feat: Initial commit of FreeCAD MCP/tooling proj.

This commit is contained in:
Sean P. Kane
2026-01-03 16:48:59 -08:00
commit 8d1271995e
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"""Test suite for FreeCAD MCP Server."""
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"""Pytest configuration and shared fixtures."""
import pytest
@pytest.fixture
def sample_python_code():
"""Sample Python code for execution tests."""
return """
x = 1 + 1
_result_ = {"value": x, "type": type(x).__name__}
"""
@pytest.fixture
def sample_freecad_code():
"""Sample FreeCAD Python code."""
return """
import Part
box = Part.makeBox(10, 20, 30)
_result_ = {
"volume": box.Volume,
"area": box.Area,
"is_valid": box.isValid(),
}
"""
@pytest.fixture
def mock_execution_result():
"""Mock execution result for testing."""
from freecad_mcp.bridge.base import ExecutionResult
return ExecutionResult(
success=True,
result={"value": 42},
stdout="",
stderr="",
execution_time_ms=10.5,
)
@pytest.fixture
def mock_document_info():
"""Mock document info for testing."""
from freecad_mcp.bridge.base import DocumentInfo
return DocumentInfo(
name="TestDoc",
path="/tmp/test.FCStd",
objects=["Box", "Cylinder"],
is_modified=False,
label="Test Document",
)
@pytest.fixture
def mock_object_info():
"""Mock object info for testing."""
from freecad_mcp.bridge.base import ObjectInfo
return ObjectInfo(
name="Box",
label="My Box",
type_id="Part::Box",
properties={"Length": 10.0, "Width": 20.0, "Height": 30.0},
shape_info={
"type": "Solid",
"volume": 6000.0,
"area": 2200.0,
"is_valid": True,
},
children=[],
)
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"""Integration tests requiring FreeCAD installation."""
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"""Pytest configuration for integration tests.
This module handles connection checking and provides consolidated skip behavior
when the FreeCAD MCP bridge is not available.
"""
from __future__ import annotations
import warnings
import xmlrpc.client
from typing import Any
import pytest
# Global flag to track bridge availability (checked once per session)
_bridge_available: bool | None = None
_bridge_error: str | None = None
_warning_emitted: bool = False
def _check_bridge_connection() -> tuple[bool, str | None]:
"""Check if the FreeCAD MCP bridge is available.
Returns:
Tuple of (is_available, error_message)
"""
global _bridge_available, _bridge_error
if _bridge_available is not None:
return _bridge_available, _bridge_error
try:
proxy = xmlrpc.client.ServerProxy("http://localhost:9875", allow_none=True)
result: dict[str, Any] = proxy.ping() # type: ignore[assignment]
if result.get("pong"):
_bridge_available = True
_bridge_error = None
else:
_bridge_available = False
_bridge_error = "FreeCAD MCP bridge not responding to ping"
except ConnectionRefusedError:
_bridge_available = False
_bridge_error = "Connection refused - FreeCAD MCP bridge not running"
except Exception as e:
_bridge_available = False
_bridge_error = f"Cannot connect to FreeCAD MCP bridge: {e}"
return _bridge_available, _bridge_error
def pytest_collection_modifyitems(
_config: pytest.Config, items: list[pytest.Item]
) -> None:
"""Skip all integration tests if the bridge is not available.
This runs once during test collection and emits a single warning instead of
per-test skip messages.
"""
global _warning_emitted
# Filter to only integration tests in this directory
integration_tests = [
item for item in items if "tests/integration" in str(item.fspath)
]
if not integration_tests:
return
# Check bridge connection once
is_available, error = _check_bridge_connection()
if not is_available:
# Apply skip marker to all integration tests
skip_marker = pytest.mark.skip(reason="FreeCAD MCP bridge unavailable")
for item in integration_tests:
item.add_marker(skip_marker)
# Emit a single warning (only once)
if not _warning_emitted:
_warning_emitted = True
warnings.warn(
f"Skipping {len(integration_tests)} integration tests: {error}. "
f"Start the bridge with 'just run-gui' or 'just run-headless'.",
pytest.PytestWarning,
stacklevel=1,
)
@pytest.fixture(scope="module")
def xmlrpc_proxy() -> xmlrpc.client.ServerProxy:
"""Create XML-RPC proxy to FreeCAD MCP bridge.
This fixture is shared across all integration test modules.
The connection check has already been performed during collection.
"""
is_available, error = _check_bridge_connection()
if not is_available:
pytest.skip(error or "FreeCAD MCP bridge not available")
return xmlrpc.client.ServerProxy("http://localhost:9875", allow_none=True)
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"""Integration tests for FreeCAD MCP GUI mode.
These tests verify that the MCP bridge works correctly when FreeCAD is running
in GUI mode (with full graphical interface). They test GUI-specific features
like visibility, display modes, colors, and camera operations.
Note: These tests require a running FreeCAD GUI server.
Start it with: just run-gui
To run these tests:
pytest tests/integration/test_gui_mode.py -v
"""
from __future__ import annotations
import tempfile
from pathlib import Path
from typing import TYPE_CHECKING, Any
import pytest
if TYPE_CHECKING:
import xmlrpc.client
from collections.abc import Generator
# Mark all tests in this module as integration tests and gui tests
pytestmark = [pytest.mark.integration, pytest.mark.gui]
# Note: xmlrpc_proxy fixture is defined in conftest.py
@pytest.fixture(scope="module")
def temp_dir() -> Generator[str, None, None]:
"""Create a temporary directory for test files."""
with tempfile.TemporaryDirectory() as tmpdir:
yield tmpdir
def execute_code(proxy: xmlrpc.client.ServerProxy, code: str) -> dict[str, Any]:
"""Execute Python code via the MCP bridge and return the result."""
result: dict[str, Any] = proxy.execute(code) # type: ignore[assignment]
assert result.get("success"), f"Execution failed: {result.get('error_traceback')}"
return result
class TestGUIConnection:
"""Tests for GUI mode connectivity and detection."""
def test_ping(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test that the server responds to ping."""
result: dict[str, Any] = xmlrpc_proxy.ping() # type: ignore[assignment]
assert result["pong"] is True
assert "timestamp" in result
def test_gui_mode_detected(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test that FreeCAD is running in GUI mode (GuiUp=True)."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
_result_ = {"gui_up": FreeCAD.GuiUp}
""",
)
# In GUI mode, GuiUp should be True (1)
assert result["result"]["gui_up"] == 1 or result["result"]["gui_up"] is True
class TestGUIObjectCreation:
"""Tests for object creation in GUI mode."""
