👷 support cross platform test

.github/actions/setup-python/action.yml

@@ -1,12 +1,18 @@
 name: Setup Python
 description: Setup Python
 
+inputs:
+  python-version:
+    description: Python version
+    required: false
+    default: "3.9"
+
 runs:
   using: "composite"
   steps:
     - uses: actions/setup-python@v2
       with:
-        python-version: "3.9"
+        python-version: ${{ inputs.python-version }}
         architecture: "x64"
 
     - uses: Gr1N/setup-poetry@v7
@@ -14,7 +20,7 @@ runs:
     - uses: actions/cache@v2
       with:
         path: ~/.cache/pypoetry/virtualenvs
-        key: ${{ runner.os }}-poetry-${{ hashFiles('**/poetry.lock') }}
+        key: ${{ runner.os }}-poetry-${{ inputs.python-version }}-${{ hashFiles('**/poetry.lock') }}
 
     - run: poetry install -E all
       shell: bash

.github/workflows/codecov.yml

@@ -6,13 +6,21 @@ on:
 
 jobs:
   test:
-    runs-on: ubuntu-latest
     name: Run Pytest and Upload Coverage
+    strategy:
+      matrix:
+        python: ["pypy-3.7", "3.7", "pypy-3.8", "3.8", "3.9", "3.10"]
+        os: [ubuntu-latest, windows-latest, macos-latest]
+      fail-fast: false
+
+    runs-on: ${{ matrix.os }}
     steps:
       - uses: actions/checkout@v2
 
       - name: Setup Python environment
         uses: ./.github/actions/setup-python
+        with:
+          python-version: ${{ matrix.python }}
 
       - name: Run Pytest
         run: |