Remotion Video Generator

"""Tests for BrowserFrame template generation.""" from tests.components.conftest import ( assert_has_interface, assert_has_timing_props, assert_has_visibility_check, assert_valid_typescript, ) class TestBrowserFrameBasic: """Basic BrowserFrame generation tests.""" def test_basic_generation(self, component_builder, theme_name): """Test basic BrowserFrame generation.""" tsx = component_builder.build_component("BrowserFrame", {}, theme_name) assert tsx is not None assert "BrowserFrame" in tsx assert_valid_typescript(tsx) assert_has_interface(tsx, "BrowserFrame") assert_has_timing_props(tsx) assert_has_visibility_check(tsx) class TestBrowserFrameBuilderMethod: """Tests for BrowserFrame builder method.""" def test_add_to_composition_basic(self): """Test add_to_composition creates ComponentInstance.""" from chuk_motion.components.frames.BrowserFrame.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 == "BrowserFrame" def test_add_to_composition_all_props(self): """Test all props are set correctly.""" from chuk_motion.components.frames.BrowserFrame.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, url="https://example.org", theme="firefox", tabs='[{"title": "Tab 1", "url": "https://example.org"}]', show_status=True, status_text="Loading...", content="Page content", width=1400, height=900, position="bottom-right", shadow=False, ) props = builder.components[0].props assert props["url"] == "https://example.org" assert props["theme"] == "firefox" assert props["tabs"] == '[{"title": "Tab 1", "url": "https://example.org"}]' assert props["showStatus"] is True assert props["statusText"] == "Loading..." assert props["content"] == "Page content" assert props["width"] == 1400 assert props["height"] == 900 assert props["position"] == "bottom-right" assert props["shadow"] is False def test_add_to_composition_timing(self): """Test add_to_composition handles timing correctly.""" from chuk_motion.components.frames.BrowserFrame.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 TestBrowserFrameToolRegistration: """Tests for BrowserFrame MCP tool registration.""" def test_register_tool(self): """Test tool registration.""" from unittest.mock import Mock from chuk_motion.components.frames.BrowserFrame.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 import json from unittest.mock import Mock from chuk_motion.components.frames.BrowserFrame.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 tabs = json.dumps([{"title": "Tab 1", "url": "https://example.com"}]) result = asyncio.run( tool_func( startFrame=0, durationInFrames=150, url="https://example.com", theme="chrome", tabs=tabs, showStatus=False, statusText="", content="", width=1200, height=800, position="center", shadow=True, ) ) # 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_json_parsing_error(self): """Test tool handles JSON parsing errors.""" import asyncio from unittest.mock import Mock from chuk_motion.components.frames.BrowserFrame.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] # Test with invalid JSON - should handle gracefully result = asyncio.run( tool_func( startFrame=0, durationInFrames=150, url="https://example.com", theme="chrome", tabs="invalid json", # Invalid JSON showStatus=False, statusText="", content="", width=1200, height=800, position="center", shadow=True, ) ) # Should not crash, should handle gracefully assert result is not None # Parse JSON response import json response = json.loads(result) assert "component" in response 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.BrowserFrame.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.BrowserFrame.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] result = asyncio.run( tool_func(startFrame=0, durationInFrames=150, url="https://example.com") ) response = json.loads(result) assert "error" in response assert "Test error" in response["error"]