# -*- coding: utf-8 -*-

from __future__ import unicode_literals

import six

import pytest

import wolframalpha


@pytest.fixture(scope='module')
def temp_result(client):
	return client.query('30 deg C in deg F')


def test_basic(temp_result):
	res = temp_result
	assert len(list(res.pods)) > 0
	result, = res.results
	assert result.text == '86 °F  (degrees Fahrenheit)'
	assert result.texts == ['86 °F  (degrees Fahrenheit)']


def test_results_iterator(temp_result):
	"""
	A Result.results should be an iterator.
	"""
	res = temp_result
	next(res.results)


def test_properties(temp_result):
	"""
	A result should have a number of properties.
	"""
	res = temp_result
	info = list(res.info)
	warnings = list(res.warnings)
	assert all(isinstance(item, wolframalpha.Warning) for item in warnings)
	assumptions = list(res.assumptions)
	assert all(
		isinstance(item, wolframalpha.Assumption)
		for item in assumptions
	)
	pods = list(res.pods)
	assert all(isinstance(item, wolframalpha.Pod) for item in pods)
	assert len(info) == len(pods) + len(warnings) + len(assumptions)


def test_pod_attributes(temp_result):
	pod = next(temp_result.pods)
	assert isinstance(pod.position, float)
	assert isinstance(pod.id, six.text_type)
	img = next(next(pod.subpod).img)
	assert isinstance(img.height, int)


def test_invalid_app_id():
	client = wolframalpha.Client('abcdefg')
	with pytest.raises(Exception):
		client.query('30 deg C in deg F')