"""Tests for schemas and serialize_finding."""

import datetime
from unittest.mock import MagicMock


class TestSerializeFinding:
    def test_normal_finding(self):
        from guarddog_nexus.schemas import serialize_finding

        finding = MagicMock()
        finding.id = 42
        finding.scan_id = 7
        finding.report = {"verdict": "safe"}
        finding.created_at = datetime.datetime(2026, 1, 1, tzinfo=datetime.timezone.utc)
        finding.data = {
            "rule": "shady-links",
            "severity": "WARNING",
            "message": "Suspicious URL",
            "location": "setup.py:15",
            "code": "url = 'http://evil.com'",
        }

        result = serialize_finding(finding)

        assert result["id"] == 42
        assert result["scan_id"] == 7
        assert result["rule"] == "shady-links"
        assert result["severity"] == "WARNING"
        assert result["report"] == {"verdict": "safe"}
        assert result["created_at"] == "2026-01-01T00:00:00+00:00"

    def test_created_at_none(self):
        from guarddog_nexus.schemas import serialize_finding

        finding = MagicMock()
        finding.id = 1
        finding.scan_id = 1
        finding.report = None
        finding.created_at = None
        finding.data = {"rule": "test", "message": "msg"}

        result = serialize_finding(finding)

        assert result["created_at"] is None
        assert result["report"] is None

    def test_missing_data_fields_default_to_empty_string(self):
        from guarddog_nexus.schemas import serialize_finding

        finding = MagicMock()
        finding.id = 1
        finding.scan_id = 1
        finding.report = None
        finding.created_at = None
        finding.data = {"rule": "only-rule"}

        result = serialize_finding(finding)

        assert result["rule"] == "only-rule"
        assert result["severity"] == ""
        assert result["message"] == ""

    def test_data_values_none_become_empty_strings(self):
        from guarddog_nexus.schemas import serialize_finding

        finding = MagicMock()
        finding.id = 1
        finding.scan_id = 1
        finding.report = None
        finding.created_at = None
        finding.data = {"rule": None, "severity": None, "message": None}

        result = serialize_finding(finding)

        assert result["rule"] == ""
        assert result["severity"] == ""
        assert result["message"] == ""