"""Tests for OpenAPI-related deprecations in 2.14."""

import warnings

import pytest

import fastmcp

pytestmark = pytest.mark.filterwarnings("default::DeprecationWarning")


class TestEnableNewOpenAPIParserDeprecation:
    """Test enable_new_openapi_parser setting deprecation."""

    def test_setting_true_emits_warning(self):
        """Setting enable_new_openapi_parser=True should emit deprecation warning."""
        with pytest.warns(
            DeprecationWarning,
            match=r"enable_new_openapi_parser is deprecated.*now the default",
        ):
            fastmcp.settings.experimental.enable_new_openapi_parser = True

    def test_setting_false_no_warning(self):
        """Setting enable_new_openapi_parser=False should not emit warning."""
        with warnings.catch_warnings(record=True) as recorded:
            warnings.simplefilter("always")
            fastmcp.settings.experimental.enable_new_openapi_parser = False

        deprecation_warnings = [
            w for w in recorded if issubclass(w.category, DeprecationWarning)
        ]
        assert len(deprecation_warnings) == 0


class TestExperimentalOpenAPIImportDeprecation:
    """Test experimental OpenAPI import path deprecations."""

    def test_experimental_server_openapi_import_warns(self):
        """Importing from fastmcp.experimental.server.openapi should warn."""
        with pytest.warns(
            DeprecationWarning,
            match=r"Importing from fastmcp\.experimental\.server\.openapi is deprecated",
        ):
            from fastmcp.experimental.server.openapi import FastMCPOpenAPI  # noqa: F401

    def test_experimental_utilities_openapi_import_warns(self):
        """Importing from fastmcp.experimental.utilities.openapi should warn."""
        with pytest.warns(
            DeprecationWarning,
            match=r"Importing from fastmcp\.experimental\.utilities\.openapi is deprecated",
        ):
            from fastmcp.experimental.utilities.openapi import HTTPRoute  # noqa: F401

    def test_experimental_imports_resolve_to_same_classes(self):
        """Experimental imports should resolve to the same classes as main imports."""
        with warnings.catch_warnings():
            warnings.simplefilter("ignore")

            from fastmcp.experimental.server.openapi import (
                FastMCPOpenAPI as ExpFastMCPOpenAPI,
            )
            from fastmcp.experimental.server.openapi import MCPType as ExpMCPType
            from fastmcp.experimental.server.openapi import RouteMap as ExpRouteMap
            from fastmcp.experimental.utilities.openapi import (
                HTTPRoute as ExpHTTPRoute,
            )
            from fastmcp.server.openapi import FastMCPOpenAPI, MCPType, RouteMap
            from fastmcp.utilities.openapi import HTTPRoute

        assert FastMCPOpenAPI is ExpFastMCPOpenAPI
        assert RouteMap is ExpRouteMap
        assert MCPType is ExpMCPType
        assert HTTPRoute is ExpHTTPRoute