micropython: add micropython component

components/language/micropython/tests/extmod/ussl_basic.py

@@ -0,0 +1,60 @@
+# very basic test of ssl module, just to test the methods exist
+
+try:
+    import uio as io
+    import ussl as ssl
+except ImportError:
+    print("SKIP")
+    raise SystemExit
+
+# create in client mode
+try:
+    ss = ssl.wrap_socket(io.BytesIO(), server_hostname="test.example.com")
+except OSError as er:
+    print("wrap_socket:", repr(er))
+
+# create in server mode (can use this object for further tests)
+socket = io.BytesIO()
+ss = ssl.wrap_socket(socket, server_side=1)
+
+# print
+print(repr(ss)[:12])
+
+# setblocking() propagates call to the underlying stream object, and
+# io.BytesIO doesn't have setblocking() (in CPython too).
+# try:
+#    ss.setblocking(False)
+# except NotImplementedError:
+#    print('setblocking: NotImplementedError')
+# ss.setblocking(True)
+
+# write
+print(ss.write(b"aaaa"))
+
+# read (underlying socket has no data)
+print(ss.read(8))
+
+# read (underlying socket has data, but it's bad data)
+socket.write(b"aaaaaaaaaaaaaaaa")
+socket.seek(0)
+try:
+    ss.read(8)
+except OSError as er:
+    print("read:", repr(er))
+
+# close
+ss.close()
+# close 2nd time
+ss.close()
+
+# read on closed socket
+try:
+    ss.read(10)
+except OSError as er:
+    print("read:", repr(er))
+
+# write on closed socket
+try:
+    ss.write(b"aaaa")
+except OSError as er:
+    print("write:", repr(er))