testdata.yaml

# `name` value will appear "as is" in the badge.
# See https://docs.github.com/en/actions/configuring-and-managing-workflows/configuring-a-workflow#adding-a-workflow-status-badge-to-your-repository
# yamllint --format github .github/workflows/testdata.yaml
---
name: "testdata"

on:
  push:  # We run tests on non-tagged pushes to main
    tags: ''
    branches: main
    paths-ignore:
      - '**/*.md'
  pull_request:  # We also run tests on pull requests targeted at the main branch.
    branches: main
    paths-ignore:
      - '**/*.md'
  # workflow_dispatch will let us manually trigger the workflow from GitHub actions dashboard.
  # For example, you can try to build a branch without raising a pull request.
  # See https://docs.github.com/en/free-pro-team@latest/actions/managing-workflow-runs/manually-running-a-workflow
  workflow_dispatch:

jobs:
  # Note: TinyGo is not idempotent when generating wasm, so we neither check in
  # %.wasm, nor do we verify it matches what's checked in.
  testdata:
    runs-on: ubuntu-22.04
    strategy:
      matrix:
        go-version:  # Note: Go only supports 2 versions: https://go.dev/doc/devel/release#policy
          - "1.23"
        tinygo-version:  # Note: TinyGo only supports latest: https://github.com/tinygo-org/tinygo/releases
          - "0.34.0"  # Latest

    steps:
      - uses: actions/checkout@v3

      - uses: actions/setup-go@v4
        with:
          go-version: ${{ matrix.go-version }}

      - name: "Set up TinyGo"
        run: |  # Installing via curl so commands are similar on OS/x
          tinygo_version=${{ matrix.tinygo-version }}
          curl -sSL https://github.com/tinygo-org/tinygo/releases/download/v${tinygo_version}/tinygo${tinygo_version}.linux-amd64.tar.gz | sudo tar -C /usr/local -xzf -
          echo "TINYGOROOT=/usr/local/tinygo" >> $GITHUB_ENV
          echo "/usr/local/tinygo/bin" >> $GITHUB_PATH

      - name: "Set up wat2wasm"
        run: |  # Needed for testdata. wabt includes wat2wasm.
          wabt_version=1.0.35
          wabt_url=https://github.com/WebAssembly/wabt/releases/download/${wabt_version}/wabt-${wabt_version}-ubuntu-20.04.tar.gz
          curl -sSL ${wabt_url} | tar --strip-components 2 -C /usr/local/bin -xzf - wabt-${wabt_version}/bin/wat2wasm

      - name: "generate testdata"
        run: make testdata

      - name: Check diff
        run: git diff --exit-code -- .