# Tekton Test Task for Bakery-IA CI/CD
# This task runs unit tests and linting for changed services

apiVersion: tekton.dev/v1beta1
kind: Task
metadata:
  name: run-tests
  namespace: tekton-pipelines
  labels:
    app.kubernetes.io/name: bakery-ia-cicd
    app.kubernetes.io/component: test
spec:
  workspaces:
    - name: source
      description: Source code workspace
  params:
    - name: services
      type: string
      description: Comma-separated list of services to test
    - name: skip-lint
      type: string
      description: Skip linting if "true"
      default: "false"
    - name: skip-tests
      type: string
      description: Skip tests if "true"
      default: "false"
  results:
    - name: test-status
      description: Overall test status (passed/failed/skipped)
    - name: tested-services
      description: List of services that were tested
    - name: failed-services
      description: List of services that failed tests
  steps:
    - name: run-tests
      image: python:3.11-slim
      script: |
        #!/bin/bash
        set -e

        SOURCE_PATH="$(workspaces.source.path)"
        SERVICES="$(params.services)"
        SKIP_LINT="$(params.skip-lint)"
        SKIP_TESTS="$(params.skip-tests)"

        TESTED_SERVICES=""
        FAILED_SERVICES=""
        OVERALL_STATUS="passed"

        cd "$SOURCE_PATH"

        echo "============================================"
        echo "Running Tests"
        echo "============================================"
        echo "Services: $SERVICES"
        echo "Skip Lint: $SKIP_LINT"
        echo "Skip Tests: $SKIP_TESTS"
        echo "============================================"

        # Skip if no services to test
        if [ "$SERVICES" = "none" ] || [ -z "$SERVICES" ]; then
          echo "No services to test, skipping..."
          echo "skipped" > $(results.test-status.path)
          echo "none" > $(results.tested-services.path)
          echo "none" > $(results.failed-services.path)
          exit 0
        fi

        # Install common test dependencies
        echo ""
        echo "Installing test dependencies..."
        pip install --quiet pytest pytest-cov pytest-asyncio ruff mypy 2>/dev/null || true

        # Convert comma-separated list to space-separated
        SERVICES_LIST=$(echo "$SERVICES" | tr ',' ' ')

        for SERVICE in $SERVICES_LIST; do
          # Trim whitespace
          SERVICE=$(echo "$SERVICE" | tr -d ' ')

          # Skip infrastructure changes
          if [ "$SERVICE" = "infrastructure" ]; then
            echo "Skipping infrastructure (not testable)"
            continue
          fi

          echo ""
          echo "--------------------------------------------"
          echo "Testing service: $SERVICE"
          echo "--------------------------------------------"

          # Determine service path
          if [ "$SERVICE" = "frontend" ]; then
            SERVICE_PATH="$SOURCE_PATH/frontend"
          elif [ "$SERVICE" = "gateway" ]; then
            SERVICE_PATH="$SOURCE_PATH/gateway"
          else
            SERVICE_PATH="$SOURCE_PATH/services/$SERVICE"
          fi

          # Check if service exists
          if [ ! -d "$SERVICE_PATH" ]; then
            echo "Warning: Service directory not found: $SERVICE_PATH"
            continue
          fi

          cd "$SERVICE_PATH"
          SERVICE_FAILED=false

          # Install service-specific dependencies if requirements.txt exists
          if [ -f "requirements.txt" ]; then
            echo "Installing service dependencies..."
            pip install --quiet -r requirements.txt 2>/dev/null || true
          fi

          # Run linting (ruff)
          if [ "$SKIP_LINT" != "true" ]; then
            echo ""
            echo "Running linter (ruff)..."
            if [ -d "app" ]; then
              ruff check app/ --output-format=text 2>&1 || {
                echo "Linting failed for $SERVICE"
                SERVICE_FAILED=true
              }
            fi
          fi

          # Run tests
          if [ "$SKIP_TESTS" != "true" ]; then
            echo ""
            echo "Running tests (pytest)..."
            if [ -d "tests" ]; then
              pytest tests/ -v --tb=short 2>&1 || {
                echo "Tests failed for $SERVICE"
                SERVICE_FAILED=true
              }
            elif [ -d "app/tests" ]; then
              pytest app/tests/ -v --tb=short 2>&1 || {
                echo "Tests failed for $SERVICE"
                SERVICE_FAILED=true
              }
            else
              echo "No tests directory found, skipping tests"
            fi
          fi

          # Track results
          if [ -z "$TESTED_SERVICES" ]; then
            TESTED_SERVICES="$SERVICE"
          else
            TESTED_SERVICES="$TESTED_SERVICES,$SERVICE"
          fi

          if [ "$SERVICE_FAILED" = true ]; then
            OVERALL_STATUS="failed"
            if [ -z "$FAILED_SERVICES" ]; then
              FAILED_SERVICES="$SERVICE"
            else
              FAILED_SERVICES="$FAILED_SERVICES,$SERVICE"
            fi
          fi

          cd "$SOURCE_PATH"
        done

        echo ""
        echo "============================================"
        echo "Test Summary"
        echo "============================================"
        echo "Tested services: $TESTED_SERVICES"
        echo "Failed services: $FAILED_SERVICES"
        echo "Overall status: $OVERALL_STATUS"

        # Write results
        echo "$OVERALL_STATUS" > $(results.test-status.path)

        if [ -z "$TESTED_SERVICES" ]; then
          echo "none" > $(results.tested-services.path)
        else
          echo "$TESTED_SERVICES" > $(results.tested-services.path)
        fi

        if [ -z "$FAILED_SERVICES" ]; then
          echo "none" > $(results.failed-services.path)
        else
          echo "$FAILED_SERVICES" > $(results.failed-services.path)
        fi

        # Exit with error if tests failed
        if [ "$OVERALL_STATUS" = "failed" ]; then
          echo ""
          echo "ERROR: Some tests failed!"
          exit 1
        fi

        echo ""
        echo "All tests passed!"
      resources:
        limits:
          cpu: 1000m
          memory: 2Gi
        requests:
          cpu: 500m
          memory: 1Gi