ai-agent-book 精选快照（<2MB 代码与文档，来自 github.com/bojieli/ai-agent-book）

chapter6/streaming-speech/test_streaming.py

@@ -0,0 +1,26 @@
+import numpy as np
+
+from qwen2_streaming import parse_response
+from whisper_baseline import energy_vad_endpoints, energy_vad_events
+
+
+def test_qwen_json_and_native_event_token_parsing():
+    transcript, events = parse_response('{"transcript":"你好","acoustic_events":["noise", "<|laughter|>"]}')
+    assert transcript == "你好"
+    assert events == ["<|noise|>", "<|laughter|>"]
+
+
+def test_600ms_vad_splits_a_long_pause():
+    sr = 1000
+    audio = np.concatenate([np.ones(sr), np.zeros(700), np.ones(sr)]) * 0.1
+    endpoints = energy_vad_endpoints(audio, sr, silence_ms=600)
+    assert len(endpoints) == 2
+    assert 900 <= endpoints[0] <= 1100
+
+
+def test_vad_separates_acoustic_endpoint_from_600ms_decision():
+    sr = 1000
+    audio = np.concatenate([np.ones(sr), np.zeros(700), np.ones(sr)]) * 0.1
+    event = energy_vad_events(audio, sr, silence_ms=600)[0]
+    assert 900 <= event.speech_endpoint <= 1100
+    assert 590 <= event.decision - event.speech_endpoint <= 610