Files
AstrBot/tests/test_computer_fs_tools.py
T

1012 lines
30 KiB
Python

from __future__ import annotations
import base64
import builtins
import io
import os
import sys
import zipfile
from types import SimpleNamespace
from typing import Any
from unittest.mock import AsyncMock
import pytest
from mcp.types import CallToolResult, ImageContent
from PIL import Image
from astrbot.core.agent.run_context import ContextWrapper
from astrbot.core.computer import file_read_utils
from astrbot.core.computer.booters.local import LocalBooter
from astrbot.core.tools.computer_tools import fs as fs_tools
from astrbot.core.tools.computer_tools import util as computer_util
def _make_context(
*,
require_admin: bool = True,
role: str = "admin",
runtime: str = "local",
umo: str = "qq:friend:user-1",
local_permissions: dict[str, Any] | None = None,
) -> ContextWrapper:
provider_settings = {
"computer_use_require_admin": require_admin,
"computer_use_runtime": runtime,
}
if local_permissions is not None:
provider_settings["computer_use_local_permissions"] = local_permissions
config_holder = SimpleNamespace(
get_config=lambda umo=None: {"provider_settings": provider_settings}
)
event = SimpleNamespace(
role=role,
unified_msg_origin=umo,
get_sender_id=lambda: "user-1",
)
astr_ctx = SimpleNamespace(context=config_holder, event=event)
return ContextWrapper(context=astr_ctx)
def _make_sandbox_context(
*,
role: str = "admin",
umo: str = "qq:friend:user-1",
):
config_holder = SimpleNamespace(
get_config=lambda umo=None: {
"provider_settings": {
"computer_use_require_admin": True,
"computer_use_runtime": "sandbox",
}
}
)
event = SimpleNamespace(
role=role,
unified_msg_origin=umo,
send=AsyncMock(),
)
astr_ctx = SimpleNamespace(context=config_holder, event=event)
return ContextWrapper(context=astr_ctx)
@pytest.mark.asyncio
async def test_sandbox_file_download_handles_windows_remote_filename(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
temp_root = tmp_path / "temp"
temp_root.mkdir(parents=True, exist_ok=True)
monkeypatch.setattr(
fs_tools,
"get_astrbot_temp_path",
lambda: str(temp_root),
)
async def _download_file(_remote_path, local_path):
assert local_path.endswith("report.txt")
assert "\\" not in local_path
booter = SimpleNamespace(download_file=AsyncMock(side_effect=_download_file))
async def _fake_get_booter(_ctx, _umo):
return booter
monkeypatch.setattr(fs_tools, "get_booter", _fake_get_booter)
context = _make_sandbox_context()
result = await fs_tools.FileDownloadTool().call(
context,
remote_path=r"C:\Users\AstrBot\report.txt",
also_send_to_user=True,
)
assert "report.txt" in result
sent_chain = context.context.event.send.await_args.args[0]
sent_file = sent_chain.chain[0]
assert sent_file.name == "report.txt"
@pytest.mark.asyncio
async def test_sandbox_file_download_strips_trailing_remote_slash(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
temp_root = tmp_path / "temp"
temp_root.mkdir(parents=True, exist_ok=True)
monkeypatch.setattr(
fs_tools,
"get_astrbot_temp_path",
lambda: str(temp_root),
)
booter = SimpleNamespace(download_file=AsyncMock())
async def _fake_get_booter(_ctx, _umo):
return booter
monkeypatch.setattr(fs_tools, "get_booter", _fake_get_booter)
context = _make_sandbox_context()
result = await fs_tools.FileDownloadTool().call(
context,
remote_path="reports/export/",
also_send_to_user=True,
)
assert "export" in result
sent_chain = context.context.event.send.await_args.args[0]
sent_file = sent_chain.chain[0]
assert sent_file.name == "export"
def _setup_local_fs_tools(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
*,
umo: str = "qq:friend:user-1",
) -> Any:
workspaces_root = tmp_path / "workspaces"
skills_root = tmp_path / "skills"
plugins_root = tmp_path / "plugins"
builtin_plugins_root = tmp_path / "builtin_plugins"
temp_root = tmp_path / "temp"
workspaces_root.mkdir()