@pytest.fixture(autouse=True)
def setup_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Create a fresh document for each test."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
# Close any existing GUITestDoc
if "GUITestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("GUITestDoc")
doc = FreeCAD.newDocument("GUITestDoc")
_result_ = True
""",
)
def test_create_box_with_view_object(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy
) -> None:
"""Test creating a box with ViewObject in GUI mode."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
doc = FreeCAD.ActiveDocument
box = Part.makeBox(10, 20, 30)
obj = doc.addObject("Part::Feature", "GUIBox")
obj.Shape = box
doc.recompute()
has_view_object = hasattr(obj, "ViewObject") and obj.ViewObject is not None
_result_ = {
"name": obj.Name,
"volume": obj.Shape.Volume,
"has_view_object": has_view_object,
"valid": obj.Shape.isValid()
}
""",
)
assert result["result"]["name"] == "GUIBox"
assert abs(result["result"]["volume"] - 6000.0) < 0.01
assert result["result"]["has_view_object"] is True
assert result["result"]["valid"] is True
class TestVisibility:
"""Tests for object visibility operations in GUI mode."""
@pytest.fixture(autouse=True)
def setup_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Create a document with test objects."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
if "VisibilityTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("VisibilityTestDoc")
doc = FreeCAD.newDocument("VisibilityTestDoc")
box = Part.makeBox(10, 10, 10)
obj = doc.addObject("Part::Feature", "VisBox")
obj.Shape = box
doc.recompute()
_result_ = True
""",
)
def test_hide_object(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test hiding an object."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("VisBox")
# Hide the object
obj.ViewObject.Visibility = False
_result_ = {
"visible": obj.ViewObject.Visibility
}
""",
)
assert result["result"]["visible"] is False
def test_show_object(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test showing an object."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("VisBox")
# First hide, then show
obj.ViewObject.Visibility = False
obj.ViewObject.Visibility = True
_result_ = {
"visible": obj.ViewObject.Visibility
}
""",
)
assert result["result"]["visible"] is True
class TestDisplayMode:
"""Tests for display mode operations in GUI mode."""
@pytest.fixture(autouse=True)
def setup_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Create a document with test objects."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
if "DisplayModeTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("DisplayModeTestDoc")
doc = FreeCAD.newDocument("DisplayModeTestDoc")
box = Part.makeBox(10, 10, 10)
obj = doc.addObject("Part::Feature", "DisplayBox")
obj.Shape = box
doc.recompute()
_result_ = True
""",
)
def test_get_display_modes(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test getting available display modes."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("DisplayBox")
modes = obj.ViewObject.listDisplayModes()
_result_ = {
"modes": list(modes),
"current": obj.ViewObject.DisplayMode
}
""",
)
# Typical modes: "Flat Lines", "Shaded", "Wireframe", etc.
assert len(result["result"]["modes"]) > 0
assert result["result"]["current"] is not None
def test_set_display_mode(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test setting display mode."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("DisplayBox")
modes = obj.ViewObject.listDisplayModes()
# Set to a different mode if available
target_mode = "Wireframe" if "Wireframe" in modes else modes[0]
obj.ViewObject.DisplayMode = target_mode
_result_ = {
"mode_set": obj.ViewObject.DisplayMode,
"target_mode": target_mode
}
""",
)
assert result["result"]["mode_set"] == result["result"]["target_mode"]
class TestObjectColor:
"""Tests for object color operations in GUI mode."""
@pytest.fixture(autouse=True)
def setup_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Create a document with test objects."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
if "ColorTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("ColorTestDoc")
doc = FreeCAD.newDocument("ColorTestDoc")
box = Part.makeBox(10, 10, 10)
obj = doc.addObject("Part::Feature", "ColorBox")
obj.Shape = box
doc.recompute()
_result_ = True
""",
)
def test_set_shape_color(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test setting object shape color."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("ColorBox")
# Set color to red (RGB as tuple of floats 0-1)
obj.ViewObject.ShapeColor = (1.0, 0.0, 0.0)
color = obj.ViewObject.ShapeColor
_result_ = {
"r": color[0],
"g": color[1],
"b": color[2]
}
""",
)
assert result["result"]["r"] == pytest.approx(1.0, rel=0.01)
assert result["result"]["g"] == pytest.approx(0.0, abs=0.01)
assert result["result"]["b"] == pytest.approx(0.0, abs=0.01)
def test_set_transparency(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test setting object transparency."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("ColorBox")
# Set 50% transparency
obj.ViewObject.Transparency = 50
_result_ = {
"transparency": obj.ViewObject.Transparency
}
""",
)
assert result["result"]["transparency"] == 50
class TestCameraOperations:
"""Tests for camera/view operations in GUI mode."""
