name: PMG E2E Tests

on:
  pull_request:
    branches:
      - main
  push:
    branches:
      - main
  workflow_dispatch:

permissions:
  contents: read

jobs:
  e2e-test:
    name: PMG E2E Tests - All Package Managers
    runs-on: ${{ matrix.os }}
    timeout-minutes: 20
    strategy:
      fail-fast: false
      matrix:
        os: [ubuntu-latest]
    defaults:
      run:
        shell: bash
    steps:
      - name: Checkout Source
        uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4

      - name: Setup Go
        uses: actions/setup-go@0aaccfd150d50ccaeb58ebd88d36e91967a5f35b # v5
        with:
          go-version-file: go.mod

      - name: Setup Node.js
        uses: actions/setup-node@49933ea5288caeca8642d1e84afbd3f7d6820020 # v4
        with:
          node-version: 20
          check-latest: true

      - name: Setup PNPM
        uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda # v4
        with:
          version: 10

      - name: Setup Bun
        uses: oven-sh/setup-bun@735343b667d3e6f658f44d0eca948eb6282f2b76 # v2
        with:
          bun-version: latest

      - name: Setup Python
        uses: actions/setup-python@a26af69be951a213d495a4c3e4e4022e16d87065 # v5
        with:
          python-version: "3.11"

      - name: Setup uv
        uses: astral-sh/setup-uv@caf0cab7a618c569241d31dcd442f54681755d39

      - name: Install Poetry
        uses: snok/install-poetry@76e04a911780d5b312d89783f7b1cd627778900a

      - name: Build PMG
        run: make

      - name: Add pmg to PATH
        run: echo "$GITHUB_WORKSPACE/bin" >> $GITHUB_PATH

      - name: Setup PMG
        run: pmg setup install

      - name: Test PMG - Config File is Created
        run: |
          test -f $HOME/.config/safedep/pmg/config.yml

      - name: Test pmg.rc File is Created
        run: |
          test -f $HOME/.pmg.rc

      - name: Test NPM - Single Package & Manifest
        run: |
          echo "Testing NPM single package installation..."
          mkdir npm-test && cd npm-test
          pmg npm init -y
          pmg npm install express@5.2.1
          pmg npm install lodash@4.17.21

          # Verification: npm added packages present and manifest updated
          test -d node_modules/express
          test -d node_modules/lodash
          grep -q '"express"' package.json
          grep -q '"lodash"' package.json

          echo "Testing NPM manifest installation..."
          rm -rf node_modules package-lock.json
          pmg npm install

          # Verification: npm lockfile and installed modules exist after manifest install
          test -f package-lock.json
          test -d node_modules/express
          test -d node_modules/lodash
          cd .. && rm -rf npm-test

      - name: Test NPM - Experimental Proxy Mode
        run: |
          echo "Testing NPM with experimental proxy-based interception..."
          mkdir npm-proxy-test && cd npm-proxy-test
          pmg npm init -y

          echo "Testing proxy mode single package installation..."
          pmg --experimental-proxy-mode npm install express@5.2.1
          pmg --experimental-proxy-mode npm install lodash@4.17.21

          # Verification: packages installed via proxy mode
          test -d node_modules/express
          test -d node_modules/lodash
          grep -q '"express"' package.json
          grep -q '"lodash"' package.json

          echo "Testing proxy mode manifest installation..."
          rm -rf node_modules package-lock.json
          pmg --experimental-proxy-mode npm install

          # Verification: manifest install via proxy mode works
          test -f package-lock.json
          test -d node_modules/express
          test -d node_modules/lodash

          echo "Testing proxy mode with scoped package..."
          pmg --experimental-proxy-mode npm install @types/node@18.0.0

          # Verification: scoped package installed via proxy
          test -d node_modules/@types
          test -d node_modules/@types/node
          grep -q '"@types/node"' package.json

          echo "Testing proxy mode dry-run (should not create files)..."
          rm -rf node_modules package-lock.json
          pmg --experimental-proxy-mode --dry-run npm install

          # Verification: dry-run doesn't create files even in proxy mode
          test ! -d node_modules
          test ! -f package-lock.json

          cd .. && rm -rf npm-proxy-test

      - name: Test PNPM - Single Package & Manifest
        run: |
          echo "Testing PNPM single package installation..."
          mkdir pnpm-test && cd pnpm-test
          pmg pnpm init
          pmg pnpm add express@5.2.1
          pmg pnpm add lodash@4.17.21

          # Verification: pnpm packages installed and lockfile created
          test -d node_modules/express
          test -d node_modules/lodash
          test -f pnpm-lock.yaml

          echo "Testing PNPM manifest installation..."
          rm -rf node_modules pnpm-lock.yaml
          pmg pnpm install

          # Verification: pnpm lockfile and modules exist after manifest install
          test -f pnpm-lock.yaml
          test -d node_modules/express
          test -d node_modules/lodash
          cd .. && rm -rf pnpm-test

      - name: Test Bun - Single Package & Manifest
        run: |
          echo "Testing Bun single package installation..."
          mkdir bun-test && cd bun-test
          pmg bun init -y
          pmg bun add express@5.2.1
          pmg bun add lodash@4.17.21

          # Verification: bun packages installed and lockfile created
          test -d node_modules/express
          test -d node_modules/lodash
          test -f bun.lock

          echo "Testing Bun manifest installation..."
          rm -rf node_modules bun.lock
          pmg bun install

          # Verification: bun lockfile and modules exist after manifest install
          test -f bun.lock
          test -d node_modules/express
          test -d node_modules/lodash
          cd .. && rm -rf bun-test

