Tests: Add automated testing framework with coverage support

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>

tests/framework/bpf_test_case.py

@@ -0,0 +1,17 @@
+from dataclasses import dataclass
+from pathlib import Path
+
+
+@dataclass
+class BpfTestCase:
+    path: Path
+    rel_path: str
+    is_expected_fail: bool = False
+    xfail_reason: str = ""
+    xfail_level: str = "ir"  # "ir" or "llc"
+    needs_vmlinux: bool = False
+    skip_reason: str = ""
+
+    @property
+    def test_id(self) -> str:
+        return self.rel_path.replace("/", "::")