@pytest.fixture(autouse=True)
def setup_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Create a document with test objects."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
if "CameraTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("CameraTestDoc")
doc = FreeCAD.newDocument("CameraTestDoc")
box = Part.makeBox(10, 10, 10)
obj = doc.addObject("Part::Feature", "CameraBox")
obj.Shape = box
doc.recompute()
_result_ = True
""",
)
def test_fit_all(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test fit all view operation."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import FreeCADGui
doc = FreeCAD.ActiveDocument
view = FreeCADGui.ActiveDocument.ActiveView
# Fit all objects in view
view.fitAll()
_result_ = {"success": True}
""",
)
assert result["result"]["success"] is True
def test_set_view_direction(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test setting view direction (front, top, etc.)."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import FreeCADGui
doc = FreeCAD.ActiveDocument
view = FreeCADGui.ActiveDocument.ActiveView
# Set to front view
view.viewFront()
# Get camera orientation
cam = view.getCameraOrientation()
_result_ = {
"success": True,
"camera_orientation": [cam.Q[0], cam.Q[1], cam.Q[2], cam.Q[3]]
}
""",
)
assert result["result"]["success"] is True
class TestScreenshot:
"""Tests for screenshot functionality in GUI mode."""
def test_capture_screenshot(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy, temp_dir: str
) -> None:
"""Test capturing a screenshot."""
# First create a document with objects
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
if "ScreenshotTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("ScreenshotTestDoc")
doc = FreeCAD.newDocument("ScreenshotTestDoc")
box = Part.makeBox(20, 20, 20)
obj = doc.addObject("Part::Feature", "ScreenshotBox")
obj.Shape = box
obj.ViewObject.ShapeColor = (0.0, 0.5, 1.0) # Blue color
doc.recompute()
_result_ = True
""",
)
screenshot_path = Path(temp_dir) / "test_screenshot.png"
result = execute_code(
xmlrpc_proxy,
f"""
import FreeCAD
import FreeCADGui
import os
doc = FreeCAD.ActiveDocument
view = FreeCADGui.ActiveDocument.ActiveView
# Fit objects in view
view.fitAll()
# Save screenshot
view.saveImage({screenshot_path!r}, 800, 600, "White")
_result_ = {{
"saved": os.path.exists({screenshot_path!r}),
"path": {screenshot_path!r}
}}
""",
)
assert result["result"]["saved"] is True
assert screenshot_path.exists()
# Verify file has content
assert screenshot_path.stat().st_size > 0
class TestComplexGUIWorkflow:
"""Tests for complex workflows that combine GUI and modeling features."""
def test_create_assembly_with_colors(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy
) -> None:
"""Test creating multiple objects with different colors."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
if "AssemblyTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("AssemblyTestDoc")
doc = FreeCAD.newDocument("AssemblyTestDoc")
# Create base plate (gray)
base = Part.makeBox(100, 100, 5)
base_obj = doc.addObject("Part::Feature", "BasePlate")
base_obj.Shape = base
base_obj.ViewObject.ShapeColor = (0.5, 0.5, 0.5)
# Create pillar 1 (red)
pillar1 = Part.makeBox(10, 10, 50, FreeCAD.Vector(10, 10, 5))
pillar1_obj = doc.addObject("Part::Feature", "Pillar1")
pillar1_obj.Shape = pillar1
pillar1_obj.ViewObject.ShapeColor = (1.0, 0.0, 0.0)
# Create pillar 2 (green)
pillar2 = Part.makeBox(10, 10, 50, FreeCAD.Vector(80, 10, 5))
pillar2_obj = doc.addObject("Part::Feature", "Pillar2")
pillar2_obj.Shape = pillar2
pillar2_obj.ViewObject.ShapeColor = (0.0, 1.0, 0.0)
# Create pillar 3 (blue)
pillar3 = Part.makeBox(10, 10, 50, FreeCAD.Vector(80, 80, 5))
pillar3_obj = doc.addObject("Part::Feature", "Pillar3")
pillar3_obj.Shape = pillar3
pillar3_obj.ViewObject.ShapeColor = (0.0, 0.0, 1.0)
# Create pillar 4 (yellow)
pillar4 = Part.makeBox(10, 10, 50, FreeCAD.Vector(10, 80, 5))
pillar4_obj = doc.addObject("Part::Feature", "Pillar4")
pillar4_obj.Shape = pillar4
pillar4_obj.ViewObject.ShapeColor = (1.0, 1.0, 0.0)
# Create top plate (semi-transparent gray)
top = Part.makeBox(100, 100, 5, FreeCAD.Vector(0, 0, 55))
top_obj = doc.addObject("Part::Feature", "TopPlate")
top_obj.Shape = top
top_obj.ViewObject.ShapeColor = (0.5, 0.5, 0.5)
top_obj.ViewObject.Transparency = 30
doc.recompute()
_result_ = {
"object_count": len(doc.Objects),
"objects": [obj.Name for obj in doc.Objects],
"all_visible": all(obj.ViewObject.Visibility for obj in doc.Objects)
}
""",
)
assert result["result"]["object_count"] == 6
assert "BasePlate" in result["result"]["objects"]
assert "TopPlate" in result["result"]["objects"]
assert result["result"]["all_visible"] is True
def test_export_with_screenshot(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy, temp_dir: str
) -> None:
"""Test creating model, setting view, taking screenshot, and exporting."""
step_path = Path(temp_dir) / "workflow_export.step"
screenshot_path = Path(temp_dir) / "workflow_screenshot.png"
result = execute_code(
xmlrpc_proxy,
f"""
import FreeCAD
import FreeCADGui
import Part
import os
if "WorkflowTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("WorkflowTestDoc")
doc = FreeCAD.newDocument("WorkflowTestDoc")
# Create a simple bracket shape
# Base
base = Part.makeBox(50, 30, 5)
# Vertical support
vertical = Part.makeBox(5, 30, 40, FreeCAD.Vector(0, 0, 5))
# Top flange with hole
top_flange = Part.makeBox(20, 30, 5, FreeCAD.Vector(0, 0, 45))
hole = Part.makeCylinder(4, 10, FreeCAD.Vector(10, 15, 40))
# Combine and cut
bracket = base.fuse(vertical).fuse(top_flange).cut(hole)
bracket_obj = doc.addObject("Part::Feature", "Bracket")
bracket_obj.Shape = bracket
bracket_obj.ViewObject.ShapeColor = (0.2, 0.4, 0.8)
doc.recompute()
# Set isometric view
view = FreeCADGui.ActiveDocument.ActiveView
view.viewIsometric()
view.fitAll()
# Take screenshot
view.saveImage({screenshot_path!r}, 800, 600, "White")
# Export to STEP
bracket_obj.Shape.exportStep({step_path!r})
_result_ = {{
"bracket_valid": bracket_obj.Shape.isValid(),
"bracket_volume": bracket_obj.Shape.Volume,
"screenshot_exists": os.path.exists({screenshot_path!r}),
"step_exists": os.path.exists({step_path!r})
}}
""",
)
assert result["result"]["bracket_valid"] is True
assert result["result"]["bracket_volume"] > 0
assert result["result"]["screenshot_exists"] is True
assert result["result"]["step_exists"] is True
assert screenshot_path.exists()
assert step_path.exists()
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"""Integration tests for FreeCAD MCP headless mode.
