sanic/tests/test_dynamic_routes.py

import pytest
from sanic_routing.exceptions import RouteExists

from sanic.response import text


@pytest.mark.parametrize(
    "method,attr, expected",
    [
        ("get", "text", "OK1 test"),
        ("post", "text", "OK2 test"),
        ("put", "text", "OK2 test"),
    ],
)
def test_overload_dynamic_routes(app, method, attr, expected):
    @app.route("/overload/<param>", methods=["GET"])
    async def handler1(request, param):
        return text("OK1 " + param)

    @app.route("/overload/<param>", methods=["POST", "PUT"])
    async def handler2(request, param):
        return text("OK2 " + param)

    request, response = getattr(app.test_client, method)("/overload/test")
    assert getattr(response, attr) == expected


def test_overload_dynamic_routes_exist(app):
    @app.route("/overload/<param>", methods=["GET"])
    async def handler1(request, param):
        return text("OK1 " + param)

    @app.route("/overload/<param>", methods=["POST", "PUT"])
    async def handler2(request, param):
        return text("OK2 " + param)

    # if this doesn't raise an error, than at least the below should happen:
    # assert response.text == 'Duplicated'
    with pytest.raises(RouteExists):

        @app.route("/overload/<param>", methods=["PUT", "DELETE"])
        async def handler3(request, param):
            return text("Duplicated")