public async Task CheckAreaTest() { await Assert.ThrowsAsync <ArgumentException>(() => JdVopApi.CheckAreaAsync(null, 0, 0, 0, 0)); var jdAddr = TestHelper.JDArress; var res = await ApiInstance.CheckAreaAsync(jdAddr.ProvinceId, jdAddr.CityId, jdAddr.CountyId, jdAddr.TownId.Value); Assert.True(res.Success, res.ResultMessage); Assert.NotNull(res.Result); Assert.True(res.Result.Success); }