Consolidate our CI runs with a 1-Service-1-OS policy

.azure-pipelines/jobs/dev-tools.yml

@@ -0,0 +1,16 @@
+parameters:
+  vmImage:
+
+jobs:
+- job: Developer_Tooling
+  steps:
+  - task: UsePythonVersion@0
+    displayName: Use Python 3 latest
+    inputs:
+      versionSpec: '3'
+
+  - bash: pip install tox
+    displayName: Install dependencies
+
+  - bash: tox -e lint,docs,vendoring
+    displayName: Run the development tools

.azure-pipelines/jobs/test-windows.yml

@@ -3,15 +3,13 @@ parameters:
 
 jobs:
 - job: Test_Primary
+  dependsOn: Developer_Tooling
   displayName: Test Primary
 
   pool:
     vmImage: ${{ parameters.vmImage }}
   strategy:
     matrix:
-      Python27-x86:
-        python.version: '2.7'
-        python.architecture: x86
       Python27-x64:
         python.version: '2.7'
         python.architecture: x64
@@ -29,6 +27,14 @@ jobs:
       Python38-x64:
         python.version: '3.8'
         python.architecture: x64
+      PyPy2:
+        python.version: '2.7'
+        python.architecture: x64
+        python.flavor: pypy
+      PyPy3:
+        python.version: '3.5'
+        python.architecture: x64
+        python.flavor: pypy
     maxParallel: 6
 
   steps:
@@ -48,6 +54,9 @@ jobs:
   strategy:
     matrix:
       # This is for Windows, so test x86 builds
+      Python27-x86:
+        python.version: '2.7'
+        python.architecture: x86
       Python35-x86:
         python.version: '3.5'
         python.architecture: x86

.azure-pipelines/windows.yml

@@ -1,4 +1,9 @@
 jobs:
+
+- template: jobs/dev-tools.yml
+  parameters:
+    vmImage: vs2017-win2016
+
 - template: jobs/test-windows.yml
   parameters:
     vmImage: vs2017-win2016

.github/workflows/macos.yml

@@ -0,0 +1,62 @@
+name: MacOS
+
+on:
+  push:
+  pull_request:
+  schedule:
+  # Run every Friday at 18:02 UTC
+  # https://crontab.guru/#2_18_*_*_5
+  - cron: 2 18 * * 5
+
+jobs:
+  dev-tools:
+    name: Developer Tooling
+    runs-on: macos-latest
+
+    env:
+      TOXENV: lint,docs,vendoring
+
+    steps:
+
+    # Setup Python and git.
+    - uses: actions/checkout@master
+
+    - name: Set up Python 3.8
+      uses: actions/setup-python@v1
+      with:
+        python-version: 3.8
+    - name: Pre-configure global Git settings
+      run: |
+        git config --global user.email "[email protected]"
+        git config --global user.name "pip"
+
+    # Set up caching
+    - name: set PY
+      run: echo "::set-env name=PY::$(python -VV | sha256sum | cut -d' ' -f1)"
+
+    - name: Storing pip's cache
+      uses: actions/cache@v1
+      with:
+        path: ~/.cache/pip
+        key: ${{ runner.os }}-pip-${{ hashFiles('tools/requirements/tests.txt') }}-${{ hashFiles('tools/requirements/docs.txt') }}-${{ hashFiles('tox.ini') }}
+        restore-keys: |
+          ${{ runner.os }}-pip-
+          ${{ runner.os }}-
+
+    - name: Storing pre-commit's cache
+      uses: actions/cache@v1
+      with:
+        path: ~/.cache/pre-commit
+        key: pre-commit|2020-02-14|${{ env.PY }}|${{ hashFiles('.pre-commit-config.yaml') }}
+
+    # Update tooling
+    - name: Update setuptools
+      run: python -m pip install --upgrade setuptools
+    - name: Install tox
+      run: python -m pip install --upgrade tox
+    - name: Log the list of packages
+      run: python -m pip freeze --all
+
+    # Run checks with tox
+    - name: Run tox
+      run: python -m tox

.travis.yml

@@ -13,11 +13,9 @@ stages:
 
 jobs:
   include:
-    # Basic Checks
+    # Developer Tooling
     - stage: primary
-      env: TOXENV=docs
-    - env: TOXENV=lint
-    - env: TOXENV=vendoring
+      env: TOXENV=lint,docs,vendoring
     # Latest CPython
     - env: GROUP=1
       python: 2.7