name: Tests

on:
  pull_request:
  push:
    branches:
      - main

concurrency:
  group: tests-${{ format('{0}-{1}', github.head_ref || github.run_number, github.job) }}
  cancel-in-progress: true

jobs:
  build:
    name: ${{ matrix.target }} ${{ matrix.build_type }}
    runs-on: ubuntu-latest
    container: discourse/discourse_test:slim${{ startsWith(matrix.build_type, 'frontend') && '-browsers' || '' }}
    timeout-minutes: 60

    env:
      DISCOURSE_HOSTNAME: www.example.com
      RUBY_GLOBAL_METHOD_CACHE_SIZE: 131072
      RAILS_ENV: test
      PGUSER: discourse
      PGPASSWORD: discourse
      USES_PARALLEL_DATABASES: ${{ matrix.build_type == 'backend' && matrix.target == 'core' }}

    strategy:
      fail-fast: false

      matrix:
        build_type: [backend, frontend, frontend-legacy, annotations]
        target: [core, plugins]
        exclude:
          - build_type: annotations
            target: plugins
          - build_type: frontend
            target: core # Handled by core_frontend_tests job (below)
          - build_type: frontend
            target: plugins # Not yet passing in Ember CLI
        include:
          - build_type: frontend
            target: core-plugins

    steps:
      - uses: actions/checkout@master
        with:
          fetch-depth: 1

      - name: Setup Git
        run: |
          git config --global user.email "ci@ci.invalid"
          git config --global user.name "Discourse CI"

      - name: Start redis
        run: |
          redis-server /etc/redis/redis.conf &

      - name: Start Postgres
        run: |
          chown -R postgres /var/run/postgresql
          sudo -E -u postgres script/start_test_db.rb
          sudo -u postgres psql -c "CREATE ROLE $PGUSER LOGIN SUPERUSER PASSWORD '$PGPASSWORD';"

      - name: Bundler cache
        uses: actions/cache@v2
        with:
          path: vendor/bundle
          key: ${{ runner.os }}-gem-${{ hashFiles('**/Gemfile.lock') }}
          restore-keys: |
            ${{ runner.os }}-gem-

      - name: Setup gems
        run: |
          gem install bundler --conservative -v $(awk '/BUNDLED WITH/ { getline; gsub(/ /,""); print $0 }' Gemfile.lock)
          bundle config --local path vendor/bundle
          bundle config --local deployment true
          bundle config --local without development
          bundle install --jobs 4
          bundle clean

      - name: Get yarn cache directory
        id: yarn-cache-dir
        run: echo "::set-output name=dir::$(yarn cache dir)"

      - name: Yarn cache
        uses: actions/cache@v2
        id: yarn-cache
        with:
          path: ${{ steps.yarn-cache-dir.outputs.dir }}
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-

      - name: Yarn install
        run: yarn install

      - name: Checkout official plugins
        if: matrix.target == 'plugins'
        run: bin/rake plugin:install_all_official

      - name: Fetch app state cache
        uses: actions/cache@v2
        id: app-cache
        with:
          path: tmp/app-cache
          key: >- # postgres version, hash of migrations, "parallel?"
            ${{ runner.os }}-
            ${{ hashFiles('.github/workflows/tests.yml') }}-
            ${{ matrix.postgres }}-
            ${{ hashFiles('db/**/*', 'plugins/**/db/**/*') }}-
            ${{ env.USES_PARALLEL_DATABASES }}

      - name: Restore database from cache
        if: steps.app-cache.outputs.cache-hit == 'true'
        run: psql -f tmp/app-cache/cache.sql postgres

      - name: Restore uploads from cache
        if: steps.app-cache.outputs.cache-hit == 'true'
        run: rm -rf public/uploads && cp -r tmp/app-cache/uploads public/uploads

      - name: Create and migrate database
        if: steps.app-cache.outputs.cache-hit != 'true'
        run: |
          bin/rake db:create
          bin/rake db:migrate

      - name: Create and migrate parallel databases
        if: >-
          env.USES_PARALLEL_DATABASES == 'true' &&
          steps.app-cache.outputs.cache-hit != 'true'
        run: |
          bin/rake parallel:create
          bin/rake parallel:migrate

      - name: Dump database for cache
        if: steps.app-cache.outputs.cache-hit != 'true'
        run: mkdir -p tmp/app-cache && pg_dumpall > tmp/app-cache/cache.sql

