Changes for CI tests

Author: joachimmetz

.github/workflows/test_macos.yml

@@ -0,0 +1,23 @@
+# Run tests on Mac OS.
+name: test_macos
+on: [push, pull_request]
+permissions: read-all
+jobs:
+  test_macos:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        include:
+        - os: macos-26
+          python-version: '3.14'
+          toxenv: 'py314'
+    steps:
+    - uses: actions/checkout@v5
+    - name: Install dependencies
+      run: |
+        brew update -q
+        brew install -q gettext gnu-sed python@${{ matrix.python-version }} tox || true
+        brew link --force gettext
+    - name: Run tests
+      run: |
+        tox -e ${{ matrix.toxenv }}

appveyor.yml

@@ -28,16 +28,10 @@ environment:
     PYTHON_VERSION: "3.14"
     L2TBINARIES_TRACK: "dev"
     TARGET: wheel
-  - DESCRIPTION: "Run tests on Mac OS with Python 3.14"
-    APPVEYOR_BUILD_WORKER_IMAGE: macos-sonoma
-    HOMEBREW_NO_INSTALL_CLEANUP: 1
-    TARGET: tests
-    PYTHON_VERSION: "3.14"
 
 install:
 - cmd: "%PYTHON%\\python.exe -m pip install -U build pip setuptools twine wheel"
-- ps: If ($isWindows) { .\config\appveyor\install.ps1 }
-- sh: config/appveyor/install.sh
+- ps: .\config\appveyor\install.ps1
 
 build_script:
 - cmd: IF [%TARGET%]==[wheel] (
@@ -49,7 +43,6 @@ test_script:
     IF EXIST "tests\\end-to-end.py" (
         set PYTHONPATH=. &&
         "%PYTHON%\\python.exe" "tests\\end-to-end.py" --debug -c "config\\end-to-end.ini" ) )
-- sh: config/appveyor/runtests.sh
 
 artifacts:
 - path: dist\*.whl