Files
hermes-webui/tests/test_issue4843_pet_webui_command.py
T

559 lines
18 KiB
Python

"""Regression tests for the WebUI /pet handoff."""
import json
from pathlib import Path
import subprocess
import tempfile
import textwrap
REPO_ROOT = Path(__file__).resolve().parents[1]
COMMANDS_JS = (REPO_ROOT / "static" / "commands.js").read_text(encoding="utf-8")
MESSAGES_JS = (REPO_ROOT / "static" / "messages.js").read_text(encoding="utf-8")
def _run_pet_js(
*,
status,
adapter_status=None,
status_throws=False,
hook_result=None,
hook_throws=False,
command="/pet feed tuna",
):
hook_setup = ""
if hook_throws:
hook_setup += textwrap.dedent(
"""
ctx.window.__hermesHandlePetSlashCommand = async payload => {
hookCalls.push(payload);
throw new Error('hook failed');
};
"""
)
elif hook_result is not None:
hook_setup += textwrap.dedent(
f"""
ctx.window.__hermesHandlePetSlashCommand = async payload => {{
hookCalls.push(payload);
return {json.dumps(hook_result)};
}};
"""
)
script = textwrap.dedent(
f"""
const vm = require('vm');
const hookCalls = [];
const consoleErrors = [];
const captureConsole = {{
...console,
error: (...args) => {{
consoleErrors.push(args.map(arg => String(arg && arg.message ? arg.message : arg)).join(' '));
}},
}};
const window = {{
__HERMES_WEBUI_DESKTOP_COMPANION_STATUS__: {json.dumps(adapter_status)},
}};
window.window = window;
const ctx = {{
console: captureConsole,
window,
localStorage: {{ getItem(){{return null;}}, setItem(){{}}, removeItem(){{}} }},
t: key => key,
api: async path => {{
if (path === '/api/extensions/status') {{
if ({json.dumps(status_throws)}) throw new Error('extensions api failed');
return {json.dumps(status)};
}}
throw new Error('unexpected api path: ' + path);
}},
}};
{hook_setup}
vm.createContext(ctx);
vm.runInContext({json.dumps(COMMANDS_JS)}, ctx);
(async () => {{
const result = await vm.runInContext(`(async () => {{ return await handlePetSlashCommand({json.dumps(command)}, {{name:'pet'}}); }})()`, ctx);
process.stdout.write(JSON.stringify({{result, hookCalls, consoleErrors}}));
}})().catch(err => {{
console.error(err && err.stack || err);
process.exit(1);
}});
"""
)
with tempfile.NamedTemporaryFile("w", suffix=".js", encoding="utf-8", delete=False) as handle:
handle.write(script)
script_path = Path(handle.name)
try:
proc = subprocess.run(["node", str(script_path)], check=True, capture_output=True, text=True)
finally:
script_path.unlink(missing_ok=True)
return json.loads(proc.stdout)
def _run_send_js(*, command, status, adapter_status=None, hook_result=None, hook_throws=False):
hook_setup = ""
if hook_throws:
hook_setup += textwrap.dedent(
"""
ctx.window.__hermesHandlePetSlashCommand = async payload => {
throw new Error('hook failed');
};
"""
)
elif hook_result is not None:
hook_setup += textwrap.dedent(
f"""
ctx.window.__hermesHandlePetSlashCommand = async payload => {{
return {json.dumps(hook_result)};
}};
"""
)
script = textwrap.dedent(
f"""
const vm = require('vm');
const msgInput = {{
value: {json.dumps(command)},
style: {{}},
scrollHeight: 0,
addEventListener(){{}},
removeEventListener(){{}},
focus(){{}},
blur(){{}},
setSelectionRange(){{}},
}};
const commandExecCalls = [];
const genericEl = {{
addEventListener(){{}},
removeEventListener(){{}},
classList: {{ add(){{}}, remove(){{}} }},
style: {{}},
dataset: {{}},
value: '',
textContent: '',
innerHTML: '',
}};
const ctx = {{
console,
window: {{
__HERMES_WEBUI_DESKTOP_COMPANION_STATUS__: {json.dumps(adapter_status)},
addEventListener(){{}},
requestAnimationFrame(cb){{ return 1; }},
}},
document: {{
addEventListener(){{}},
getElementById(id){{ return id === 'msg' ? msgInput : genericEl; }},
querySelector(){{ return null; }},
}},
localStorage: {{ getItem(){{return null;}}, setItem(){{}}, removeItem(){{}} }},
t: key => key,
S: {{
busy: false,
session: null,
pendingFiles: [],
messages: [],
activeProfile: 'default',
activeStreamId: null,
}},
INFLIGHT: {{}},
_pendingSelections: [],
_sendInProgress: false,
_sendInProgressSid: null,
_composerTextWithPendingSelections(){{ return msgInput.value; }},
_flushSelectionBlocksToComposer(){{}},
_dismissHandoffHint(){{}},
_clearStaleBusyStateBeforeSend(){{ return false; }},
_clearComposerAfterQueuedSelectionSend(){{}},
_chatPayloadModelState(){{ return {{ model: '', model_provider: '' }}; }},
