Igloo MCP

#!/usr/bin/env python3 """Check coverage for critical modules. Critical modules (tools, services, validation) must have >= 90% coverage. """ import argparse import sys import xml.etree.ElementTree as ET from pathlib import Path def parse_coverage_xml(coverage_file: Path) -> dict[str, float]: """Parse coverage.xml and extract per-file coverage.""" tree = ET.parse(coverage_file) # noqa: S314 - Parsing trusted local coverage.xml from pytest-cov root = tree.getroot() coverage_by_file = {} for package in root.findall(".//package"): for cls in package.findall("classes/class"): filename = cls.get("filename", "") lines = cls.find("lines") if lines is not None: total = len(list(lines.findall("line"))) covered = len([line_elem for line_elem in lines.findall("line") if line_elem.get("hits", "0") != "0"]) coverage_pct = (covered / total * 100) if total > 0 else 100.0 coverage_by_file[filename] = coverage_pct return coverage_by_file def check_critical_modules( coverage_by_file: dict[str, float], critical_modules: list[str], min_coverage: float ) -> list[str]: """Check if critical modules meet minimum coverage.""" violations = [] for file_path, coverage in coverage_by_file.items(): for critical_module in critical_modules: if critical_module in file_path and coverage < min_coverage: violations.append(f"{file_path}: {coverage:.1f}% (required: {min_coverage}%)") break return violations def main() -> int: parser = argparse.ArgumentParser(description="Check critical module coverage") parser.add_argument("--coverage-file", type=Path, required=True, help="Path to coverage.xml") parser.add_argument("--min-coverage", type=float, required=True, help="Minimum coverage percentage") parser.add_argument("--critical-modules", nargs="+", required=True, help="Critical module patterns") args = parser.parse_args() if not args.coverage_file.exists(): print(f"❌ Coverage file not found: {args.coverage_file}") return 1 coverage_by_file = parse_coverage_xml(args.coverage_file) violations = check_critical_modules(coverage_by_file, args.critical_modules, args.min_coverage) if violations: print(f"❌ Critical modules below {args.min_coverage}% coverage:") for v in violations: print(f" {v}") return 1 print(f"✅ All critical modules meet {args.min_coverage}% coverage requirement") return 0 if __name__ == "__main__": sys.exit(main())