mirror of
				https://github.com/eledio-devices/thirdparty-littlefs.git
				synced 2025-10-31 16:14:16 +01:00 
			
		
		
		
	Both test_move and test_orphan needed internal knowledge which comes with the addition of the "in" attribute. This was in the plan for the test-revamp from the beginning as it really opens up the ability to write more unit-style-tests using internal knowledge of how littlefs works. More unit-style-tests should help _fix_ bugs by limiting the scope of the test and where the bug could be hiding. The "in" attribute effectively runs tests _inside_ the .c file specified, giving the test access to all static members without needed to change their visibility.
		
			
				
	
	
		
			958 lines
		
	
	
		
			34 KiB
		
	
	
	
		
			TOML
		
	
	
	
	
	
			
		
		
	
	
			958 lines
		
	
	
		
			34 KiB
		
	
	
	
		
			TOML
		
	
	
	
	
	
| [[case]] # move file
 | |
| code = '''
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|     lfs_format(&lfs, &cfg) => 0;
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_mkdir(&lfs, "a") => 0;
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|     lfs_mkdir(&lfs, "b") => 0;
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|     lfs_mkdir(&lfs, "c") => 0;
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|     lfs_mkdir(&lfs, "d") => 0;
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|     lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0;
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|     lfs_file_write(&lfs, &file, "hola\n", 5) => 5;
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|     lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8;
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|     lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6;
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|     lfs_file_close(&lfs, &file) => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_rename(&lfs, "a/hello", "c/hello") => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "a") => 0;
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, ".") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "..") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 0;
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_dir_open(&lfs, &dir, "c") => 0;
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, ".") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "..") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "hello") == 0);
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|     assert(info.type == LFS_TYPE_REG);
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|     assert(info.size == 5+8+6);
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|     lfs_dir_read(&lfs, &dir, &info) => 0;
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|     lfs_dir_close(&lfs, &dir) => 0;
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| 
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|     lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 5) => 5;
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|     memcmp(buffer, "hola\n", 5) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 8) => 8;
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|     memcmp(buffer, "bonjour\n", 8) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 6) => 6;
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|     memcmp(buffer, "ohayo\n", 6) => 0;
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|     lfs_file_close(&lfs, &file) => 0;
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|     lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_unmount(&lfs) => 0;
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| '''
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| 
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| [[case]] # move file corrupt source
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| in = "lfs.c"
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| code = '''
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|     lfs_format(&lfs, &cfg) => 0;
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_mkdir(&lfs, "a") => 0;
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|     lfs_mkdir(&lfs, "b") => 0;
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|     lfs_mkdir(&lfs, "c") => 0;
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|     lfs_mkdir(&lfs, "d") => 0;
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|     lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0;
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|     lfs_file_write(&lfs, &file, "hola\n", 5) => 5;
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|     lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8;
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|     lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6;
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|     lfs_file_close(&lfs, &file) => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_rename(&lfs, "a/hello", "c/hello") => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     // corrupt the source
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "a") => 0;
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|     lfs_block_t block = dir.m.pair[0];
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_unmount(&lfs) => 0;
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|     uint8_t bbuffer[LFS_BLOCK_SIZE];
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|     cfg.read(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     int off = LFS_BLOCK_SIZE-1;
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|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
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|         off -= 1;
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|     }
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|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
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|     cfg.erase(&cfg, block) => 0;
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|     cfg.prog(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     cfg.sync(&cfg) => 0;
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| 
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "a") => 0;
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, ".") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "..") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 0;
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_dir_open(&lfs, &dir, "c") => 0;
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, ".") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "..") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "hello") == 0);
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|     assert(info.type == LFS_TYPE_REG);
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|     assert(info.size == 5+8+6);
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|     lfs_dir_read(&lfs, &dir, &info) => 0;
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|     lfs_dir_close(&lfs, &dir) => 0;
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| 
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|     lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 5) => 5;
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|     memcmp(buffer, "hola\n", 5) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 8) => 8;
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|     memcmp(buffer, "bonjour\n", 8) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 6) => 6;
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|     memcmp(buffer, "ohayo\n", 6) => 0;
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|     lfs_file_close(&lfs, &file) => 0;
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|     lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_unmount(&lfs) => 0;
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| '''
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| 
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| [[case]] # move file corrupt source and dest
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| in = "lfs.c"
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| code = '''
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|     lfs_format(&lfs, &cfg) => 0;
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_mkdir(&lfs, "a") => 0;
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|     lfs_mkdir(&lfs, "b") => 0;
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|     lfs_mkdir(&lfs, "c") => 0;
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|     lfs_mkdir(&lfs, "d") => 0;
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|     lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0;