skills_root.mkdir()
plugins_root.mkdir()
builtin_plugins_root.mkdir()
temp_root.mkdir()
monkeypatch.setattr(
computer_util,
"get_astrbot_workspaces_path",
lambda: str(workspaces_root),
)
monkeypatch.setattr(
fs_tools,
"get_astrbot_skills_path",
lambda: str(skills_root),
)
monkeypatch.setattr(
fs_tools,
"get_astrbot_plugin_path",
lambda: str(plugins_root),
)
monkeypatch.setattr(
fs_tools,
"get_astrbot_builtin_plugin_path",
lambda: str(builtin_plugins_root),
)
monkeypatch.setattr(
fs_tools,
"get_astrbot_temp_path",
lambda: str(temp_root),
)
monkeypatch.setattr(
file_read_utils,
"get_astrbot_temp_path",
lambda: str(temp_root),
)
booter = LocalBooter()
async def _fake_get_booter(_ctx, _umo):
return booter
monkeypatch.setattr(fs_tools, "get_booter", _fake_get_booter)
normalized_umo = computer_util.normalize_umo_for_workspace(umo)
workspace = workspaces_root / normalized_umo
workspace.mkdir(parents=True, exist_ok=True)
return workspace
def _make_large_text() -> str:
return "".join(f"line-{index:05d}-{'x' * 48}\n" for index in range(6000))
def _make_hardlink_or_skip(source, link) -> None:
try:
os.link(source, link)
except (AttributeError, OSError) as exc:
pytest.skip(f"hard links are unavailable on this filesystem: {exc}")
def _make_epub_bytes(*, chapter_count: int = 1) -> bytes:
manifest_items = [
'<item id="nav" href="nav.xhtml" media-type="application/xhtml+xml" properties="nav"/>'
]
spine_items = ['<itemref idref="nav"/>']
nav_links = []
buffer = io.BytesIO()
with zipfile.ZipFile(buffer, mode="w") as archive:
archive.writestr(
"mimetype",
"application/epub+zip",
compress_type=zipfile.ZIP_STORED,
)
archive.writestr(
"META-INF/container.xml",
"""<?xml version="1.0" encoding="UTF-8"?>
<container version="1.0" xmlns="urn:oasis:names:tc:opendocument:xmlns:container">
<rootfiles>
<rootfile full-path="OEBPS/content.opf" media-type="application/oebps-package+xml"/>
</rootfiles>
</container>
""",
)
for index in range(1, chapter_count + 1):
manifest_items.append(
f'<item id="chapter{index}" href="chapter{index}.xhtml" '
'media-type="application/xhtml+xml"/>'
)
spine_items.append(f'<itemref idref="chapter{index}"/>')
nav_links.append(
f'<li><a href="chapter{index}.xhtml">Chapter {index}</a></li>'
)
archive.writestr(
f"OEBPS/chapter{index}.xhtml",
f"""<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Chapter {index}</title>
</head>
<body>
<h1>Chapter {index}</h1>
<p>Paragraph {index}</p>
</body>
</html>
""",
)
archive.writestr(
"OEBPS/nav.xhtml",
"""<?xml version="1.0" encoding="utf-8"?>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Navigation</title>
</head>
<body>
<nav epub:type="toc" xmlns:epub="http://www.idpf.org/2007/ops">
<ol>
{links}
</ol>
</nav>
</body>
</html>
""".format(links="".join(nav_links)),
)
archive.writestr(
"OEBPS/content.opf",
"""<?xml version="1.0" encoding="UTF-8"?>
<package xmlns="http://www.idpf.org/2007/opf" version="3.0" unique-identifier="bookid">
<metadata xmlns:dc="http://purl.org/dc/elements/1.1/">
<dc:identifier id="bookid">test-book</dc:identifier>
<dc:title>Test Book</dc:title>
<dc:language>en</dc:language>
</metadata>
<manifest>
{manifest}
</manifest>
<spine>
{spine}
</spine>
</package>
""".format(
manifest="".join(manifest_items),
spine="".join(spine_items),
),
)
return buffer.getvalue()
@pytest.mark.asyncio
async def test_restricted_local_member_can_read_plugin_provided_skill(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
_setup_local_fs_tools(monkeypatch, tmp_path)
plugin_skill = (
tmp_path
/ "plugins"
/ "astrbot_plugin_demo"
/ "skills"
/ "demo-skill"
/ "SKILL.md"
)
plugin_skill.parent.mkdir(parents=True)
plugin_skill.write_text("# Demo Skill\n\nRead plugin docs.", encoding="utf-8")
result = await fs_tools.FileReadTool().call(
_make_context(role="member"),
path=str(plugin_skill),
)
assert result == "# Demo Skill\n\nRead plugin docs."
