name: E2E

# Running E2E test multiple times to confirm test stability.
# E2E test could be randomly failed due to the batch update mechanism of React.
# Robust E2E test could help improving dev experience.

on:
  push:
    branches: [master]
    paths:
      - 'e2e-tests/**'
  pull_request:
    branches: [master]
    paths:
      - 'e2e-tests/**'

env:
  CLOJURE_VERSION: '1.10.1.727'
  # setup-java@v2 dropped support for legacy Java version syntax.
  # This is the same as 1.8.
  JAVA_VERSION: '8'
  # This is the latest node version we can run.
  NODE_VERSION: '16'
  BABASHKA_VERSION: '0.8.1'

jobs:

  e2e-test-repeat:
    runs-on: ubuntu-latest
    continue-on-error: true # Don't block other runs in matrix for fast debugging
    strategy:
      matrix:
        repeat: [1, 2, 3, 4] # Test 4 times for E2E robustness

    steps:
      - name: Repeat message
        run: echo running E2E test with repeat id ${{ matrix.repeat }}

      - name: Checkout
        uses: actions/checkout@v2

      - name: Set up Node
        uses: actions/setup-node@v2
        with:
          node-version: ${{ env.NODE_VERSION }}
          cache: 'yarn'
          cache-dependency-path: |
            yarn.lock
            static/yarn.lock

      - name: Set up Java
        uses: actions/setup-java@v2
        with:
          distribution: 'zulu'
          java-version: ${{ env.JAVA_VERSION }}

      - name: Set up Clojure
        uses: DeLaGuardo/setup-clojure@master
        with:
          cli: ${{ env.CLOJURE_VERSION }}

      - name: Clojure cache
        uses: actions/cache@v2
        id: clojure-deps
        with:
          path: |
            ~/.m2/repository
            ~/.gitlibs
          key: ${{ runner.os }}-clojure-deps-${{ hashFiles('deps.edn') }}
          restore-keys: ${{ runner.os }}-clojure-deps-

      - name: Fetch Clojure deps
        if: steps.clojure-deps.outputs.cache-hit != 'true'
        run: clojure -A:cljs -P

      - name: Shadow-cljs cache
        uses: actions/cache@v2
        with:
          path: .shadow-cljs
          # ensure update cache every time
          key: ${{ runner.os }}-shadow-cljs-${{ github.sha }}
          # will match most recent upload
          restore-keys: |
            ${{ runner.os }}-shadow-cljs-

      - name: Fetch yarn deps
        run: yarn install
        env:
          PLAYWRIGHT_SKIP_BROWSER_DOWNLOAD: true

      # NOTE: require the app to be build in debug mode(compile instead of build).
      - name: Prepare E2E test build
        run: |
          yarn gulp:build && clojure -M:cljs compile app publishing electron
          (cd static && yarn install && yarn rebuild:better-sqlite3)

      # Exits with 0 if yarn.lock is up to date or 1 if we forgot to update it
      - name: Ensure static yarn.lock is up to date
        run: git diff --exit-code static/yarn.lock

      - name: Run Playwright test
        run: xvfb-run -- yarn e2e-test
        env:
          CI: true
          DEBUG: "pw:api"

      # - name: Save test artifacts
      #   if: ${{ failure() }}
      #   uses: actions/upload-artifact@v2
      #   with:
      #     name: e2e-test-report
      #     path: artifacts.zip