1 files changed, 15 insertions, 4 deletions
diff --git a/tests/thread/thread_sleep1.py b/tests/thread/thread_sleep1.py
index add9b02f1..36f775d1f 100644
--- a/tests/thread/thread_sleep1.py
+++ b/tests/thread/thread_sleep1.py
@@ -12,7 +12,8 @@ else:
 import _thread
 
 lock = _thread.allocate_lock()
-n_thread = 4
+n_thread = 0
+n_thread_max = 4
 n_finished = 0
 
 
@@ -24,10 +25,20 @@ def thread_entry(t):
         n_finished += 1
 
 
-for i in range(n_thread):
-    _thread.start_new_thread(thread_entry, (10 * i,))
+# spawn threads
+for _ in range(n_thread_max):
+    try:
+        _thread.start_new_thread(thread_entry, (10 * n_thread,))
+        n_thread += 1
+    except OSError:
+        # System cannot create a new thead, so stop trying to create them.
+        break
+
+# also run the function on this main thread
+thread_entry(10 * n_thread)
+n_thread += 1
 
 # wait for threads to finish
 while n_finished < n_thread:
     sleep_ms(100)
-print("done", n_thread)
+print("done")