queueSessionMessage(){{}},
updateQueueBadge(){{}},
renderTray(){{}},
showToast(){{}},
renderMessages(){{}},
renderSessionList(){{}},
autoResize(){{}},
hideCmdDropdown(){{}},
syncTopbar(){{}},
setBusy(){{}},
setComposerStatus(){{}},
setStatus(){{}},
updateSendBtn(){{}},
clearOptimisticSessionStreaming(){{}},
newSession: async () => {{
ctx.S.session = {{ session_id: 'sid-1', title: 'New Chat' }};
}},
$: id => {{
if (id === 'msg') return msgInput;
return genericEl;
}},
api: async (path, options) => {{
if (path === '/api/commands') return {{
commands: [
{{
name: 'pet',
description: 'Desktop Companion command',
category: 'Tools',
aliases: [],
cli_only: true,
gateway_only: false
}},
{{
name: 'browser',
description: 'Attach browser tools',
category: 'Tools',
aliases: ['browse'],
cli_only: true,
gateway_only: false
}}
]
}};
if (path === '/api/extensions/status') return {json.dumps(status)};
if (path === '/api/commands/exec') {{
commandExecCalls.push(JSON.parse(options.body).command);
return {{ output: 'unexpected exec' }};
}}
throw new Error('unexpected api path: ' + path);
}},
}};
ctx.window.window = ctx.window;
vm.createContext(ctx);
vm.runInContext({json.dumps(COMMANDS_JS)}, ctx);
{hook_setup}
vm.runInContext({json.dumps(MESSAGES_JS)}, ctx);
(async () => {{
await vm.runInContext('send()', ctx);
process.stdout.write(JSON.stringify({{
messages: ctx.S.messages,
commandExecCalls,
remainingInput: msgInput.value,
}}));
}})().catch(err => {{
console.error(err && err.stack || err);
process.exit(1);
}});
"""
)
with tempfile.NamedTemporaryFile("w", suffix=".js", encoding="utf-8", delete=False) as handle:
handle.write(script)
script_path = Path(handle.name)
try:
proc = subprocess.run(["node", str(script_path)], check=True, capture_output=True, text=True)
finally:
script_path.unlink(missing_ok=True)
return json.loads(proc.stdout)
def test_pet_help_routes_to_install_guidance_when_companion_is_missing():
result = _run_pet_js(
status={"enabled": False, "extensions": [], "gallery_installed": {}},
adapter_status=None,
)
assert result["result"]["handled"] is False
message = result["result"]["message"]
assert "Desktop Companion is not installed yet." in message
assert "Settings -> Extensions -> Gallery -> Desktop Companion" in message
assert "https://github.com/franksong2702/hermes-webui-desktop-companion#after-gallery-install" in message
assert "Desktop Companion app" in message
def test_pet_help_routes_to_enable_guidance_when_companion_is_disabled():
result = _run_pet_js(
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": False,
"user_disabled": True,
"status": "user_disabled",
}
],
},
adapter_status=None,
)
assert result["result"]["handled"] is False
message = result["result"]["message"]
assert "Desktop Companion is installed but disabled." in message
assert "Enable it in Settings -> Extensions" in message
assert "Desktop Companion app" in message
assert "https://github.com/franksong2702/hermes-webui-desktop-companion#after-gallery-install" in message
def test_pet_help_routes_to_reload_and_start_guidance_when_adapter_status_is_missing():
result = _run_pet_js(
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status=None,
)
assert result["result"]["handled"] is False
message = result["result"]["message"]
assert "adapter status is not loaded yet" in message
assert "Reload WebUI if you just enabled it" in message
assert "Desktop Companion app" in message
def test_pet_help_routes_to_connect_guidance_when_adapter_is_not_connected():
result = _run_pet_js(
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status={"connected": False},
)
assert result["result"]["handled"] is False
message = result["result"]["message"]
assert "local app is not connected yet" in message
assert "Start or connect the Desktop Companion app" in message
assert "Setup guide:" in message
def test_pet_help_hands_off_to_desktop_companion_hook_when_connected():
result = _run_pet_js(
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status={"connected": True},
hook_result={"handled": True, "message": "mascot handled"},
command="/pet feed tuna ",
)
assert result["result"] == {"handled": True, "message": "mascot handled"}
assert result["hookCalls"] == [
{
"command": "/pet feed tuna ",
"args": "feed tuna",
