78 lines
3.1 KiB
Rust
78 lines
3.1 KiB
Rust
use std::{env, process};
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use wasi_tests::{create_file, open_scratch_directory};
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unsafe fn test_path_exists(dir_fd: wasi::Fd) {
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// Create a temporary directory
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wasi::path_create_directory(dir_fd, "subdir").expect("create directory");
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// Check directory exists:
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let file_stat = wasi::path_filestat_get(dir_fd, 0, "subdir").expect("reading file stats");
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assert_eq!(file_stat.filetype, wasi::FILETYPE_DIRECTORY);
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// Should still exist with symlink follow flag:
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let file_stat = wasi::path_filestat_get(dir_fd, wasi::LOOKUPFLAGS_SYMLINK_FOLLOW, "subdir")
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.expect("reading file stats");
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assert_eq!(file_stat.filetype, wasi::FILETYPE_DIRECTORY);
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// Create a file:
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create_file(dir_fd, "subdir/file");
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// Check directory exists:
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let file_stat = wasi::path_filestat_get(dir_fd, 0, "subdir/file").expect("reading file stats");
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assert_eq!(file_stat.filetype, wasi::FILETYPE_REGULAR_FILE);
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// Should still exist with symlink follow flag:
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let file_stat =
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wasi::path_filestat_get(dir_fd, wasi::LOOKUPFLAGS_SYMLINK_FOLLOW, "subdir/file")
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.expect("reading file stats");
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assert_eq!(file_stat.filetype, wasi::FILETYPE_REGULAR_FILE);
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// Create a symlink to a file:
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wasi::path_symlink("subdir/file", dir_fd, "link1").expect("create symlink");
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// Check symlink exists:
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let file_stat = wasi::path_filestat_get(dir_fd, 0, "link1").expect("reading file stats");
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assert_eq!(file_stat.filetype, wasi::FILETYPE_SYMBOLIC_LINK);
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// Should still exist with symlink follow flag, pointing to regular file
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let file_stat = wasi::path_filestat_get(dir_fd, wasi::LOOKUPFLAGS_SYMLINK_FOLLOW, "link1")
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.expect("reading file stats");
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assert_eq!(file_stat.filetype, wasi::FILETYPE_REGULAR_FILE);
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// Create a symlink to a dir:
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wasi::path_symlink("subdir", dir_fd, "link2").expect("create symlink");
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// Check symlink exists:
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let file_stat = wasi::path_filestat_get(dir_fd, 0, "link2").expect("reading file stats");
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assert_eq!(file_stat.filetype, wasi::FILETYPE_SYMBOLIC_LINK);
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// Should still exist with symlink follow flag, pointing to directory
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let file_stat = wasi::path_filestat_get(dir_fd, wasi::LOOKUPFLAGS_SYMLINK_FOLLOW, "link2")
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.expect("reading file stats");
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assert_eq!(file_stat.filetype, wasi::FILETYPE_DIRECTORY);
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wasi::path_unlink_file(dir_fd, "link1").expect("clean up");
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wasi::path_unlink_file(dir_fd, "link2").expect("clean up");
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wasi::path_unlink_file(dir_fd, "subdir/file").expect("clean up");
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wasi::path_remove_directory(dir_fd, "subdir").expect("clean up");
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}
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fn main() {
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let mut args = env::args();
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let prog = args.next().unwrap();
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let arg = if let Some(arg) = args.next() {
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arg
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} else {
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eprintln!("usage: {} <scratch directory>", prog);
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process::exit(1);
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};
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// Open scratch directory
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let dir_fd = match open_scratch_directory(&arg) {
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Ok(dir_fd) => dir_fd,
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Err(err) => {
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eprintln!("{}", err);
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process::exit(1)
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}
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};
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// Run the tests.
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unsafe { test_path_exists(dir_fd) }
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}
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