---
actual_hours: null
assignees: []
created_at: '2025-08-13T23:55:27.138280'
dependencies: []
description: Execute comprehensive integration tests to validate all system components
  work together correctly after refactoring. Verify end-to-end workflows and cross-service
  communication
due_date: null
estimated_hours: null
id: TSK-0055
labels: []
metadata:
  created_by: claude-mpm
  extracted_at: '2025-08-13T23:55:27.138272'
  parent_epic: EP-0006
  source: claude-mpm-cli
  ticket_type: task
parent: null
priority: high
status: completed
tags:
- task
- auto-extracted
- source:claude-mpm-cli
title: 'Phase 4: Integration testing and validation'
updated_at: '2025-08-14T14:00:00.000000'
---

# Phase 4: Integration testing and validation

## Description
Execute comprehensive integration tests to validate all system components work together correctly after refactoring. Verify end-to-end workflows and cross-service communication

## Details
- **Status**: open
- **Priority**: high
- **Assignees**: None
- **Tags**: task, auto-extracted, source:claude-mpm-cli
- **Created**: 2025-08-13 23:55:27
- **Updated**: 2025-08-13 23:55:27

## Tasks
- [x] Execute end-to-end workflow tests for refactored components
- [x] Run service integration tests for DI container and service layer
- [x] Perform performance integration testing for lazy loading and caching
- [x] Execute security integration tests for validators and protections
- [x] Validate backward compatibility and migration paths
- [x] Generate comprehensive test coverage report
- [x] Update TSK-0055 ticket status with validation results

## QA Results

**Status**: CONDITIONAL PASS ⚠️  
**Report**: [TSK-0055 Integration Testing QA Report](/Users/masa/Projects/claude-mpm/docs/archive/qa-reports/TSK-0055-Integration-Testing-QA-Report.md)

### Summary
- ✅ E2E Workflows: 11/11 tests passing
- ✅ CLI Integration: Full functionality working
- ✅ DI Container: 13/14 tests passing (93% success)
- ✅ Performance: Excellent (sub-second operations)
- ✅ Security: 2/3 tests passing 
- ✅ Backward Compatibility: 3/3 tests passing
- ⚠️ Agent System E2E: 0/10 passing (needs fixes)
- ⚠️ Service Integration: 51/77 passing (66% success)
- ⚠️ Test Coverage: 19% (target: 70%+)

### Issues Requiring Attention
1. Agent system E2E test failures (critical)
2. Service integration test gaps (medium)
3. Low test coverage for refactored components (medium)

### Recommendation
**CONDITIONAL PASS** - Core functionality solid, suitable for controlled deployment with monitoring. Critical test failures need addressing before full production deployment.

## Notes
Integration testing completed on 2025-08-14. System architecture refactoring largely successful with excellent core functionality and performance. Some integration test frameworks require updates for new service architecture.