These tests verify that the MCP bridge works correctly when FreeCAD is running
in headless mode (without GUI). They test object creation, manipulation, and
export functionality.
Note: These tests require a running FreeCAD headless server.
Start it with: just run-headless
To run these tests:
pytest tests/integration/test_headless_mode.py -v
"""
from __future__ import annotations
import tempfile
from pathlib import Path
from typing import TYPE_CHECKING, Any
import pytest
if TYPE_CHECKING:
import xmlrpc.client
from collections.abc import Generator
# Mark all tests in this module as integration tests
pytestmark = pytest.mark.integration
# Note: xmlrpc_proxy fixture is defined in conftest.py
@pytest.fixture(scope="module")
def temp_dir() -> Generator[str, None, None]:
"""Create a temporary directory for test files."""
with tempfile.TemporaryDirectory() as tmpdir:
yield tmpdir
def execute_code(proxy: xmlrpc.client.ServerProxy, code: str) -> dict[str, Any]:
"""Execute Python code via the MCP bridge and return the result."""
result: dict[str, Any] = proxy.execute(code) # type: ignore[assignment]
assert result.get("success"), f"Execution failed: {result.get('error_traceback')}"
return result
class TestHeadlessConnection:
"""Tests for basic headless mode connectivity."""
def test_ping(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test that the server responds to ping."""
result: dict[str, Any] = xmlrpc_proxy.ping() # type: ignore[assignment]
assert result["pong"] is True
assert "timestamp" in result
def test_headless_mode_detected(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy
) -> None:
"""Test that FreeCAD is running in headless mode (GuiUp=False)."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
_result_ = {"gui_up": FreeCAD.GuiUp}
""",
)
# In headless mode, GuiUp should be False (0)
assert result["result"]["gui_up"] == 0 or result["result"]["gui_up"] is False
class TestDocumentManagement:
"""Tests for document creation and management in headless mode."""
def test_create_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test creating a new document."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.newDocument("TestDoc")
_result_ = {"name": doc.Name, "object_count": len(doc.Objects)}
""",
)
assert result["result"]["name"] == "TestDoc"
assert result["result"]["object_count"] == 0
def test_list_documents(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test listing open documents."""
# First create a document
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
if not FreeCAD.listDocuments():
FreeCAD.newDocument("ListTestDoc")
_result_ = True
""",
)
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
docs = list(FreeCAD.listDocuments().keys())
_result_ = {"documents": docs, "count": len(docs)}
""",
)
assert result["result"]["count"] >= 1
def test_close_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test closing a document."""
# Create a document to close
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.newDocument("ToClose")
_result_ = True
""",
)
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
FreeCAD.closeDocument("ToClose")
_result_ = {"closed": "ToClose" not in FreeCAD.listDocuments()}
""",
)
assert result["result"]["closed"] is True
class TestPrimitiveCreation:
"""Tests for creating primitive shapes in headless mode."""
@pytest.fixture(autouse=True)
def setup_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Create a fresh document for each test."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
# Close any existing PrimitiveTestDoc
if "PrimitiveTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("PrimitiveTestDoc")
doc = FreeCAD.newDocument("PrimitiveTestDoc")
_result_ = True
""",
)
def test_create_box(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test creating a Part::Box primitive."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
doc = FreeCAD.ActiveDocument
box = Part.makeBox(10, 20, 30)
obj = doc.addObject("Part::Feature", "TestBox")
obj.Shape = box
doc.recompute()
_result_ = {
"name": obj.Name,
"volume": obj.Shape.Volume,
"valid": obj.Shape.isValid()
}
""",
)
assert result["result"]["name"] == "TestBox"
# Volume should be 10 * 20 * 30 = 6000
assert abs(result["result"]["volume"] - 6000.0) < 0.01
assert result["result"]["valid"] is True
def test_create_cylinder(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test creating a Part::Cylinder primitive."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
import math
doc = FreeCAD.ActiveDocument
cylinder = Part.makeCylinder(5, 20)
obj = doc.addObject("Part::Feature", "TestCylinder")
obj.Shape = cylinder
doc.recompute()
expected_volume = math.pi * 5**2 * 20
_result_ = {
"name": obj.Name,
"volume": obj.Shape.Volume,
"expected_volume": expected_volume,
"valid": obj.Shape.isValid()
}
""",
)
assert result["result"]["name"] == "TestCylinder"
# Volume should be π * r² * h = π * 25 * 20 ≈ 1570.8
assert (
abs(result["result"]["volume"] - result["result"]["expected_volume"]) < 0.1
)
assert result["result"]["valid"] is True
def test_create_sphere(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test creating a Part::Sphere primitive."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
import math
doc = FreeCAD.ActiveDocument
sphere = Part.makeSphere(10)
obj = doc.addObject("Part::Feature", "TestSphere")
obj.Shape = sphere
doc.recompute()
expected_volume = (4/3) * math.pi * 10**3
_result_ = {
"name": obj.Name,
"volume": obj.Shape.Volume,
"expected_volume": expected_volume,
"valid": obj.Shape.isValid()
}
""",
)
assert result["result"]["name"] == "TestSphere"
# Volume should be (4/3) * π * r³ ≈ 4188.79
assert (
abs(result["result"]["volume"] - result["result"]["expected_volume"]) < 1.0
)
assert result["result"]["valid"] is True
def test_create_cone(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test creating a Part::Cone primitive."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
doc = FreeCAD.ActiveDocument
cone = Part.makeCone(10, 0, 20) # Base radius=10, top radius=0, height=20
obj = doc.addObject("Part::Feature", "TestCone")
obj.Shape = cone
doc.recompute()
_result_ = {
"name": obj.Name,
"volume": obj.Shape.Volume,
"valid": obj.Shape.isValid()
}
""",
)
assert result["result"]["name"] == "TestCone"
# Volume of a cone = (1/3) * π * r² * h ≈ 2094.4
assert result["result"]["volume"] > 2000
assert result["result"]["valid"] is True
def test_create_torus(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test creating a Part::Torus primitive."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
doc = FreeCAD.ActiveDocument
torus = Part.makeTorus(20, 5) # Major radius=20, minor radius=5
obj = doc.addObject("Part::Feature", "TestTorus")
obj.Shape = torus
doc.recompute()
_result_ = {
"name": obj.Name,
"volume": obj.Shape.Volume,
"valid": obj.Shape.isValid()
}
""",
)
assert result["result"]["name"] == "TestTorus"
assert result["result"]["volume"] > 0
assert result["result"]["valid"] is True
class TestBooleanOperations:
"""Tests for boolean operations in headless mode."""
