Support read/write of noise msg and payload

tests/security/noise/test_noise.py

@@ -0,0 +1,20 @@
+import pytest
+
+from libp2p.tools.factories import noise_conn_factory
+
+DATA = b"testing_123"
+
+
+@pytest.mark.trio
+async def test_noise_transport(nursery):
+    async with noise_conn_factory(nursery):
+        pass
+
+
+@pytest.mark.trio
+async def test_noise_connection(nursery):
+    async with noise_conn_factory(nursery) as conns:
+        local_conn, remote_conn = conns
+        await local_conn.write(DATA)
+        read_data = await remote_conn.read(len(DATA))
+        assert read_data == DATA