Rename TwilioService to CallerService, remove Twilio-specific audio encoding

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

tests/test_caller_service.py

@@ -0,0 +1,102 @@
+import sys
+sys.path.insert(0, "/Users/lukemacneil/ai-podcast")
+
+from backend.services.caller_service import CallerService
+
+
+def test_queue_starts_empty():
+    svc = CallerService()
+    assert svc.get_queue() == []
+
+
+def test_add_caller_to_queue():
+    svc = CallerService()
+    svc.add_to_queue("abc123", "Dave")
+    q = svc.get_queue()
+    assert len(q) == 1
+    assert q[0]["caller_id"] == "abc123"
+    assert q[0]["name"] == "Dave"
+    assert "wait_time" in q[0]
+
+
+def test_remove_caller_from_queue():
+    svc = CallerService()
+    svc.add_to_queue("abc123", "Dave")
+    svc.remove_from_queue("abc123")
+    assert svc.get_queue() == []
+
+
+def test_allocate_channel():
+    svc = CallerService()
+    ch1 = svc.allocate_channel()
+    ch2 = svc.allocate_channel()
+    assert ch1 == 3
+    assert ch2 == 4
+    svc.release_channel(ch1)
+    ch3 = svc.allocate_channel()
+    assert ch3 == 3
+
+
+def test_take_call():
+    svc = CallerService()
+    svc.add_to_queue("abc123", "Dave")
+    result = svc.take_call("abc123")
+    assert result["caller_id"] == "abc123"
+    assert result["channel"] >= 3
+    assert svc.get_queue() == []
+    assert svc.active_calls["abc123"]["channel"] == result["channel"]
+
+
+def test_hangup_real_caller():
+    svc = CallerService()
+    svc.add_to_queue("abc123", "Dave")
+    svc.take_call("abc123")
+    ch = svc.active_calls["abc123"]["channel"]
+    svc.hangup("abc123")
+    assert "abc123" not in svc.active_calls
+    assert ch not in svc._allocated_channels
+
+
+def test_caller_counter_increments():
+    svc = CallerService()
+    svc.add_to_queue("id1", "Dave")
+    svc.add_to_queue("id2", "Sarah")
+    r1 = svc.take_call("id1")
+    r2 = svc.take_call("id2")
+    assert r1["name"] == "Dave"
+    assert r2["name"] == "Sarah"
+
+
+def test_register_and_unregister_websocket():
+    svc = CallerService()
+    fake_ws = object()
+    svc.register_websocket("abc123", fake_ws)
+    assert svc._websockets["abc123"] is fake_ws
+    svc.unregister_websocket("abc123")
+    assert "abc123" not in svc._websockets
+
+
+def test_hangup_clears_websocket():
+    svc = CallerService()
+    svc.add_to_queue("abc123", "Dave")
+    svc.take_call("abc123")
+    svc.register_websocket("abc123", object())
+    svc.hangup("abc123")
+    assert "abc123" not in svc._websockets
+
+
+def test_reset_clears_websockets():
+    svc = CallerService()
+    svc.register_websocket("id1", object())
+    svc.register_websocket("id2", object())
+    svc.reset()
+    assert svc._websockets == {}
+
+
+def test_send_audio_no_websocket():
+    """send_audio_to_caller returns silently when no WS registered"""
+    import asyncio
+    svc = CallerService()
+    asyncio.get_event_loop().run_until_complete(
+        svc.send_audio_to_caller("NONE", b"\x00" * 100, 16000)
+    )

tests/test_twilio_service.py

@@ -1,103 +0,0 @@
-import sys
-sys.path.insert(0, "/Users/lukemacneil/ai-podcast")
-
-from backend.services.twilio_service import TwilioService
-
-
-def test_queue_starts_empty():
-    svc = TwilioService()
-    assert svc.get_queue() == []
-
-
-def test_add_caller_to_queue():
-    svc = TwilioService()
-    svc.add_to_queue("CA123", "+15125550142")
-    q = svc.get_queue()
-    assert len(q) == 1
-    assert q[0]["call_sid"] == "CA123"
-    assert q[0]["phone"] == "+15125550142"
-    assert "wait_time" in q[0]
-
-
-def test_remove_caller_from_queue():
-    svc = TwilioService()
-    svc.add_to_queue("CA123", "+15125550142")
-    svc.remove_from_queue("CA123")
-    assert svc.get_queue() == []
-
-
-def test_allocate_channel():
-    svc = TwilioService()
-    ch1 = svc.allocate_channel()
-    ch2 = svc.allocate_channel()
-    assert ch1 == 3
-    assert ch2 == 4
-    svc.release_channel(ch1)
-    ch3 = svc.allocate_channel()
-    assert ch3 == 3
-
-
-def test_take_call():
-    svc = TwilioService()
-    svc.add_to_queue("CA123", "+15125550142")
-    result = svc.take_call("CA123")
-    assert result["call_sid"] == "CA123"
-    assert result["channel"] >= 3
-    assert svc.get_queue() == []
-    assert svc.active_calls["CA123"]["channel"] == result["channel"]
-
-
-def test_hangup_real_caller():
-    svc = TwilioService()
-    svc.add_to_queue("CA123", "+15125550142")
-    svc.take_call("CA123")
-    ch = svc.active_calls["CA123"]["channel"]
-    svc.hangup("CA123")
-    assert "CA123" not in svc.active_calls
-    assert ch not in svc._allocated_channels
-
-
-def test_caller_counter_increments():
-    svc = TwilioService()
-    svc.add_to_queue("CA1", "+15125550001")
-    svc.add_to_queue("CA2", "+15125550002")
-    r1 = svc.take_call("CA1")
-    r2 = svc.take_call("CA2")
-    assert r1["name"] == "Caller #1"
-    assert r2["name"] == "Caller #2"
-
-
-def test_register_and_unregister_websocket():
-    svc = TwilioService()
-    fake_ws = object()
-    svc.register_websocket("CA123", fake_ws)
-    assert svc._websockets["CA123"] is fake_ws
-    svc.unregister_websocket("CA123")
-    assert "CA123" not in svc._websockets
-
-
-def test_hangup_clears_websocket():
-    svc = TwilioService()
-    svc.add_to_queue("CA123", "+15125550142")
-    svc.take_call("CA123")
-    svc.register_websocket("CA123", object())
-    svc.hangup("CA123")
-    assert "CA123" not in svc._websockets
-
-
-def test_reset_clears_websockets():
-    svc = TwilioService()
-    svc.register_websocket("CA1", object())
-    svc.register_websocket("CA2", object())
-    svc.reset()
-    assert svc._websockets == {}
-
-
-def test_send_audio_no_websocket():
-    """send_audio_to_caller returns silently when no WS registered"""
-    import asyncio
-    svc = TwilioService()
-    # Should not raise
-    asyncio.get_event_loop().run_until_complete(
-        svc.send_audio_to_caller("CA_NONE", b"\x00" * 100, 8000)
-    )