# #region Test.SecurityBadgeService [C:3] [TYPE Module] [SEMANTICS test,profile,security,permissions,badges]
# @BRIEF Tests for security_badge_service.py — role extraction, permission pairs, security summary.
# @RELATION BINDS_TO -> [SecurityBadgeService]

from pathlib import Path
import sys

sys.path.insert(0, str(Path(__file__).parent.parent / "src"))

from unittest.mock import MagicMock, patch
import pytest


def make_user(**kwargs):
    """Helper to create a mock User with roles."""
    from src.models.auth import User
    user = MagicMock(spec=User)
    for k, v in kwargs.items():
        setattr(user, k, v)
    return user


def make_role(name, permissions=None):
    role = MagicMock()
    role.name = name
    role.permissions = permissions or []
    return role


def make_permission(resource, action):
    perm = MagicMock()
    perm.resource = resource
    perm.action = action
    return perm


class TestCollectUserPermissionPairs:
    """_collect_user_permission_pairs — extract (resource, ACTION) tuples."""

    def test_no_roles_returns_empty(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        user = make_user(roles=[])
        result = svc._collect_user_permission_pairs(user)
        assert result == set()

    def test_role_with_permissions(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        perms = [make_permission("dashboard", "read"), make_permission("dataset", "write")]
        role = make_role("Editor", perms)
        user = make_user(roles=[role])
        result = svc._collect_user_permission_pairs(user)
        assert ("dashboard", "READ") in result
        assert ("dataset", "WRITE") in result

    def test_permission_without_resource_skipped(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        perms = [make_permission("", "read"), make_permission(None, "write")]
        role = make_role("Viewer", perms)
        user = make_user(roles=[role])
        result = svc._collect_user_permission_pairs(user)
        assert result == set()

    def test_multiple_roles_dedup(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        p1 = make_permission("dashboard", "read")
        role1 = make_role("Admin", [p1])
        role2 = make_role("Editor", [p1])
        user = make_user(roles=[role1, role2])
        result = svc._collect_user_permission_pairs(user)
        assert len(result) == 1


class TestBuildSecuritySummary:
    """build_security_summary — full security snapshot."""

    def test_no_roles(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        user = make_user(roles=[], auth_source="database")
        summary = svc.build_security_summary(user)
        assert summary.read_only is True
        assert summary.roles == []
        assert summary.current_role is None
        assert summary.auth_source == "database"

    def test_single_role(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        role = make_role("Viewer")
        user = make_user(roles=[role], auth_source="ldap")
        summary = svc.build_security_summary(user)
        assert summary.roles == ["Viewer"]
        assert summary.current_role == "Viewer"

    def test_admin_role_detected(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        role = make_role("Admin")
        user = make_user(roles=[role], auth_source="database")
        summary = svc.build_security_summary(user)
        assert "Admin" in summary.roles
        assert summary.current_role == "Admin"

    def test_roles_sorted(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        role_z = make_role("ZViewer")
        role_a = make_role("AAdmin")
        user = make_user(roles=[role_z, role_a])
        summary = svc.build_security_summary(user)
        assert summary.roles == ["AAdmin", "ZViewer"]

    def test_discover_permissions_fallback(self):
        """When discover_declared_permissions raises, fallback to user permissions."""
        from src.services.security_badge_service import SecurityBadgeService
        perms = [make_permission("dashboard", "read")]
        role = make_role("Editor", perms)
        user = make_user(roles=[role])

        with patch("src.services.security_badge_service.discover_declared_permissions",
                   side_effect=RuntimeError("Plugin load failed")):
            svc = SecurityBadgeService(plugin_loader=MagicMock())
            summary = svc.build_security_summary(user)
            # Should still produce permission states
            assert len(summary.permissions) >= 0

    def test_is_admin_allows_all(self):
        """Admin user sees all declared permissions as allowed."""
        from src.services.security_badge_service import SecurityBadgeService
        perms = [make_permission("dashboard", "read")]
        role = make_role("Admin", perms)
        user = make_user(roles=[role])

        with patch("src.services.security_badge_service.discover_declared_permissions",
                   return_value={("dashboard", "READ"), ("dataset", "WRITE")}):
            svc = SecurityBadgeService()
            summary = svc.build_security_summary(user)
            admin_perm = next((p for p in summary.permissions if p.key == "dashboard"), None)
            assert admin_perm is not None
            assert admin_perm.allowed is True

    def test_permission_key_format_read(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        key = svc._format_permission_key("dashboard", "READ")
        assert key == "dashboard"

    def test_permission_key_format_write(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        key = svc._format_permission_key("dataset", "WRITE")
        assert key == "dataset:write"


class TestFormatPermissionKey:
    """_format_permission_key — compact UI key format."""

    def test_read_omits_action(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        assert svc._format_permission_key("dashboard", "READ") == "dashboard"

    def test_write_includes_action(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        assert svc._format_permission_key("dataset", "WRITE") == "dataset:write"

    def test_empty_resource(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        result = svc._format_permission_key("", "READ")
        assert result is not None
        assert isinstance(result, str)


class TestPermissionEdgeCases:
    """Edge cases for permission processing."""

    def test_empty_role_name_skipped(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        role_empty = make_role("")
        role_none = make_role(None)
        user = make_user(roles=[role_empty, role_none])
        summary = svc.build_security_summary(user)
        assert summary.roles == []

    def test_role_name_with_whitespace_sanitized(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        role = make_role("  Editor  ")
        user = make_user(roles=[role])
        summary = svc.build_security_summary(user)
        assert "Editor" in summary.roles

    def test_collect_with_none_permissions(self):
        from src.services.security_badge_service import SecurityBadgeService
        svc = SecurityBadgeService()
        role = make_role("Viewer", permissions=None)
        user = make_user(roles=[role])
        result = svc._collect_user_permission_pairs(user)
        assert result == set()
# #endregion Test.SecurityBadgeService