Remotion Video Generator

""" Tests for ComponentBuilder class and infrastructure. """ import pytest class TestComponentBuilderInit: """Tests for ComponentBuilder initialization.""" def test_builder_creation(self, component_builder): """Test ComponentBuilder can be created.""" assert component_builder is not None def test_template_dir_exists(self, component_builder): """Test component directory exists.""" assert component_builder.components_dir.exists() assert component_builder.components_dir.is_dir() def test_jinja_env_configured(self, component_builder): """Test Jinja2 environment is properly configured.""" env = component_builder.env assert env is not None assert env.loader is not None class TestJinjaConfiguration: """Tests for Jinja2 environment configuration.""" def test_custom_delimiters(self, component_builder): """Test custom delimiters to avoid JSX conflicts.""" env = component_builder.env # Should use [[ ]] for variables instead of {{ }} assert env.variable_start_string == "[[" assert env.variable_end_string == "]]" # Should use [% %] for blocks instead of {% %} assert env.block_start_string == "[%" assert env.block_end_string == "%]" def test_trim_blocks_enabled(self, component_builder): """Test trim_blocks is enabled for clean output.""" assert component_builder.env.trim_blocks is True def test_lstrip_blocks_enabled(self, component_builder): """Test lstrip_blocks is enabled.""" assert component_builder.env.lstrip_blocks is True def test_autoescape_disabled(self, component_builder): """Test autoescape is disabled for TSX code.""" assert component_builder.env.autoescape is False class TestCustomFilters: """Tests for custom Jinja2 filters.""" def test_filters_registered(self, component_builder): """Test custom filters are registered.""" assert "to_camel_case" in component_builder.env.filters assert "to_pascal_case" in component_builder.env.filters def test_to_camel_case_filter(self, component_builder): """Test to_camel_case filter functionality.""" camel_case = component_builder.env.filters["to_camel_case"] assert camel_case("hello_world") == "helloWorld" assert camel_case("some_long_name") == "someLongName" assert camel_case("one") == "one" assert camel_case("a_b_c_d") == "aBCD" def test_to_pascal_case_filter(self, component_builder): """Test to_pascal_case filter functionality.""" pascal_case = component_builder.env.filters["to_pascal_case"] assert pascal_case("hello_world") == "HelloWorld" assert pascal_case("some_long_name") == "SomeLongName" assert pascal_case("one") == "One" assert pascal_case("a_b_c_d") == "ABCD" class TestTemplateDiscovery: """Tests for template file discovery.""" def test_find_overlay_template(self, component_builder): """Test finding template in overlays directory.""" path = component_builder._find_template("TitleScene") assert path == "overlays/TitleScene/template.tsx.j2" def test_find_content_template(self, component_builder): """Test finding template in code directory.""" path = component_builder._find_template("CodeBlock") assert path == "code/CodeBlock/template.tsx.j2" def test_find_layout_template(self, component_builder): """Test finding template in layouts directory.""" path = component_builder._find_template("Grid") assert path == "layouts/Grid/template.tsx.j2" def test_find_nonexistent_template(self, component_builder): """Test error handling for nonexistent template.""" with pytest.raises(ValueError, match="not found"): component_builder._find_template("NonexistentComponent") class TestBuildComponent: """Tests for build_component method.""" def test_build_with_theme(self, component_builder, theme_name): """Test building component with theme.""" tsx = component_builder.build_component("TitleScene", {"title": "Test"}, theme_name) assert tsx is not None assert isinstance(tsx, str) assert len(tsx) > 0 def test_build_with_config(self, component_builder, theme_name): """Test config dict is passed to template.""" tsx = component_builder.build_component( "TitleScene", {"title": "Custom Title", "variant": "bold"}, theme_name ) # Config values should be used in generation assert tsx is not None def test_build_with_invalid_template(self, component_builder, theme_name): """Test error handling for invalid template.""" with pytest.raises(ValueError): component_builder.build_component("InvalidComponent", {}, theme_name) class TestThemeIntegration: """Tests for theme integration in component building.""" def test_theme_passed_to_template(self, component_builder, theme_name): """Test theme data is passed to template.""" tsx = component_builder.build_component("LowerThird", {"name": "Test"}, theme_name) # Theme colors should be injected assert "#" in tsx # Hex colors from theme def test_all_themes_work(self, component_builder, all_themes): """Test component can be built with all themes.""" for theme in all_themes: tsx = component_builder.build_component("TitleScene", {"title": "Test"}, theme) assert tsx is not None assert "[[" not in tsx # No unresolved vars class TestTemplateCategories: """Tests for template category organization.""" def test_template_categories_defined(self, component_builder): """Test template categories are defined.""" assert component_builder.template_categories is not None assert isinstance(component_builder.template_categories, list) assert len(component_builder.template_categories) > 0 def test_expected_categories_present(self, component_builder): """Test expected categories are present.""" categories = component_builder.template_categories assert "layouts" in categories assert "overlays" in categories assert "content" in categories class TestErrorHandling: """Tests for error handling.""" def test_invalid_theme_name(self, component_builder): """Test handling of invalid theme name.""" # Should use default/fallback theme tsx = component_builder.build_component( "TitleScene", {"title": "Test"}, "nonexistent_theme" ) # Should still generate something (fallback to tech theme) assert tsx is not None def test_empty_config(self, component_builder, theme_name): """Test handling of empty config dict.""" tsx = component_builder.build_component("TitleScene", {}, theme_name) # Should use template defaults assert tsx is not None