@pytest.mark.asyncio
async def test_restricted_local_member_can_read_builtin_plugin_skill(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
_setup_local_fs_tools(monkeypatch, tmp_path)
builtin_skill = (
tmp_path
/ "builtin_plugins"
/ "astrbot"
/ "skills"
/ "skill-creator"
/ "SKILL.md"
)
builtin_skill.parent.mkdir(parents=True)
builtin_skill.write_text("# Skill Creator\n", encoding="utf-8")
result = await fs_tools.FileReadTool().call(
_make_context(role="member"),
path=str(builtin_skill),
)
assert result == "# Skill Creator\n"
@pytest.mark.asyncio
async def test_restricted_local_member_can_read_plugin_skill_inventory_even_if_plugin_inactive(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
_setup_local_fs_tools(monkeypatch, tmp_path)
plugin_skill = (
tmp_path
/ "plugins"
/ "astrbot_plugin_demo"
/ "skills"
/ "demo-skill"
/ "SKILL.md"
)
plugin_skill.parent.mkdir(parents=True)
plugin_skill.write_text("# Demo Skill\n", encoding="utf-8")
result = await fs_tools.FileReadTool().call(
_make_context(role="member"),
path=str(plugin_skill),
)
assert result == "# Demo Skill\n"
@pytest.mark.asyncio
async def test_local_member_stays_restricted_when_admin_requirement_is_disabled(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
_setup_local_fs_tools(monkeypatch, tmp_path)
outside_file = tmp_path / "outside.txt"
outside_file.write_text("host secret\n", encoding="utf-8")
result = await fs_tools.FileReadTool().call(
_make_context(role="member", require_admin=False),
path=str(outside_file),
)
assert "Read access is restricted for this user." in result
assert "host secret" not in result
@pytest.mark.asyncio
async def test_local_filesystem_scope_can_grant_member_host_access(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
_setup_local_fs_tools(monkeypatch, tmp_path)
outside_file = tmp_path / "outside.txt"
outside_file.write_text("host data\n", encoding="utf-8")
permissions = {
"member": {
"allow_execution": False,
"allow_network": False,
"filesystem_scope": "host",
}
}
result = await fs_tools.FileReadTool().call(
_make_context(role="member", local_permissions=permissions),
path=str(outside_file),
)
assert result == "host data\n"
@pytest.mark.asyncio
async def test_restricted_local_member_cannot_write_plugin_provided_skill(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
_setup_local_fs_tools(monkeypatch, tmp_path)
plugin_skill = (
tmp_path
/ "plugins"
/ "astrbot_plugin_demo"
/ "skills"
/ "demo-skill"
/ "SKILL.md"
)
plugin_skill.parent.mkdir(parents=True)
plugin_skill.write_text("# Demo Skill\n", encoding="utf-8")
result = await fs_tools.FileWriteTool().call(
_make_context(role="member"),
path=str(plugin_skill),
content="# Changed\n",
)
assert "Write access is restricted for this user." in result
assert "data/plugins/*/skills" not in result
assert plugin_skill.read_text(encoding="utf-8") == "# Demo Skill\n"
@pytest.mark.asyncio
async def test_restricted_local_member_cannot_modify_locally_installed_skill(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