      - name: Dump uploads for cache
        if: steps.app-cache.outputs.cache-hit != 'true'
        run: rm -rf tmp/app-cache/uploads && cp -r public/uploads tmp/app-cache/uploads

      - name: Core RSpec
        if: matrix.build_type == 'backend' && matrix.target == 'core'
        run: bin/turbo_rspec --verbose

      - name: Plugin RSpec
        if: matrix.build_type == 'backend' && matrix.target == 'plugins'
        run: bin/rake plugin:spec

      - name: Core QUnit (Legacy)
        if: matrix.build_type == 'frontend-legacy' && matrix.target == 'core'
        run: QUNIT_EMBER_CLI=0 bin/rake qunit:test['1200000']
        timeout-minutes: 30

      - name: Wizard QUnit (Legacy)
        if: matrix.build_type == 'frontend-legacy' && matrix.target == 'core'
        run: QUNIT_EMBER_CLI=0 bin/rake qunit:test['600000','/wizard/qunit']
        timeout-minutes: 10

      - name: Plugin QUnit (Legacy)
        if: matrix.build_type == 'frontend-legacy' && matrix.target == 'plugins'
        run: QUNIT_EMBER_CLI=0 bin/rake plugin:qunit['*','1200000']
        timeout-minutes: 30

      - name: Plugin QUnit (Ember CLI)
        if: matrix.build_type == 'frontend' && (matrix.target == 'plugins' || matrix.target == 'core-plugins')
        run: QUNIT_EMBER_CLI=1 bin/rake plugin:qunit['*','1200000']
        timeout-minutes: 30

      - name: Check Annotations
        if: matrix.build_type == 'annotations'
        run: |
          bin/rake annotate:ensure_all_indexes
          bin/annotate --models --model-dir app/models

          if [ ! -z "$(git status --porcelain app/models/)" ]; then
            echo "Core annotations are not up to date. To resolve, run:"
            echo "  bin/rake annotate:clean"
            echo
            echo "Or manually apply the diff printed below:"
            echo "---------------------------------------------"
            git -c color.ui=always diff app/models/
            exit 1
          fi
        timeout-minutes: 30

  core_frontend_tests:
    name: core frontend (${{ matrix.browser }})
    runs-on: ubuntu-latest
    container: discourse/discourse_test:slim-browsers
    timeout-minutes: 30

    strategy:
      fail-fast: false
      matrix:
        browser: ["Chrome", "Firefox", "Headless Firefox"]

    steps:
      - uses: actions/checkout@v2
        with:
          fetch-depth: 1

      - name: Setup Git
        run: |
          git config --global user.email "ci@ci.invalid"
          git config --global user.name "Discourse CI"

      - name: Get yarn cache directory
        id: yarn-cache-dir
        run: echo "::set-output name=dir::$(yarn cache dir)"

      - name: Yarn cache
        uses: actions/cache@v2
        id: yarn-cache
        with:
          path: ${{ steps.yarn-cache-dir.outputs.dir }}
          key: ${{ runner.os }}-yarn-${{ hashFiles('**/yarn.lock') }}
          restore-keys: |
            ${{ runner.os }}-yarn-

      - name: Yarn install
        working-directory: ./app/assets/javascripts/discourse
        run: yarn install

      - name: Ember Build
        working-directory: ./app/assets/javascripts/discourse
        run: |
          sudo -E -u discourse mkdir /tmp/emberbuild
          sudo -E -u discourse -H yarn ember build --environment=test  -o /tmp/emberbuild

      - name: Core QUnit 1
        working-directory: ./app/assets/javascripts/discourse
        run: sudo -E -u discourse -H yarn ember exam --path /tmp/emberbuild --split=3 --partition=1 --launch "${{ matrix.browser }}"
        timeout-minutes: 20

      - name: Core QUnit 2
        working-directory: ./app/assets/javascripts/discourse
        run: sudo -E -u discourse -H yarn ember exam --path /tmp/emberbuild --split=3 --partition=2 --launch "${{ matrix.browser }}"
        timeout-minutes: 20

      - name: Core QUnit 3
        working-directory: ./app/assets/javascripts/discourse
        run: sudo -E -u discourse -H yarn ember exam --path /tmp/emberbuild --split=3 --partition=3 --launch "${{ matrix.browser }}"
        timeout-minutes: 20