Commenting out outdated functions for now

This makes it easier to evaluate the code/stack/etc sizes and run tests
without bringing in all of the outdated code.

I guess this officially makes this branch more-or-less a full rewrite,
though the benefit of commenting vs deleting this code is that it can be
easily pulled back in when useful.
This commit is contained in:
Christopher Haster
2023-06-15 16:01:42 -05:00
parent b43d2d2d9d
commit 4ff7c1f771
18 changed files with 13932 additions and 13926 deletions
+336 -336
View File
@@ -1,336 +1,336 @@
# simple path test
[cases.test_paths_normal]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, "tea") => 0;
lfs_mkdir(&lfs, "tea/hottea") => 0;
lfs_mkdir(&lfs, "tea/warmtea") => 0;
lfs_mkdir(&lfs, "tea/coldtea") => 0;
struct lfs_info info;
lfs_stat(&lfs, "tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "/tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_mkdir(&lfs, "/milk") => 0;
lfs_stat(&lfs, "/milk", &info) => 0;
assert(strcmp(info.name, "milk") == 0);
lfs_stat(&lfs, "milk", &info) => 0;
assert(strcmp(info.name, "milk") == 0);
lfs_unmount(&lfs) => 0;
'''
# redundant slashes
[cases.test_paths_redundant_slashes]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, "tea") => 0;
lfs_mkdir(&lfs, "tea/hottea") => 0;
lfs_mkdir(&lfs, "tea/warmtea") => 0;
lfs_mkdir(&lfs, "tea/coldtea") => 0;
struct lfs_info info;
lfs_stat(&lfs, "/tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "//tea//hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "///tea///hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_mkdir(&lfs, "////milk") => 0;
lfs_stat(&lfs, "////milk", &info) => 0;
assert(strcmp(info.name, "milk") == 0);
lfs_stat(&lfs, "milk", &info) => 0;
assert(strcmp(info.name, "milk") == 0);
lfs_unmount(&lfs) => 0;
'''
# dot path test
[cases.test_paths_dot]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, "tea") => 0;
lfs_mkdir(&lfs, "tea/hottea") => 0;
lfs_mkdir(&lfs, "tea/warmtea") => 0;
lfs_mkdir(&lfs, "tea/coldtea") => 0;
struct lfs_info info;
lfs_stat(&lfs, "./tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "/./tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "/././tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "/./tea/./hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_mkdir(&lfs, "/./milk") => 0;
lfs_stat(&lfs, "/./milk", &info) => 0;
assert(strcmp(info.name, "milk") == 0);
lfs_stat(&lfs, "milk", &info) => 0;
assert(strcmp(info.name, "milk") == 0);
lfs_unmount(&lfs) => 0;
'''
# dot dot path test
[cases.test_paths_dot_dot]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, "tea") => 0;
lfs_mkdir(&lfs, "tea/hottea") => 0;
lfs_mkdir(&lfs, "tea/warmtea") => 0;
lfs_mkdir(&lfs, "tea/coldtea") => 0;
lfs_mkdir(&lfs, "coffee") => 0;
lfs_mkdir(&lfs, "coffee/hotcoffee") => 0;
lfs_mkdir(&lfs, "coffee/warmcoffee") => 0;
lfs_mkdir(&lfs, "coffee/coldcoffee") => 0;
struct lfs_info info;
lfs_stat(&lfs, "coffee/../tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "tea/coldtea/../hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "coffee/coldcoffee/../../tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "coffee/../coffee/../tea/hottea", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_mkdir(&lfs, "coffee/../milk") => 0;
