# Test various path-related corner cases
after = 'test_dirs'

# simple path test
[cases.test_paths_normal]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, "tea") => 0;
    lfsr_mkdir(&lfs, "tea/green") => 0;
    lfsr_mkdir(&lfs, "tea/oolong") => 0;
    lfsr_mkdir(&lfs, "tea/black") => 0;

    struct lfs_info info;
    lfsr_stat(&lfs, "tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "/tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);

    lfsr_mkdir(&lfs, "/milk") => 0;
    lfsr_stat(&lfs, "/milk", &info) => 0;
    assert(strcmp(info.name, "milk") == 0);
    lfsr_stat(&lfs, "milk", &info) => 0;
    assert(strcmp(info.name, "milk") == 0);
    lfsr_unmount(&lfs) => 0;
'''

# redundant slashes
[cases.test_paths_redundant_slashes]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, "tea") => 0;
    lfsr_mkdir(&lfs, "tea/green") => 0;
    lfsr_mkdir(&lfs, "tea/oolong") => 0;
    lfsr_mkdir(&lfs, "tea/black") => 0;

    struct lfs_info info;
    lfsr_stat(&lfs, "/tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "//tea//green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "///tea///green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);

    lfsr_mkdir(&lfs, "////milk") => 0;
    lfsr_stat(&lfs, "////milk", &info) => 0;
    assert(strcmp(info.name, "milk") == 0);
    lfsr_stat(&lfs, "milk", &info) => 0;
    assert(strcmp(info.name, "milk") == 0);
    lfsr_unmount(&lfs) => 0;
'''

# dot path test
[cases.test_paths_dot]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, "tea") => 0;
    lfsr_mkdir(&lfs, "tea/green") => 0;
    lfsr_mkdir(&lfs, "tea/oolong") => 0;
    lfsr_mkdir(&lfs, "tea/black") => 0;

    struct lfs_info info;
    lfsr_stat(&lfs, "./tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "/./tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "/././tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "/./tea/./green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);

    lfsr_mkdir(&lfs, "/./milk") => 0;
    lfsr_stat(&lfs, "/./milk", &info) => 0;
    assert(strcmp(info.name, "milk") == 0);
    lfsr_stat(&lfs, "milk", &info) => 0;
    assert(strcmp(info.name, "milk") == 0);
    lfsr_unmount(&lfs) => 0;
'''

# dot dot path test
[cases.test_paths_dot_dot]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, "tea") => 0;
    lfsr_mkdir(&lfs, "tea/green") => 0;
    lfsr_mkdir(&lfs, "tea/oolong") => 0;
    lfsr_mkdir(&lfs, "tea/black") => 0;
    lfsr_mkdir(&lfs, "coffee") => 0;
    lfsr_mkdir(&lfs, "coffee/drip") => 0;
    lfsr_mkdir(&lfs, "coffee/espresso") => 0;
    lfsr_mkdir(&lfs, "coffee/coldbrew") => 0;

    struct lfs_info info;
    lfsr_stat(&lfs, "coffee/../tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "tea/black/../green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "coffee/coldbrew/../../tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "coffee/../coffee/../tea/green", &info) => 0;
    assert(strcmp(info.name, "green") == 0);

    lfsr_mkdir(&lfs, "coffee/../milk") => 0;
    lfsr_stat(&lfs, "coffee/../milk", &info) => 0;
    strcmp(info.name, "milk") => 0;
    lfsr_stat(&lfs, "milk", &info) => 0;
    strcmp(info.name, "milk") => 0;
    lfsr_unmount(&lfs) => 0;
'''