installed_skill = tmp_path / "skills" / "demo-skill" / "SKILL.md"
installed_skill.parent.mkdir(parents=True)
installed_skill.write_text("# Demo Skill\n", encoding="utf-8")
workspace_skill = workspace / "skills" / "demo-skill" / "SKILL.md"
workspace_skill.parent.mkdir(parents=True)
context = _make_context(role="member")
read_result = await fs_tools.FileReadTool().call(
context,
path=str(installed_skill),
)
write_result = await fs_tools.FileWriteTool().call(
context,
path=str(installed_skill),
content="# Changed\n",
)
edit_result = await fs_tools.FileEditTool().call(
context,
path=str(installed_skill),
old="Demo",
new="Changed",
)
workspace_result = await fs_tools.FileWriteTool().call(
context,
path=str(workspace_skill),
content="# Workspace Skill\n",
)
assert read_result == "# Demo Skill\n"
assert "Write access is restricted for this user." in write_result
assert "Write access is restricted for this user." in edit_result
assert "data/skills" not in write_result
assert installed_skill.read_text(encoding="utf-8") == "# Demo Skill\n"
assert workspace_result == f"File written successfully: {workspace_skill}"
assert workspace_skill.read_text(encoding="utf-8") == "# Workspace Skill\n"
@pytest.mark.asyncio
async def test_local_admin_can_modify_locally_installed_skill(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
_setup_local_fs_tools(monkeypatch, tmp_path)
installed_skill = tmp_path / "skills" / "demo-skill" / "SKILL.md"
installed_skill.parent.mkdir(parents=True)
result = await fs_tools.FileWriteTool().call(
_make_context(role="admin"),
path=str(installed_skill),
content="# Demo Skill\n",
)
assert result == f"File written successfully: {installed_skill}"
assert installed_skill.read_text(encoding="utf-8") == "# Demo Skill\n"
@pytest.mark.asyncio
async def test_restricted_local_member_rejects_workspace_hardlink_alias(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
outside_dir = tmp_path / "outside"
outside_dir.mkdir()
outside_file = outside_dir / "secret.txt"
outside_file.write_text("outside-secret\n", encoding="utf-8")
hardlink_path = workspace / "linked.txt"
_make_hardlink_or_skip(outside_file, hardlink_path)
read_result = await fs_tools.FileReadTool().call(
_make_context(role="member"),
path="linked.txt",
)
write_result = await fs_tools.FileWriteTool().call(
_make_context(role="member"),
path="linked.txt",
content="changed\n",
)
assert "multiple hard links" in read_result
assert "may alias content outside allowed directories" in read_result
assert "multiple hard links" in write_result
assert "may alias content outside allowed directories" in write_result
assert outside_file.read_text(encoding="utf-8") == "outside-secret\n"
@pytest.mark.asyncio
async def test_restricted_local_write_fails_closed_without_safe_file_access(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
def unavailable_file_access(*_args, **_kwargs):
raise RuntimeError("Restricted file access is unavailable.")
