Spec out first steps, nothing works yet

test/conftest.py

@@ -0,0 +1,8 @@
+import pytest
+
+
+@pytest.fixture
+def smc():
+    from simple_message_channels import SimpleMessageChannel
+
+    return SimpleMessageChannel()

test/test_smc.py

@@ -0,0 +1,10 @@
+async def test_send_recv(smc):
+    channel, type, message = 0, 0, b"abc"
+
+    payload = await smc.send(channel, type, message)
+    assert isinstance(payload, bytes)
+
+    async with smc.recv(payload) as response:
+        assert response.channel == channel
+        assert response.type == type
+        assert response.message == message