Add ci for array-api-tests

.github/workflows/array-api-tests.yml

@@ -0,0 +1,32 @@
+name: Test NamedArray._array_api
+
+on: [push, pull_request]
+
+jobs:
+  build:
+
+    runs-on: ubuntu-latest
+    strategy:
+      matrix:
+        python-version: ["3.12"]
+
+    steps:
+    - name: Checkout array-api-tests
+      uses: actions/checkout@v1
+      with:
+        submodules: 'true'
+    - name: Set up Python ${{ matrix.python-version }}
+      uses: actions/setup-python@v1
+      with:
+        python-version: ${{ matrix.python-version }}
+    - name: Install dependencies
+      run: |
+        python -m pip install --upgrade pip
+        python -m pip install xarray
+        python -m pip install -r requirements.txt
+    - name: Run the test suite
+      env:
+        ARRAY_API_TESTS_MODULE: xarray.namedarray._array_api
+        ARRAY_API_STRICT_API_VERSION: 2023.12
+      run: |
+        pytest -v -rxXfE array_api_tests/