Properly use the tox-gh-actions plugin

Author: Cito

.github/workflows/test.yml

@@ -13,19 +13,15 @@ jobs:
     steps:
       - uses: actions/checkout@v2
 
-      - name: Set up Python ${{ matrix.python }}
+      - 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 "poetry>=1.1,<2"
-          poetry install
+          pip install tox tox-gh-actions
 
       - name: Run unit tests with tox
         run: tox
-        env:
-          TOXENV: py
-

tox.ini

@@ -2,6 +2,14 @@
 envlist = py3{6,7,8,9,10}, black, flake8, mypy, docs, manifest
 isolated_build = true
 
+[gh-actions]
+python =
+    3.6: py36
+    3.7: py37
+    3.8: py38
+    3.9: py39
+    3.10: py310
+
 [testenv:black]
 basepython = python3.9
 deps = black==21.10b0
@@ -37,7 +45,6 @@ commands =
     check-manifest -v
 
 [testenv]
-whitelist_externals = poetry
 setenv =
     PYTHONPATH = {toxinidir}
 deps =
@@ -49,6 +56,4 @@ deps =
     pytest-timeout>=1.4,<2
     py36,py37: typing-extensions>=3.10,<4
 commands =
-    pip uninstall -qqy graphql-core
-    poetry install
-    poetry run pytest tests {posargs: --cov-report=term-missing --cov=graphql --cov=tests --cov-fail-under=100}
+    pytest tests {posargs: --cov-report=term-missing --cov=graphql --cov=tests --cov-fail-under=100}