emscripten.yml

name: Test Pyodide build

on:
  push:
    branches:
      # Runs on every merge to main to upload .dev0 wheels to anaconda.org
      - main
      - v1.**
  pull_request:
    branches:
      - main
      - v1.**
  # Make it possible to upload wheels manually if needed
  workflow_dispatch:
    inputs:
      push_wheels:
        description: >
          'Push wheels to Anaconda if "true". Default is "false". Warning: this will overwrite existing wheels.'
        required: false
        default: "false"
  # Upload wheels to anaconda.org on a schedule
  schedule:
    # Run at 0300 hours on days 3 and 17 of the month
    - cron: "0 3 3,17 * *"

permissions:
  contents: read # to fetch code (actions/checkout)

concurrency:
  group: ${{ github.workflow }}-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

env:
  FORCE_COLOR: 3

jobs:
  build_wasm_emscripten:
    name: Build PyWavelets for Pyodide
    runs-on: ubuntu-22.04
    # Comment out the following line to test changes on a fork
    if: github.repository == 'PyWavelets/pywt'
    steps:
      - name: Check out repository
        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
        with:
          persist-credentials: false

      - name: Build and test PyWavelets
        uses: pypa/cibuildwheel@4726cd35bb13f7bde50cf2761f2499ac7b3aa32c # v4.1.1
        env:
          CIBW_PLATFORM: pyodide
          CIBW_TEST_REQUIRES: pytest matplotlib
          CIBW_TEST_COMMAND: python -c "import pywt; pywt.test(extra_argv=['-m', 'not slow'])"

        # https://anaconda.org/scientific-python-nightly-wheels/pywavelets
        # WARNING: this job will overwrite existing wheels.
      - name: Push wheels to Anaconda PyPI index
        if: >-
          github.repository == 'PyWavelets/pywt' &&
          ((github.event_name == 'push' && github.ref == 'refs/heads/main') ||
          (github.event_name == 'workflow_dispatch' && github.event.inputs.push_wheels == 'true') ||
          github.event_name == 'schedule')
        uses: scientific-python/upload-nightly-action@e76cfec8a4611fd02808a801b0ff5a7d7c1b2d99 # 0.6.4
        with:
          artifacts_path: wheelhouse/
          anaconda_nightly_upload_token: ${{ secrets.ANACONDA_ORG_UPLOAD_TOKEN }}