      - name: Test Yarn - Single Package & Manifest
        run: |
          echo "Testing Yarn single package installation..."
          export YARN_ENABLE_HARDENED_MODE=0
          npm install -g yarn@1.22.22
          yarn --version

          mkdir yarn-test && cd yarn-test
          pmg yarn init -y
          pmg yarn add express@5.2.1
          pmg yarn add lodash@4.17.21

          # Verification: yarn packages installed and lockfile created
          test -d node_modules/express
          test -d node_modules/lodash
          test -f yarn.lock

          echo "Testing Yarn manifest installation..."
          rm -rf node_modules yarn.lock
          pmg yarn install

          # Verification: yarn lockfile and modules exist after manifest install
          test -f yarn.lock
          test -d node_modules/express
          test -d node_modules/lodash
          cd .. && rm -rf yarn-test

      - name: Test Pip - Single Package & Manifest
        run: |
          echo "Testing Pip single package installation..."
          mkdir pip-test && cd pip-test
          python -m venv venv && source venv/bin/activate
          pmg pip install requests==2.32.4
          pmg pip install numpy==2.3.5
          pmg pip freeze > requirements.txt

          # Verification: requirements.txt contains expected packages
          test -s requirements.txt
          grep -E '^requests==' requirements.txt
          grep -E '^numpy==' requirements.txt

          echo "Testing Pip manifest installation..."
          pmg pip uninstall -y requests numpy
          pmg pip install -r requirements.txt

          # Verification: imported packages are available in the environment
          python -c "import requests, numpy; print(requests.__version__); print(numpy.__version__)"
          deactivate
          cd .. && rm -rf pip-test

      - name: Test Pip3 - Single Package & Manifest
        run: |
          echo "Testing Pip3 single package installation..."
          mkdir pip3-test && cd pip3-test
          python -m venv venv && source venv/bin/activate
          pmg pip3 install requests==2.32.4
          pmg pip3 install numpy==2.3.5
          pmg pip3 freeze > requirements.txt

          # Verification: requirements.txt contains expected packages
          test -s requirements.txt
          grep -E '^requests==' requirements.txt
          grep -E '^numpy==' requirements.txt

          echo "Testing Pip3 manifest installation..."
          pmg pip3 uninstall -y requests numpy
          pmg pip3 install -r requirements.txt

          # Verification: imported packages are available in the environment
          python -c "import requests, numpy; print(requests.__version__); print(numpy.__version__)"
          deactivate
          cd .. && rm -rf pip3-test

      - name: Test UV - Single Package & Manifest
        run: |
          echo "Testing UV single package installation..."
          mkdir uv-test && cd uv-test
          pmg uv init --no-readme
          pmg uv add requests==2.32.4
          pmg uv add numpy==2.3.5

          # Verification: pyproject.toml lists expected dependencies
          test -f pyproject.toml
          grep -q 'requests' pyproject.toml
          grep -q 'numpy' pyproject.toml

          echo "Testing UV manifest installation..."
          rm -rf .venv uv.lock
          pmg uv sync

          # Verification: uv lockfile and virtualenv created; packages present
          test -d .venv
          test -f uv.lock
          pmg uv pip show requests >/dev/null
          pmg uv pip show numpy >/dev/null

          echo "Testing UV pip commands..."
          pmg uv pip freeze > requirements.txt
          pmg uv pip install -r requirements.txt
          pmg uv pip sync requirements.txt

          # Verification: uv pip can show installed packages after requirements sync
          pmg uv pip show requests >/dev/null
          pmg uv pip show numpy >/dev/null
          cd .. && rm -rf uv-test

      - name: Test Poetry - Single Package & Manifest
        run: |
          echo "Testing Poetry single package installation..."
          mkdir poetry-test && cd poetry-test
          pmg poetry init --name poetry-test --no-interaction --quiet
          pmg poetry add requests==2.32.4
          pmg poetry add numpy==2.3.5

           # Verification: pyproject.toml dependencies updated
           test -f pyproject.toml
           grep -q 'requests' pyproject.toml
           grep -q 'numpy' pyproject.toml

          echo "Testing Poetry manifest installation..."
          rm -rf .venv poetry.lock
          pmg poetry install --no-root
          cd .. && rm -rf poetry-test

      - name: Test Malicious Package Detection
        run: |
          echo "Testing malicious package detection..."
          mkdir malicious-test && cd malicious-test
          pmg npm init -y
          ! pmg npm install nyc-config@10.0.0 || echo "Malicious package correctly blocked"
          cd .. && rm -rf malicious-test

      - name: Test PMG Modes
        run: |
          echo "Testing different PMG modes..."
          mkdir pmg-modes-test && cd pmg-modes-test
          pmg npm init -y
          # Mode: --dry-run should not create node_modules or lockfiles
          pmg --dry-run npm install express
          # Verification: no files created during dry-run
          test ! -d node_modules
          test ! -f package-lock.json

          # Mode: --silent should install without noisy output
          pmg --silent npm install express
          # Verification: package installed
          test -d node_modules/express
          # Clean and test --verbose installation
          rm -rf node_modules package-lock.json
          pmg --verbose npm install express
          # Verification: package installed
          test -d node_modules/express

          # Clean and test --debug with log output
          rm -rf node_modules package-lock.json
          pmg --debug --log debug.json npm install express
          # Verification: debug log written
          test -f debug.json

          # Mode: --paranoid may require cloud credentials; run non-blocking with dry-run
          pmg --paranoid --dry-run npm install express || true
          cd .. && rm -rf pmg-modes-test