Enable pylint on tests (#119279)

* Enable pylint on tests

* Remove jobs==1

.github/workflows/ci.yaml

@@ -620,6 +620,51 @@ jobs:
           python --version
           pylint --ignore-missing-annotations=y homeassistant/components/${{ needs.info.outputs.integrations_glob }}
 
+  pylint-tests:
+    name: Check pylint on tests
+    runs-on: ubuntu-22.04
+    timeout-minutes: 20
+    if: |
+      github.event.inputs.mypy-only != 'true'
+      || github.event.inputs.pylint-only == 'true'
+    needs:
+      - info
+      - base
+    steps:
+      - name: Check out code from GitHub
+        uses: actions/checkout@v4.1.6
+      - name: Set up Python ${{ env.DEFAULT_PYTHON }}
+        id: python
+        uses: actions/setup-python@v5.1.0
+        with:
+          python-version: ${{ env.DEFAULT_PYTHON }}
+          check-latest: true
+      - name: Restore full Python ${{ env.DEFAULT_PYTHON }} virtual environment
+        id: cache-venv
+        uses: actions/cache/restore@v4.0.2
+        with:
+          path: venv
+          fail-on-cache-miss: true
+          key: >-
+            ${{ runner.os }}-${{ steps.python.outputs.python-version }}-${{
+            needs.info.outputs.python_cache_key }}
+      - name: Register pylint problem matcher
+        run: |
+          echo "::add-matcher::.github/workflows/matchers/pylint.json"
+      - name: Run pylint (fully)
+        if: needs.info.outputs.test_full_suite == 'true'
+        run: |
+          . venv/bin/activate
+          python --version
+          pylint --ignore-missing-annotations=y tests
+      - name: Run pylint (partially)
+        if: needs.info.outputs.test_full_suite == 'false'
+        shell: bash
+        run: |
+          . venv/bin/activate
+          python --version
+          pylint --ignore-missing-annotations=y tests/components/${{ needs.info.outputs.integrations_glob }}
+
   mypy:
     name: Check mypy
     runs-on: ubuntu-22.04

.pre-commit-config.yaml

@@ -69,7 +69,7 @@ repos:
         entry: script/run-in-env.sh pylint -j 0 --ignore-missing-annotations=y
         language: script
         types_or: [python, pyi]
-        files: ^homeassistant/.+\.(py|pyi)$
+        files: ^(homeassistant|tests)/.+\.(py|pyi)$
       - id: gen_requirements_all
         name: gen_requirements_all
         entry: script/run-in-env.sh python3 -m script.gen_requirements_all

pyproject.toml

@@ -93,9 +93,6 @@ include = ["homeassistant*"]
 
 [tool.pylint.MAIN]
 py-version = "3.12"
-ignore = [
-    "tests",
-]
 # Use a conservative default here; 2 should speed up most setups and not hurt
 # any too bad. Override on command line as appropriate.
 jobs = 2