51f3ac0c45
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.
67 lines
1.9 KiB
Rust
67 lines
1.9 KiB
Rust
use more_asserts::assert_gt;
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use std::{env, process};
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use wasi_tests::open_scratch_directory;
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unsafe fn test_directory_seek(dir_fd: wasi::Fd) {
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// Create a directory in the scratch directory.
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wasi::path_create_directory(dir_fd, "dir").expect("failed to make directory");
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// Open the directory and attempt to request rights for seeking.
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let fd = wasi::path_open(dir_fd, 0, "dir", 0, wasi::RIGHTS_FD_SEEK, 0, 0)
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.expect("failed to open file");
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assert_gt!(
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fd,
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libc::STDERR_FILENO as wasi::Fd,
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"file descriptor range check",
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);
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// Attempt to seek.
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assert_eq!(
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wasi::fd_seek(fd, 0, wasi::WHENCE_CUR)
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.expect_err("seek on a directory")
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.raw_error(),
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wasi::ERRNO_NOTCAPABLE,
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"errno should be ERRNO_NOTCAPABLE"
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);
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// Check if we obtained the right to seek.
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let fdstat = wasi::fd_fdstat_get(fd).expect("failed to fdstat");
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assert_eq!(
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fdstat.fs_filetype,
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wasi::FILETYPE_DIRECTORY,
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"expected the scratch directory to be a directory",
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);
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assert_eq!(
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(fdstat.fs_rights_base & wasi::RIGHTS_FD_SEEK),
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0,
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"directory has the seek right",
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);
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// Clean up.
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wasi::fd_close(fd).expect("failed to close fd");
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wasi::path_remove_directory(dir_fd, "dir").expect("failed to remove dir");
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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_directory_seek(dir_fd) }
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}
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