proffesor-for-testing__agentic-qe/.github/workflows/learning-integration.yml

name: Learning System Integration

# Optimized: Only runs on significant learning system changes
# Reduced from 15min to 10min timeout for cost savings

permissions:
  contents: read
  pull-requests: write
  checks: write
  statuses: write

on:
  pull_request:
    branches: [main]
    paths:
      - 'src/learning/*.ts'
      - 'src/learning/algorithms/**'
  push:
    branches: [main]
    paths:
      - 'src/learning/*.ts'
      - 'src/learning/algorithms/**'
  workflow_dispatch:
    inputs:
      min_pattern_hit_rate:
        description: 'Minimum pattern hit rate (0-100)'
        required: false
        default: '70'
      min_convergence_rate:
        description: 'Minimum convergence rate (0-100)'
        required: false
        default: '80'

jobs:
  learning-validation:
    name: Learning System Validation
    runs-on: ubuntu-latest
    timeout-minutes: 10

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Build project
        run: npm run build

      - name: Run learning unit tests
        id: learning-tests
        run: npm run test:unit -- tests/unit/learning
        continue-on-error: true
        env:
          NODE_OPTIONS: '--max-old-space-size=512'

      - name: Run learning integration tests
        id: learning-integration-tests
        run: |
          # Run learning integration tests in batches
          npx jest tests/integration/learning --runInBand --forceExit
        continue-on-error: true
        env:
          NODE_OPTIONS: '--max-old-space-size=768'

      - name: Validate learning database integrity
        id: db-validation
        run: npm run ci:learning:validate
        continue-on-error: true

      - name: Check learning metrics and quality gates
        id: learning-metrics
        run: |
          npm run ci:learning:check -- \
            --min-pattern-hit-rate ${{ github.event.inputs.min_pattern_hit_rate || '70' }} \
            --min-convergence-rate ${{ github.event.inputs.min_convergence_rate || '80' }} \
            --output-dir ./learning-reports
        continue-on-error: true
        env:
          MIN_PATTERN_HIT_RATE: ${{ github.event.inputs.min_pattern_hit_rate || '70' }}
          MIN_CONVERGENCE_RATE: ${{ github.event.inputs.min_convergence_rate || '80' }}

      - name: Upload learning reports
        uses: actions/upload-artifact@v4
        if: always()
        with:
          name: learning-reports
          path: |
            learning-reports/
            .agentic-qe/*.db
          retention-days: 30

      - name: Post learning metrics to PR
        uses: actions/github-script@v7
        if: always() && github.event_name == 'pull_request'
        with:
          script: |
            const fs = require('fs');
            const path = require('path');

            // Read learning metrics report
            const reportPath = path.join(process.cwd(), 'learning-reports', 'metrics.json');

            if (!fs.existsSync(reportPath)) {
              console.log('No learning metrics report found');
              return;
            }

            const metrics = JSON.parse(fs.readFileSync(reportPath, 'utf8'));

            // Build PR comment
            const statusIcon = metrics.passed ? '✅' : '❌';
            const statusText = metrics.passed ? 'PASSED' : 'FAILED';

            let comment = `## ${statusIcon} Learning System Quality Gate: ${statusText}\n\n`;

            comment += '### 📊 Learning Metrics\n\n';
            comment += `- **Pattern Hit Rate**: ${metrics.patternHitRate.toFixed(1)}% (threshold: ${metrics.thresholds.patternHitRate}%)\n`;
            comment += `- **Convergence Rate**: ${metrics.convergenceRate.toFixed(1)}% (threshold: ${metrics.thresholds.convergenceRate}%)\n`;
            comment += `- **Total Patterns**: ${metrics.totalPatterns}\n`;
            comment += `- **Total Q-Values**: ${metrics.totalQValues}\n`;
            comment += `- **Average Reward**: ${metrics.averageReward.toFixed(3)}\n`;
            comment += `- **Database Integrity**: ${metrics.databaseIntegrity ? '✅ Valid' : '❌ Invalid'}\n\n`;

            if (metrics.algorithms) {
              comment += '### 🧠 Algorithm Performance\n\n';
              comment += '| Algorithm | Episodes | Avg Reward | Convergence |\n';
              comment += '|-----------|----------|------------|-------------|\n';

              for (const [algo, stats] of Object.entries(metrics.algorithms)) {
                const algoStats = stats;
                comment += `| ${algo} | ${algoStats.episodes} | ${algoStats.avgReward.toFixed(3)} | ${algoStats.converged ? '✅' : '⏳'} |\n`;
              }
              comment += '\n';
            }

            if (!metrics.passed && metrics.violations.length > 0) {
              comment += '### ⚠️ Quality Gate Violations\n\n';
              for (const violation of metrics.violations) {
                comment += `- **${violation.metric}**: ${violation.actual} (required: ${violation.threshold})\n`;
              }
              comment += '\n';
            }

            comment += '### 🚀 Learning System Status\n\n';
            if (metrics.passed) {
              comment += '✅ **APPROVED** - Learning system quality gates passed.\n';
              comment += '- All algorithms passing tests\n';
              comment += '- Pattern hit rate meets threshold\n';
              comment += '- Convergence rate meets threshold\n';
              comment += '- Database integrity validated\n';
            } else {
              comment += '❌ **BLOCKED** - Learning system quality gates failed.\n';
              comment += '\n**Action Required**: Fix violations before merge.\n';
            }

            comment += `\n---\n*Learning metrics evaluated at ${new Date().toISOString()}*`;

