1 files changed, 20 insertions, 0 deletions
diff --git a/tests/extmod/usocket_udp_nonblock.py b/tests/extmod/usocket_udp_nonblock.py
new file mode 100644
index 000000000..63197584d
--- /dev/null
+++ b/tests/extmod/usocket_udp_nonblock.py
@@ -0,0 +1,20 @@
+# test non-blocking UDP sockets
+
+try:
+    import usocket as socket, uerrno as errno
+except ImportError:
+    try:
+        import socket, errno
+    except ImportError:
+        print("SKIP")
+        raise SystemExit
+
+
+s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
+s.bind(socket.getaddrinfo('127.0.0.1', 8000)[0][-1])
+s.settimeout(0)
+
+try:
+    s.recv(1)
+except OSError as er:
+    print('EAGAIN:', er.args[0] == errno.EAGAIN)