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|     lfs_file_write(&lfs, &file, "hola\n", 5) => 5;
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|     lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8;
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|     lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6;
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|     lfs_file_close(&lfs, &file) => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_rename(&lfs, "a/hello", "c/hello") => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     // corrupt the source
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "a") => 0;
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|     lfs_block_t block = dir.m.pair[0];
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_unmount(&lfs) => 0;
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|     uint8_t bbuffer[LFS_BLOCK_SIZE];
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|     cfg.read(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     int off = LFS_BLOCK_SIZE-1;
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|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
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|         off -= 1;
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|     }
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|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
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|     cfg.erase(&cfg, block) => 0;
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|     cfg.prog(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     cfg.sync(&cfg) => 0;
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| 
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|     // corrupt the destination
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "c") => 0;
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|     block = dir.m.pair[0];
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_unmount(&lfs) => 0;
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|     cfg.read(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     off = LFS_BLOCK_SIZE-1;
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|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
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|         off -= 1;
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|     }
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|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
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|     cfg.erase(&cfg, block) => 0;
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|     cfg.prog(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     cfg.sync(&cfg) => 0;
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| 
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "a") => 0;
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, ".") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "..") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "hello") == 0);
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|     assert(info.type == LFS_TYPE_REG);
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|     assert(info.size == 5+8+6);
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|     lfs_dir_read(&lfs, &dir, &info) => 0;
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_dir_open(&lfs, &dir, "c") => 0;
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, ".") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "..") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 0;
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|     lfs_dir_close(&lfs, &dir) => 0;
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| 
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|     lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 5) => 5;
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|     memcmp(buffer, "hola\n", 5) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 8) => 8;
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|     memcmp(buffer, "bonjour\n", 8) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 6) => 6;
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|     memcmp(buffer, "ohayo\n", 6) => 0;
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|     lfs_file_close(&lfs, &file) => 0;
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|     lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_unmount(&lfs) => 0;
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| '''
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| 
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| [[case]] # move file after corrupt
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| in = "lfs.c"
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| code = '''
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|     lfs_format(&lfs, &cfg) => 0;
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_mkdir(&lfs, "a") => 0;
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|     lfs_mkdir(&lfs, "b") => 0;
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|     lfs_mkdir(&lfs, "c") => 0;
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|     lfs_mkdir(&lfs, "d") => 0;
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|     lfs_file_open(&lfs, &file, "a/hello", LFS_O_CREAT | LFS_O_WRONLY) => 0;
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|     lfs_file_write(&lfs, &file, "hola\n", 5) => 5;
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|     lfs_file_write(&lfs, &file, "bonjour\n", 8) => 8;
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|     lfs_file_write(&lfs, &file, "ohayo\n", 6) => 6;
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|     lfs_file_close(&lfs, &file) => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_rename(&lfs, "a/hello", "c/hello") => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     // corrupt the source
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "a") => 0;
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|     lfs_block_t block = dir.m.pair[0];
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_unmount(&lfs) => 0;
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|     uint8_t bbuffer[LFS_BLOCK_SIZE];
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|     cfg.read(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     int off = LFS_BLOCK_SIZE-1;
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|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
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|         off -= 1;
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|     }
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|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
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|     cfg.erase(&cfg, block) => 0;
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|     cfg.prog(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     cfg.sync(&cfg) => 0;
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| 
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|     // corrupt the destination
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "c") => 0;
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|     block = dir.m.pair[0];
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_unmount(&lfs) => 0;
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|     cfg.read(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     off = LFS_BLOCK_SIZE-1;
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|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
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|         off -= 1;
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|     }
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|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
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|     cfg.erase(&cfg, block) => 0;
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|     cfg.prog(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
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|     cfg.sync(&cfg) => 0;
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| 
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|     // continue move
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_rename(&lfs, "a/hello", "c/hello") => 0;
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|     lfs_unmount(&lfs) => 0;
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| 
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|     lfs_mount(&lfs, &cfg) => 0;
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|     lfs_dir_open(&lfs, &dir, "a") => 0;