lfs_stat(&lfs, "coffee/../milk", &info) => 0;
strcmp(info.name, "milk") => 0;
lfs_stat(&lfs, "milk", &info) => 0;
strcmp(info.name, "milk") => 0;
lfs_unmount(&lfs) => 0;
'''
# trailing dot path test
[cases.test_paths_trailing_dot]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, "tea") => 0;
lfs_mkdir(&lfs, "tea/hottea") => 0;
lfs_mkdir(&lfs, "tea/warmtea") => 0;
lfs_mkdir(&lfs, "tea/coldtea") => 0;
struct lfs_info info;
lfs_stat(&lfs, "tea/hottea/", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "tea/hottea/.", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "tea/hottea/./.", &info) => 0;
assert(strcmp(info.name, "hottea") == 0);
lfs_stat(&lfs, "tea/hottea/..", &info) => 0;
assert(strcmp(info.name, "tea") == 0);
lfs_stat(&lfs, "tea/hottea/../.", &info) => 0;
assert(strcmp(info.name, "tea") == 0);
lfs_unmount(&lfs) => 0;
'''
# leading dot path test
[cases.test_paths_leading_dot]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, ".milk") => 0;
struct lfs_info info;
lfs_stat(&lfs, ".milk", &info) => 0;
strcmp(info.name, ".milk") => 0;
lfs_stat(&lfs, "tea/.././.milk", &info) => 0;
strcmp(info.name, ".milk") => 0;
lfs_unmount(&lfs) => 0;
'''
# root dot dot path test
[cases.test_paths_root_dot_dot]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, "tea") => 0;
lfs_mkdir(&lfs, "tea/hottea") => 0;
lfs_mkdir(&lfs, "tea/warmtea") => 0;
lfs_mkdir(&lfs, "tea/coldtea") => 0;
lfs_mkdir(&lfs, "coffee") => 0;
lfs_mkdir(&lfs, "coffee/hotcoffee") => 0;
lfs_mkdir(&lfs, "coffee/warmcoffee") => 0;
lfs_mkdir(&lfs, "coffee/coldcoffee") => 0;
struct lfs_info info;
lfs_stat(&lfs, "coffee/../../../../../../tea/hottea", &info) => 0;
strcmp(info.name, "hottea") => 0;
lfs_mkdir(&lfs, "coffee/../../../../../../milk") => 0;
lfs_stat(&lfs, "coffee/../../../../../../milk", &info) => 0;
strcmp(info.name, "milk") => 0;
lfs_stat(&lfs, "milk", &info) => 0;
strcmp(info.name, "milk") => 0;
lfs_unmount(&lfs) => 0;
'''
# invalid path tests
[cases.test_paths_invalid]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg);
lfs_mount(&lfs, cfg) => 0;
struct lfs_info info;
lfs_stat(&lfs, "dirt", &info) => LFS_ERR_NOENT;
lfs_stat(&lfs, "dirt/ground", &info) => LFS_ERR_NOENT;
lfs_stat(&lfs, "dirt/ground/earth", &info) => LFS_ERR_NOENT;
lfs_remove(&lfs, "dirt") => LFS_ERR_NOENT;
lfs_remove(&lfs, "dirt/ground") => LFS_ERR_NOENT;
lfs_remove(&lfs, "dirt/ground/earth") => LFS_ERR_NOENT;
lfs_mkdir(&lfs, "dirt/ground") => LFS_ERR_NOENT;
lfs_file_t file;
lfs_file_open(&lfs, &file, "dirt/ground", LFS_O_WRONLY | LFS_O_CREAT)
=> LFS_ERR_NOENT;
lfs_mkdir(&lfs, "dirt/ground/earth") => LFS_ERR_NOENT;
lfs_file_open(&lfs, &file, "dirt/ground/earth", LFS_O_WRONLY | LFS_O_CREAT)
=> LFS_ERR_NOENT;
lfs_unmount(&lfs) => 0;
'''
# root operations
[cases.test_paths_root]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
struct lfs_info info;
lfs_stat(&lfs, "/", &info) => 0;
assert(strcmp(info.name, "/") == 0);
assert(info.type == LFS_TYPE_DIR);
lfs_mkdir(&lfs, "/") => LFS_ERR_EXIST;
