import sys
import pathlib
import importlib.util
import types
from tests.test_helpers import DummyContext
ROOT = pathlib.Path(__file__).resolve().parents[1]
SRC = ROOT / "MCPForUnity" / "UnityMcpServer~" / "src"
sys.path.insert(0, str(SRC))
# Stub telemetry modules to avoid file I/O during import of tools package
telemetry = types.ModuleType("telemetry")
def _noop(*args, **kwargs):
pass
class MilestoneType:
pass
telemetry.record_resource_usage = _noop
telemetry.record_tool_usage = _noop
telemetry.record_milestone = _noop
telemetry.MilestoneType = MilestoneType
telemetry.get_package_version = lambda: "0.0.0"
sys.modules.setdefault("telemetry", telemetry)
telemetry_decorator = types.ModuleType("telemetry_decorator")
def telemetry_tool(*dargs, **dkwargs):
def _wrap(fn):
return fn
return _wrap
telemetry_decorator.telemetry_tool = telemetry_tool
sys.modules.setdefault("telemetry_decorator", telemetry_decorator)
# stub mcp.server.fastmcp
mcp_pkg = types.ModuleType("mcp")
server_pkg = types.ModuleType("mcp.server")
fastmcp_pkg = types.ModuleType("mcp.server.fastmcp")
class _Dummy:
pass
fastmcp_pkg.FastMCP = _Dummy
fastmcp_pkg.Context = _Dummy
server_pkg.fastmcp = fastmcp_pkg
mcp_pkg.server = server_pkg
sys.modules.setdefault("mcp", mcp_pkg)
sys.modules.setdefault("mcp.server", server_pkg)
sys.modules.setdefault("mcp.server.fastmcp", fastmcp_pkg)
class DummyMCP:
def __init__(self): self.tools = {}
def tool(self, *args, **kwargs):
def deco(fn): self.tools[fn.__name__] = fn; return fn
return deco
def setup_tools():
mcp = DummyMCP()
# Import tools to trigger decorator-based registration
import tools.manage_script
from registry import get_registered_tools
for tool_info in get_registered_tools():
name = tool_info['name']
if any(k in name for k in ['script', 'apply_text', 'create_script', 'delete_script', 'validate_script', 'get_sha']):
mcp.tools[name] = tool_info['func']
return mcp.tools
def test_explicit_zero_based_normalized_warning(monkeypatch):
tools = setup_tools()
apply_edits = tools["apply_text_edits"]
def fake_send(cmd, params):
# Simulate Unity path returning minimal success
return {"success": True}
import unity_connection
monkeypatch.setattr(unity_connection, "send_command_with_retry", fake_send)
# Explicit fields given as 0-based (invalid); SDK should normalize and warn
edits = [{"startLine": 0, "startCol": 0,
"endLine": 0, "endCol": 0, "newText": "//x"}]
resp = apply_edits(DummyContext(), uri="unity://path/Assets/Scripts/F.cs",
edits=edits, precondition_sha256="sha")
assert resp["success"] is True
data = resp.get("data", {})
assert "normalizedEdits" in data
assert any(
w == "zero_based_explicit_fields_normalized" for w in data.get("warnings", []))
ne = data["normalizedEdits"][0]
assert ne["startLine"] == 1 and ne["startCol"] == 1 and ne["endLine"] == 1 and ne["endCol"] == 1
def test_strict_zero_based_error(monkeypatch):
tools = setup_tools()
apply_edits = tools["apply_text_edits"]
def fake_send(cmd, params):
return {"success": True}
import unity_connection
monkeypatch.setattr(unity_connection, "send_command_with_retry", fake_send)
edits = [{"startLine": 0, "startCol": 0,
"endLine": 0, "endCol": 0, "newText": "//x"}]
resp = apply_edits(DummyContext(), uri="unity://path/Assets/Scripts/F.cs",
edits=edits, precondition_sha256="sha", strict=True)
assert resp["success"] is False
assert resp.get("code") == "zero_based_explicit_fields"
