Merge pull request #165 from zeroasiccorp/lint-pytest

add pytest with slang linting

.github/workflows/ci.yml

@@ -19,6 +19,27 @@ jobs:
 
       - name: pytest
         run: |
+          python3 -m venv venv
+          . venv/bin/activate
           python3 -m pip install --upgrade pip
           python3 -m pip install -e .[test]
           pytest -m "switchboard" -n auto
+
+  python_ci:
+    name: "Python + Tools CI"
+    runs-on: ubuntu-latest
+    container:
+      image: ghcr.io/siliconcompiler/sc_tools:latest
+    timeout-minutes: 10
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: pytest
+        run: |
+          python3 -m venv venv
+          . venv/bin/activate
+          python3 -m pip install --upgrade pip
+          python3 -m pip install -e .[test]
+          pytest -m "not switchboard" -n auto

pyproject.toml

@@ -52,6 +52,7 @@ markers = [
     "switchboard: this test requires switchboard to run"
 ]
 testpaths = [
+    "tests",
     "umi/sumi/tests"
 ]
 timeout = "300"

tests/conftest.py

@@ -0,0 +1,18 @@
+import pytest
+import os
+
+
+@pytest.fixture(autouse=True)
+def test_wrapper(tmp_path):
+    '''
+    Fixture that automatically runs each test in a test-specific temporary
+    directory to avoid clutter.
+    '''
+
+    topdir = os.getcwd()
+    os.chdir(tmp_path)
+
+    # Run the test.
+    yield
+
+    os.chdir(topdir)

tests/test_lint.py

@@ -0,0 +1,41 @@
+from siliconcompiler import Chip
+from siliconcompiler.flows import lintflow
+import glob
+import pytest
+import umi
+import shutil
+from pathlib import Path
+
+
+@pytest.fixture
+def slang_chip():
+    chip = Chip('lint')
+    chip.use(lintflow, tool='slang')
+
+    chip.use(umi)
+    chip.set('option', 'flow', 'lintflow')
+
+    return chip
+
+
+@pytest.fixture
+def slang():
+    if shutil.which('slang') is None:
+        pytest.skip('slang is not installed')
+
+
+def __filelist():
+    return glob.glob(str(Path(umi.__file__).parent / '**' / 'rtl' / '*.v'))
+
+
+@pytest.mark.parametrize('file', __filelist())
+def test_lint_slang(slang_chip, file):
+    slang_chip.set('option', 'entrypoint', Path(file).stem)
+
+    if slang_chip.get('option', 'entrypoint') == 'umi_packet_merge_greedy':
+        pytest.skip(reason='File is outdaded and will be cleaned up later')
+
+    slang_chip.input(file)
+    slang_chip.run()
+
+    assert slang_chip.get('record', 'toolexitcode', step='lint', index='0') == 0