lfs_file_t file;
lfs_file_open(&lfs, &file, "/", LFS_O_WRONLY | LFS_O_CREAT)
=> LFS_ERR_ISDIR;
lfs_remove(&lfs, "/") => LFS_ERR_INVAL;
lfs_unmount(&lfs) => 0;
'''
# root representations
[cases.test_paths_root_reprs]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
struct lfs_info info;
lfs_stat(&lfs, "/", &info) => 0;
assert(strcmp(info.name, "/") == 0);
assert(info.type == LFS_TYPE_DIR);
lfs_stat(&lfs, "", &info) => 0;
assert(strcmp(info.name, "/") == 0);
assert(info.type == LFS_TYPE_DIR);
lfs_stat(&lfs, ".", &info) => 0;
assert(strcmp(info.name, "/") == 0);
assert(info.type == LFS_TYPE_DIR);
lfs_stat(&lfs, "..", &info) => 0;
assert(strcmp(info.name, "/") == 0);
assert(info.type == LFS_TYPE_DIR);
lfs_stat(&lfs, "//", &info) => 0;
assert(strcmp(info.name, "/") == 0);
assert(info.type == LFS_TYPE_DIR);
lfs_stat(&lfs, "./", &info) => 0;
assert(strcmp(info.name, "/") == 0);
assert(info.type == LFS_TYPE_DIR);
lfs_unmount(&lfs) => 0;
'''
# superblock conflict test
[cases.test_paths_superblock_conflict]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
struct lfs_info info;
lfs_stat(&lfs, "littlefs", &info) => LFS_ERR_NOENT;
lfs_remove(&lfs, "littlefs") => LFS_ERR_NOENT;
lfs_mkdir(&lfs, "littlefs") => 0;
lfs_stat(&lfs, "littlefs", &info) => 0;
assert(strcmp(info.name, "littlefs") == 0);
assert(info.type == LFS_TYPE_DIR);
lfs_remove(&lfs, "littlefs") => 0;
lfs_stat(&lfs, "littlefs", &info) => LFS_ERR_NOENT;
lfs_unmount(&lfs) => 0;
'''
# max path test
[cases.test_paths_max]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, "coffee") => 0;
lfs_mkdir(&lfs, "coffee/hotcoffee") => 0;
lfs_mkdir(&lfs, "coffee/warmcoffee") => 0;
lfs_mkdir(&lfs, "coffee/coldcoffee") => 0;
char path[1024];
memset(path, 'w', LFS_NAME_MAX+1);
path[LFS_NAME_MAX+1] = '\0';
lfs_mkdir(&lfs, path) => LFS_ERR_NAMETOOLONG;
lfs_file_t file;
lfs_file_open(&lfs, &file, path, LFS_O_WRONLY | LFS_O_CREAT)
=> LFS_ERR_NAMETOOLONG;
memcpy(path, "coffee/", strlen("coffee/"));
memset(path+strlen("coffee/"), 'w', LFS_NAME_MAX+1);
path[strlen("coffee/")+LFS_NAME_MAX+1] = '\0';
lfs_mkdir(&lfs, path) => LFS_ERR_NAMETOOLONG;
lfs_file_open(&lfs, &file, path, LFS_O_WRONLY | LFS_O_CREAT)
=> LFS_ERR_NAMETOOLONG;
lfs_unmount(&lfs) => 0;
'''
# really big path test
[cases.test_paths_really_big]
code = '''
lfs_t lfs;
lfs_format(&lfs, cfg) => 0;
lfs_mount(&lfs, cfg) => 0;
lfs_mkdir(&lfs, "coffee") => 0;
lfs_mkdir(&lfs, "coffee/hotcoffee") => 0;
lfs_mkdir(&lfs, "coffee/warmcoffee") => 0;
lfs_mkdir(&lfs, "coffee/coldcoffee") => 0;
char path[1024];
memset(path, 'w', LFS_NAME_MAX);
path[LFS_NAME_MAX] = '\0';
lfs_mkdir(&lfs, path) => 0;
lfs_remove(&lfs, path) => 0;
lfs_file_t file;
lfs_file_open(&lfs, &file, path,
LFS_O_WRONLY | LFS_O_CREAT) => 0;
lfs_file_close(&lfs, &file) => 0;
lfs_remove(&lfs, path) => 0;
memcpy(path, "coffee/", strlen("coffee/"));
memset(path+strlen("coffee/"), 'w', LFS_NAME_MAX);
path[strlen("coffee/")+LFS_NAME_MAX] = '\0';
lfs_mkdir(&lfs, path) => 0;
lfs_remove(&lfs, path) => 0;
lfs_file_open(&lfs, &file, path,
LFS_O_WRONLY | LFS_O_CREAT) => 0;
lfs_file_close(&lfs, &file) => 0;
lfs_remove(&lfs, path) => 0;
