.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "/0.before", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.7") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/2.in_between", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.8") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/4.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.9") == 0); lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; ''' # create + delete in different dirs with neighbors [cases.test_move_create_delete_different] code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; // littlefs keeps files sorted, so we know the order these will be in lfs_mkdir(&lfs, "/dir.1") => 0; lfs_mkdir(&lfs, "/dir.2") => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "/dir.1/1.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.2/1.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "remove me", sizeof("remove me")) => sizeof("remove me"); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.1/0.before", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.1", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.1/2.after", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.2", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.2/0.before", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.3", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.2/2.after", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.4", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_t files[4]; lfs_file_open(&lfs, &files[0], "/dir.1/0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[1], "/dir.1/2.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[2], "/dir.2/0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[3], "/dir.2/2.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_write(&lfs, &files[0], "test.5", 7) => 7; lfs_file_write(&lfs, &files[1], "test.6", 7) => 7; lfs_file_write(&lfs, &files[2], "test.7", 7) => 7; lfs_file_write(&lfs, &files[3], "test.8", 7) => 7; // rename file while everything is open, this triggers both // a create and delete as it overwrites the destination file lfs_rename(&lfs, "/dir.1/1.move_me", "/dir.2/1.move_me") => 0; lfs_file_close(&lfs, &files[0]) => 0; lfs_file_close(&lfs, &files[1]) => 0; lfs_file_close(&lfs, &files[2]) => 0; lfs_file_close(&lfs, &files[3]) => 0; // check that nothing was corrupted lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "/") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "dir.1") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "dir.2") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "/dir.1") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "/dir.2") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "1.move_me") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 0); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "/dir.1/0.before", LFS_O_RDONLY) => 0; uint8_t buffer[1024]; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.5") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.1/2.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.6") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.2/0.before", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.7") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.2/2.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.8") == 0); lfs_file_close(&lfs, &file) => 0; // now move back lfs_file_open(&lfs, &file, "/dir.1/1.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "remove me", sizeof("remove me")) => sizeof("remove me"); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &files[0], "/dir.1/0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[1], "/dir.1/2.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[2], "/dir.2/0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[3], "/dir.2/2.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_write(&lfs, &files[0], "test.9", 7) => 7; lfs_file_write(&lfs, &files[1], "test.a", 7) => 7; lfs_file_write(&lfs, &files[2], "test.b", 7) => 7; lfs_file_write(&lfs, &files[3], "test.c", 7) => 7; // rename file while everything is open, this triggers both // a create and delete simultaneously lfs_rename(&lfs, "/dir.2/1.move_me", "/dir.1/1.move_me") => 0; lfs_file_close(&lfs, &files[0]) => 0; lfs_file_close(&lfs, &files[1]) => 0; lfs_file_close(&lfs, &files[2]) => 0; lfs_file_close(&lfs, &files[3]) => 0; // and check that nothing was corrupted again lfs_dir_open(&lfs, &dir, "/") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "dir.1") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "dir.2") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "/dir.1") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "1.move_me") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 0); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "/dir.2") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "/dir.1/0.before", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.9") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.1/2.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.a") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.2/0.before", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.b") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/dir.2/2.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.c") == 0); lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; ''' # move fix in relocation [cases.test_move_fix_relocation] in = "lfs.c" defines.RELOCATIONS = 'range(4)' defines.ERASE_CYCLES = 0xffffffff code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "/parent") => 0; lfs_mkdir(&lfs, "/parent/child") => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "/parent/1.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "move me", sizeof("move me")) => sizeof("move me"); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/0.before", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.1", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/2.after", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.2", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/child/0.before", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.3", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/child/2.after", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.4", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_t files[4]; lfs_file_open(&lfs, &files[0], "/parent/0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[1], "/parent/2.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[2], "/parent/child/0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[3], "/parent/child/2.