test.yml

name: Dynamic CDK version testing

on:
  push:
    branches:
      - main
  pull_request:
    branches:
      - main
  workflow_dispatch:
    inputs:
      node-version:
        required: false
        default: '22.x'
      python-version:
        required: false
        default: '3.12'

env:
  AWS_ACCESS_KEY_ID: test
  AWS_SECRET_ACCESS_KEY: test
  AWS_REGION: us-east-1
  AWS_DEFAULT_REGION: us-east-1

jobs:
  generate-cdk-version-matrix:
    runs-on: ubuntu-latest
    outputs:
      matrix: ${{ steps.set-matrix.outputs.MATRIX }}
    steps:
      - name: Use Node.js ${{ inputs.node-version }}
        uses: actions/setup-node@v2
        with:
          node-version: ${{ inputs.node-version }}
      - name: Obtain aws-cdk versions
        id: set-matrix
        run: |
          VERSIONS_ARRAY=$(npm view aws-cdk versions --json | jq -c '.[-256:]' )
          MATRIX="{\"cdk-version\":$VERSIONS_ARRAY}"
          echo "MATRIX=$MATRIX" >> $GITHUB_OUTPUT
 
 
  version-testing:
    runs-on: ubuntu-latest
    needs: generate-cdk-version-matrix
    strategy:
      matrix: ${{fromJson(needs.generate-cdk-version-matrix.outputs.matrix || '{}')}}

    steps:
      - uses: actions/checkout@v2
        with:
          path: repo

      - name: Use Node.js ${{ inputs.node-version }}
        uses: actions/setup-node@v2
        with:
          node-version: ${{ inputs.node-version }}

      - name: Setup Python ${{ inputs.python-version }}
        uses: actions/setup-python@v2
        with:
          python-version: '${{ inputs.python-version }}'

      - name: Install dependencies for aws-cdk-local
        working-directory: repo
        run: |
          npm install
          npm install aws-cdk
          if [ -n "${{ matrix.cdk-version }}" ]; then
            npm install aws-cdk@${{ matrix.cdk-version }}
          fi
          echo "$(pwd)/bin" >> $GITHUB_PATH

      - name: Verify specific aws-cdk version is used by cdklocal
        run: |
          cdklocal --version

      - name: Install localstack CLI
        run: pip install localstack

      - name: Set up unique folder
        run: |
          export WORK_DIR="cdk-test-$GITHUB_RUN_NUMBER"
          export STACK_NAME="CdkTest${GITHUB_RUN_NUMBER}Stack"
          mkdir -p $WORK_DIR
          echo "WORK_DIR=$WORK_DIR" >> $GITHUB_ENV
          echo "STACK_NAME=$STACK_NAME" >> $GITHUB_ENV

      - name: Initialize new CDK app
        working-directory: ${{env.WORK_DIR}}
        run: cdklocal init app --language=python

      - name: Start and wait for localstack (Community)
        timeout-minutes: 10
        run: |
          docker pull localstack/localstack:latest
          localstack start -d
          localstack wait -t 30

      - name: Install python libs
        working-directory: ${{env.WORK_DIR}}
        run: |
          source .venv/bin/activate
          pip install -r requirements.txt

      - name: Run bootstrap
        timeout-minutes: 1
        working-directory: ${{env.WORK_DIR}}
        run: |
          source .venv/bin/activate
          cdklocal bootstrap

      - name: Deploy
        timeout-minutes: 1
        working-directory: ${{env.WORK_DIR}}
        run: |
          source .venv/bin/activate
          cdklocal deploy --require-approval=never

      - name: Verify successful deployment
        run: |
          [ $(aws cloudformation describe-stacks --stack-name $STACK_NAME --endpoint-url http://localhost:4566 | jq '[ .Stacks[] | select(.StackStatus == "CREATE_COMPLETE") ] | length') -eq 1 ] || exit 1