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test(std/wasi): add rename test (#6573)

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Casper Beyer 2020-06-30 11:37:05 +08:00 committed by GitHub
parent 9b749945bb
commit 971dfcf9bb
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1 changed files with 11 additions and 0 deletions
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std/wasi/testdata/std_fs_rename.rs vendored Normal file
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// { "preopens": { "/scratch": "scratch" } }
fn main() {
let old_path = "/scratch/old_file";
let new_path = "/scratch/new_file";
assert!(std::fs::write(old_path, b"Hello, world!").is_ok());
assert!(std::fs::rename(old_path, new_path).is_ok());
assert!(std::fs::read(old_path).is_err());
assert_eq!(std::fs::read(new_path).unwrap(), b"Hello, world!");
}