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, ".") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "..") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 0;
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|     lfs_dir_close(&lfs, &dir) => 0;
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|     lfs_dir_open(&lfs, &dir, "c") => 0;
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, ".") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "..") == 0);
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|     assert(info.type == LFS_TYPE_DIR);
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|     lfs_dir_read(&lfs, &dir, &info) => 1;
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|     assert(strcmp(info.name, "hello") == 0);
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|     assert(info.type == LFS_TYPE_REG);
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|     assert(info.size == 5+8+6);
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|     lfs_dir_read(&lfs, &dir, &info) => 0;
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|     lfs_dir_close(&lfs, &dir) => 0;
 | |
| 
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|     lfs_file_open(&lfs, &file, "a/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_file_open(&lfs, &file, "b/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_file_open(&lfs, &file, "c/hello", LFS_O_RDONLY) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 5) => 5;
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|     memcmp(buffer, "hola\n", 5) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 8) => 8;
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|     memcmp(buffer, "bonjour\n", 8) => 0;
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|     lfs_file_read(&lfs, &file, buffer, 6) => 6;
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|     memcmp(buffer, "ohayo\n", 6) => 0;
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|     lfs_file_close(&lfs, &file) => 0;
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|     lfs_file_open(&lfs, &file, "d/hello", LFS_O_RDONLY) => LFS_ERR_NOENT;
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|     lfs_unmount(&lfs) => 0;
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| '''
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| 
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| [[case]] # simple reentrant move file
 | |
| reentrant = true
 | |
| code = '''
 | |
|     err = lfs_mount(&lfs, &cfg);
 | |
|     if (err) {
 | |
|         lfs_format(&lfs, &cfg) => 0;
 | |
|         lfs_mount(&lfs, &cfg) => 0;
 | |
|     }
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|     err = lfs_mkdir(&lfs, "a");
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|     assert(!err || err == LFS_ERR_EXIST);
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|     err = lfs_mkdir(&lfs, "b");
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|     assert(!err || err == LFS_ERR_EXIST);
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|     err = lfs_mkdir(&lfs, "c");
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|     assert(!err || err == LFS_ERR_EXIST);
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|     err = lfs_mkdir(&lfs, "d");
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|     assert(!err || err == LFS_ERR_EXIST);
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|     lfs_unmount(&lfs) => 0;
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| 
 | |
|     while (true) {
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|         lfs_mount(&lfs, &cfg) => 0;
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|         // there should never exist _2_ hello files
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|         int count = 0;
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|         if (lfs_stat(&lfs, "a/hello", &info) == 0) {
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|             assert(strcmp(info.name, "hello") == 0);
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|             assert(info.type == LFS_TYPE_REG);
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|             assert(info.size == 5+8+6 || info.size == 0);
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|             count += 1;
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|         }
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|         if (lfs_stat(&lfs, "b/hello", &info) == 0) {
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|             assert(strcmp(info.name, "hello") == 0);
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|             assert(info.type == LFS_TYPE_REG);
 | |
|             assert(info.size == 5+8+6);
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|             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
 | |
|             break;
 | |
|         } else {
 | |
|             // create 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_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_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;
 | |
| '''
 | |
| 
 | |
| [[case]] # move dir
 | |
| code = '''
 | |
|     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_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;
 | |
| '''
 | |
| 
 | |
| [[case]] # move dir corrupt source
 | |
| in = "lfs.c"
 | |
| code = '''
 | |
|     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_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 bbuffer[LFS_BLOCK_SIZE];
 | |
|     cfg.read(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
 | |
|     int off = LFS_BLOCK_SIZE-1;
 | |
|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
 | |
|         off -= 1;
 | |
|     }
 | |
|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
 | |
|     cfg.erase(&cfg, block) => 0;
 | |
|     cfg.prog(&cfg, block, 0, bbuffer, LFS_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;
 | |
| '''
 | |
| 
 | |
| [[case]] # move dir corrupt source and dest
 | |
| in = "lfs.c"
 | |
| code = '''
 | |
|     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_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 bbuffer[LFS_BLOCK_SIZE];
 | |
|     cfg.read(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
 | |
|     int off = LFS_BLOCK_SIZE-1;
 | |
|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
 | |
|         off -= 1;
 | |
|     }
 | |
|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
 | |
|     cfg.erase(&cfg, block) => 0;
 | |
|     cfg.prog(&cfg, block, 0, bbuffer, LFS_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, bbuffer, LFS_BLOCK_SIZE) => 0;
 | |
|     off = LFS_BLOCK_SIZE-1;
 | |
|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
 | |
|         off -= 1;
 | |
|     }
 | |
|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
 | |
|     cfg.erase(&cfg, block) => 0;
 | |
|     cfg.prog(&cfg, block, 0, bbuffer, LFS_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;
 | |
| '''
 | |
| 
 | |
| [[case]] # move dir after corrupt
 | |
| in = "lfs.c"
 | |
| code = '''
 | |
|     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_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 bbuffer[LFS_BLOCK_SIZE];
 | |
|     cfg.read(&cfg, block, 0, bbuffer, LFS_BLOCK_SIZE) => 0;
 | |
|     int off = LFS_BLOCK_SIZE-1;
 | |
|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
 | |
|         off -= 1;
 | |
|     }
 | |
|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
 | |
|     cfg.erase(&cfg, block) => 0;
 | |
|     cfg.prog(&cfg, block, 0, bbuffer, LFS_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, bbuffer, LFS_BLOCK_SIZE) => 0;
 | |
|     off = LFS_BLOCK_SIZE-1;
 | |
|     while (off >= 0 && bbuffer[off] == LFS_ERASE_VALUE) {
 | |
|         off -= 1;
 | |
|     }
 | |
|     memset(&bbuffer[off-3], LFS_BLOCK_SIZE, 3);
 | |
|     cfg.erase(&cfg, block) => 0;
 | |
|     cfg.prog(&cfg, block, 0, bbuffer, LFS_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;
 | |
| '''
 | |
| 
 | |
| [[case]] # simple reentrant move dir
 | |
| reentrant = true
 | |
| code = '''
 | |
|     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;
 | |
|         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) {
 | |
|             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_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;
 | |
| '''
 | |
| 
 | |
| [[case]] # move state stealing
 | |
| code = '''
 | |
|     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_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;
 | |
|     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;
 | |
|     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;
 | |
| '''
 |