# trailing dot path test
[cases.test_paths_trailing_dot]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, "tea") => 0;
    lfsr_mkdir(&lfs, "tea/green") => 0;
    lfsr_mkdir(&lfs, "tea/oolong") => 0;
    lfsr_mkdir(&lfs, "tea/black") => 0;

    struct lfs_info info;
    lfsr_stat(&lfs, "tea/green/", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "tea/green/.", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "tea/green/./.", &info) => 0;
    assert(strcmp(info.name, "green") == 0);
    lfsr_stat(&lfs, "tea/green/..", &info) => 0;
    assert(strcmp(info.name, "tea") == 0);
    lfsr_stat(&lfs, "tea/green/../.", &info) => 0;
    assert(strcmp(info.name, "tea") == 0);
    lfsr_unmount(&lfs) => 0;
'''

# leading dot path test
[cases.test_paths_leading_dot]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, ".milk") => 0;
    struct lfs_info info;
    lfsr_stat(&lfs, ".milk", &info) => 0;
    strcmp(info.name, ".milk") => 0;
    lfsr_stat(&lfs, "tea/.././.milk", &info) => 0;
    strcmp(info.name, ".milk") => 0;
    lfsr_unmount(&lfs) => 0;
'''

# root dot dot path test
[cases.test_paths_root_dot_dot]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, "tea") => 0;
    lfsr_mkdir(&lfs, "tea/green") => 0;
    lfsr_mkdir(&lfs, "tea/oolong") => 0;
    lfsr_mkdir(&lfs, "tea/black") => 0;
    lfsr_mkdir(&lfs, "coffee") => 0;
    lfsr_mkdir(&lfs, "coffee/drip") => 0;
    lfsr_mkdir(&lfs, "coffee/espresso") => 0;
    lfsr_mkdir(&lfs, "coffee/coldbrew") => 0;

    struct lfs_info info;
    lfsr_stat(&lfs, "coffee/../../../../../../tea/green", &info) => 0;
    strcmp(info.name, "green") => 0;

    lfsr_mkdir(&lfs, "coffee/../../../../../../milk") => 0;
    lfsr_stat(&lfs, "coffee/../../../../../../milk", &info) => 0;
    strcmp(info.name, "milk") => 0;
    lfsr_stat(&lfs, "milk", &info) => 0;
    strcmp(info.name, "milk") => 0;
    lfsr_unmount(&lfs) => 0;
'''

# invalid path tests
[cases.test_paths_invalid]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG);
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    struct lfs_info info;
    lfsr_stat(&lfs, "milk", &info) => LFS_ERR_NOENT;
    lfsr_stat(&lfs, "milk/cream", &info) => LFS_ERR_NOENT;
    lfsr_stat(&lfs, "milk/cream/foam", &info) => LFS_ERR_NOENT;

    lfsr_remove(&lfs, "milk") => LFS_ERR_NOENT;
    lfsr_remove(&lfs, "milk/cream") => LFS_ERR_NOENT;
    lfsr_remove(&lfs, "milk/cream/foam") => LFS_ERR_NOENT;

    lfsr_mkdir(&lfs, "milk/cream") => LFS_ERR_NOENT;
    lfsr_file_t file;
    lfsr_file_open(&lfs, &file, "milk/cream",
            LFS_O_WRONLY | LFS_O_CREAT) => LFS_ERR_NOENT;
    lfsr_mkdir(&lfs, "milk/cream/foam") => LFS_ERR_NOENT;
    lfsr_file_open(&lfs, &file, "milk/cream/foam",
            LFS_O_WRONLY | LFS_O_CREAT) => LFS_ERR_NOENT;
    lfsr_unmount(&lfs) => 0;
'''

# root operations
[cases.test_paths_root]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    struct lfs_info info;
    lfsr_stat(&lfs, "/", &info) => 0;
    assert(strcmp(info.name, "/") == 0);
    assert(info.type == LFS_TYPE_DIR);
    assert(info.size == 0);

    lfsr_mkdir(&lfs, "/") => LFS_ERR_EXIST;
    lfsr_file_t file;
    lfsr_file_open(&lfs, &file, "/",
            LFS_O_WRONLY | LFS_O_CREAT) => LFS_ERR_ISDIR;

    lfsr_remove(&lfs, "/") => LFS_ERR_INVAL;
    lfsr_unmount(&lfs) => 0;
'''