            // Find existing learning comment
            const { data: comments } = await github.rest.issues.listComments({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
            });

            const botComment = comments.find(c =>
              c.user?.type === 'Bot' &&
              c.body?.includes('Learning System Quality Gate:')
            );

            if (botComment) {
              await github.rest.issues.updateComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                comment_id: botComment.id,
                body: comment
              });
            } else {
              await github.rest.issues.createComment({
                owner: context.repo.owner,
                repo: context.repo.repo,
                issue_number: context.issue.number,
                body: comment
              });
            }

      - name: Update commit status
        uses: actions/github-script@v7
        if: always()
        with:
          script: |
            const fs = require('fs');
            const path = require('path');

            const reportPath = path.join(process.cwd(), 'learning-reports', 'metrics.json');

            let state = 'success';
            let description = 'Learning quality gates passed';

            if (fs.existsSync(reportPath)) {
              const metrics = JSON.parse(fs.readFileSync(reportPath, 'utf8'));

              if (!metrics.passed) {
                state = 'failure';
                description = `Learning quality gates failed: ${metrics.violations.length} violation(s)`;
              }
            } else {
              state = 'error';
              description = 'Unable to evaluate learning quality gates';
            }

            await github.rest.repos.createCommitStatus({
              owner: context.repo.owner,
              repo: context.repo.repo,
              sha: context.sha,
              state: state,
              context: 'Learning Quality Gate',
              description: description,
              target_url: `${context.serverUrl}/${context.repo.owner}/${context.repo.repo}/actions/runs/${context.runId}`
            });

      - name: Fail workflow if learning quality gates failed
        if: always()
        run: |
          if [ -f "learning-reports/metrics.json" ]; then
            PASSED=$(cat learning-reports/metrics.json | jq -r '.passed')

            if [ "$PASSED" = "true" ]; then
              echo "✅ Learning quality gates passed"
              exit 0
            else
              echo "❌ Learning quality gates failed"

              # Show violations
              VIOLATIONS=$(cat learning-reports/metrics.json | jq -r '.violations[] | "  - \(.metric): \(.actual) (required: \(.threshold))"')
              echo ""
              echo "Violations:"
              echo "$VIOLATIONS"

              exit 1
            fi
          else
            echo "⚠️ No learning metrics report found - assuming failure"
            exit 1
          fi

  learning-regression-check:
    name: Learning Regression Detection
    runs-on: ubuntu-latest
    timeout-minutes: 8
    if: github.event_name == 'pull_request'

    steps:
      - name: Checkout code
        uses: actions/checkout@v4
        with:
          fetch-depth: 0  # Need history for comparison

      - name: Setup Node.js
        uses: actions/setup-node@v4
        with:
          node-version: '20'
          cache: 'npm'

      - name: Install dependencies
        run: npm ci

      - name: Build project
        run: npm run build

      - name: Check for learning metric regression
        id: regression-check
        run: npm run ci:learning:regression
        continue-on-error: true

      - name: Post regression analysis to PR
        uses: actions/github-script@v7
        if: always()
        with:
          script: |
            const fs = require('fs');
            const path = require('path');

            const regressionPath = path.join(process.cwd(), 'learning-reports', 'regression.json');

            if (!fs.existsSync(regressionPath)) {
              console.log('No regression report found');
              return;
            }

            const regression = JSON.parse(fs.readFileSync(regressionPath, 'utf8'));

            let comment = '## 📈 Learning Metrics Regression Analysis\n\n';

            if (regression.hasRegression) {
              comment += '⚠️ **Warning**: Learning metrics have regressed compared to base branch.\n\n';
              comment += '| Metric | Base | Current | Change |\n';
              comment += '|--------|------|---------|--------|\n';

              for (const metric of regression.regressions) {
                const change = metric.change >= 0 ? `+${metric.change.toFixed(1)}%` : `${metric.change.toFixed(1)}%`;
                const emoji = metric.change < 0 ? '📉' : '📈';
                comment += `| ${metric.name} ${emoji} | ${metric.base.toFixed(1)}% | ${metric.current.toFixed(1)}% | ${change} |\n`;
              }
            } else {
              comment += '✅ **No regression detected** - Learning metrics are stable or improved.\n\n';
              comment += '| Metric | Base | Current | Change |\n';
              comment += '|--------|------|---------|--------|\n';

              for (const metric of regression.comparisons) {
                const change = metric.change >= 0 ? `+${metric.change.toFixed(1)}%` : `${metric.change.toFixed(1)}%`;
                const emoji = metric.change >= 0 ? '📈' : '📉';
                comment += `| ${metric.name} ${emoji} | ${metric.base.toFixed(1)}% | ${metric.current.toFixed(1)}% | ${change} |\n`;
              }
            }

            comment += `\n---\n*Regression analysis performed at ${new Date().toISOString()}*`;

            await github.rest.issues.createComment({
              owner: context.repo.owner,
              repo: context.repo.repo,
              issue_number: context.issue.number,
              body: comment
            });