Break github testing into two stagest - build and then pytest

Author: bnbailey-psl

.github/workflows/pytest-linux.yml

@@ -7,7 +7,7 @@ on:
     branches: [ master, main ]
 
 jobs:
-  pytest-linux:
+  build:
     runs-on: ubuntu-24.04
 
     steps:
@@ -27,15 +27,50 @@ jobs:
         chmod +x utilities/dependencies.sh
         bash utilities/dependencies.sh VIS
         
-    - name: Install Python dependencies
+    - name: Install build dependencies only
       run: |
         python -m pip install --upgrade pip
-        pip install -e .[dev]
+        pip install pyyaml
         
     - name: Build native libraries
       run: |
         python build_scripts/build_helios.py --buildmode release --nogpu --verbose
         
+    - name: Upload build artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: linux-build-artifacts
+        path: |
+          pyhelios_build/build/
+          pyhelios/plugins/*.so
+          pyhelios/plugins/*.dylib
+        retention-days: 1
+
+  test:
+    needs: build
+    runs-on: ubuntu-24.04
+    
+    steps:
+    - name: Checkout PyHelios
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
+        
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.11'
+        
+    - name: Download build artifacts
+      uses: actions/download-artifact@v4
+      with:
+        name: linux-build-artifacts
+        
+    - name: Install Python dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -e .[dev]
+        
     - name: Run pytest
       run: |
         pytest -v

.github/workflows/pytest-macos.yml

@@ -7,7 +7,7 @@ on:
     branches: [ master, main ]
 
 jobs:
-  pytest-macos:
+  build:
     runs-on: macos-14
 
     steps:
@@ -25,15 +25,50 @@ jobs:
       run: |
         brew install --cask xquartz
         
-    - name: Install Python dependencies
+    - name: Install build dependencies only
       run: |
         python -m pip install --upgrade pip
-        pip install -e .[dev]
+        pip install pyyaml
         
     - name: Build native libraries
       run: |
         python build_scripts/build_helios.py --buildmode release --nogpu --verbose
         
+    - name: Upload build artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: macos-build-artifacts
+        path: |
+          pyhelios_build/build/
+          pyhelios/plugins/*.so
+          pyhelios/plugins/*.dylib
+        retention-days: 1
+
+  test:
+    needs: build
+    runs-on: macos-14
+    
+    steps:
+    - name: Checkout PyHelios
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
+        
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.11'
+        
+    - name: Download build artifacts
+      uses: actions/download-artifact@v4
+      with:
+        name: macos-build-artifacts
+        
+    - name: Install Python dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -e .[dev]
+        
     - name: Run pytest
       run: |
         pytest -v

.github/workflows/pytest-windows.yml

@@ -7,7 +7,7 @@ on:
     branches: [ master, main ]
 
 jobs:
-  pytest-windows:
+  build:
     runs-on: windows-2022
 
     steps:
@@ -24,15 +24,49 @@ jobs:
     - name: Setup MSVC
       uses: ilammy/msvc-dev-cmd@v1
 
-    - name: Install Python dependencies
+    - name: Install build dependencies only
       run: |
         python -m pip install --upgrade pip
-        pip install -e .[dev]
+        pip install pyyaml
         
     - name: Build native libraries
       run: |
         python build_scripts/build_helios.py --buildmode release --nogpu --verbose
         
+    - name: Upload build artifacts
+      uses: actions/upload-artifact@v4
+      with:
+        name: windows-build-artifacts
+        path: |
+          pyhelios_build/build/
+          pyhelios/plugins/*.dll
+        retention-days: 1
+
+  test:
+    needs: build
+    runs-on: windows-2022
+    
+    steps:
+    - name: Checkout PyHelios
+      uses: actions/checkout@v4
+      with:
+        submodules: recursive
+        
+    - name: Set up Python 3.11
+      uses: actions/setup-python@v4
+      with:
+        python-version: '3.11'
+        
+    - name: Download build artifacts
+      uses: actions/download-artifact@v4
+      with:
+        name: windows-build-artifacts
+        
+    - name: Install Python dependencies
+      run: |
+        python -m pip install --upgrade pip
+        pip install -e .[dev]
+        
     - name: Run pytest
       run: |
         pytest -v