"source": "webui-slash-command",
"metadata": {"name": "pet"},
}
]
def test_pet_help_preserves_explicit_falsy_hook_message_values():
result = _run_pet_js(
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status={"connected": True},
hook_result={"handled": True, "message": 0},
command="/pet count snacks",
)
assert result["result"] == {"handled": True, "message": "0"}
assert result["hookCalls"] == [
{
"command": "/pet count snacks",
"args": "count snacks",
"source": "webui-slash-command",
"metadata": {"name": "pet"},
}
]
def test_pet_help_treats_truthy_hook_result_as_handled():
result = _run_pet_js(
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status={"connected": True},
hook_result="mascot handled",
command="/pet wave",
)
assert result["result"] == {"handled": True, "message": ""}
assert result["hookCalls"] == [
{
"command": "/pet wave",
"args": "wave",
"source": "webui-slash-command",
"metadata": {"name": "pet"},
}
]
def test_pet_help_routes_to_status_error_when_extension_status_api_fails():
result = _run_pet_js(
status={"enabled": False, "extensions": []},
status_throws=True,
adapter_status=None,
)
assert result["result"]["handled"] is False
assert result["result"]["message"] == (
"Desktop Companion status is unavailable right now.\n\n"
"Reload WebUI or check your connection, then retry /pet."
)
def test_pet_help_falls_back_to_unavailable_guidance_when_hook_is_missing():
result = _run_pet_js(
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status={"connected": True},
)
message = result["result"]["message"]
assert result["result"]["handled"] is False
assert "Desktop Companion is installed and connected" in message
assert "/pet is not available yet in this Desktop Companion version" in message
assert "Update the Desktop Companion app" in message
assert "https://github.com/franksong2702/hermes-webui-desktop-companion#after-gallery-install" in message
def test_pet_help_routes_to_hook_error_guidance_when_hook_throws():
result = _run_pet_js(
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status={"connected": True},
hook_throws=True,
)
assert result["result"]["handled"] is False
assert result["result"]["message"] == (
"Desktop Companion is installed and connected, but it hit an error while handling /pet.\n\n"
"Check the browser console and the Desktop Companion app, then retry /pet."
)
assert any("Desktop Companion /pet hook error:" in entry for entry in result["consoleErrors"])
assert any("hook failed" in entry for entry in result["consoleErrors"])
def test_pet_slash_intercept_bypasses_generic_agent_execution():
pet = _run_send_js(
command="/pet feed tuna",
status={"enabled": False, "extensions": []},
adapter_status=None,
)
browser = _run_send_js(
command="/browser open",
status={"enabled": False, "extensions": []},
adapter_status=None,
)
assert [item["role"] for item in pet["messages"]] == ["user", "assistant"]
assert "Desktop Companion is not installed yet." in pet["messages"][1]["content"]
assert "Hermes CLI-only command" not in pet["messages"][1]["content"]
assert pet["commandExecCalls"] == []
assert pet["remainingInput"] == ""
assert [item["role"] for item in browser["messages"]] == ["user", "assistant"]
assert "`/browser` is a Hermes CLI-only command" in browser["messages"][1]["content"]
assert browser["commandExecCalls"] == []
def test_pet_send_uses_extension_message_when_hook_returns_one():
result = _run_send_js(
command="/pet feed tuna",
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status={"connected": True},
hook_result={"handled": True, "message": "mascot handled"},
)
assert [item["role"] for item in result["messages"]] == ["user", "assistant"]
assert result["messages"][1]["content"] == "mascot handled"
assert result["commandExecCalls"] == []
assert result["remainingInput"] == ""
def test_pet_send_leaves_chat_reply_to_extension_when_hook_handles_silently():
result = _run_send_js(
command="/pet wave",
status={
"enabled": True,
"extensions": [
{
"id": "desktop-companion",
"name": "Desktop Companion",
"effective_enabled": True,
"user_disabled": False,
"status": "enabled",
}
],
},
adapter_status={"connected": True},
hook_result=True,
)
assert [item["role"] for item in result["messages"]] == ["user"]
assert result["commandExecCalls"] == []
assert result["remainingInput"] == ""