Add pipeline code
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Grok Bot
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"""Tests. Everything audio here is a synthetic TEST signal made locally, never pilot audio.
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Run: python3 -m unittest discover -s _pipeline/tests -v (from the repo root)"""
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import http.server
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import json
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import os
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import sys
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import tempfile
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import threading
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import unittest
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sys.path.insert(0, os.path.join(os.path.dirname(os.path.abspath(__file__)), ".."))
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import acx_check
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import assemble
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import audiomeasure as am
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import script
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import settings
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import voice
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CFG = settings.load()
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def test_piece(path, hz, seconds, level):
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"""TEST signal: speech-like (harmonics, 4 Hz syllable rhythm, a little noise) at amplitude `level`."""
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expr = "%g*(0.6*sin(2*PI*%g*t)+0.3*sin(4*PI*%g*t)+0.1*sin(6*PI*%g*t))*(0.55+0.45*sin(2*PI*4*t))" % (level, hz, hz, hz)
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am.ffmpeg(["-f", "lavfi", "-i", "aevalsrc='%s':s=24000:d=%g" % (expr, seconds), "-ar", "24000", "-ac", "1", path])
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class AudioTests(unittest.TestCase):
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def test_assemble_then_check_passes(self):
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with tempfile.TemporaryDirectory() as d:
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items = []
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for i, (hz, lvl) in enumerate([(120, 0.02), (150, 0.05), (130, 0.03)]):
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p = os.path.join(d, "t%d.wav" % i)
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test_piece(p, hz, 4, lvl)
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items.append({"wav": p, "gap_after_s": 0.7})
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if i == 0:
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items.append({"cue": "chime", "gap_after_s": 0.25})
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out = os.path.join(d, "audio", "chapter-99.mp3")
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gain = assemble.assemble_items(CFG, items, out)
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m = acx_check.measure(CFG, out)
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print("\nTEST assembled: gain %.1f dB, measured %s" % (gain, {k: (round(v, 2) if isinstance(v, float) else v) for k, v in m.items()}))
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for name, value, passed in acx_check.judge(CFG, out, m):
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self.assertTrue(passed, "%s %s" % (name, value))
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def test_checker_fails_bad_files(self):
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with tempfile.TemporaryDirectory() as d:
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raw = os.path.join(d, "raw.wav")
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test_piece(raw, 130, 4, 1.4) # hot test signal, clips at full scale
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bad = os.path.join(d, "bad.mp3") # stereo, 128k, 22.05 kHz, no room tone
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am.ffmpeg(["-i", raw, "-ac", "2", "-ar", "22050", "-c:a", "libmp3lame", "-b:a", "128k", bad])
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failed = {n for n, v, p in acx_check.judge(CFG, bad, acx_check.measure(CFG, bad)) if not p}
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print("\nTEST bad file 1 fails on:", sorted(failed))
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self.assertTrue({"format", "rms dB", "noise floor dB", "head s", "tail s"} <= failed)
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hot = os.path.join(d, "hot.mp3") # correct format, but too loud
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am.ffmpeg(["-i", raw, "-ac", "1", "-ar", "44100", "-c:a", "libmp3lame", "-b:a", "192k", hot])
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m = acx_check.measure(CFG, hot)
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failed = {n for n, v, p in acx_check.judge(CFG, hot, m) if not p}
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print("TEST bad file 2 (peak %.1f dB) fails on:" % m["peak_db"], sorted(failed))
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self.assertIn("peak dB", failed)
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self.assertNotIn("format", failed)
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class StubHandler(http.server.BaseHTTPRequestHandler):
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seen = []
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def do_POST(self):
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body = json.loads(self.rfile.read(int(self.headers["Content-Length"])))
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StubHandler.seen.append((self.path, body))
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if self.path.endswith("/audio/speech"):
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with tempfile.TemporaryDirectory() as d:
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p = os.path.join(d, "x.wav")
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test_piece(p, 130, 1, 0.1)
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data = open(p, "rb").read()
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self.send_response(200)
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self.send_header("Content-Type", "audio/wav")
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else:
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data = json.dumps({"choices": [{"message": {"content": "A test summary."}}]}).encode()
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self.send_response(200)
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self.send_header("Content-Type", "application/json")
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self.send_header("Content-Length", str(len(data)))
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self.end_headers()
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self.wfile.write(data)
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def log_message(self, *a):
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pass
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class ClientTests(unittest.TestCase):
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@classmethod
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def setUpClass(cls):
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cls.server = http.server.HTTPServer(("127.0.0.1", 0), StubHandler)
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threading.Thread(target=cls.server.serve_forever, daemon=True).start()
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cls.url = "http://127.0.0.1:%d" % cls.server.server_port
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@classmethod
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def tearDownClass(cls):
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cls.server.shutdown()
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def cfg(self):
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c = json.loads(json.dumps(CFG))
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c["voice"]["endpoint"] = self.url + "/v1/audio/speech"
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c["llm"].update(endpoint=self.url + "/v1/chat/completions", model="m")
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return c
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def test_voice_request_and_wav(self):
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StubHandler.seen.clear()
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data = voice.speak(self.cfg(), "Hello there.")
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path, body = StubHandler.seen[0]
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self.assertEqual(path, "/v1/audio/speech")
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self.assertEqual(body["input"], "Hello there.")
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self.assertEqual(body["response_format"], "wav")
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self.assertEqual(data[:4], b"RIFF")
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def test_sentence_split_keeps_abbreviations(self):
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s = voice.sentences('One day Dr. Alexis Carrel sent word. "The world," he said. E. Stanley Jones came.')
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self.assertEqual(len(s), 3)
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def test_script_wraps_inserted_parts_when_switches_on(self):
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c = self.cfg()
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c["summaries"].update(chapter_preview=True, chapter_summary=True, concept_summary=True)
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ch = {"number": 1, "title": "We Go Seeking", "switches": {}}
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segs = script.chapter_script(c, {"summaries": {}}, ch, ["Para one is here.", "Para two is here.", "Para three is here."])
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kinds = [s["kind"] for s in segs]
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self.assertEqual(kinds[:5], ["header", "cue", "label", "chapter_preview", "cue"])
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self.assertEqual(kinds[-4:], ["cue", "label", "chapter_summary", "cue"])
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self.assertEqual(kinds.count("concept_summary"), 1)
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self.assertEqual([s["text"] for s in segs if s["kind"] == "author"], ["Para one is here.", "Para two is here.", "Para three is here."])
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def test_switches_default_off_and_chapter_wins(self):
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ch = {"number": 1, "title": "x", "switches": {"chapter_summary": True}}
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self.assertFalse(script.switch(CFG, {"summaries": {}}, {"switches": {}}, "chapter_summary"))
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self.assertTrue(script.switch(CFG, {"summaries": {"chapter_summary": False}}, ch, "chapter_summary"))
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if __name__ == "__main__":
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unittest.main()
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