test: Poetry on MacOS

Author: l0b0

.github/workflows/test.yml

@@ -57,11 +57,16 @@ jobs:
         working-directory: flooding/Sentinel2_Water_Extraction
 
   test-poetry:
-    name: Test using Poetry on Python ${{ matrix.python }}
-    runs-on: ubuntu-22.04
+    name:
+      Test on ${{ matrix.runner }}, using Poetry with Python ${{ matrix.python
+      }}
+    runs-on: ${{ matrix.runner }}
     strategy:
       fail-fast: false
       matrix:
+        runner:
+          - macos-12
+          - ubuntu-22.04
         python:
           - "3.8"
           - "3.9"
@@ -76,22 +81,32 @@ jobs:
         with:
           python-version: ${{ matrix.python }}
 
+      - name: Get pip cache directory
+        id: pip-cache
+        run: echo "dir=$(pip cache dir)" >> $GITHUB_OUTPUT
+
       - name: Cache pip
         uses: actions/cache@v3.2.3
         with:
-          path: ~/.cache/pip
+          path: ${{ steps.pip-cache.outputs.dir }}
           key:
             ${{ runner.os }}-pip-${{ secrets.CACHE_SEED }}-${{ matrix.python
             }}-${{
             hashFiles('./flooding/Sentinel2_Water_Extraction/poetry.lock') }}
           restore-keys: |
             ${{ runner.os }}-pip-${{ secrets.CACHE_SEED }}-${{ matrix.python }}-
 
-      - name: Update package registry
+      - name: Update package registry on Linux
         run: sudo apt-get update
+        if: startsWith(runner.os, 'Linux')
 
-      - name: Install GDAL
+      - name: Install GDAL on Linux
         run: sudo apt-get --assume-yes install libgdal-dev
+        if: startsWith(runner.os, 'Linux')
+
+      - name: Install GDAL on MacOS
+        run: brew install gdal
+        if: startsWith(runner.os, 'macOS')
 
       - name: Upgrade pip
         run: pip install --upgrade pip