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The agent that grows with you
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5.0 kB · 101 lines
Python
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102"""Tests for CLI browser CDP auto-launch helpers."""
import osimport subprocessfrom unittest.mock import patch
from cli import HermesCLIfrom hermes_cli.browser_connect import manual_chrome_debug_command
def _assert_chrome_debug_cmd(cmd, expected_chrome, expected_port): """Verify the auto-launch command has all required flags.""" assert cmd[0] == expected_chrome assert f"--remote-debugging-port={expected_port}" in cmd assert "--no-first-run" in cmd assert "--no-default-browser-check" in cmd user_data_args = [a for a in cmd if a.startswith("--user-data-dir=")] assert len(user_data_args) == 1, "Expected exactly one --user-data-dir flag" assert "chrome-debug" in user_data_args[0]
class TestChromeDebugLaunch: def test_windows_launch_uses_browser_found_on_path(self): captured = {}
def fake_popen(cmd, **kwargs): captured["cmd"] = cmd captured["kwargs"] = kwargs return object()
with patch("hermes_cli.browser_connect.shutil.which", side_effect=lambda name: r"C:\Chrome\chrome.exe" if name == "chrome.exe" else None), \ patch("hermes_cli.browser_connect.os.path.isfile", side_effect=lambda path: path == r"C:\Chrome\chrome.exe"), \ patch("subprocess.Popen", side_effect=fake_popen): assert HermesCLI._try_launch_chrome_debug(9333, "Windows") is True
_assert_chrome_debug_cmd(captured["cmd"], r"C:\Chrome\chrome.exe", 9333) # Windows uses creationflags (POSIX-only start_new_session would raise). assert "start_new_session" not in captured["kwargs"] flags = captured["kwargs"].get("creationflags", 0) expected = getattr(subprocess, "DETACHED_PROCESS", 0) | getattr( subprocess, "CREATE_NEW_PROCESS_GROUP", 0 ) assert flags == expected
def test_windows_launch_falls_back_to_common_install_dirs(self, monkeypatch): captured = {} program_files = r"C:\Program Files" # Use os.path.join so path separators match cross-platform installed = os.path.join(program_files, "Google", "Chrome", "Application", "chrome.exe")
def fake_popen(cmd, **kwargs): captured["cmd"] = cmd captured["kwargs"] = kwargs return object()
monkeypatch.setenv("ProgramFiles", program_files) monkeypatch.delenv("ProgramFiles(x86)", raising=False) monkeypatch.delenv("LOCALAPPDATA", raising=False)
with patch("hermes_cli.browser_connect.shutil.which", return_value=None), \ patch("hermes_cli.browser_connect.os.path.isfile", side_effect=lambda path: path == installed), \ patch("subprocess.Popen", side_effect=fake_popen): assert HermesCLI._try_launch_chrome_debug(9222, "Windows") is True
_assert_chrome_debug_cmd(captured["cmd"], installed, 9222)
def test_manual_command_uses_detected_linux_browser(self): with patch("hermes_cli.browser_connect.shutil.which", side_effect=lambda name: "/usr/bin/chromium" if name == "chromium" else None), \ patch("hermes_cli.browser_connect.os.path.isfile", side_effect=lambda path: path == "/usr/bin/chromium"): command = manual_chrome_debug_command(9222, "Linux")
assert command is not None assert command.startswith("/usr/bin/chromium --remote-debugging-port=9222")
def test_manual_command_uses_wsl_windows_chrome_when_available(self): chrome = "/mnt/c/Program Files/Google/Chrome/Application/chrome.exe"
with patch("hermes_cli.browser_connect.shutil.which", return_value=None), \ patch("hermes_cli.browser_connect.os.path.isfile", side_effect=lambda path: path == chrome): command = manual_chrome_debug_command(9222, "Linux")
assert command is not None # Linux/WSL uses POSIX shell quoting (single quotes around paths with spaces). assert command.startswith(f"'{chrome}' --remote-debugging-port=9222")
def test_manual_command_uses_windows_quoting_on_windows(self): chrome = r"C:\Program Files\Google\Chrome\Application\chrome.exe"
with patch("hermes_cli.browser_connect.shutil.which", side_effect=lambda name: chrome if name == "chrome.exe" else None), \ patch("hermes_cli.browser_connect.os.path.isfile", side_effect=lambda path: path == chrome): command = manual_chrome_debug_command(9222, "Windows")
assert command is not None # Windows uses cmd.exe-compatible quoting via subprocess.list2cmdline. assert command.startswith(f'"{chrome}" --remote-debugging-port=9222') assert "'" not in command
def test_manual_command_returns_none_when_linux_browser_missing(self): with patch("hermes_cli.browser_connect.shutil.which", return_value=None), \ patch("hermes_cli.browser_connect.os.path.isfile", return_value=False): assert manual_chrome_debug_command(9222, "Linux") is None