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geky bot
305
tests/test_relocations.toml
Normal file
305
tests/test_relocations.toml
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# specific corner cases worth explicitly testing for
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[[case]] # dangling split dir test
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define.ITERATIONS = 20
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define.COUNT = 10
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define.LFS2_BLOCK_CYCLES = [8, 1]
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code = '''
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lfs2_format(&lfs2, &cfg) => 0;
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// fill up filesystem so only ~16 blocks are left
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_file_open(&lfs2, &file, "padding", LFS2_O_CREAT | LFS2_O_WRONLY) => 0;
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memset(buffer, 0, 512);
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while (LFS2_BLOCK_COUNT - lfs2_fs_size(&lfs2) > 16) {
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lfs2_file_write(&lfs2, &file, buffer, 512) => 512;
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}
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lfs2_file_close(&lfs2, &file) => 0;
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// make a child dir to use in bounded space
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lfs2_mkdir(&lfs2, "child") => 0;
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lfs2_unmount(&lfs2) => 0;
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lfs2_mount(&lfs2, &cfg) => 0;
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for (int j = 0; j < ITERATIONS; j++) {
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "child/test%03d_loooooooooooooooooong_name", i);
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lfs2_file_open(&lfs2, &file, path, LFS2_O_CREAT | LFS2_O_WRONLY) => 0;
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lfs2_file_close(&lfs2, &file) => 0;
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}
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lfs2_dir_open(&lfs2, &dir, "child") => 0;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "test%03d_loooooooooooooooooong_name", i);
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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strcmp(info.name, path) => 0;
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}
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lfs2_dir_read(&lfs2, &dir, &info) => 0;
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lfs2_dir_close(&lfs2, &dir) => 0;
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if (j == ITERATIONS-1) {
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break;
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}
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "child/test%03d_loooooooooooooooooong_name", i);
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lfs2_remove(&lfs2, path) => 0;
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}
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}
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lfs2_unmount(&lfs2) => 0;
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_dir_open(&lfs2, &dir, "child") => 0;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "test%03d_loooooooooooooooooong_name", i);
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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strcmp(info.name, path) => 0;
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}
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lfs2_dir_read(&lfs2, &dir, &info) => 0;
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lfs2_dir_close(&lfs2, &dir) => 0;
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "child/test%03d_loooooooooooooooooong_name", i);
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lfs2_remove(&lfs2, path) => 0;
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}
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lfs2_unmount(&lfs2) => 0;
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'''
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[[case]] # outdated head test
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define.ITERATIONS = 20
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define.COUNT = 10
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define.LFS2_BLOCK_CYCLES = [8, 1]
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code = '''
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lfs2_format(&lfs2, &cfg) => 0;
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// fill up filesystem so only ~16 blocks are left
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lfs2_mount(&lfs2, &cfg) => 0;
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lfs2_file_open(&lfs2, &file, "padding", LFS2_O_CREAT | LFS2_O_WRONLY) => 0;
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memset(buffer, 0, 512);
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while (LFS2_BLOCK_COUNT - lfs2_fs_size(&lfs2) > 16) {
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lfs2_file_write(&lfs2, &file, buffer, 512) => 512;
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}
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lfs2_file_close(&lfs2, &file) => 0;
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// make a child dir to use in bounded space
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lfs2_mkdir(&lfs2, "child") => 0;
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lfs2_unmount(&lfs2) => 0;
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lfs2_mount(&lfs2, &cfg) => 0;
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for (int j = 0; j < ITERATIONS; j++) {
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "child/test%03d_loooooooooooooooooong_name", i);
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lfs2_file_open(&lfs2, &file, path, LFS2_O_CREAT | LFS2_O_WRONLY) => 0;
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lfs2_file_close(&lfs2, &file) => 0;
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}
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lfs2_dir_open(&lfs2, &dir, "child") => 0;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "test%03d_loooooooooooooooooong_name", i);
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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strcmp(info.name, path) => 0;
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info.size => 0;
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sprintf(path, "child/test%03d_loooooooooooooooooong_name", i);
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lfs2_file_open(&lfs2, &file, path, LFS2_O_WRONLY) => 0;
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lfs2_file_write(&lfs2, &file, "hi", 2) => 2;
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lfs2_file_close(&lfs2, &file) => 0;
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}
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lfs2_dir_read(&lfs2, &dir, &info) => 0;
