chore[test]: add macos to test matrix

.github/workflows/test.yml

@@ -62,11 +62,12 @@ jobs:
 
   # "Regular"/core tests.
   tests:
-    runs-on: ubuntu-latest
+    runs-on: ${{ matrix.os || 'ubuntu' }}-latest
     strategy:
       matrix:
+        os: [ubuntu]
         python-version: [["3.11", "311"]]
-        opt-mode: ["gas", "none", "codesize"]
+        opt-mode: [gas, none, codesize]
         debug: [true, false]
         evm-version: [shanghai]
         experimental-codegen: [false]
@@ -75,97 +76,79 @@ jobs:
         # https://docs.github.com/en/actions/using-jobs/using-a-matrix-for-your-jobs#expanding-or-adding-matrix-configurations
         include:
           # test default settings with 3.11 across all supported evm versions
-          - python-version: ["3.11", "311"]
-            debug: false
+          - debug: false
             opt-mode: gas
             evm-version: london
-            evm-backend: revm
 
-          - python-version: ["3.11", "311"]
-            debug: false
+          - debug: false
             opt-mode: gas
             evm-version: paris
-            evm-backend: revm
-
-          # redundant rule, for clarity
-          - python-version: ["3.11", "311"]
-            debug: false
-            opt-mode: gas
-            evm-version: shanghai
-            evm-backend: revm
 
-          - python-version: ["3.11", "311"]
-            debug: false
+          - debug: false
             opt-mode: gas
             evm-version: cancun
-            evm-backend: revm
 
           # py-evm rules
-          - python-version: ["3.11", "311"]
-            debug: false
+          - debug: false
             opt-mode: codesize
             evm-version: london
             evm-backend: py-evm
 
-          - python-version: ["3.11", "311"]
-            debug: false
+          - debug: false
             opt-mode: gas
             evm-version: cancun
             evm-backend: py-evm
 
           # test experimental pipeline
-          - python-version: ["3.11", "311"]
-            opt-mode: gas
+          - opt-mode: gas
             debug: false
-            evm-version: shanghai
-            evm-backend: revm
             experimental-codegen: true
 
-          - python-version: ["3.11", "311"]
-            opt-mode: codesize
+          - opt-mode: codesize
             debug: false
-            evm-version: shanghai
-            evm-backend: revm
             experimental-codegen: true
 
-          - python-version: ["3.11", "311"]
-            opt-mode: none
+          - opt-mode: none
             debug: false
-            evm-version: shanghai
-            evm-backend: revm
             experimental-codegen: true
 
+          # os-specific rules
+          - os: windows
+            opt-mode: none
+            debug: false
+
+          - os: macos
+            opt-mode: none
+            debug: false
+
           # run across other python versions. we don't really need to run all
           # modes across all python versions - one is enough
           - python-version: ["3.10", "310"]
             opt-mode: gas
             debug: false
-            evm-version: shanghai
-            evm-backend: revm
 
           - python-version: ["3.12", "312"]
             opt-mode: gas
             debug: false
-            evm-version: shanghai
-            evm-backend: revm
 
-    name: "py${{ matrix.python-version[1] }}\
-      -opt-${{ matrix.opt-mode }}\
+    name: "py${{ matrix.python-version[1] || '311' }}\
+      -opt-${{ matrix.opt-mode || 'none' }}\
       ${{ matrix.debug && '-debug' || '' }}\
       ${{ matrix.experimental-codegen && '-experimental' || '' }}\
-      -${{ matrix.evm-version }}\
-      -${{ matrix.evm-backend }}"
+      -${{ matrix.evm-version || 'shanghai' }}\
+      -${{ matrix.evm-backend || 'revm' }}\
+      -${{ matrix.os || 'ubuntu' }}"
 
     steps:
     - uses: actions/checkout@v4
       with:
           # need to fetch unshallow so that setuptools_scm can infer the version
           fetch-depth: 0
 
-    - name: Set up Python ${{ matrix.python-version[0] }}
+    - name: Set up Python ${{ matrix.python-version[0] || '3.11' }}
       uses: actions/setup-python@v5
       with:
-        python-version: ${{ matrix.python-version[0] }}
+        python-version: ${{ matrix.python-version[0] || '3.11' }}
         cache: "pip"
 
     - name: Install dependencies
@@ -175,18 +158,18 @@ jobs:
       run: pip freeze
 
     - name: Run tests
-      run: |
-        pytest \
-          -m "not fuzzing" \
-          --optimize ${{ matrix.opt-mode }} \
-          --evm-version ${{ matrix.evm-version }} \
-          ${{ matrix.evm-backend && format('--evm-backend {0}', matrix.evm-backend) || '' }} \
-          ${{ matrix.debug && '--enable-compiler-debug-mode' || '' }} \
-          ${{ matrix.experimental-codegen && '--experimental-codegen' || '' }} \
-          --cov-branch \
-          --cov-report xml:coverage.xml \
-          --cov=vyper \
-          tests/
+      run: >
+        pytest
+        -m "not fuzzing"
+        --optimize ${{ matrix.opt-mode || 'none' }}
+        --evm-version ${{ matrix.evm-version || 'shanghai' }}
+        --evm-backend ${{ matrix.evm-backend || 'revm' }}
+        ${{ matrix.debug && '--enable-compiler-debug-mode' || '' }}
+        ${{ matrix.experimental-codegen && '--experimental-codegen' || '' }}
+        --cov-branch
+        --cov-report xml:coverage.xml
+        --cov=vyper
+        tests/
 
     - name: Upload Coverage
       uses: codecov/codecov-action@v3