hermes-agent/tests/hermes_cli/test_whatsapp_cloud_setup.py
emozilla 984e6cb5b8 feat(whatsapp): add WhatsApp Business Cloud API adapter
Add an official, production-grade WhatsApp integration via Meta's
Business Cloud API as a complement to the existing Baileys bridge.
No bridge subprocess, no QR codes, no account-ban risk — at the cost
of a Meta Business account and a public HTTPS webhook URL.

Setup is fully wizard-driven: 'hermes whatsapp-cloud' walks through
every credential with paste-time validation (catches the #1 trap of
pasting a phone number into the Phone Number ID field), generates a
verify token, and ends with copy-paste instructions for the
cloudflared / Meta-dashboard / Business Manager pieces that can't be
automated. The wizard also points users at Meta's Business Manager
for setting the bot's display name and profile picture.

Feature set:

- Inbound: text, images (with native-vision routing), voice notes
  (STT), documents (small text inlined, larger cached), reply context.
- Outbound: text with WhatsApp-flavored markdown conversion, images,
  videos, documents, opus voice notes via ffmpeg with MP3 fallback.
- Native interactive buttons for clarify, dangerous-command approval,
  and slash-command confirmation flows — matches the Telegram /
  Discord UX, graceful degrades to plain text.
- Read receipts (blue double-checkmarks) and typing indicator,
  using Meta's combined endpoint so they fire in a single API call.
- Webhook security: X-Hub-Signature-256 HMAC verification (raw body,
  constant-time), wamid deduplication, group-shaped-message refusal
  (groups deferred to v2 — Baileys still covers them).
- Full integration with the gateway's session, cron, display-tier,
  prompt-hint, and auth-allowlist systems. Cloud and Baileys can run
  side-by-side against different phone numbers.

Also wires STT (speech-to-text) through Nous's managed audio gateway
for Nous subscribers — previously the default stt.provider=local
required a separate faster-whisper install. New subscribers now get
voice-note transcription out of the box.

Docs: 418-line user guide at website/docs/user-guide/messaging/
whatsapp-cloud.md, sidebar entry, environment-variables reference,
ADDING_A_PLATFORM.md updated with the optional interactive-UX
contract for future adapter authors.

Tests: 100 dedicated tests for the adapter, 32 for the setup wizard,
20 for the Nous subscription STT wiring, plus regression coverage
across display_config, prompt_builder, and the cron scheduler.

Known limitations (deferred until clear demand signal):
- Group chats — use the Baileys bridge if you need them.
- Message templates for 24-hour-window outside-conversation sends —
  reactive chat is unaffected; cron / delegate_task with gaps > 24h
  will fail with a clear error. The agent's system prompt warns the
  model about this so it knows to mention it when scheduling delayed
  messages.
2026-05-23 01:07:01 -04:00