lfs_unmount(&lfs) => 0;
'''
#
## simple path test
#[cases.test_paths_normal]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, "tea") => 0;
# lfs_mkdir(&lfs, "tea/hottea") => 0;
# lfs_mkdir(&lfs, "tea/warmtea") => 0;
# lfs_mkdir(&lfs, "tea/coldtea") => 0;
#
# struct lfs_info info;
# lfs_stat(&lfs, "tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "/tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
#
# lfs_mkdir(&lfs, "/milk") => 0;
# lfs_stat(&lfs, "/milk", &info) => 0;
# assert(strcmp(info.name, "milk") == 0);
# lfs_stat(&lfs, "milk", &info) => 0;
# assert(strcmp(info.name, "milk") == 0);
# lfs_unmount(&lfs) => 0;
#'''
#
## redundant slashes
#[cases.test_paths_redundant_slashes]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, "tea") => 0;
# lfs_mkdir(&lfs, "tea/hottea") => 0;
# lfs_mkdir(&lfs, "tea/warmtea") => 0;
# lfs_mkdir(&lfs, "tea/coldtea") => 0;
#
# struct lfs_info info;
# lfs_stat(&lfs, "/tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "//tea//hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "///tea///hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
#
# lfs_mkdir(&lfs, "////milk") => 0;
# lfs_stat(&lfs, "////milk", &info) => 0;
# assert(strcmp(info.name, "milk") == 0);
# lfs_stat(&lfs, "milk", &info) => 0;
# assert(strcmp(info.name, "milk") == 0);
# lfs_unmount(&lfs) => 0;
#'''
#
## dot path test
#[cases.test_paths_dot]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, "tea") => 0;
# lfs_mkdir(&lfs, "tea/hottea") => 0;
# lfs_mkdir(&lfs, "tea/warmtea") => 0;
# lfs_mkdir(&lfs, "tea/coldtea") => 0;
#
# struct lfs_info info;
# lfs_stat(&lfs, "./tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "/./tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "/././tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "/./tea/./hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
#
# lfs_mkdir(&lfs, "/./milk") => 0;
# lfs_stat(&lfs, "/./milk", &info) => 0;
# assert(strcmp(info.name, "milk") == 0);
# lfs_stat(&lfs, "milk", &info) => 0;
# assert(strcmp(info.name, "milk") == 0);
# lfs_unmount(&lfs) => 0;
#'''
#
## dot dot path test
#[cases.test_paths_dot_dot]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, "tea") => 0;
# lfs_mkdir(&lfs, "tea/hottea") => 0;
# lfs_mkdir(&lfs, "tea/warmtea") => 0;
# lfs_mkdir(&lfs, "tea/coldtea") => 0;
# lfs_mkdir(&lfs, "coffee") => 0;
# lfs_mkdir(&lfs, "coffee/hotcoffee") => 0;
# lfs_mkdir(&lfs, "coffee/warmcoffee") => 0;
# lfs_mkdir(&lfs, "coffee/coldcoffee") => 0;
#
# struct lfs_info info;
# lfs_stat(&lfs, "coffee/../tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "tea/coldtea/../hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "coffee/coldcoffee/../../tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "coffee/../coffee/../tea/hottea", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
#
# lfs_mkdir(&lfs, "coffee/../milk") => 0;
# lfs_stat(&lfs, "coffee/../milk", &info) => 0;
# strcmp(info.name, "milk") => 0;
# lfs_stat(&lfs, "milk", &info) => 0;
# strcmp(info.name, "milk") => 0;
# lfs_unmount(&lfs) => 0;
#'''
