Test on more versions and platforms (#19)

* Test on more versions and platforms

* Fix for Windows

Author: jarrodmillman

.github/workflows/lint.yml

@@ -27,7 +27,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install ".[lint]"
+          python -m pip install ".[lint]"
 
       - name: Lint
         run: pre-commit run --all-files --show-diff-on-failure --color always

.github/workflows/test.yml

@@ -7,8 +7,8 @@ jobs:
     runs-on: ${{ matrix.os }}-latest
     strategy:
       matrix:
-        os: [ubuntu]
-        python-version: ["3.10"]
+        os: [ubuntu, macos, windows]
+        python-version: ["3.8", "3.9", "3.10", "3.11-dev"]
 
     steps:
       - uses: actions/checkout@v3
@@ -27,8 +27,8 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install ".[test]"
+          python -m pip install ".[test]"
 
       - name: Test
         run: |
-          PYTHONPATH=. pytest
+          python -m pytest