# root representations
[cases.test_paths_root_reprs]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    struct lfs_info info;
    lfsr_stat(&lfs, "/", &info) => 0;
    assert(strcmp(info.name, "/") == 0);
    assert(info.type == LFS_TYPE_DIR);
    assert(info.size == 0);
    lfsr_stat(&lfs, "", &info) => 0;
    assert(strcmp(info.name, "/") == 0);
    assert(info.type == LFS_TYPE_DIR);
    assert(info.size == 0);
    lfsr_stat(&lfs, ".", &info) => 0;
    assert(strcmp(info.name, "/") == 0);
    assert(info.type == LFS_TYPE_DIR);
    assert(info.size == 0);
    lfsr_stat(&lfs, "..", &info) => 0;
    assert(strcmp(info.name, "/") == 0);
    assert(info.type == LFS_TYPE_DIR);
    assert(info.size == 0);
    lfsr_stat(&lfs, "//", &info) => 0;
    assert(strcmp(info.name, "/") == 0);
    assert(info.type == LFS_TYPE_DIR);
    assert(info.size == 0);
    lfsr_stat(&lfs, "./", &info) => 0;
    assert(strcmp(info.name, "/") == 0);
    assert(info.type == LFS_TYPE_DIR);
    assert(info.size == 0);
    lfsr_unmount(&lfs) => 0;
'''

# max path test
[cases.test_paths_max]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, "coffee") => 0;
    lfsr_mkdir(&lfs, "coffee/drip") => 0;
    lfsr_mkdir(&lfs, "coffee/espresso") => 0;
    lfsr_mkdir(&lfs, "coffee/coldbrew") => 0;

    char path[2*LFS_NAME_MAX+2];
    memset(path, 'w', LFS_NAME_MAX+1);
    path[LFS_NAME_MAX+1] = '\0';
    lfsr_mkdir(&lfs, path) => LFS_ERR_NAMETOOLONG;
    lfsr_file_t file;
    lfsr_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';
    lfsr_mkdir(&lfs, path) => LFS_ERR_NAMETOOLONG;
    lfsr_file_open(&lfs, &file, path,
            LFS_O_WRONLY | LFS_O_CREAT) => LFS_ERR_NAMETOOLONG;
    lfsr_unmount(&lfs) => 0;
'''

# really big path test
[cases.test_paths_really_big]
code = '''
    lfs_t lfs;
    lfsr_format(&lfs, CFG) => 0;
    lfsr_mount(&lfs, LFS_M_RDWR, CFG) => 0;
    lfsr_mkdir(&lfs, "coffee") => 0;
    lfsr_mkdir(&lfs, "coffee/drip") => 0;
    lfsr_mkdir(&lfs, "coffee/espresso") => 0;
    lfsr_mkdir(&lfs, "coffee/coldbrew") => 0;

    char path[2*LFS_NAME_MAX+2];
    memset(path, 'w', LFS_NAME_MAX);
    path[LFS_NAME_MAX] = '\0';
    lfsr_mkdir(&lfs, path) => 0;
    lfsr_remove(&lfs, path) => 0;
    lfsr_file_t file;
    lfsr_file_open(&lfs, &file, path,
            LFS_O_WRONLY | LFS_O_CREAT) => 0;
    lfsr_file_close(&lfs, &file) => 0;
    lfsr_remove(&lfs, path) => 0;

    memcpy(path, "coffee/", strlen("coffee/"));
    memset(path+strlen("coffee/"), 'w', LFS_NAME_MAX);
    path[strlen("coffee/")+LFS_NAME_MAX] = '\0';
    lfsr_mkdir(&lfs, path) => 0;
    lfsr_remove(&lfs, path) => 0;
    lfsr_file_open(&lfs, &file, path,
            LFS_O_WRONLY | LFS_O_CREAT) => 0;
    lfsr_file_close(&lfs, &file) => 0;
    lfsr_remove(&lfs, path) => 0;
    lfsr_unmount(&lfs) => 0;
'''