hermes-agent/tests/tools/test_browser_open_timeout.py
infinitycrew39 7bb8aa3bd5 test(browser): cover open timeout diagnostics and failed navigate title
Add regression tests for open-command timeout floors, sandbox bypass,
stderr capture formatting, first-navigation timeout wiring, and desktop
failed-navigate labeling.
2026-06-28 12:14:21 -05:00

112 lines
4.3 KiB
Python

"""Tests for browser first-open timeout and timeout diagnostics."""
from unittest.mock import patch
import pytest
import tools.browser_tool as bt
@pytest.fixture(autouse=True)
def _reset_browser_caches():
bt._cached_command_timeout = None
bt._command_timeout_resolved = False
yield
bt._cached_command_timeout = None
bt._command_timeout_resolved = False
class TestOpenCommandTimeout:
def test_first_open_uses_longer_floor(self, monkeypatch):
monkeypatch.setattr(bt, "_get_command_timeout", lambda: 30)
assert bt._get_open_command_timeout(first_open=True) == bt.MIN_FIRST_OPEN_TIMEOUT
assert bt._get_open_command_timeout(first_open=False) == bt.MIN_OPEN_TIMEOUT
def test_respects_config_above_floor(self, monkeypatch):
monkeypatch.setattr(bt, "_get_command_timeout", lambda: 180)
assert bt._get_open_command_timeout(first_open=True) == 180
assert bt._get_open_command_timeout(first_open=False) == 180
class TestSandboxBypass:
def test_docker_triggers_bypass(self, monkeypatch):
monkeypatch.setattr(bt, "_running_in_docker", lambda: True)
assert bt._needs_chromium_sandbox_bypass() is True
def test_apparmor_userns_triggers_bypass(self, monkeypatch, tmp_path):
monkeypatch.setattr(bt, "_running_in_docker", lambda: False)
sysctl = tmp_path / "apparmor_restrict_unprivileged_userns"
sysctl.write_text("1\n", encoding="utf-8")
import builtins
real_open = builtins.open
def _open(path, *args, **kwargs):
if "apparmor_restrict_unprivileged_userns" in str(path):
return real_open(sysctl, *args, **kwargs)
return real_open(path, *args, **kwargs)
monkeypatch.setattr(builtins, "open", _open)
assert bt._needs_chromium_sandbox_bypass() is True
class TestTimeoutErrorFormatting:
def test_includes_stderr_detail(self):
err = bt._format_browser_timeout_error(
"open",
120,
"",
"Daemon process exited during startup",
)
assert "120 seconds" in err
assert "Daemon process exited" in err
def test_sandbox_hint(self):
err = bt._format_browser_timeout_error(
"open",
60,
"",
"No usable sandbox!",
)
assert "AGENT_BROWSER_ARGS" in err
def test_local_install_hint(self, monkeypatch):
monkeypatch.setattr(bt, "_is_local_mode", lambda: True)
monkeypatch.setattr(bt, "_running_in_docker", lambda: False)
err = bt._format_browser_timeout_error("open", 60, "", "")
assert "agent-browser install --with-deps" in err
class TestReadCommandOutputFiles:
def test_reads_stdout_and_stderr(self, tmp_path):
stdout_path = tmp_path / "out"
stderr_path = tmp_path / "err"
stdout_path.write_text("ok", encoding="utf-8")
stderr_path.write_text("warn", encoding="utf-8")
stdout, stderr = bt._read_command_output_files(str(stdout_path), str(stderr_path))
assert stdout == "ok"
assert stderr == "warn"
class TestBrowserNavigateOpenTimeout:
def test_first_navigation_uses_first_open_timeout(self, monkeypatch):
captured: dict = {}
def fake_run(task_id, command, args, timeout=None):
if command == "open":
captured["timeout"] = timeout
return {"success": True, "data": {"title": "t", "url": args[0] if args else ""}}
monkeypatch.setattr(bt, "_get_open_command_timeout", lambda first_open=False: 120 if first_open else 60)
monkeypatch.setattr(bt, "_run_browser_command", fake_run)
monkeypatch.setattr(bt, "_get_session_info", lambda key: {"_first_nav": True, "features": {}})
monkeypatch.setattr(bt, "_is_camofox_mode", lambda: False)
monkeypatch.setattr(bt, "_is_local_backend", lambda: True)
monkeypatch.setattr(bt, "_is_local_sidecar_key", lambda key: False)
monkeypatch.setattr(bt, "_navigation_session_key", lambda task_id, url: task_id)
monkeypatch.setattr(bt, "_maybe_start_recording", lambda *a, **kw: None)
monkeypatch.setattr(bt, "check_website_access", lambda url: None)
bt.browser_navigate("https://example.com", task_id="task-1")
assert captured["timeout"] == 120