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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-17 12:02:58 +0000
commit698f8c2f01ea549d77d7dc3338a12e04c11057b9 (patch)
tree173a775858bd501c378080a10dca74132f05bc50 /src/test/ui/process/try-wait.rs
parentInitial commit. (diff)
downloadrustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.tar.xz
rustc-698f8c2f01ea549d77d7dc3338a12e04c11057b9.zip
Adding upstream version 1.64.0+dfsg1.upstream/1.64.0+dfsg1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'src/test/ui/process/try-wait.rs')
-rw-r--r--src/test/ui/process/try-wait.rs60
1 files changed, 60 insertions, 0 deletions
diff --git a/src/test/ui/process/try-wait.rs b/src/test/ui/process/try-wait.rs
new file mode 100644
index 000000000..692197210
--- /dev/null
+++ b/src/test/ui/process/try-wait.rs
@@ -0,0 +1,60 @@
+// run-pass
+
+#![allow(stable_features)]
+// ignore-emscripten no processes
+// ignore-sgx no processes
+
+#![feature(process_try_wait)]
+
+use std::env;
+use std::process::Command;
+use std::thread;
+use std::time::Duration;
+
+fn main() {
+ let args = env::args().collect::<Vec<_>>();
+ if args.len() != 1 {
+ match &args[1][..] {
+ "sleep" => thread::sleep(Duration::new(1_000, 0)),
+ _ => {}
+ }
+ return
+ }
+
+ let mut me = Command::new(env::current_exe().unwrap())
+ .arg("sleep")
+ .spawn()
+ .unwrap();
+ let maybe_status = me.try_wait().unwrap();
+ assert!(maybe_status.is_none());
+ let maybe_status = me.try_wait().unwrap();
+ assert!(maybe_status.is_none());
+
+ me.kill().unwrap();
+ me.wait().unwrap();
+
+ let status = me.try_wait().unwrap().unwrap();
+ assert!(!status.success());
+ let status = me.try_wait().unwrap().unwrap();
+ assert!(!status.success());
+
+ let mut me = Command::new(env::current_exe().unwrap())
+ .arg("return-quickly")
+ .spawn()
+ .unwrap();
+ loop {
+ match me.try_wait() {
+ Ok(Some(res)) => {
+ assert!(res.success());
+ break
+ }
+ Ok(None) => {
+ thread::sleep(Duration::from_millis(1));
+ }
+ Err(e) => panic!("error in try_wait: {}", e),
+ }
+ }
+
+ let status = me.try_wait().unwrap().unwrap();
+ assert!(status.success());
+}