From 218caa410aa38c29984be31a5229b9fa717560ee Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Wed, 17 Apr 2024 14:19:13 +0200
Subject: Merging upstream version 1.68.2+dfsg1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 tests/run-make/libtest-thread-limit/Makefile |  7 +++++++
 tests/run-make/libtest-thread-limit/test.rs  | 20 ++++++++++++++++++++
 2 files changed, 27 insertions(+)
 create mode 100644 tests/run-make/libtest-thread-limit/Makefile
 create mode 100644 tests/run-make/libtest-thread-limit/test.rs

(limited to 'tests/run-make/libtest-thread-limit')

diff --git a/tests/run-make/libtest-thread-limit/Makefile b/tests/run-make/libtest-thread-limit/Makefile
new file mode 100644
index 000000000..d43a89e60
--- /dev/null
+++ b/tests/run-make/libtest-thread-limit/Makefile
@@ -0,0 +1,7 @@
+include ../../run-make-fulldeps/tools.mk
+
+# only-linux
+
+all:
+	$(RUSTC) test.rs --test --target $(TARGET)
+	$(shell ulimit -p 0 && $(call RUN,test))
diff --git a/tests/run-make/libtest-thread-limit/test.rs b/tests/run-make/libtest-thread-limit/test.rs
new file mode 100644
index 000000000..26bc29216
--- /dev/null
+++ b/tests/run-make/libtest-thread-limit/test.rs
@@ -0,0 +1,20 @@
+#![feature(once_cell)]
+
+use std::{
+    io::ErrorKind,
+    sync::OnceLock,
+    thread::{self, Builder, ThreadId},
+};
+
+static THREAD_ID: OnceLock<ThreadId> = OnceLock::new();
+
+#[test]
+fn spawn_thread_would_block() {
+    assert_eq!(Builder::new().spawn(|| unreachable!()).unwrap_err().kind(), ErrorKind::WouldBlock);
+    THREAD_ID.set(thread::current().id()).unwrap();
+}
+
+#[test]
+fn run_in_same_thread() {
+    assert_eq!(*THREAD_ID.get().unwrap(), thread::current().id());
+}
-- 
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