Updated pr-build.yml

.github/workflows/pr-build.yml

@@ -7,15 +7,14 @@ on:
       - 'main'
 
 jobs:
-  run-pr-checks:
+  run-lint:
     runs-on: ubuntu-latest
     defaults:
       run:
         shell: bash -el {0}
     steps:
       - name: Checkout code
         uses: actions/checkout@v4
-
       - name: Setup miniconda
         uses: conda-incubator/setup-miniconda@v3
         with:
@@ -26,12 +25,42 @@ jobs:
 
       - name: Run lint check
         run: python -m flake8 --append-config air-quality-backend/.flake8 air-quality-backend
+
+  run-pr-checks:
+    runs-on: ubuntu-latest
+    outputs:
 
-      - name: Run unit tests
-        run: python -m pytest --cov=src --cov=scripts --cov-report=xml:air-quality-backend/tests/coverage/test_report.xml air-quality-backend/tests
-
-      - name: Code Coverage Report
-        uses: orgoro/[email protected]
+    defaults:
+      run:
+        shell: bash -el {0}
+    steps:
+      - name: Paths Changes Filter
+        uses: dorny/[email protected]  
+        id: filter
         with:
-            coverageFile: air-quality-backend/tests/coverage/test_report.xml
-            token: ${{ secrets.GITHUB_TOKEN }}
+          filters: |
+            etl:
+              - 'src/etl/**'
+
+      - name: backend tests
+      if: steps.filter.outputs.etl == 'true'
+      run:
+        - name: Checkout code
+          uses: actions/checkout@v4
+
+        - name: Setup miniconda
+          uses: conda-incubator/setup-miniconda@v3
+          with:
+            channels: conda-forge
+            environment-file: air-quality-backend/conda/etl_environment.yml
+            auto-activate-base: false
+            activate-environment: etl-dev
+
+        - name: Run etl unit tests
+          run: python -m pytest --cov=src --cov=scripts --cov-report=xml:air-quality-backend/tests/coverage/etl_test_report.xml air-quality-backend/tests/etl_tests
+
+        - name: Code Coverage Report
+          uses: orgoro/[email protected]
+          with:
+              coverageFile: air-quality-backend/tests/coverage/etl_test_report.xml
+              token: ${{ secrets.GITHUB_TOKEN }}