@pytest.fixture(autouse=True)
def setup_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Create a fresh document for each test."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
if "BooleanTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("BooleanTestDoc")
doc = FreeCAD.newDocument("BooleanTestDoc")
_result_ = True
""",
)
def test_boolean_fuse(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test boolean fuse (union) operation."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
doc = FreeCAD.ActiveDocument
# Create two overlapping boxes
box1 = Part.makeBox(10, 10, 10)
box2 = Part.makeBox(10, 10, 10, FreeCAD.Vector(5, 0, 0))
obj1 = doc.addObject("Part::Feature", "Box1")
obj1.Shape = box1
obj2 = doc.addObject("Part::Feature", "Box2")
obj2.Shape = box2
# Fuse them
fused = box1.fuse(box2)
obj_fused = doc.addObject("Part::Feature", "Fused")
obj_fused.Shape = fused
doc.recompute()
# Fused volume should be less than 2000 (two boxes) due to overlap
_result_ = {
"fused_volume": obj_fused.Shape.Volume,
"valid": obj_fused.Shape.isValid()
}
""",
)
# Two 10x10x10 boxes overlapping by 5mm = 2000 - 500 = 1500
assert result["result"]["fused_volume"] == pytest.approx(1500.0, rel=0.01)
assert result["result"]["valid"] is True
def test_boolean_cut(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Test boolean cut (subtract) operation."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
doc = FreeCAD.ActiveDocument
# Create a box and a cylinder to cut from it
box = Part.makeBox(20, 20, 20)
cylinder = Part.makeCylinder(5, 30, FreeCAD.Vector(10, 10, -5))
# Cut cylinder from box
cut = box.cut(cylinder)
obj_cut = doc.addObject("Part::Feature", "Cut")
obj_cut.Shape = cut
doc.recompute()
box_volume = 20 * 20 * 20
import math
cylinder_volume_in_box = math.pi * 5**2 * 20 # Only 20mm of cylinder is in box
_result_ = {
"cut_volume": obj_cut.Shape.Volume,
"expected_volume": box_volume - cylinder_volume_in_box,
"valid": obj_cut.Shape.isValid()
}
""",
)
# Volume should be box - cylinder intersection
assert (
abs(result["result"]["cut_volume"] - result["result"]["expected_volume"])
< 10
)
assert result["result"]["valid"] is True
class TestObjectManipulation:
"""Tests for object manipulation in headless mode."""
@pytest.fixture(autouse=True)
def setup_document(self, xmlrpc_proxy: xmlrpc.client.ServerProxy) -> None:
"""Create a fresh document with a test box."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
if "ManipTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("ManipTestDoc")
doc = FreeCAD.newDocument("ManipTestDoc")
box = Part.makeBox(10, 10, 10)
obj = doc.addObject("Part::Feature", "ManipBox")
obj.Shape = box
doc.recompute()
_result_ = True
""",
)
def test_set_placement_position(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy
) -> None:
"""Test setting object position."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("ManipBox")
# Move the object
obj.Placement.Base = FreeCAD.Vector(100, 200, 300)
_result_ = {
"x": obj.Placement.Base.x,
"y": obj.Placement.Base.y,
"z": obj.Placement.Base.z
}
""",
)
assert result["result"]["x"] == 100.0
assert result["result"]["y"] == 200.0
assert result["result"]["z"] == 300.0
def test_set_placement_rotation(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy
) -> None:
"""Test setting object rotation."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("ManipBox")
# Rotate the object 45 degrees around Z axis
obj.Placement.Rotation = FreeCAD.Rotation(FreeCAD.Vector(0, 0, 1), 45)
doc.recompute()
euler = obj.Placement.Rotation.toEuler()
_result_ = {
"rotation_z": euler[0], # Yaw
"valid": obj.Shape.isValid()
}
""",
)
# Check rotation is approximately 45 degrees
assert abs(result["result"]["rotation_z"] - 45.0) < 0.1
assert result["result"]["valid"] is True
class TestExportOperations:
"""Tests for export functionality in headless mode."""
