tests: Add tests for _thread module.

Includes functionality and stress tests.

1 files changed, 28 insertions, 0 deletions

diff --git a/tests/thread/thread_sleep1.py b/tests/thread/thread_sleep1.py
new file mode 100644
index 000000000..0fb8de86e
--- /dev/null
+++ b/tests/thread/thread_sleep1.py
@@ -0,0 +1,28 @@
+# test threads sleeping
+#
+# MIT license; Copyright (c) 2016 Damien P. George on behalf of Pycom Ltd
+
+try:
+    import utime as time
+except ImportError:
+    import time
+import _thread
+
+lock = _thread.allocate_lock()
+n_thread = 16
+n_finished = 0
+
+def thread_entry(t):
+    global n_finished
+    time.sleep(t)
+    time.sleep(2 * t)
+    with lock:
+        n_finished += 1
+
+for i in range(n_thread):
+    _thread.start_new_thread(thread_entry, (i / 100,))
+
+# wait for threads to finish
+while n_finished < n_thread:
+    time.sleep(0.1)
+print('done', n_thread)