Remotion Video Generator

"""Tests for DeviceFrame template generation.""" from tests.components.conftest import ( assert_has_interface, assert_has_timing_props, assert_has_visibility_check, assert_valid_typescript, ) class TestDeviceFrameBasic: """Basic DeviceFrame generation tests.""" def test_basic_generation(self, component_builder, theme_name): """Test basic DeviceFrame generation.""" tsx = component_builder.build_component("DeviceFrame", {}, theme_name) assert tsx is not None assert "DeviceFrame" in tsx assert_valid_typescript(tsx) assert_has_interface(tsx, "DeviceFrame") assert_has_timing_props(tsx) assert_has_visibility_check(tsx) class TestDeviceFrameBuilderMethod: """Tests for DeviceFrame builder method.""" def test_add_to_composition_basic(self): """Test add_to_composition creates ComponentInstance.""" from chuk_motion.components.frames.DeviceFrame.builder import add_to_composition from chuk_motion.generator.composition_builder import CompositionBuilder builder = CompositionBuilder() result = add_to_composition(builder, start_time=0.0, duration=5.0) assert result is builder assert len(builder.components) == 1 assert builder.components[0].component_type == "DeviceFrame" def test_add_to_composition_all_props(self): """Test all props are set correctly.""" from chuk_motion.components.frames.DeviceFrame.builder import add_to_composition from chuk_motion.generator.composition_builder import CompositionBuilder builder = CompositionBuilder() add_to_composition( builder, start_time=1.0, duration=10.0, device="tablet", content="Test content", orientation="landscape", scale=1.5, glare=False, shadow=False, position="top-right", ) props = builder.components[0].props assert props["device"] == "tablet" assert props["content"] == "Test content" assert props["orientation"] == "landscape" assert props["scale"] == 1.5 assert props["glare"] is False assert props["shadow"] is False assert props["position"] == "top-right" def test_add_to_composition_timing(self): """Test add_to_composition handles timing correctly.""" from chuk_motion.components.frames.DeviceFrame.builder import add_to_composition from chuk_motion.generator.composition_builder import CompositionBuilder builder = CompositionBuilder(fps=30) add_to_composition(builder, start_time=2.0, duration=5.0) component = builder.components[0] assert component.start_frame == 60 # 2.0 * 30fps assert component.duration_frames == 150 # 5.0 * 30fps class TestDeviceFrameToolRegistration: """Tests for DeviceFrame MCP tool registration.""" def test_register_tool(self): """Test tool registration.""" from unittest.mock import Mock from chuk_motion.components.frames.DeviceFrame.tool import register_tool mcp_mock = Mock() pm_mock = Mock() register_tool(mcp_mock, pm_mock) mcp_mock.tool.assert_called_once() def test_tool_execution(self): """Test tool execution.""" import asyncio from unittest.mock import Mock from chuk_motion.components.frames.DeviceFrame.tool import register_tool # Mock ProjectManager and Project pm_mock = Mock() project_mock = Mock() project_mock.add_component_to_track = Mock() pm_mock.get_active_project = Mock(return_value=project_mock) mcp_mock = Mock() register_tool(mcp_mock, pm_mock) tool_func = mcp_mock.tool.call_args[0][0] # Execute with all parameters result = asyncio.run( tool_func( startFrame=0, durationInFrames=150, device="phone", content="", orientation="portrait", scale=1.0, glare=True, shadow=True, position="center", ) ) # Parse JSON response import json response = json.loads(result) # Check FrameComponentResponse structure assert "component" in response assert "position" in response assert "start_time" in response assert "duration" in response # Verify component was added project_mock.add_component_to_track.assert_called_once() def test_tool_execution_no_project(self): """Test tool execution without active project.""" import asyncio import tempfile from unittest.mock import Mock from chuk_motion.components.frames.DeviceFrame.tool import register_tool from chuk_motion.utils.project_manager import ProjectManager with tempfile.TemporaryDirectory() as tmpdir: pm = ProjectManager(tmpdir) # Don't create or set active project mcp_mock = Mock() register_tool(mcp_mock, pm) tool_func = mcp_mock.tool.call_args[0][0] # Should return an error response when no project is set result = asyncio.run(tool_func(startFrame=0, durationInFrames=150)) import json response = json.loads(result) assert "error" in response def test_tool_execution_error_handling(self): """Test tool handles errors gracefully when add_component_to_track fails.""" import asyncio import json from unittest.mock import Mock from chuk_motion.components.frames.DeviceFrame.tool import register_tool # Mock ProjectManager with project that raises an error on add_component_to_track pm_mock = Mock() project_mock = Mock() project_mock.add_component_to_track = Mock(side_effect=Exception("Test error")) pm_mock.get_active_project = Mock(return_value=project_mock) mcp_mock = Mock() register_tool(mcp_mock, pm_mock) tool_func = mcp_mock.tool.call_args[0][0] # The tool should catch the error and return an ErrorResponse result = asyncio.run(tool_func(startFrame=0, durationInFrames=150, device="phone")) result_data = json.loads(result) assert "error" in result_data assert "Test error" in result_data["error"]