import hashlib
import json
import subprocess
import unittest
from pathlib import Path

import generate_hal_graph_report


ROOT = Path(__file__).resolve().parents[1]


class HalGraphReportTests(unittest.TestCase):
    def test_report_and_runtime(self):
        report = json.loads((ROOT / "coverage/hal-graph.report.json").read_text(encoding="utf-8"))
        self.assertEqual(report["schema"], "hal-graph-report.v1")
        self.assertEqual(report["status"], "verified")
        self.assertTrue(all(report[name]["status"] == "verified" for name in ("native", "wasm", "worker")))

    def test_report_self_hash(self):
        report = json.loads((ROOT / "coverage/hal-graph.report.json").read_text(encoding="utf-8"))
        unsigned = dict(report)
        actual = unsigned.pop("report_sha256")
        self.assertEqual(actual, hashlib.sha256(generate_hal_graph_report.canonical(unsigned).encode("utf-8")).hexdigest())


if __name__ == "__main__":
    unittest.main()