ci: cibuildwheel action test

.github/actions/cibuildwheel/action.yml

@@ -0,0 +1,28 @@
+name: 'cibuildwheel'
+description: 'Runs cibuildwheel on the current runner'
+inputs:
+  package-dir:
+    description: 'Input directory, defaults to "."'
+    required: false
+    default: '.'
+  output-dir:
+    description: 'Folder to place the outputs in, defaults to "wheelhouse"'
+    required: false
+    default: 'wheelhouse'
+  artifact:
+    description: 'Upload/merge wheels into the given artifact if not blank'
+    required: false
+    default: 'artifact'
+
+runs:
+  using: "composite"
+  steps:
+    - run: pip install cibuildwheel==1.7.1
+      shell: bash
+    - run: python -m cibuildwheel ${{ inputs.package-dir }} --output_dir ${{ inputs.output-dir }}
+      shell: bash
+    - uses: actions/upload-artifact@v2
+      if: "${{ inputs.artifact }} != ''"
+      with:
+        path: wheelhouse/*
+        name: ${{ inputs.artifact }}

.github/workflows/tests.yml

@@ -58,8 +58,7 @@ jobs:
       with:
         submodules: true
 
-    # TODO: unpin after 2.2.0 gets fixed. PyPy is broken in 2.2.0.
-    - uses: actions/[email protected]
+    - uses: actions/setup-python@v2
       with:
         python-version: ${{ matrix.python-version }}
 
@@ -81,29 +80,24 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-18.04, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, macos-latest]
 
     steps:
     - uses: actions/checkout@v1
       with:
         submodules: true
 
-    - name: Setup Python 3.7
-      uses: actions/setup-python@v2
-      with:
-        python-version: '3.7'
-
-    - name: Install cibuildwheel
-      run: python -m pip install cibuildwheel==1.5.5 twine
+    - uses: actions/setup-python@v2
 
-    - name: Build wheel
-      run: python -m cibuildwheel --output-dir wheelhouse
+    - uses: ./.github/actions/cibuildwheel
       env:
         CIBW_BUILD: cp38-win_amd64 cp27-manylinux_i686 cp37-macosx_x86_64
         CIBW_TEST_EXTRAS: test
         CIBW_TEST_COMMAND: pytest {project}/tests
         CIBW_BUILD_VERBOSITY: 1
 
     - name: Check wheels
-      run: twine check wheelhouse/*
+      run: |
+        python -m pip install twine
+        twine check wheelhouse/*
       shell: bash