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lfs2_dir_rewind(&lfs2, &dir) => 0;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "test%03d_loooooooooooooooooong_name", i);
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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strcmp(info.name, path) => 0;
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info.size => 2;
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sprintf(path, "child/test%03d_loooooooooooooooooong_name", i);
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lfs2_file_open(&lfs2, &file, path, LFS2_O_WRONLY) => 0;
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lfs2_file_write(&lfs2, &file, "hi", 2) => 2;
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lfs2_file_close(&lfs2, &file) => 0;
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}
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lfs2_dir_read(&lfs2, &dir, &info) => 0;
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lfs2_dir_rewind(&lfs2, &dir) => 0;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "test%03d_loooooooooooooooooong_name", i);
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lfs2_dir_read(&lfs2, &dir, &info) => 1;
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strcmp(info.name, path) => 0;
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info.size => 2;
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}
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lfs2_dir_read(&lfs2, &dir, &info) => 0;
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lfs2_dir_close(&lfs2, &dir) => 0;
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for (int i = 0; i < COUNT; i++) {
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sprintf(path, "child/test%03d_loooooooooooooooooong_name", i);
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lfs2_remove(&lfs2, path) => 0;
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}
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}
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lfs2_unmount(&lfs2) => 0;
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'''
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[[case]] # reentrant testing for relocations, this is the same as the
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# orphan testing, except here we also set block_cycles so that
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# almost every tree operation needs a relocation
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reentrant = true
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# TODO fix this case, caused by non-DAG trees
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if = '!(DEPTH == 3 && LFS2_CACHE_SIZE != 64)'
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define = [
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{FILES=6, DEPTH=1, CYCLES=20, LFS2_BLOCK_CYCLES=1},
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{FILES=26, DEPTH=1, CYCLES=20, LFS2_BLOCK_CYCLES=1},
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{FILES=3, DEPTH=3, CYCLES=20, LFS2_BLOCK_CYCLES=1},
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]
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code = '''
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err = lfs2_mount(&lfs2, &cfg);
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if (err) {
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lfs2_format(&lfs2, &cfg) => 0;
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lfs2_mount(&lfs2, &cfg) => 0;
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}
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srand(1);
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const char alpha[] = "abcdefghijklmnopqrstuvwxyz";
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for (int i = 0; i < CYCLES; i++) {
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// create random path
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char full_path[256];
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for (int d = 0; d < DEPTH; d++) {
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sprintf(&full_path[2*d], "/%c", alpha[rand() % FILES]);
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}
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// if it does not exist, we create it, else we destroy
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int res = lfs2_stat(&lfs2, full_path, &info);
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if (res == LFS2_ERR_NOENT) {
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// create each directory in turn, ignore if dir already exists
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for (int d = 0; d < DEPTH; d++) {
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strcpy(path, full_path);
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path[2*d+2] = '\0';
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err = lfs2_mkdir(&lfs2, path);
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assert(!err || err == LFS2_ERR_EXIST);
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}
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for (int d = 0; d < DEPTH; d++) {
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strcpy(path, full_path);
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path[2*d+2] = '\0';
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lfs2_stat(&lfs2, path, &info) => 0;
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assert(strcmp(info.name, &path[2*d+1]) == 0);
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assert(info.type == LFS2_TYPE_DIR);
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}
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} else {
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// is valid dir?
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assert(strcmp(info.name, &full_path[2*(DEPTH-1)+1]) == 0);
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assert(info.type == LFS2_TYPE_DIR);
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// try to delete path in reverse order, ignore if dir is not empty
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for (int d = DEPTH-1; d >= 0; d--) {
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strcpy(path, full_path);
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path[2*d+2] = '\0';
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err = lfs2_remove(&lfs2, path);
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assert(!err || err == LFS2_ERR_NOTEMPTY);
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}
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lfs2_stat(&lfs2, full_path, &info) => LFS2_ERR_NOENT;
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}
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}
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lfs2_unmount(&lfs2) => 0;
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'''
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[[case]] # reentrant testing for relocations, but now with random renames!