monkeypatch.setattr(
fs_tools,
"open_file_in_allowed_roots",
unavailable_file_access,
)
result = await fs_tools.FileWriteTool().call(
_make_context(role="member"),
path="blocked.txt",
content="must not be written\n",
)
assert "Restricted file access is unavailable" in result
assert not (workspace / "blocked.txt").exists()
@pytest.mark.asyncio
@pytest.mark.skipif(
not (sys.platform.startswith("linux") or sys.platform == "darwin"),
reason="Descriptor-safe Local access is POSIX-only.",
)
async def test_restricted_local_read_keeps_checked_file_after_ancestor_swap(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
checked_dir = workspace / "checked"
checked_dir.mkdir()
checked_file = checked_dir / "target.txt"
checked_file.write_text("workspace-content\n", encoding="utf-8")
outside_dir = tmp_path / "outside"
outside_dir.mkdir()
(outside_dir / "target.txt").write_text("host-secret\n", encoding="utf-8")
moved_dir = workspace / "checked-original"
original_read = fs_tools.read_file_tool_result
async def _swap_then_read(*args, **kwargs):
checked_dir.rename(moved_dir)
checked_dir.symlink_to(outside_dir, target_is_directory=True)
return await original_read(*args, **kwargs)
monkeypatch.setattr(fs_tools, "read_file_tool_result", _swap_then_read)
result = await fs_tools.FileReadTool().call(
_make_context(role="member"),
path="checked/target.txt",
)
assert result == "workspace-content\n"
assert "host-secret" not in result
@pytest.mark.asyncio
@pytest.mark.skipif(
not (sys.platform.startswith("linux") or sys.platform == "darwin"),
reason="Descriptor-safe Local access is POSIX-only.",
)
async def test_restricted_local_write_keeps_checked_file_after_ancestor_swap(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
checked_dir = workspace / "checked"
checked_dir.mkdir()
checked_file = checked_dir / "target.txt"
checked_file.write_text("workspace-old\n", encoding="utf-8")
outside_dir = tmp_path / "outside"
outside_dir.mkdir()
outside_file = outside_dir / "target.txt"
outside_file.write_text("host-old\n", encoding="utf-8")
moved_dir = workspace / "checked-original"
original_write = LocalBooter().fs.write_file
async def _swap_then_write(*args, **kwargs):
checked_dir.rename(moved_dir)
checked_dir.symlink_to(outside_dir, target_is_directory=True)
return await original_write(*args, **kwargs)
booter = LocalBooter()
monkeypatch.setattr(booter.fs, "write_file", _swap_then_write)
async def _fake_get_booter(_ctx, _umo):
return booter
monkeypatch.setattr(fs_tools, "get_booter", _fake_get_booter)
result = await fs_tools.FileWriteTool().call(
_make_context(role="member"),
path="checked/target.txt",
content="workspace-new\n",
)
assert "File written successfully" in result
assert (moved_dir / "target.txt").read_text(encoding="utf-8") == "workspace-new\n"
assert outside_file.read_text(encoding="utf-8") == "host-old\n"
@pytest.mark.asyncio
@pytest.mark.skipif(
not (sys.platform.startswith("linux") or sys.platform == "darwin"),
reason="Descriptor-safe Local access is POSIX-only.",
)
async def test_restricted_local_edit_reuses_first_opened_file(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
checked_dir = workspace / "checked"
checked_dir.mkdir()
checked_file = checked_dir / "target.txt"
checked_file.write_text("workspace-old\n", encoding="utf-8")
outside_dir = tmp_path / "outside"
outside_dir.mkdir()
outside_file = outside_dir / "target.txt"
outside_file.write_text("host-old\n", encoding="utf-8")
moved_dir = workspace / "checked-original"
original_open = builtins.open
target_path = str(checked_file)
target_opens = 0
def _swap_before_second_open(file, *args, **kwargs):
nonlocal target_opens
if os.fspath(file) == target_path:
target_opens += 1
if target_opens == 2:
checked_dir.rename(moved_dir)
checked_dir.symlink_to(outside_dir, target_is_directory=True)
return original_open(file, *args, **kwargs)
monkeypatch.setattr(builtins, "open", _swap_before_second_open)
result = await fs_tools.FileEditTool().call(
_make_context(role="member"),
path="checked/target.txt",
old="workspace-old",
new="workspace-new",
)