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_write(&lfs, &files[0], "test.5", 7) => 7; lfs_file_write(&lfs, &files[1], "test.6", 7) => 7; lfs_file_write(&lfs, &files[2], "test.7", 7) => 7; lfs_file_write(&lfs, &files[3], "test.8", 7) => 7; // force specific directories to relocate if (RELOCATIONS & 0x1) { lfs_dir_t dir; lfs_dir_open(&lfs, &dir, "/parent"); lfs_emubd_setwear(cfg, dir.m.pair[0], 0xffffffff) => 0; lfs_emubd_setwear(cfg, dir.m.pair[1], 0xffffffff) => 0; lfs_dir_close(&lfs, &dir) => 0; } if (RELOCATIONS & 0x2) { lfs_dir_t dir; lfs_dir_open(&lfs, &dir, "/parent/child"); lfs_emubd_setwear(cfg, dir.m.pair[0], 0xffffffff) => 0; lfs_emubd_setwear(cfg, dir.m.pair[1], 0xffffffff) => 0; lfs_dir_close(&lfs, &dir) => 0; } // ok, now we move the file, this creates a move that needs to be // fixed, possibly in a metadata-pair that needs to be relocated // // the worst case is if we need to relocate and we need to implicit // fix the move in our parent before it falls out of date lfs_rename(&lfs, "/parent/1.move_me", "/parent/child/1.move_me") => 0; lfs_file_close(&lfs, &files[0]) => 0; lfs_file_close(&lfs, &files[1]) => 0; lfs_file_close(&lfs, &files[2]) => 0; lfs_file_close(&lfs, &files[3]) => 0; // check that nothing was corrupted lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "/parent") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "child") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "/parent/child") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "1.move_me") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == sizeof("move me")); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "/parent/0.before", LFS_O_RDONLY) => 0; uint8_t buffer[1024]; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.5") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/2.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.6") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/child/0.before", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.7") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/child/2.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.8") == 0); lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; ''' # move fix in relocation with predecessor [cases.test_move_fix_relocation_predecessor] in = "lfs.c" defines.RELOCATIONS = 'range(8)' defines.ERASE_CYCLES = 0xffffffff code = ''' lfs_t lfs; lfs_format(&lfs, cfg) => 0; lfs_mount(&lfs, cfg) => 0; lfs_mkdir(&lfs, "/parent") => 0; lfs_mkdir(&lfs, "/parent/child") => 0; lfs_mkdir(&lfs, "/parent/sibling") => 0; lfs_file_t file; lfs_file_open(&lfs, &file, "/parent/sibling/1.move_me", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "move me", sizeof("move me")) => sizeof("move me"); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/sibling/0.before", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.1", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/sibling/2.after", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.2", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/child/0.before", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.3", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/child/2.after", LFS_O_WRONLY | LFS_O_CREAT) => 0; lfs_file_write(&lfs, &file, "test.4", 7) => 7; lfs_file_close(&lfs, &file) => 0; lfs_file_t files[4]; lfs_file_open(&lfs, &files[0], "/parent/sibling/0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[1], "/parent/sibling/2.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[2], "/parent/child/0.before", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_open(&lfs, &files[3], "/parent/child/2.after", LFS_O_WRONLY | LFS_O_TRUNC) => 0; lfs_file_write(&lfs, &files[0], "test.5", 7) => 7; lfs_file_write(&lfs, &files[1], "test.6", 7) => 7; lfs_file_write(&lfs, &files[2], "test.7", 7) => 7; lfs_file_write(&lfs, &files[3], "test.8", 7) => 7; // force specific directories to relocate if (RELOCATIONS & 0x1) { lfs_dir_t dir; lfs_dir_open(&lfs, &dir, "/parent"); lfs_emubd_setwear(cfg, dir.m.pair[0], 0xffffffff) => 0; lfs_emubd_setwear(cfg, dir.m.pair[1], 0xffffffff) => 0; lfs_dir_close(&lfs, &dir) => 0; } if (RELOCATIONS & 0x2) { lfs_dir_t dir; lfs_dir_open(&lfs, &dir, "/parent/sibling"); lfs_emubd_setwear(cfg, dir.m.pair[0], 0xffffffff) => 0; lfs_emubd_setwear(cfg, dir.m.pair[1], 0xffffffff) => 0; lfs_dir_close(&lfs, &dir) => 0; } if (RELOCATIONS & 0x4) { lfs_dir_t dir; lfs_dir_open(&lfs, &dir, "/parent/child"); lfs_emubd_setwear(cfg, dir.m.pair[0], 0xffffffff) => 0; lfs_emubd_setwear(cfg, dir.m.pair[1], 0xffffffff) => 0; lfs_dir_close(&lfs, &dir) => 0; } // ok, now we move the file, this creates a move that needs to be // fixed, possibly in a metadata-pair that needs to be relocated // // and now relocations can force us to need to fix our move in either // the parent or child before things break lfs_rename(&lfs, "/parent/sibling/1.move_me", "/parent/child/1.move_me") => 0; lfs_file_close(&lfs, &files[0]) => 0; lfs_file_close(&lfs, &files[1]) => 0; lfs_file_close(&lfs, &files[2]) => 0; lfs_file_close(&lfs, &files[3]) => 0; // check that nothing was corrupted lfs_dir_t dir; struct lfs_info info; lfs_dir_open(&lfs, &dir, "/parent") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "child") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "sibling") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "/parent/sibling") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_dir_open(&lfs, &dir, "/parent/child") => 0; lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, ".") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "..") == 0); assert(info.type == LFS_TYPE_DIR); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "0.before") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "1.move_me") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == sizeof("move me")); lfs_dir_read(&lfs, &dir, &info) => 1; assert(strcmp(info.name, "2.after") == 0); assert(info.type == LFS_TYPE_REG); assert(info.size == 7); lfs_dir_read(&lfs, &dir, &info) => 0; lfs_dir_close(&lfs, &dir) => 0; lfs_file_open(&lfs, &file, "/parent/sibling/0.before", LFS_O_RDONLY) => 0; uint8_t buffer[1024]; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.5") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/sibling/2.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.6") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/child/0.before", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.7") == 0); lfs_file_close(&lfs, &file) => 0; lfs_file_open(&lfs, &file, "/parent/child/2.after", LFS_O_RDONLY) => 0; lfs_file_read(&lfs, &file, buffer, 7) => 7; assert(strcmp((char*)buffer, "test.8") == 0); lfs_file_close(&lfs, &file) => 0; lfs_unmount(&lfs) => 0; '''