#
## trailing dot path test
#[cases.test_paths_trailing_dot]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, "tea") => 0;
# lfs_mkdir(&lfs, "tea/hottea") => 0;
# lfs_mkdir(&lfs, "tea/warmtea") => 0;
# lfs_mkdir(&lfs, "tea/coldtea") => 0;
#
# struct lfs_info info;
# lfs_stat(&lfs, "tea/hottea/", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "tea/hottea/.", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "tea/hottea/./.", &info) => 0;
# assert(strcmp(info.name, "hottea") == 0);
# lfs_stat(&lfs, "tea/hottea/..", &info) => 0;
# assert(strcmp(info.name, "tea") == 0);
# lfs_stat(&lfs, "tea/hottea/../.", &info) => 0;
# assert(strcmp(info.name, "tea") == 0);
# lfs_unmount(&lfs) => 0;
#'''
#
## leading dot path test
#[cases.test_paths_leading_dot]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, ".milk") => 0;
# struct lfs_info info;
# lfs_stat(&lfs, ".milk", &info) => 0;
# strcmp(info.name, ".milk") => 0;
# lfs_stat(&lfs, "tea/.././.milk", &info) => 0;
# strcmp(info.name, ".milk") => 0;
# lfs_unmount(&lfs) => 0;
#'''
#
## root dot dot path test
#[cases.test_paths_root_dot_dot]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, "tea") => 0;
# lfs_mkdir(&lfs, "tea/hottea") => 0;
# lfs_mkdir(&lfs, "tea/warmtea") => 0;
# lfs_mkdir(&lfs, "tea/coldtea") => 0;
# lfs_mkdir(&lfs, "coffee") => 0;
# lfs_mkdir(&lfs, "coffee/hotcoffee") => 0;
# lfs_mkdir(&lfs, "coffee/warmcoffee") => 0;
# lfs_mkdir(&lfs, "coffee/coldcoffee") => 0;
#
# struct lfs_info info;
# lfs_stat(&lfs, "coffee/../../../../../../tea/hottea", &info) => 0;
# strcmp(info.name, "hottea") => 0;
#
# lfs_mkdir(&lfs, "coffee/../../../../../../milk") => 0;
# lfs_stat(&lfs, "coffee/../../../../../../milk", &info) => 0;
# strcmp(info.name, "milk") => 0;
# lfs_stat(&lfs, "milk", &info) => 0;
# strcmp(info.name, "milk") => 0;
# lfs_unmount(&lfs) => 0;
#'''
#
## invalid path tests
#[cases.test_paths_invalid]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg);
# lfs_mount(&lfs, cfg) => 0;
# struct lfs_info info;
# lfs_stat(&lfs, "dirt", &info) => LFS_ERR_NOENT;
# lfs_stat(&lfs, "dirt/ground", &info) => LFS_ERR_NOENT;
# lfs_stat(&lfs, "dirt/ground/earth", &info) => LFS_ERR_NOENT;
#
# lfs_remove(&lfs, "dirt") => LFS_ERR_NOENT;
# lfs_remove(&lfs, "dirt/ground") => LFS_ERR_NOENT;
# lfs_remove(&lfs, "dirt/ground/earth") => LFS_ERR_NOENT;
#
# lfs_mkdir(&lfs, "dirt/ground") => LFS_ERR_NOENT;
# lfs_file_t file;
# lfs_file_open(&lfs, &file, "dirt/ground", LFS_O_WRONLY | LFS_O_CREAT)
# => LFS_ERR_NOENT;
# lfs_mkdir(&lfs, "dirt/ground/earth") => LFS_ERR_NOENT;
# lfs_file_open(&lfs, &file, "dirt/ground/earth", LFS_O_WRONLY | LFS_O_CREAT)
# => LFS_ERR_NOENT;
# lfs_unmount(&lfs) => 0;
#'''
#
## root operations
#[cases.test_paths_root]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# struct lfs_info info;
# lfs_stat(&lfs, "/", &info) => 0;
# assert(strcmp(info.name, "/") == 0);
# assert(info.type == LFS_TYPE_DIR);
#
# lfs_mkdir(&lfs, "/") => LFS_ERR_EXIST;
# lfs_file_t file;
# lfs_file_open(&lfs, &file, "/", LFS_O_WRONLY | LFS_O_CREAT)
# => LFS_ERR_ISDIR;
#
# lfs_remove(&lfs, "/") => LFS_ERR_INVAL;
# lfs_unmount(&lfs) => 0;
#'''