assert "Replaced 1 occurrence" in result
updated_file = (
moved_dir / "target.txt" if moved_dir.exists() else checked_dir / "target.txt"
)
assert updated_file.read_text(encoding="utf-8") == "workspace-new\n"
assert outside_file.read_text(encoding="utf-8") == "host-old\n"
@pytest.mark.asyncio
async def test_restricted_local_grep_requests_read_only_os_sandbox(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
(workspace / "target.txt").write_text("needle\n", encoding="utf-8")
calls = []
class _RecordingFileSystem:
async def search_files(self, **kwargs):
calls.append(kwargs)
return {"success": True, "content": "target.txt:1:needle\n"}
booter = SimpleNamespace(fs=_RecordingFileSystem())
async def _fake_get_booter(_ctx, _umo):
return booter
monkeypatch.setattr(fs_tools, "get_booter", _fake_get_booter)
result = await fs_tools.GrepTool().call(
_make_context(role="member"),
pattern="needle",
path="target.txt",
)
assert "needle" in result
assert calls[0]["sandboxed"] is True
assert calls[0]["sandbox_root"] == str(workspace)
def test_detect_text_encoding_allows_utf8_probe_cut_mid_character():
sample = '{"results": ["中文内容"]}'.encode()[:-1]
assert file_read_utils.detect_text_encoding(sample) in {"utf-8", "utf-8-sig"}
@pytest.mark.asyncio
async def test_file_read_tool_rejects_large_full_text_read_before_local_stream_read(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
large_file = workspace / "large.txt"
large_file.write_text(_make_large_text(), encoding="utf-8")
async def _unexpected_read(*args, **kwargs):
raise AssertionError("full file read should be rejected before streaming")
monkeypatch.setattr(file_read_utils, "read_local_text_range", _unexpected_read)
result = await fs_tools.FileReadTool().call(
_make_context(),
path="large.txt",
)
assert "text file exceeds 262144 bytes" in result
assert "Use `offset` and `limit`" in result
@pytest.mark.asyncio
async def test_file_read_tool_allows_partial_read_for_large_text_file(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
large_file = workspace / "large.txt"
lines = [f"line-{index:05d}\n" for index in range(50000)]
large_file.write_text("".join(lines), encoding="utf-8")
result = await fs_tools.FileReadTool().call(
_make_context(),
path="large.txt",
offset=1000,
limit=3,
)
assert result == "".join(lines[1000:1003])
@pytest.mark.asyncio
async def test_file_read_tool_returns_image_call_tool_result_for_images(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
image_path = workspace / "sample.png"
Image.new("RGB", (32, 16), color=(255, 0, 0)).save(image_path, format="PNG")
result = await fs_tools.FileReadTool().call(
_make_context(),
path="sample.png",
)
assert isinstance(result, CallToolResult)
assert len(result.content) == 1
assert isinstance(result.content[0], ImageContent)
assert result.content[0].mimeType == "image/jpeg"
assert base64.b64decode(result.content[0].data).startswith(b"\xff\xd8\xff")
@pytest.mark.asyncio
async def test_file_read_tool_treats_svg_as_text(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
svg_path = workspace / "shape.svg"
svg_text = (
"<svg xmlns='http://www.w3.org/2000/svg'><rect width='10' height='10'/></svg>"
)
svg_path.write_text(svg_text, encoding="utf-8")
result = await fs_tools.FileReadTool().call(
_make_context(),
path="shape.svg",
)
assert result == svg_text
@pytest.mark.asyncio
async def test_file_read_tool_reads_pdf_via_parser(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
pdf_path = workspace / "doc.pdf"
pdf_path.write_bytes(b"%PDF-1.7\n%\xe2\xe3\xcf\xd3\n1 0 obj\n<<>>\nendobj\n")
async def _fake_parse_pdf(_file_bytes: bytes, _file_name: str) -> str:
return "page-1\npage-2\n"
monkeypatch.setattr(file_read_utils, "_parse_local_pdf_text", _fake_parse_pdf)
result = await fs_tools.FileReadTool().call(
_make_context(),
path="doc.pdf",
)
assert result == "page-1\npage-2\n"
@pytest.mark.asyncio
async def test_file_read_tool_reads_docx_via_parser_and_magic(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
docx_path = workspace / "report.bin"
buffer = io.BytesIO()
with zipfile.ZipFile(buffer, mode="w") as archive:
archive.writestr("[Content_Types].xml", "<Types/>")
archive.writestr("word/document.xml", "<w:document/>")
docx_path.write_bytes(buffer.getvalue())
async def _fake_parse_docx(_file_bytes: bytes, _file_name: str) -> str:
return "doc-line-1\ndoc-line-2\n"
monkeypatch.setattr(file_read_utils, "_parse_local_docx_text", _fake_parse_docx)
result = await fs_tools.FileReadTool().call(
_make_context(),
path="report.bin",
)
assert result == "doc-line-1\ndoc-line-2\n"
def test_is_epub_bytes_rejects_plain_zip_archive():
buffer = io.BytesIO()
with zipfile.ZipFile(buffer, mode="w") as archive:
archive.writestr("README.txt", "hello")
assert file_read_utils._is_epub_bytes(buffer.getvalue()) is False
@pytest.mark.asyncio
async def test_file_read_tool_reads_epub_via_parser_and_magic(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
epub_path = workspace / "novel.bin"
epub_path.write_bytes(_make_epub_bytes(chapter_count=2))
async def _fake_parse_epub(_file_bytes: bytes, _file_name: str) -> str:
return "# Chapter 1\n\nParagraph 1\n"
monkeypatch.setattr(file_read_utils, "_parse_local_epub_text", _fake_parse_epub)
result = await fs_tools.FileReadTool().call(
_make_context(),
path="novel.bin",
)
assert result == "# Chapter 1\n\nParagraph 1\n"
@pytest.mark.asyncio
async def test_file_read_tool_stores_long_converted_document_in_workspace(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
pdf_path = workspace / "manual.pdf"
pdf_path.write_bytes(b"%PDF-1.7\nfake\n")
long_text = _make_large_text()
async def _fake_parse_pdf(_file_bytes: bytes, _file_name: str) -> str:
return long_text
monkeypatch.setattr(file_read_utils, "_parse_local_pdf_text", _fake_parse_pdf)
result = await fs_tools.FileReadTool().call(
_make_context(),
path="manual.pdf",
)
converted_root = workspace / "converted_files"
converted_files = list(converted_root.glob("manual.pdf_*/text.txt"))
assert len(converted_files) == 1
assert converted_files[0].read_text(encoding="utf-8") == long_text
assert str(converted_files[0]) in result
assert "Read or grep that file with a narrow window." in result
@pytest.mark.asyncio
@pytest.mark.skipif(
not (sys.platform.startswith("linux") or sys.platform == "darwin"),
reason="Descriptor-safe Local access is POSIX-only.",
)
async def test_restricted_local_document_conversion_rejects_symlinked_output_dir(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
pdf_path = workspace / "manual.pdf"
pdf_path.write_bytes(b"%PDF-1.7\nfake\n")
outside_dir = tmp_path / "outside"
outside_dir.mkdir()
async def _fake_parse_pdf(_file_bytes: bytes, _file_name: str) -> str:
(workspace / "converted_files").symlink_to(
outside_dir,
target_is_directory=True,
)
return _make_large_text()
monkeypatch.setattr(file_read_utils, "_parse_local_pdf_text", _fake_parse_pdf)
result = await fs_tools.FileReadTool().call(
_make_context(role="member"),
path="manual.pdf",
)
assert "symbolic link" in result
assert list(outside_dir.rglob("text.txt")) == []
@pytest.mark.asyncio
async def test_grep_tool_applies_result_limit(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
text_path = workspace / "grep.txt"
text_path.write_text(
"match-1\nmatch-2\nmatch-3\nmatch-4\n",
encoding="utf-8",
)
result = await fs_tools.GrepTool().call(
_make_context(
local_permissions={
"admin": {
"allow_execution": True,
"allow_network": True,
"filesystem_scope": "host",
}
}
),
pattern="match",
path="grep.txt",
result_limit=2,
)
assert "match-1" in result
assert "match-2" in result
assert "match-3" not in result
assert "[Truncated to first 2 result groups.]" in result
@pytest.mark.asyncio
async def test_file_read_tool_rejects_directory_with_clear_message(
monkeypatch: pytest.MonkeyPatch,
tmp_path,
):
"""FileReadTool should return a helpful message when given a directory path."""
workspace = _setup_local_fs_tools(monkeypatch, tmp_path)
subdir = workspace / "my-directory"
subdir.mkdir()
result = await fs_tools.FileReadTool().call(
_make_context(),
path="my-directory",
)
assert "is a directory, not a file" in result
assert "my-directory" in result
assert "'astrbot_execute_shell'" in result