"""Formatting must never reach the speakers.

Regression test for hearing "asterisk asterisk aloud asterisk asterisk".
"""
import asyncio, sys
from pathlib import Path
sys.path.insert(0, str(Path(__file__).parent))
from spoken_text import SpokenTextFilter

CASES = [
    ("It is annoying to hear **aloud** asterisks.", "It is annoying to hear aloud asterisks."),
    ("Use *italics* and `code` and ~~strike~~.", "Use italics and code and strike."),
    ("- first\n- second", "first\nsecond"),
    ("Check `bot.py`, the **sample_rate** is 16000.", "Check bot.py, the sample rate is 16000."),
    ("See [the docs](https://example.com) for more.", "See the docs for more."),
    ("Multiply 3 * 4.", "Multiply 3 times 4."),
    ("A plain sentence.", "A plain sentence."),
    ("The well-known trade-off is fine.", "The well-known trade-off is fine."),
]

async def main():
    f = SpokenTextFilter()
    bad = 0
    for text, want in CASES:
        got = await f.filter(text)
        if got.strip() != want.strip():
            bad += 1
            print(f"  FAIL  {text!r}\n        got  {got!r}\n        want {want!r}")
    print(f"  {'PASS' if not bad else 'FAIL'}  {len(CASES) - bad}/{len(CASES)} spoken-text cases")
    # Nothing that reads as punctuation noise should survive.
    joined = "".join([await f.filter(t) for t, _ in CASES])
    for ch in "*`~#":
        print(f"  {'PASS' if ch not in joined else 'FAIL'}  no {ch!r} reaches the speakers")

asyncio.run(main())