From 2aa4a82499d4becd2284cdb482213d541b8804dd Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 28 Apr 2024 16:29:10 +0200
Subject: Adding upstream version 86.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 third_party/rust/tokio-fs/tests/file.rs | 146 ++++++++++++++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 third_party/rust/tokio-fs/tests/file.rs

(limited to 'third_party/rust/tokio-fs/tests')

diff --git a/third_party/rust/tokio-fs/tests/file.rs b/third_party/rust/tokio-fs/tests/file.rs
new file mode 100644
index 0000000000..c8185c1f22
--- /dev/null
+++ b/third_party/rust/tokio-fs/tests/file.rs
@@ -0,0 +1,146 @@
+extern crate futures;
+extern crate rand;
+extern crate tempdir;
+extern crate tokio_fs;
+extern crate tokio_io;
+extern crate tokio_threadpool;
+
+use tokio_fs::*;
+use tokio_io::io;
+use tokio_threadpool::*;
+
+use futures::Future;
+use futures::future::poll_fn;
+use futures::sync::oneshot;
+use rand::{thread_rng, Rng};
+use tempdir::TempDir;
+
+use std::fs::File as StdFile;
+use std::io::{Read, SeekFrom};
+
+#[test]
+fn read_write() {
+    const NUM_CHARS: usize = 16 * 1_024;
+
+    let dir = TempDir::new("tokio-fs-tests").unwrap();
+    let file_path = dir.path().join("read_write.txt");
+
+    let contents: Vec<u8> = thread_rng().gen_ascii_chars()
+        .take(NUM_CHARS)
+        .collect::<String>()
+        .into();
+
+    let pool = Builder::new()
+        .pool_size(1)
+        .build();
+
+    let (tx, rx) = oneshot::channel();
+
+    pool.spawn({
+        let file_path = file_path.clone();
+        let contents = contents.clone();
+
+        File::create(file_path)
+            .and_then(|file| file.metadata())
+            .inspect(|&(_, ref metadata)| assert!(metadata.is_file()))
+            .and_then(move |(file, _)| io::write_all(file, contents))
+            .and_then(|(mut file, _)| {
+                poll_fn(move || file.poll_sync_all())
+            })
+            .then(|res| {
+                let _ = res.unwrap();
+                tx.send(()).unwrap();
+                Ok(())
+            })
+    });
+
+    rx.wait().unwrap();
+
+    let mut file = StdFile::open(&file_path).unwrap();
+
+    let mut dst = vec![];
+    file.read_to_end(&mut dst).unwrap();
+
+    assert_eq!(dst, contents);
+
+    let (tx, rx) = oneshot::channel();
+
+    pool.spawn({
+        File::open(file_path)
+            .and_then(|file| io::read_to_end(file, vec![]))
+            .then(move |res| {
+                let (_, buf) = res.unwrap();
+                assert_eq!(buf, contents);
+                tx.send(()).unwrap();
+                Ok(())
+            })
+    });
+
+    rx.wait().unwrap();
+}
+
+#[test]
+fn metadata() {
+    let dir = TempDir::new("tokio-fs-tests").unwrap();
+    let file_path = dir.path().join("metadata.txt");
+
+    let pool = Builder::new().pool_size(1).build();
+
+    let (tx, rx) = oneshot::channel();
+
+    pool.spawn({
+        let file_path = file_path.clone();
+        let file_path2 = file_path.clone();
+        let file_path3 = file_path.clone();
+
+        tokio_fs::metadata(file_path)
+            .then(|r| {
+                let _ = r.err().unwrap();
+                Ok(())
+            })
+            .and_then(|_| File::create(file_path2))
+            .and_then(|_| tokio_fs::metadata(file_path3))
+            .then(|r| {
+                assert!(r.unwrap().is_file());
+                tx.send(())
+            })
+    });
+
+    rx.wait().unwrap();
+}
+
+#[test]
+fn seek() {
+    let dir = TempDir::new("tokio-fs-tests").unwrap();
+    let file_path = dir.path().join("seek.txt");
+
+    let pool = Builder::new().pool_size(1).build();
+
+    let (tx, rx) = oneshot::channel();
+
+    pool.spawn(
+        OpenOptions::new()
+            .create(true)
+            .read(true)
+            .write(true)
+            .open(file_path)
+            .and_then(|file| io::write_all(file, "Hello, world!"))
+            .and_then(|(file, _)| file.seek(SeekFrom::End(-6)))
+            .and_then(|(file, _)| io::read_exact(file, vec![0; 5]))
+            .and_then(|(file, buf)| {
+                assert_eq!(buf, b"world");
+                file.seek(SeekFrom::Start(0))
+            })
+            .and_then(|(file, _)| io::read_exact(file, vec![0; 5]))
+            .and_then(|(_, buf)| {
+                assert_eq!(buf, b"Hello");
+                Ok(())
+            })
+            .then(|r| {
+                let _ = r.unwrap();
+                tx.send(())
+            }),
+    );
+
+    rx.wait().unwrap();
+}
-- 
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