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reentrant = true
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# TODO fix this case, caused by non-DAG trees
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if = '!(DEPTH == 3 && LFS2_CACHE_SIZE != 64)'
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define = [
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{FILES=6, DEPTH=1, CYCLES=20, LFS2_BLOCK_CYCLES=1},
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{FILES=26, DEPTH=1, CYCLES=20, LFS2_BLOCK_CYCLES=1},
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{FILES=3, DEPTH=3, CYCLES=20, LFS2_BLOCK_CYCLES=1},
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]
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code = '''
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err = lfs2_mount(&lfs2, &cfg);
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if (err) {
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lfs2_format(&lfs2, &cfg) => 0;
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lfs2_mount(&lfs2, &cfg) => 0;
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}
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srand(1);
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const char alpha[] = "abcdefghijklmnopqrstuvwxyz";
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for (int i = 0; i < CYCLES; i++) {
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// create random path
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char full_path[256];
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for (int d = 0; d < DEPTH; d++) {
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sprintf(&full_path[2*d], "/%c", alpha[rand() % FILES]);
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}
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// if it does not exist, we create it, else we destroy
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int res = lfs2_stat(&lfs2, full_path, &info);
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assert(!res || res == LFS2_ERR_NOENT);
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if (res == LFS2_ERR_NOENT) {
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// create each directory in turn, ignore if dir already exists
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for (int d = 0; d < DEPTH; d++) {
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strcpy(path, full_path);
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path[2*d+2] = '\0';
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err = lfs2_mkdir(&lfs2, path);
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assert(!err || err == LFS2_ERR_EXIST);
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}
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for (int d = 0; d < DEPTH; d++) {
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strcpy(path, full_path);
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path[2*d+2] = '\0';
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lfs2_stat(&lfs2, path, &info) => 0;
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assert(strcmp(info.name, &path[2*d+1]) == 0);
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assert(info.type == LFS2_TYPE_DIR);
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}
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} else {
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assert(strcmp(info.name, &full_path[2*(DEPTH-1)+1]) == 0);
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assert(info.type == LFS2_TYPE_DIR);
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// create new random path
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char new_path[256];
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for (int d = 0; d < DEPTH; d++) {
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sprintf(&new_path[2*d], "/%c", alpha[rand() % FILES]);
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}
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// if new path does not exist, rename, otherwise destroy
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res = lfs2_stat(&lfs2, new_path, &info);
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assert(!res || res == LFS2_ERR_NOENT);
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if (res == LFS2_ERR_NOENT) {
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// stop once some dir is renamed
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for (int d = 0; d < DEPTH; d++) {
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strcpy(&path[2*d], &full_path[2*d]);
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path[2*d+2] = '\0';
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strcpy(&path[128+2*d], &new_path[2*d]);
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path[128+2*d+2] = '\0';
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err = lfs2_rename(&lfs2, path, path+128);
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assert(!err || err == LFS2_ERR_NOTEMPTY);
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if (!err) {
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strcpy(path, path+128);
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}
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}
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for (int d = 0; d < DEPTH; d++) {
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strcpy(path, new_path);
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path[2*d+2] = '\0';
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lfs2_stat(&lfs2, path, &info) => 0;
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assert(strcmp(info.name, &path[2*d+1]) == 0);
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assert(info.type == LFS2_TYPE_DIR);
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}
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lfs2_stat(&lfs2, full_path, &info) => LFS2_ERR_NOENT;
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} else {
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// try to delete path in reverse order,
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// ignore if dir is not empty
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for (int d = DEPTH-1; d >= 0; d--) {
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strcpy(path, full_path);
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path[2*d+2] = '\0';
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err = lfs2_remove(&lfs2, path);
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assert(!err || err == LFS2_ERR_NOTEMPTY);
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}
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lfs2_stat(&lfs2, full_path, &info) => LFS2_ERR_NOENT;
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}
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}
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}
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lfs2_unmount(&lfs2) => 0;
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'''
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