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Update WASI tests to use wasi crate v0.9.0 (#743)

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This commit updates _all_ WASI test programs to use the latest
version of the `wasi` crate (`v0.9.0`). While at it, it also
unifies asserting error conditions across all test programs.
This commit is contained in:
Jakub Konka
2019-12-24 22:04:15 +01:00
committed by Dan Gohman
parent 907e7aac01
commit 51f3ac0c45
37 changed files with 862 additions and 1860 deletions
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22
crates/test-programs/wasi-tests/src/bin/readlink_no_buffer.rs
View File

@@ -1,32 +1,22 @@
use std::{env, process};
use wasi_old::wasi_unstable;
use wasi_tests::open_scratch_directory;
use wasi_tests::utils::cleanup_file;
use wasi_tests::wasi_wrappers::{wasi_path_readlink, wasi_path_symlink};
unsafe fn test_readlink_no_buffer(dir_fd: wasi_unstable::Fd) {
unsafe fn test_readlink_no_buffer(dir_fd: wasi::Fd) {
// First create a dangling symlink.
assert!(
wasi_path_symlink("target", dir_fd, "symlink").is_ok(),
"creating a symlink"
);
wasi::path_symlink("target", dir_fd, "symlink").expect("creating a symlink");
// Readlink it into a non-existent buffer.
let mut bufused: usize = 1;
let status = wasi_path_readlink(dir_fd, "symlink", &mut [], &mut bufused);
assert_eq!(
status,
wasi_unstable::raw::__WASI_ESUCCESS,
"readlink with a 0-sized buffer should succeed"
);
let bufused = wasi::path_readlink(dir_fd, "symlink", (&mut []).as_mut_ptr(), 0)
.expect("readlink with a 0-sized buffer should succeed");
assert_eq!(
bufused, 0,
"readlink with a 0-sized buffer should return 'bufused' 0"
);
// Clean up.
cleanup_file(dir_fd, "symlink");
wasi::path_unlink_file(dir_fd, "symlink").expect("removing a file");
}
fn main() {
let mut args = env::args();
let prog = args.next().unwrap();