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small gleam coding and persistent agent daemon with a detachable cli and a canvas ui forked from okami.mom/albedo
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import unittest
from harness import Albedo, Provider, exclusive, python, text
@exclusiveclass BrowserTests(unittest.TestCase): def test_headless_shell_preserves_overrides_headed_launches_and_fallback(self): code = ""
def script(request): if request["messages"][-1].get("role") == "user": return python(code) return text("done")
def prepare(app): nonlocal code bin_dir = app.workspace / "bin" bin_dir.mkdir() chrome = bin_dir / "chromium" shell = bin_dir / "headless-shell" shell_link = app.home / "browsers/chrome-headless-shell" shell_link.parent.mkdir() shell_link.symlink_to(shell) for executable in (chrome, shell): executable.write_text( '#!/bin/sh\necho "test browser exited" >&2\nexit 23\n' ) executable.chmod(0o755) for variable in ( "ALBEDO_BROWSER_EXECUTABLE", "PRIME_BROWSER_EXECUTABLE", "CHROME_PATH", ): app.daemon.env[variable] = ""
code = f"""from pathlib import Pathfrom albedo_plugins.browser import LaunchErrorchrome = {str(chrome)!r}shell = {str(shell)!r}os.environ['PATH'] = {str(bin_dir)!r}async def check(expected, **options): try: b = await browser.spawn(sandbox=False, timeout=3, **options) except LaunchError as error: assert error.details['executable'] == expected, error.to_dict() assert error.details['reason'] == 'process_exited', error.to_dict() assert 'test browser exited' in error.details['stderr_tail'], error.to_dict() assert not Path(error.details['profile']).exists() else: await b.close() raise AssertionError('test browser should exit during startup')await check(shell)path_shell = Path({str(bin_dir / "chrome-headless-shell")!r})path_shell.symlink_to(chrome)await check(chrome)path_shell.unlink()await check(chrome, headless=False)await check(chrome, executable=chrome)os.environ['ALBEDO_BROWSER_EXECUTABLE'] = chromeawait check(chrome)del os.environ['ALBEDO_BROWSER_EXECUTABLE']Path({str(shell_link)!r}).unlink()await check(chrome)try: await browser.spawn(executable={str(shell_link)!r}, sandbox=False)except LaunchError as error: assert error.details['reason'] == 'executable_not_found', error.to_dict()else: raise AssertionError('missing explicit browser must not fall back')Path({str(app.workspace / "passed")!r}).write_text('passed')"""
provider = Provider(script) self.addCleanup(provider.close) with Albedo(provider, prepare=prepare) as app: session = app.session() app.prompt(session, "try the installed browsers").close() app.idle(session) self.assertTrue((app.workspace / "passed").exists(), app.history(session))