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"""Tests for the WhatsApp Cloud API setup wizard.
Covers:
- Field-shape validators (catch the #1 setup mistake — phone number in
the Phone Number ID field — plus the OpenAI / Slack / GitHub token
paste-by-mistake cases)
- Wizard end-to-end flow with mocked stdin/stdout — verifies each step
writes the expected env var, validation errors block invalid input,
optional fields can be skipped, and the SETUP COMPLETE block prints
the post-setup tunnel + Meta-dashboard instructions the user needs
(the wizard can't smoke-test reachability itself because the gateway
isn't running yet during setup).
"""
from __future__ import annotations
import io
import os
from contextlib import redirect_stdout
from pathlib import Path
import pytest
from hermes_cli.setup_whatsapp_cloud import (
_validate_phone_number_id,
_validate_waba_id,
_validate_app_id,
_validate_app_secret,
_validate_access_token,
run_whatsapp_cloud_setup,
)
# ---------------------------------------------------------------------------
# Validator tests — the cheap, exhaustive coverage layer
# ---------------------------------------------------------------------------
class TestPhoneNumberIdValidator:
def test_accepts_real_meta_phone_number_id(self):
ok, _ = _validate_phone_number_id("7794189252778687")
assert ok
def test_rejects_actual_phone_number_with_helpful_message(self):
"""The #1 setup trap — pasting the phone number instead of the ID."""
ok, reason = _validate_phone_number_id("15556422442")
assert not ok
assert "phone number" in reason.lower()
assert "Phone number ID" in reason # tells them where to look
def test_rejects_phone_number_with_plus(self):
ok, reason = _validate_phone_number_id("+15556422442")
assert not ok
assert "numeric" in reason.lower() or "phone number" in reason.lower()
def test_rejects_empty(self):
ok, reason = _validate_phone_number_id("")
assert not ok
assert "required" in reason.lower()
def test_rejects_too_short(self):
ok, _ = _validate_phone_number_id("12345")
assert not ok
def test_rejects_too_long(self):
ok, _ = _validate_phone_number_id("1" * 25)
assert not ok
def test_strips_surrounding_whitespace(self):
ok, _ = _validate_phone_number_id(" 7794189252778687 ")
assert ok
class TestAccessTokenValidator:
def test_accepts_eaa_token(self):
ok, _ = _validate_access_token("EAA" + "a" * 100)
assert ok
def test_rejects_empty(self):
ok, reason = _validate_access_token("")
assert not ok
assert "required" in reason.lower()
def test_rejects_openai_key_with_helpful_message(self):
ok, reason = _validate_access_token("sk-proj-" + "a" * 100)
assert not ok
assert "OpenAI" in reason
def test_rejects_slack_token_with_helpful_message(self):
ok, reason = _validate_access_token("xoxb-1234-5678-abcdef")
assert not ok
assert "Slack" in reason
def test_rejects_github_token_with_helpful_message(self):
ok, reason = _validate_access_token("ghp_abcdefghijklmnop")
assert not ok
assert "GitHub" in reason
def test_rejects_garbage_with_helpful_message(self):
ok, reason = _validate_access_token("random-string-here")
assert not ok
assert "EAA" in reason # tells them what to look for
def test_rejects_short_token(self):
ok, reason = _validate_access_token("EAAabc")
assert not ok
assert "short" in reason.lower()
class TestAppSecretValidator:
def test_accepts_32_hex_chars(self):
ok, _ = _validate_app_secret("0123456789abcdef0123456789abcdef")
assert ok
def test_accepts_uppercase_hex(self):
ok, _ = _validate_app_secret("0123456789ABCDEF0123456789ABCDEF")
assert ok
def test_rejects_wrong_length(self):
ok, reason = _validate_app_secret("0123456789abcdef") # 16 chars
assert not ok
assert "32" in reason
def test_rejects_non_hex(self):
ok, reason = _validate_app_secret("zzzz56789abcdef0123456789abcdezz")
assert not ok
assert "hex" in reason.lower()
def test_rejects_empty(self):
ok, _ = _validate_app_secret("")
assert not ok
class TestAppIdValidator:
def test_accepts_valid(self):
ok, _ = _validate_app_id("1234567890123456")
assert ok
def test_rejects_non_numeric(self):
ok, _ = _validate_app_id("abcdef")
assert not ok
def test_rejects_too_short(self):
ok, _ = _validate_app_id("123")
assert not ok
class TestWabaIdValidator:
def test_accepts_valid(self):
ok, _ = _validate_waba_id("215589313241560883")
assert ok
def test_rejects_non_numeric(self):
ok, _ = _validate_waba_id("abc-def")
assert not ok
