fs_symlink_file_windows.rs

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#![warn(rust_2018_idioms)]

#![cfg(all(feature = "full", not(target_os = "wasi")))] // WASI does not support all fs operations

#![cfg(windows)]

use tempfile::tempdir;

use tokio::fs;

#[tokio::test]

async fn symlink_file_windows() {

    let dir = tempdir().unwrap();

    let source_path = dir.path().join("foo.txt");

    let dest_path = dir.path().join("bar.txt");

    fs::write(&source_path, b"Hello File!").await.unwrap();

    fs::symlink_file(&source_path, &dest_path).await.unwrap();

    fs::write(&source_path, b"new data!").await.unwrap();

    let from = fs::read(&source_path).await.unwrap();

    let to = fs::read(&dest_path).await.unwrap();

    assert_eq!(from, to);