import hashlib
import json
import unittest
from pathlib import Path


ROOT = Path(__file__).resolve().parents[1]
WIDGET = ROOT / "plugins" / "shd-mcp-plugin" / "widgets" / "active-projects" / "v1"


class WidgetArtifactTests(unittest.TestCase):
    @classmethod
    def setUpClass(cls):
        cls.manifest = json.loads((WIDGET / "manifest.json").read_text(encoding="utf-8"))
        cls.resource = next(item for item in cls.manifest["resources"] if item["file"] == "index.html")
        cls.html = (WIDGET / "index.html").read_text(encoding="utf-8")

    def test_manifest_and_checksums_match_artifact(self):
        digest = hashlib.sha256(self.html.encode("utf-8")).hexdigest()
        self.assertEqual(self.resource["uri"], "ui://shd/active-projects/v1.html")
        self.assertEqual(self.resource["mediaType"], "text/html;profile=mcp-app")
        self.assertEqual(self.resource["bytes"], len(self.html.encode("utf-8")))
        self.assertEqual(self.resource["sha256"], digest)

        checksum = (WIDGET / "SHA256SUMS").read_text(encoding="utf-8").strip().split()
        self.assertEqual(checksum, [digest, "index.html"])

        license_path = (WIDGET / self.manifest["license"]).resolve()
        self.assertEqual(license_path, (ROOT / "LICENSE").resolve())
        source_path = (ROOT / self.manifest["source"]["path"]).resolve()
        self.assertEqual(source_path, (WIDGET / "index.html").resolve())

    def test_widget_uses_portable_bridge_and_no_external_script(self):
        for marker in (
            "ui/initialize",
            "ui/notifications/initialized",
            "ui/notifications/tool-input",
            "ui/notifications/tool-result",
            "tools/call",
            "window.openai",
        ):
            self.assertIn(marker, self.html, marker)
        self.assertNotIn("<script src=", self.html.lower())


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