# ---------------------------------------------------------------------------
# End-to-end wizard flow
# ---------------------------------------------------------------------------
@pytest.fixture
def isolated_home(tmp_path, monkeypatch):
"""Redirect HERMES_HOME so save_env_value writes into a temp .env."""
home = tmp_path / "home"
hermes = home / ".hermes"
hermes.mkdir(parents=True)
monkeypatch.setattr(Path, "home", lambda: home)
monkeypatch.setenv("HERMES_HOME", str(hermes))
for key in list(os.environ):
if key.startswith("WHATSAPP_CLOUD_"):
monkeypatch.delenv(key, raising=False)
return hermes
def _env_value(hermes_home: Path, key: str) -> str | None:
env_file = hermes_home / ".env"
if not env_file.exists():
return None
for line in env_file.read_text().splitlines():
if "=" not in line:
continue
k, _, v = line.partition("=")
if k.strip() == key:
return v.strip().strip('"').strip("'")
return None
class TestWizardFlow:
def test_happy_path_minimal(self, isolated_home, monkeypatch):
"""Provide only the required fields; skip optional steps."""
inputs = iter([
"", # press Enter to continue
"7794189252778687", # Phone Number ID
"EAA" + "x" * 200, # Access Token
"0123456789abcdef0123456789abcdef", # App Secret
"", # App ID — skip
"", # WABA ID — skip
"15551234567", # Allowed users
])
monkeypatch.setattr("builtins.input", lambda *a, **kw: next(inputs))
buf = io.StringIO()
with redirect_stdout(buf):
rc = run_whatsapp_cloud_setup()
assert rc == 0
out = buf.getvalue()
assert "SETUP COMPLETE" in out
# Required fields written
assert _env_value(isolated_home, "WHATSAPP_CLOUD_PHONE_NUMBER_ID") == "7794189252778687"
assert _env_value(isolated_home, "WHATSAPP_CLOUD_ACCESS_TOKEN").startswith("EAA")
assert len(_env_value(isolated_home, "WHATSAPP_CLOUD_APP_SECRET")) == 32
assert _env_value(isolated_home, "WHATSAPP_CLOUD_ALLOWED_USERS") == "15551234567"
# Verify token auto-generated
assert _env_value(isolated_home, "WHATSAPP_CLOUD_VERIFY_TOKEN")
# Optional fields stayed unset
assert _env_value(isolated_home, "WHATSAPP_CLOUD_APP_ID") is None
assert _env_value(isolated_home, "WHATSAPP_CLOUD_WABA_ID") is None
def test_phone_number_id_validator_catches_phone_number(self, isolated_home, monkeypatch):
"""The trap test — user pastes their phone number into the
Phone Number ID field. Wizard MUST reject with a helpful
explanation, not pass through."""
inputs = iter([
"", # press Enter to continue
"15556422442", # phone number — rejected
"", # empty — gives up
])
monkeypatch.setattr("builtins.input", lambda *a, **kw: next(inputs))
buf = io.StringIO()
with redirect_stdout(buf):
rc = run_whatsapp_cloud_setup()
assert rc == 1
out = buf.getvalue()
# Must surface the specific guidance about Phone Number ID
assert "Phone number ID" in out
assert "15-17 digits" in out
# Should NOT have saved the bad value
assert _env_value(isolated_home, "WHATSAPP_CLOUD_PHONE_NUMBER_ID") is None
def test_access_token_validator_catches_openai_key(self, isolated_home, monkeypatch):
"""User pastes 'sk-proj-...' by mistake. Wizard rejects."""
inputs = iter([
"", # continue
"7794189252778687", # good Phone ID
"sk-proj-" + "x" * 100, # OpenAI key — rejected
"", # give up
])
monkeypatch.setattr("builtins.input", lambda *a, **kw: next(inputs))
buf = io.StringIO()
with redirect_stdout(buf):
rc = run_whatsapp_cloud_setup()
assert rc == 1
out = buf.getvalue()
assert "OpenAI" in out # diagnostic in error message
# Phone Number ID was saved (it was valid), but access token was not
assert _env_value(isolated_home, "WHATSAPP_CLOUD_PHONE_NUMBER_ID") == "7794189252778687"
assert _env_value(isolated_home, "WHATSAPP_CLOUD_ACCESS_TOKEN") is None
def test_verify_token_is_auto_generated(self, isolated_home, monkeypatch):
"""The verify token is one of the few things the user shouldn't
have to invent. Wizard generates a strong random one."""
inputs = iter([
"", # continue
"7794189252778687", # Phone ID
"EAA" + "x" * 200, # Token
"0123456789abcdef0123456789abcdef", # App Secret
"", # App ID — skip
"", # WABA ID — skip
"15551234567", # Allowed users
])
monkeypatch.setattr("builtins.input", lambda *a, **kw: next(inputs))
buf = io.StringIO()
with redirect_stdout(buf):
run_whatsapp_cloud_setup()
verify_token = _env_value(isolated_home, "WHATSAPP_CLOUD_VERIFY_TOKEN")
assert verify_token is not None
# secrets.token_urlsafe(32) produces ~43 chars (base64-of-32-bytes)
assert len(verify_token) >= 32
# Should also be echoed to user output so they can paste into Meta
assert verify_token in buf.getvalue()