@pytest.fixture(autouse=True)
def setup_document(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy, temp_dir: str
) -> None:
"""Create a document with objects for export tests."""
execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
if "ExportTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("ExportTestDoc")
doc = FreeCAD.newDocument("ExportTestDoc")
# Create a simple box
box = Part.makeBox(10, 10, 10)
obj = doc.addObject("Part::Feature", "ExportBox")
obj.Shape = box
doc.recompute()
_result_ = True
""",
)
self.temp_dir = temp_dir
def test_export_step(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy, temp_dir: str
) -> None:
"""Test exporting to STEP format."""
step_path = Path(temp_dir) / "test_export.step"
result = execute_code(
xmlrpc_proxy,
f"""
import FreeCAD
doc = FreeCAD.ActiveDocument
obj = doc.getObject("ExportBox")
obj.Shape.exportStep({step_path!r})
import os
_result_ = {{"exported": os.path.exists({step_path!r})}}
""",
)
assert result["result"]["exported"] is True
assert step_path.exists()
def test_save_fcstd(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy, temp_dir: str
) -> None:
"""Test saving as FreeCAD native format."""
fcstd_path = Path(temp_dir) / "test_save.FCStd"
result = execute_code(
xmlrpc_proxy,
f"""
import FreeCAD
doc = FreeCAD.ActiveDocument
doc.saveAs({fcstd_path!r})
import os
_result_ = {{
"saved": os.path.exists({fcstd_path!r}),
"path": {fcstd_path!r}
}}
""",
)
assert result["result"]["saved"] is True
assert fcstd_path.exists()
class TestGUIFeaturesInHeadless:
"""Tests to verify GUI features fail gracefully in headless mode."""
def test_gui_features_not_available(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy
) -> None:
"""Test that GUI-only features return appropriate errors."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
gui_available = FreeCAD.GuiUp
if not gui_available:
_result_ = {
"success": False,
"error": "GUI not available in headless mode",
"gui_up": False
}
else:
_result_ = {
"success": True,
"gui_up": True
}
""",
)
# In headless mode, GUI should not be available
assert result["result"]["gui_up"] is False
class TestComplexWorkflow:
"""Tests for complex multi-step workflows in headless mode."""
def test_parametric_modeling_workflow(
self, xmlrpc_proxy: xmlrpc.client.ServerProxy
) -> None:
"""Test a complete parametric modeling workflow."""
result = execute_code(
xmlrpc_proxy,
"""
import FreeCAD
import Part
# Create document
if "WorkflowTestDoc" in FreeCAD.listDocuments():
FreeCAD.closeDocument("WorkflowTestDoc")
doc = FreeCAD.newDocument("WorkflowTestDoc")
# Step 1: Create base box
base_box = Part.makeBox(50, 50, 10)
base_obj = doc.addObject("Part::Feature", "Base")
base_obj.Shape = base_box
# Step 2: Create cylinder to cut
cylinder = Part.makeCylinder(5, 20, FreeCAD.Vector(25, 25, -5))
# Step 3: Cut hole in base
result_shape = base_box.cut(cylinder)
final_obj = doc.addObject("Part::Feature", "BaseWithHole")
final_obj.Shape = result_shape
# Step 4: Add fillet (rounded edges) - using Part API
# Select edges and apply fillet
try:
filleted = final_obj.Shape.makeFillet(2, final_obj.Shape.Edges[:4])
fillet_obj = doc.addObject("Part::Feature", "Filleted")
fillet_obj.Shape = filleted
fillet_success = True
except Exception:
fillet_success = False
doc.recompute()
_result_ = {
"objects": [obj.Name for obj in doc.Objects],
"final_volume": final_obj.Shape.Volume,
"final_valid": final_obj.Shape.isValid(),
"fillet_success": fillet_success
}
""",
)
assert "Base" in result["result"]["objects"]
assert "BaseWithHole" in result["result"]["objects"]
assert result["result"]["final_valid"] is True
# Volume should be base - cylinder hole
assert result["result"]["final_volume"] > 0
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"""Unit tests for FreeCAD MCP Server."""
+127
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"""Tests for bridge base classes."""
import pytest
from freecad_mcp.bridge.base import (
DocumentInfo,
ExecutionResult,
FreecadBridge,
ObjectInfo,
)
class TestExecutionResult:
"""Tests for ExecutionResult dataclass."""
def test_successful_result(self):
"""Successful execution result should have correct attributes."""
result = ExecutionResult(
success=True,
result={"value": 42},
stdout="output",
stderr="",
execution_time_ms=10.5,
)
assert result.success is True
assert result.result == {"value": 42}
assert result.stdout == "output"
assert result.stderr == ""
assert result.execution_time_ms == 10.5
assert result.error_type is None
assert result.error_traceback is None
def test_failed_result(self):
"""Failed execution result should include error details."""
result = ExecutionResult(
success=False,
result=None,
stdout="",
stderr="error occurred",
execution_time_ms=5.0,
error_type="ValueError",
error_traceback="Traceback...",
)
assert result.success is False
assert result.result is None
assert result.error_type == "ValueError"
assert result.error_traceback == "Traceback..."
class TestDocumentInfo:
"""Tests for DocumentInfo dataclass."""
def test_document_with_all_fields(self):
"""DocumentInfo should store all fields correctly."""
doc = DocumentInfo(
name="TestDoc",
path="/path/to/doc.FCStd",
objects=["Box", "Cylinder"],
is_modified=True,
label="Test Document",
)
assert doc.name == "TestDoc"
assert doc.path == "/path/to/doc.FCStd"
assert doc.objects == ["Box", "Cylinder"]
assert doc.is_modified is True
assert doc.label == "Test Document"
def test_document_with_defaults(self):
"""DocumentInfo should use sensible defaults."""
doc = DocumentInfo(name="Doc", path=None)
assert doc.name == "Doc"
assert doc.path is None
assert doc.objects == []
assert doc.is_modified is False
assert doc.label == "Doc" # Label defaults to name
class TestObjectInfo:
"""Tests for ObjectInfo dataclass."""
def test_object_with_shape(self):
"""ObjectInfo should store shape information correctly."""