#
## root representations
#[cases.test_paths_root_reprs]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# struct lfs_info info;
# lfs_stat(&lfs, "/", &info) => 0;
# assert(strcmp(info.name, "/") == 0);
# assert(info.type == LFS_TYPE_DIR);
# lfs_stat(&lfs, "", &info) => 0;
# assert(strcmp(info.name, "/") == 0);
# assert(info.type == LFS_TYPE_DIR);
# lfs_stat(&lfs, ".", &info) => 0;
# assert(strcmp(info.name, "/") == 0);
# assert(info.type == LFS_TYPE_DIR);
# lfs_stat(&lfs, "..", &info) => 0;
# assert(strcmp(info.name, "/") == 0);
# assert(info.type == LFS_TYPE_DIR);
# lfs_stat(&lfs, "//", &info) => 0;
# assert(strcmp(info.name, "/") == 0);
# assert(info.type == LFS_TYPE_DIR);
# lfs_stat(&lfs, "./", &info) => 0;
# assert(strcmp(info.name, "/") == 0);
# assert(info.type == LFS_TYPE_DIR);
# lfs_unmount(&lfs) => 0;
#'''
#
## superblock conflict test
#[cases.test_paths_superblock_conflict]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# struct lfs_info info;
# lfs_stat(&lfs, "littlefs", &info) => LFS_ERR_NOENT;
# lfs_remove(&lfs, "littlefs") => LFS_ERR_NOENT;
#
# lfs_mkdir(&lfs, "littlefs") => 0;
# lfs_stat(&lfs, "littlefs", &info) => 0;
# assert(strcmp(info.name, "littlefs") == 0);
# assert(info.type == LFS_TYPE_DIR);
# lfs_remove(&lfs, "littlefs") => 0;
# lfs_stat(&lfs, "littlefs", &info) => LFS_ERR_NOENT;
# lfs_unmount(&lfs) => 0;
#'''
#
## max path test
#[cases.test_paths_max]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, "coffee") => 0;
# lfs_mkdir(&lfs, "coffee/hotcoffee") => 0;
# lfs_mkdir(&lfs, "coffee/warmcoffee") => 0;
# lfs_mkdir(&lfs, "coffee/coldcoffee") => 0;
#
# char path[1024];
# memset(path, 'w', LFS_NAME_MAX+1);
# path[LFS_NAME_MAX+1] = '\0';
# lfs_mkdir(&lfs, path) => LFS_ERR_NAMETOOLONG;
# lfs_file_t file;
# lfs_file_open(&lfs, &file, path, LFS_O_WRONLY | LFS_O_CREAT)
# => LFS_ERR_NAMETOOLONG;
#
# memcpy(path, "coffee/", strlen("coffee/"));
# memset(path+strlen("coffee/"), 'w', LFS_NAME_MAX+1);
# path[strlen("coffee/")+LFS_NAME_MAX+1] = '\0';
# lfs_mkdir(&lfs, path) => LFS_ERR_NAMETOOLONG;
# lfs_file_open(&lfs, &file, path, LFS_O_WRONLY | LFS_O_CREAT)
# => LFS_ERR_NAMETOOLONG;
# lfs_unmount(&lfs) => 0;
#'''
#
## really big path test
#[cases.test_paths_really_big]
#code = '''
# lfs_t lfs;
# lfs_format(&lfs, cfg) => 0;
# lfs_mount(&lfs, cfg) => 0;
# lfs_mkdir(&lfs, "coffee") => 0;
# lfs_mkdir(&lfs, "coffee/hotcoffee") => 0;
# lfs_mkdir(&lfs, "coffee/warmcoffee") => 0;
# lfs_mkdir(&lfs, "coffee/coldcoffee") => 0;
#
# char path[1024];
# memset(path, 'w', LFS_NAME_MAX);
# path[LFS_NAME_MAX] = '\0';
# lfs_mkdir(&lfs, path) => 0;
# lfs_remove(&lfs, path) => 0;
# lfs_file_t file;
# lfs_file_open(&lfs, &file, path,
# LFS_O_WRONLY | LFS_O_CREAT) => 0;
# lfs_file_close(&lfs, &file) => 0;
# lfs_remove(&lfs, path) => 0;
#
# memcpy(path, "coffee/", strlen("coffee/"));
# memset(path+strlen("coffee/"), 'w', LFS_NAME_MAX);
# path[strlen("coffee/")+LFS_NAME_MAX] = '\0';
# lfs_mkdir(&lfs, path) => 0;
# lfs_remove(&lfs, path) => 0;
# lfs_file_open(&lfs, &file, path,
# LFS_O_WRONLY | LFS_O_CREAT) => 0;
# lfs_file_close(&lfs, &file) => 0;
# lfs_remove(&lfs, path) => 0;
# lfs_unmount(&lfs) => 0;
#'''
#