def test_setup_complete_block_includes_post_setup_instructions(self, isolated_home, monkeypatch):
"""The wizard can't smoke-test the webhook itself (the gateway
isn't running yet), so it MUST print the exact curl/cloudflared
steps the user needs after the wizard exits."""
inputs = iter([
"", # continue
"7794189252778687", # Phone ID
"EAA" + "x" * 200, # Token
"0123456789abcdef0123456789abcdef", # App Secret
"", # App ID — skip
"", # WABA ID — skip
"15551234567", # Allowed users
])
monkeypatch.setattr("builtins.input", lambda *a, **kw: next(inputs))
buf = io.StringIO()
with redirect_stdout(buf):
run_whatsapp_cloud_setup()
out = buf.getvalue()
# Required post-setup guidance
assert "cloudflared tunnel --url http://localhost:8090" in out
assert "hermes gateway" in out
assert "Verify and save" in out
assert "messages" in out
# The verify token should be quotable on the curl line
verify_token = _env_value(isolated_home, "WHATSAPP_CLOUD_VERIFY_TOKEN")
assert verify_token in out
def test_existing_token_preserved_on_rerun(self, isolated_home, monkeypatch):
"""Re-running the wizard with existing config should let the
user keep current values by hitting Enter."""
# Pre-populate .env as if a previous run succeeded
env_file = isolated_home / ".env"
env_file.write_text(
"WHATSAPP_CLOUD_PHONE_NUMBER_ID=7794189252778687\n"
"WHATSAPP_CLOUD_ACCESS_TOKEN=EAAprevious_token_here_" + "x" * 100 + "\n"
"WHATSAPP_CLOUD_APP_SECRET=0123456789abcdef0123456789abcdef\n"
"WHATSAPP_CLOUD_VERIFY_TOKEN=existing_verify_token_already_set\n"
)
inputs = iter([
"", # continue
"", # Phone ID — keep existing
"", # Token — keep existing
"", # App Secret — keep existing
"", # App ID — skip
"", # WABA ID — skip
"", # verify token: regenerate? [y/N] — no
"", # Allowed users — keep
])
monkeypatch.setattr("builtins.input", lambda *a, **kw: next(inputs))
buf = io.StringIO()
with redirect_stdout(buf):
rc = run_whatsapp_cloud_setup()
assert rc == 0
# Values preserved
token = _env_value(isolated_home, "WHATSAPP_CLOUD_ACCESS_TOKEN")
assert token is not None
assert token.startswith("EAAprevious_token_here_")
# Verify token preserved (user said no to regenerate)
assert _env_value(isolated_home, "WHATSAPP_CLOUD_VERIFY_TOKEN") == "existing_verify_token_already_set"
# =========================================================================
# Profile polish block (SETUP COMPLETE → optional WhatsApp profile setup)
# =========================================================================
class TestProfilePolishGuidance:
"""The wizard can't set the bot's WhatsApp display name or profile
picture via the API — those go through Meta's Business Manager UI.
Verify that the SETUP COMPLETE block points the user at the right
place rather than leaving them to figure it out on their own."""
def test_polish_block_present_and_points_at_business_manager(
self, isolated_home, monkeypatch
):
inputs = iter([
"",
"7794189252778687",
"EAA" + "x" * 200,
"0123456789abcdef0123456789abcdef",
"", # App ID — skip
"", # WABA ID — skip
"15551234567",
])
monkeypatch.setattr("builtins.input", lambda *a, **kw: next(inputs))
buf = io.StringIO()
with redirect_stdout(buf):
run_whatsapp_cloud_setup()
out = buf.getvalue()
# Polish block header
assert "polish your bot's WhatsApp profile" in out
# Direct user at Meta's Business Manager (not the developer dash)
assert "business.facebook.com/wa/manage/phone-numbers" in out
# Mention each of the three things the user can do there
assert "Display name" in out
assert "profile picture" in out
assert "Edit profile" in out
# Set expectations about display-name reviews
assert "24-48h" in out or "2448h" in out
def test_polish_block_deeplinks_when_waba_id_known(
self, isolated_home, monkeypatch
):
"""If the user gave us the WABA ID earlier in the wizard, the
Business Manager URL should pre-select their account."""
waba = "987654321098765"
inputs = iter([
"",
"7794189252778687",
"EAA" + "x" * 200,
"0123456789abcdef0123456789abcdef",
"", # App ID — skip
waba, # WABA ID — provided
"15551234567",
])
monkeypatch.setattr("builtins.input", lambda *a, **kw: next(inputs))
buf = io.StringIO()
with redirect_stdout(buf):
run_whatsapp_cloud_setup()
out = buf.getvalue()
# Deep-linked URL with the user's WABA pre-selected
assert f"waba_id={waba}" in out
# Without WABA, we tell the user they'll need to pick their account
assert "select your WhatsApp Business Account" not in out