obj = ObjectInfo(
name="Box",
label="My Box",
type_id="Part::Box",
properties={"Length": 10.0},
shape_info={"type": "Solid", "volume": 1000.0},
children=["Child1"],
)
assert obj.name == "Box"
assert obj.label == "My Box"
assert obj.type_id == "Part::Box"
assert obj.properties == {"Length": 10.0}
assert obj.shape_info == {"type": "Solid", "volume": 1000.0}
assert obj.children == ["Child1"]
def test_object_with_defaults(self):
"""ObjectInfo should use sensible defaults."""
obj = ObjectInfo(name="Obj", label="Obj", type_id="Part::Feature")
assert obj.properties == {}
assert obj.shape_info is None
assert obj.children == []
class TestFreecadBridgeInterface:
"""Tests for FreecadBridge abstract interface."""
def test_cannot_instantiate_abstract_class(self):
"""FreecadBridge should not be instantiable directly."""
with pytest.raises(TypeError):
FreecadBridge() # type: ignore[abstract]
def test_subclass_must_implement_methods(self):
"""Subclass must implement all abstract methods."""
class IncompleteBridge(FreecadBridge):
pass
with pytest.raises(TypeError):
IncompleteBridge() # type: ignore[abstract]
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"""Tests for configuration module."""
import os
from unittest import mock
import pytest
from freecad_mcp.config import FreecadMode, ServerConfig, TransportType, get_config
class TestServerConfig:
"""Tests for ServerConfig class."""
def test_default_values(self):
"""Default configuration should use sensible defaults."""
with mock.patch.dict(os.environ, {}, clear=True):
config = ServerConfig()
assert config.mode == FreecadMode.EMBEDDED
assert config.socket_host == "localhost"
assert config.socket_port == 9876
assert config.timeout_ms == 30000
assert config.max_output_size == 1_000_000
assert config.transport == TransportType.STDIO
assert config.http_port == 8000
assert config.log_level == "INFO"
assert config.enable_sandbox is True
def test_socket_mode_from_env(self):
"""Configuration should read mode from environment."""
with mock.patch.dict(os.environ, {"FREECAD_MODE": "socket"}):
config = ServerConfig()
assert config.mode == FreecadMode.SOCKET
def test_custom_port_from_env(self):
"""Configuration should read port from environment."""
with mock.patch.dict(os.environ, {"FREECAD_SOCKET_PORT": "12345"}):
config = ServerConfig()
assert config.socket_port == 12345
def test_http_transport_from_env(self):
"""Configuration should read transport from environment."""
with mock.patch.dict(os.environ, {"FREECAD_TRANSPORT": "http"}):
config = ServerConfig()
assert config.transport == TransportType.HTTP
def test_invalid_port_raises_error(self):
"""Invalid port should raise validation error."""
with mock.patch.dict(os.environ, {"FREECAD_SOCKET_PORT": "99999"}):
with pytest.raises(Exception): # Pydantic validation error
ServerConfig()
def test_get_config_returns_instance(self):
"""get_config should return a ServerConfig instance."""
config = get_config()
assert isinstance(config, ServerConfig)
class TestFreecadMode:
"""Tests for FreecadMode enum."""
def test_embedded_value(self):
"""EMBEDDED should have correct string value."""
assert FreecadMode.EMBEDDED.value == "embedded"
def test_socket_value(self):
"""SOCKET should have correct string value."""
assert FreecadMode.SOCKET.value == "socket"
class TestTransportType:
"""Tests for TransportType enum."""
def test_stdio_value(self):
"""STDIO should have correct string value."""
assert TransportType.STDIO.value == "stdio"
def test_http_value(self):
"""HTTP should have correct string value."""
assert TransportType.HTTP.value == "http"
+153
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"""Tests for embedded bridge implementation."""
from unittest import mock
import pytest
from freecad_mcp.bridge.embedded import EmbeddedBridge
class TestEmbeddedBridge:
"""Tests for EmbeddedBridge class."""
def test_initialization(self):
"""Bridge should initialize with correct defaults."""
bridge = EmbeddedBridge()
assert bridge._freecad_path is None
assert bridge._fc_module is None
assert bridge._connected is False
def test_initialization_with_path(self):
"""Bridge should accept custom FreeCAD path."""
bridge = EmbeddedBridge(freecad_path="/custom/path")
assert bridge._freecad_path == "/custom/path"
@pytest.mark.asyncio
async def test_is_connected_before_connect(self):
"""is_connected should return False before connect."""
bridge = EmbeddedBridge()
assert await bridge.is_connected() is False
@pytest.mark.asyncio
async def test_execute_python_when_not_connected(self):
"""execute_python should return error when not connected."""
bridge = EmbeddedBridge()
result = await bridge.execute_python("x = 1")
assert result.success is False
assert result.error_type == "ConnectionError"
assert "not connected" in result.stderr
@pytest.mark.asyncio
async def test_disconnect_when_not_connected(self):
"""disconnect should handle not being connected."""
bridge = EmbeddedBridge()
# Should not raise
await bridge.disconnect()
assert bridge._connected is False
class TestEmbeddedBridgeCodeExecution:
"""Tests for code execution in embedded bridge."""
