Files
browser-cli/tests/test_native_host.py
T

131 lines
4.8 KiB
Python

import json
from pathlib import Path
from types import SimpleNamespace
import pytest
import browser_cli.native_host as native_host
def _raise_system_exit(code: int):
raise SystemExit(code)
def test_cleanup_removes_socket_and_registry_entry(monkeypatch, tmp_path):
alias = "work"
socket_path = tmp_path / "work.sock"
socket_path.write_text("")
registry_path = tmp_path / "registry.json"
registry_path.write_text(json.dumps({alias: str(socket_path), "other": str(tmp_path / "other.sock")}))
monkeypatch.setattr(native_host, "REGISTRY_PATH", registry_path)
monkeypatch.setattr(native_host, "_socket_path_for", lambda alias: str(socket_path))
monkeypatch.setattr(native_host, "is_windows", lambda: False)
native_host._cleanup(alias)
assert not socket_path.exists()
assert json.loads(registry_path.read_text()) == {"other": str(tmp_path / "other.sock")}
def test_stdin_reader_cleans_up_on_eof(monkeypatch):
cleaned = []
monkeypatch.setattr(native_host, "read_native_message", lambda stream: None)
monkeypatch.setattr(native_host, "_cleanup", cleaned.append)
monkeypatch.setattr(native_host.os, "_exit", _raise_system_exit)
monkeypatch.setattr(native_host.sys, "stdin", SimpleNamespace(buffer=object()))
with pytest.raises(SystemExit, match="0"):
native_host.stdin_reader("work")
assert cleaned == ["work"]
def test_cleanup_windows_skips_socket_unlink(monkeypatch, tmp_path):
registry_path = tmp_path / "registry.json"
registry_path.write_text(json.dumps({"work": r"\\.\pipe\browser-cli-work"}))
monkeypatch.setattr(native_host, "REGISTRY_PATH", registry_path)
monkeypatch.setattr(native_host, "is_windows", lambda: True)
native_host._cleanup("work")
assert json.loads(registry_path.read_text()) == {}
def test_stdin_reader_cleans_up_on_bye(monkeypatch):
cleaned = []
messages = iter([{"type": "bye"}])
monkeypatch.setattr(native_host, "read_native_message", lambda stream: next(messages))
monkeypatch.setattr(native_host, "_cleanup", cleaned.append)
monkeypatch.setattr(native_host.os, "_exit", _raise_system_exit)
monkeypatch.setattr(native_host.sys, "stdin", SimpleNamespace(buffer=object()))
with pytest.raises(SystemExit, match="0"):
native_host.stdin_reader("work")
assert cleaned == ["work"]
def test_stdin_reader_routes_response_messages(monkeypatch):
response_queue = native_host.queue.Queue()
native_host.PENDING["msg-1"] = response_queue
messages = iter([{"type": "hello"}, {"id": "msg-1", "success": True}, None])
monkeypatch.setattr(native_host, "read_native_message", lambda stream: next(messages))
monkeypatch.setattr(native_host, "_cleanup", lambda alias: None)
monkeypatch.setattr(native_host.os, "_exit", _raise_system_exit)
monkeypatch.setattr(native_host.sys, "stdin", SimpleNamespace(buffer=object()))
with pytest.raises(SystemExit, match="0"):
native_host.stdin_reader("work")
assert response_queue.get_nowait() == {"id": "msg-1", "success": True}
native_host.PENDING.clear()
def test_collect_paged_browser_command_accumulates_pages(monkeypatch):
calls = []
pages = iter([
{"success": True, "data": {"__browserCliPage": True, "items": [1, 2], "total": 3, "nextOffset": 2}},
{"success": True, "data": {"__browserCliPage": True, "items": [3], "total": 3, "nextOffset": None}},
])
def fake_send(cmd):
calls.append(cmd)
return next(pages)
monkeypatch.setattr(native_host, "PAGE_SIZE", 2)
monkeypatch.setattr(native_host, "_send_browser_command", fake_send)
result = native_host._collect_paged_browser_command({"id": "orig", "command": "tabs.list", "args": {"foo": "bar"}})
assert result == {"id": "orig", "success": True, "data": [1, 2, 3], "pageSize": 2, "total": 3}
assert [call["args"]["__page"] for call in calls] == [
{"offset": 0, "limit": 2},
{"offset": 2, "limit": 2},
]
assert all(call["args"]["foo"] == "bar" for call in calls)
assert all(call["id"] != "orig" for call in calls)
def test_collect_paged_browser_command_passes_through_non_paged_response(monkeypatch):
monkeypatch.setattr(native_host, "_send_browser_command", lambda cmd: {"id": cmd["id"], "success": True, "data": {"value": 1}})
result = native_host._collect_paged_browser_command({"id": "orig", "command": "tabs.list", "args": {}})
assert result == {"id": "orig", "success": True, "data": {"value": 1}}
def test_handle_browser_command_pages_known_list_commands(monkeypatch):
seen = []
monkeypatch.setattr(native_host, "_collect_paged_browser_command", lambda cmd: seen.append(cmd) or {"success": True, "data": []})
result = native_host._handle_browser_command({"id": "orig", "command": "tabs.list", "args": {}})
assert result == {"success": True, "data": []}
assert seen[0]["command"] == "tabs.list"