feat: preserve native HD rumble on Switch 2 controllers

tests/test_switch2_haptics_native.py

@@ -0,0 +1,30 @@
+from __future__ import annotations
+
+import shutil
+import subprocess
+from pathlib import Path
+
+
+def test_switch2_haptics_encoding(tmp_path: Path) -> None:
+    root = Path(__file__).resolve().parents[1]
+    compiler = shutil.which("cc") or shutil.which("gcc")
+    assert compiler is not None, "a host C compiler is required"
+    executable = tmp_path / "switch2_haptics"
+    subprocess.run(
+        [
+            compiler,
+            "-std=c11",
+            "-Wall",
+            "-Wextra",
+            "-Werror",
+            "-pedantic",
+            f"-I{root / 'bluepad32_config'}",
+            str(root / "bluepad32_config" / "parser" / "uni_switch2_haptics.c"),
+            str(root / "tests" / "switch2_haptics_test.c"),
+            "-o",
+            str(executable),
+        ],
+        check=True,
+        cwd=root,
+    )
+    subprocess.run([str(executable)], check=True, cwd=root)