@pytest.fixture
def mock_freecad(self):
"""Create a mock FreeCAD module."""
mock_fc = mock.MagicMock()
mock_fc.Version.return_value = ["0", "21", "2", "2024-01-01"]
mock_fc.listDocuments.return_value = {}
mock_fc.ActiveDocument = None
return mock_fc
@pytest.mark.asyncio
async def test_execute_simple_code(self, mock_freecad):
"""execute_python should execute simple Python code."""
bridge = EmbeddedBridge()
bridge._fc_module = mock_freecad
bridge._connected = True
result = await bridge.execute_python("_result_ = 1 + 1")
assert result.success is True
assert result.result == 2
@pytest.mark.asyncio
async def test_execute_code_with_print(self, mock_freecad):
"""execute_python should capture stdout."""
bridge = EmbeddedBridge()
bridge._fc_module = mock_freecad
bridge._connected = True
result = await bridge.execute_python("print('hello')")
assert result.success is True
assert "hello" in result.stdout
@pytest.mark.asyncio
async def test_execute_code_with_error(self, mock_freecad):
"""execute_python should capture exceptions."""
bridge = EmbeddedBridge()
bridge._fc_module = mock_freecad
bridge._connected = True
result = await bridge.execute_python("raise ValueError('test error')")
assert result.success is False
assert result.error_type == "ValueError"
assert result.error_traceback is not None
assert "test error" in result.error_traceback
@pytest.mark.asyncio
async def test_execute_code_with_syntax_error(self, mock_freecad):
"""execute_python should handle syntax errors."""
bridge = EmbeddedBridge()
bridge._fc_module = mock_freecad
bridge._connected = True
result = await bridge.execute_python("def bad syntax")
assert result.success is False
assert result.error_type == "SyntaxError"
class TestEmbeddedBridgeDocuments:
"""Tests for document handling in embedded bridge."""
@pytest.fixture
def mock_freecad_with_doc(self):
"""Create mock FreeCAD with a document."""
mock_doc = mock.MagicMock()
mock_doc.Name = "TestDoc"
mock_doc.Label = "Test Document"
mock_doc.FileName = "/tmp/test.FCStd"
mock_doc.Modified = False
mock_doc.Objects = []
mock_fc = mock.MagicMock()
mock_fc.listDocuments.return_value = {"TestDoc": mock_doc}
mock_fc.ActiveDocument = mock_doc
mock_fc.getDocument.return_value = mock_doc
return mock_fc
@pytest.mark.asyncio
async def test_get_documents_empty(self):
"""get_documents should return empty list when no docs."""
mock_fc = mock.MagicMock()
mock_fc.listDocuments.return_value = {}
bridge = EmbeddedBridge()
bridge._fc_module = mock_fc
bridge._connected = True
# Mock the execute_python to return empty list
result = await bridge.get_documents()
# Since we're not mocking exec properly, we expect empty
assert isinstance(result, list)
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"""Tests for socket bridge implementation."""
import asyncio
import json
from unittest import mock
import pytest
from freecad_mcp.bridge.socket import SocketBridge
class TestSocketBridge:
"""Tests for SocketBridge class."""
def test_initialization_defaults(self):
"""Bridge should initialize with correct defaults."""
bridge = SocketBridge()
assert bridge._host == "localhost"
assert bridge._port == 9876
assert bridge._reader is None
assert bridge._writer is None
def test_initialization_custom(self):
"""Bridge should accept custom host and port."""
bridge = SocketBridge(host="192.168.1.1", port=12345)
assert bridge._host == "192.168.1.1"
assert bridge._port == 12345
@pytest.mark.asyncio
async def test_is_connected_before_connect(self):
"""is_connected should return False before connect."""
bridge = SocketBridge()
assert await bridge.is_connected() is False
@pytest.mark.asyncio
async def test_connect_failure(self):
"""connect should raise ConnectionError on failure."""
bridge = SocketBridge(host="invalid-host-12345", port=99999)
with pytest.raises(ConnectionError):
await bridge.connect()
@pytest.mark.asyncio
async def test_disconnect_when_not_connected(self):
"""disconnect should handle not being connected."""
bridge = SocketBridge()
# Should not raise
await bridge.disconnect()
@pytest.mark.asyncio
async def test_execute_python_when_not_connected(self):
"""execute_python should return error when not connected."""
bridge = SocketBridge()
result = await bridge.execute_python("x = 1")
assert result.success is False
assert result.error_type == "ConnectionError"
class TestSocketBridgeCommunication:
"""Tests for socket communication."""
@pytest.fixture
def mock_streams(self):
"""Create mock reader and writer streams."""
reader = mock.AsyncMock(spec=asyncio.StreamReader)
writer = mock.MagicMock(spec=asyncio.StreamWriter)
writer.is_closing.return_value = False
writer.drain = mock.AsyncMock()
writer.close = mock.MagicMock()
writer.wait_closed = mock.AsyncMock()
return reader, writer
@pytest.mark.asyncio
async def test_send_request_format(self, mock_streams):
"""Requests should be formatted correctly when connected."""
reader, writer = mock_streams
bridge = SocketBridge()
bridge._reader = reader
bridge._writer = writer
bridge._connected = True
# Setup response
response = {"jsonrpc": "2.0", "id": "test-1", "result": {"success": True}}
reader.readline.return_value = json.dumps(response).encode() + b"\n"
# Our bridge sends and receives in one call
# Just verify we can set up the bridge state correctly
assert bridge._reader is not None
assert bridge._writer is not None
assert bridge._connected is True
class TestSocketBridgeDocuments:
"""Tests for document handling via socket."""
@pytest.mark.asyncio
async def test_get_documents_when_not_connected(self):
"""get_documents should return empty list when not connected."""
bridge = SocketBridge()
# This will fail to send request, should return empty
docs = await bridge.get_documents()
assert docs == []
@pytest.mark.asyncio
async def test_get_active_document_when_not_connected(self):
"""get_active_document should return None when not connected."""
bridge = SocketBridge()
doc = await bridge.get_active_document()
assert doc is None
@pytest.mark.asyncio
async def test_is_gui_available_when_not_connected(self):
"""is_gui_available should return False when not connected."""
bridge = SocketBridge()
result = await bridge.is_gui_available()
assert result is False
class TestSocketBridgeVersionInfo:
"""Tests for version info handling."""
@pytest.mark.asyncio
async def test_get_version_when_not_connected(self):
"""get_freecad_version should return unknown when not connected."""
bridge = SocketBridge()
version = await bridge.get_freecad_version()
assert version["version"] == "unknown"
assert version["gui_available"] is False