#!/usr/bin/env python3
"""Verify the scratch_analysis.json file is valid and contains expected data."""
import json
import sys


def _check(cond, msg="check failed"):
    """Explicit failure path -- survives `python3 -O`, where `assert` is compiled away."""
    if not cond:
        raise SystemExit(f"FAIL: {msg}")


with open("/root/.hermes/wizard-outputs/spark/scratch_analysis.json") as f:
    data = json.load(f)

# Verify required fields
_check("total_files" in data, "Missing total_files")
_check("total_bytes" in data, "Missing total_bytes")
_check("file_types" in data, "Missing file_types")
_check("files" in data, "Missing files array")

# Verify counts match
_check(data["total_files"] == len(data["files"]), "File count mismatch")
_check(data["total_files"] == 165, f"Expected 165 files, got {data['total_files']}")
_check(230000 <= data["total_bytes"] <= 250000, f"Total bytes out of range: {data['total_bytes']}")

print("VERIFICATION PASSED")
print(f"Total files: {data['total_files']}")
print(f"Total bytes: {data['total_bytes']}")
print(f"File types: {data['file_types']}")