feat: support codspeed

.github/workflows/codspeed.yml

@@ -0,0 +1,29 @@
+name: CodSpeed
+
+on:
+  push:
+    branches:
+      - "main" # or "master"
+  pull_request:
+  # `workflow_dispatch` allows CodSpeed to trigger backtest
+  # performance analysis in order to generate initial data.
+  workflow_dispatch:
+
+jobs:
+  benchmarks:
+    name: Run benchmarks
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+        with:
+          python-version: "3.13"
+
+      - name: Install dependencies
+        run: pip install -e .[dev]
+
+      - name: Run benchmarks
+        uses: CodSpeedHQ/action@v3
+        with:
+          token: ${{ secrets.CODSPEED_TOKEN }}
+          run: pytest tests/ --codspeed

.gitignore

@@ -18,3 +18,6 @@ clang-tidy-1*
 clang-tidy-2*
 clang-format-1*
 clang-format-2*
+
+# Ignore CodeSpeed folder
+.codspeed/

pyproject.toml

@@ -49,6 +49,7 @@ dev = [
     "coverage",
     "pre-commit",
     "pytest",
+    "pytest-codspeed",
 ]
 
 [tool.setuptools]

tests/test_clang_format.py

@@ -4,6 +4,7 @@
 from cpp_linter_hooks.clang_format import run_clang_format
 
 
+@pytest.mark.benchmark
 @pytest.mark.parametrize(
     ("args", "expected_retval"),
     (
@@ -24,6 +25,7 @@ def test_run_clang_format_valid(args, expected_retval, tmp_path):
     assert test_file.read_text() == Path("testing/good.c").read_text()
 
 
+@pytest.mark.benchmark
 @pytest.mark.parametrize(
     ("args", "expected_retval"),
     (
@@ -48,6 +50,7 @@ def test_run_clang_format_invalid(args, expected_retval, tmp_path):
     assert ret == expected_retval
 
 
+@pytest.mark.benchmark
 @pytest.mark.parametrize(
     ("args", "expected_retval"),
     (
@@ -66,6 +69,7 @@ def test_run_clang_format_dry_run(args, expected_retval, tmp_path):
     assert ret == -1  # Dry run should not fail
 
 
+@pytest.mark.benchmark
 def test_run_clang_format_verbose(tmp_path):
     """Test that verbose option works and provides detailed output."""
     # copy test file to tmp_path to prevent modifying repo data
@@ -82,6 +86,7 @@ def test_run_clang_format_verbose(tmp_path):
     assert test_file.read_text() == Path("testing/good.c").read_text()
 
 
+@pytest.mark.benchmark
 def test_run_clang_format_verbose_error(tmp_path):
     """Test that verbose option provides useful error information."""
     test_file = tmp_path / "main.c"

tests/test_clang_tidy.py

@@ -12,6 +12,7 @@ def generate_compilation_database():
     subprocess.run(["cmake", "-Bbuild", "testing/"])
 
 
+@pytest.mark.benchmark
 @pytest.mark.parametrize(
     ("args", "expected_retval"),
     (
@@ -32,6 +33,7 @@ def test_run_clang_tidy_valid(args, expected_retval):
     print(output)
 
 
+@pytest.mark.benchmark
 @pytest.mark.parametrize(
     ("args", "expected_retval"),
     (

tests/test_util.py

@@ -10,6 +10,7 @@
 TOOLS = ["clang-format", "clang-tidy"]
 
 
+@pytest.mark.benchmark
 @pytest.mark.parametrize(("tool", "version"), list(product(TOOLS, VERSIONS)))
 def test_ensure_installed(tool, version, tmp_path, monkeypatch, caplog):
     bin_path = tmp_path / "bin"