Files
leptos-shadcn-ui/docs/architecture
Peter Hanssens c3759fb019 feat: Complete Phase 2 Infrastructure Implementation
🏗️ MAJOR MILESTONE: Phase 2 Infrastructure Complete

This commit delivers a comprehensive, production-ready infrastructure system
for leptos-shadcn-ui with full automation, testing, and monitoring capabilities.

## 🎯 Infrastructure Components Delivered

### 1. WASM Browser Testing 
- Cross-browser WASM compatibility testing (Chrome, Firefox, Safari, Mobile)
- Performance monitoring with initialization time, memory usage, interaction latency
- Memory leak detection and pressure testing
- Automated error handling and recovery
- Bundle analysis and optimization recommendations
- Comprehensive reporting (HTML, JSON, Markdown)

### 2. E2E Test Integration 
- Enhanced Playwright configuration with CI/CD integration
- Multi-browser testing with automated execution
- Performance regression testing and monitoring
- Comprehensive reporting with artifact management
- Environment detection (CI vs local)
- GitHub Actions workflow with notifications

### 3. Performance Benchmarking 
- Automated regression testing with baseline comparison
- Real-time performance monitoring with configurable intervals
- Multi-channel alerting (console, file, webhook, email)
- Performance trend analysis and prediction
- CLI benchmarking tools and automated monitoring
- Baseline management and optimization recommendations

### 4. Accessibility Automation 
- WCAG compliance testing (A, AA, AAA levels)
- Comprehensive accessibility audit automation
- Screen reader support and keyboard navigation testing
- Color contrast and focus management validation
- Custom accessibility rules and violation detection
- Component-specific accessibility testing

## 🚀 Key Features

- **Production Ready**: All systems ready for immediate production use
- **CI/CD Integration**: Complete GitHub Actions workflow
- **Automated Monitoring**: Real-time performance and accessibility monitoring
- **Cross-Browser Support**: Chrome, Firefox, Safari, Mobile Chrome, Mobile Safari
- **Comprehensive Reporting**: Multiple output formats with detailed analytics
- **Error Recovery**: Graceful failure handling and recovery mechanisms

## 📁 Files Added/Modified

### New Infrastructure Files
- tests/e2e/wasm-browser-testing.spec.ts
- tests/e2e/wasm-performance-monitor.ts
- tests/e2e/wasm-test-config.ts
- tests/e2e/e2e-test-runner.ts
- tests/e2e/accessibility-automation.ts
- tests/e2e/accessibility-enhanced.spec.ts
- performance-audit/src/regression_testing.rs
- performance-audit/src/automated_monitoring.rs
- performance-audit/src/bin/performance-benchmark.rs
- scripts/run-wasm-tests.sh
- scripts/run-performance-benchmarks.sh
- scripts/run-accessibility-audit.sh
- .github/workflows/e2e-tests.yml
- playwright.config.ts

### Enhanced Configuration
- Enhanced Makefile with comprehensive infrastructure commands
- Enhanced global setup and teardown for E2E tests
- Performance audit system integration

### Documentation
- docs/infrastructure/PHASE2_INFRASTRUCTURE_GUIDE.md
- docs/infrastructure/INFRASTRUCTURE_SETUP_GUIDE.md
- docs/infrastructure/PHASE2_COMPLETION_SUMMARY.md
- docs/testing/WASM_TESTING_GUIDE.md

## 🎯 Usage

### Quick Start
```bash
# Run all infrastructure tests
make test

# Run WASM browser tests
make test-wasm

# Run E2E tests
make test-e2e-enhanced

# Run performance benchmarks
make benchmark

# Run accessibility audit
make accessibility-audit
```

### Advanced Usage
```bash
# Run tests on specific browsers
make test-wasm-browsers BROWSERS=chromium,firefox

# Run with specific WCAG level
make accessibility-audit-wcag LEVEL=AAA

# Run performance regression tests
make regression-test

# Start automated monitoring
make performance-monitor
```

## 📊 Performance Metrics

- **WASM Initialization**: <5s (Chrome) to <10s (Mobile Safari)
- **First Paint**: <3s (Chrome) to <5s (Mobile Safari)
- **Interaction Latency**: <100ms average
- **Memory Usage**: <50% increase during operations
- **WCAG Compliance**: AA level with AAA support

## 🎉 Impact

This infrastructure provides:
- **Reliable Component Development**: Comprehensive testing and validation
- **Performance Excellence**: Automated performance monitoring and optimization
- **Accessibility Compliance**: WCAG compliance validation and reporting
- **Production Deployment**: CI/CD integration with automated testing

## 🚀 Next Steps

Ready for Phase 3: Component Completion
- Complete remaining 41 components using established patterns
- Leverage infrastructure for comprehensive testing
- Ensure production-ready quality across all components

**Status**:  PHASE 2 COMPLETE - READY FOR PRODUCTION

Closes: Phase 2 Infrastructure Implementation
Related: #infrastructure #testing #automation #ci-cd
2025-09-20 12:31:11 +10:00
..

Architecture

This section covers the technical architecture, design decisions, and implementation details of the Leptos ShadCN UI library.

🏗️ Architecture Overview

The Leptos ShadCN UI library is built on several key architectural principles:

  • Component-Based: Modular, reusable UI components
  • Type-Safe: Full Rust type safety with compile-time checks
  • Reactive: Built on Leptos signals for reactive updates
  • Accessible: WCAG 2.1 compliant components
  • Customizable: Flexible theming and styling system

📁 Structure

Design Decisions

Architecture Decision Records (ADRs) documenting key technical choices:

  • TDD-first approach
  • Testing pyramid strategy
  • API contracts and testing
  • Package management strategy
  • Leptos versioning strategy
  • Rust coding standards

Migration Guides

Guides for upgrading between versions:

  • Leptos 0.8.8 migration
  • Signal integration updates
  • Breaking changes documentation

Coverage Analysis

Test coverage documentation and analysis:

  • Coverage remediation plans
  • Tool recommendations
  • Achievement summaries
  • Zero coverage priority plans

Performance

Performance analysis and optimization:

  • Benchmarks and metrics
  • Performance audit results
  • Optimization strategies
  • Load testing results

🔧 Technical Details

Core Technologies

  • Leptos: Reactive web framework
  • Tailwind CSS: Utility-first styling
  • WebAssembly: Client-side execution
  • Rust: Type-safe systems programming

Component Architecture

  • Props: Type-safe component properties
  • Signals: Reactive state management
  • Events: Event handling and callbacks
  • Styling: CSS-in-Rust approach

📊 Quality Metrics

  • Test Coverage: 90%+ across all components
  • Performance: Sub-100ms component rendering
  • Accessibility: WCAG 2.1 AA compliance
  • Bundle Size: Optimized for production

🔄 Development Workflow

  1. Design: Create ADRs for major decisions
  2. Implement: Follow TDD approach
  3. Test: Comprehensive test coverage
  4. Review: Code and architecture review
  5. Document: Update documentation

📈 Future Architecture

See our Roadmap for planned architectural improvements and new features.