rework workflows

.github/workflows/main.yaml → .github/workflows/style.yaml

@@ -1,4 +1,4 @@
-name: Python package
+name: Style checks
 
 on:
   push:
@@ -11,7 +11,7 @@ jobs:
       max-parallel: 4
       matrix:
         python-version: [3.8]
-        environment: [style, black, py38, py38-tls]
+        environment: [style, black]
 
     steps:
     - uses: actions/checkout@v1

.github/workflows/tests.yaml

@@ -0,0 +1,27 @@
+name: Functional tests
+
+on:
+  push:
+  pull_request:
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    strategy:
+      max-parallel: 4
+      matrix:
+        python-version: [3.8]
+        environment: [py38, py38-tls]
+
+    steps:
+    - uses: actions/checkout@v1
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v2
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install tox
+    - name: Test with tox
+      run: tox -e ${{ matrix.environment }}