dummy.yml

name: Dummy

on:
  pull_request:

defaults:
  run:
    shell: bash

jobs:
  matrix:
    name: Matrix
    runs-on: ubuntu-latest
    outputs:
      numbers: ${{ steps.matrix.outputs.numbers }}
    steps:
      - id: matrix
        run: |
          for _ in $(seq $((RANDOM % 6 + 5))); do echo $((RANDOM % 21 + 10)); done | \
            jq -sc '.' | \
            xargs -I {} -0 echo "numbers={}" | \
            tee -a $GITHUB_OUTPUT
  success:
    needs: [matrix]
    name: Succeed
    runs-on: ubuntu-latest
    strategy:
      matrix:
        number: ${{fromJson(needs.matrix.outputs.numbers)}}
      fail-fast: false
    steps:
      - env:
          NUMBER: ${{ matrix.number }}
        run: sleep "${NUMBER}"
  failure:
    needs: [matrix]
    name: Fail & Cancel
    runs-on: ubuntu-latest
    strategy:
      matrix:
        number: ${{fromJson(needs.matrix.outputs.numbers)}}
      fail-fast: true
    steps:
      - env:
          NUMBER: ${{ matrix.number }}
        run: |
          sleep "${NUMBER}"
          exit 1
  skipped:
    needs: [success, failure]
    name: Skip
    runs-on: ubuntu-latest
    steps:
      - run: echo "Hello, world!"