"""Functional tests of the GET /localization/languages endpoint."""
from flask import json

from tests.factories.itunes_languages import ItunesLanguagesFactory
from tests.factories.language import LanguageFactory
from tests.testutils import db


@db.test_schema
def test_get_all_itunes_languages_no_data(client):
    """Test get_all_itunes_languages returns empty list when no data found."""
    call_response = client.get('/localization/languages')
    assert call_response.status_code == 200
    actual_result = json.loads(call_response.data.decode())
    assert actual_result['items'] == []


@db.test_schema
def test_get_all_itunes_languages(client):
    """Test get_all_itunes_languages when it succeeds."""
    mapped_itunes_language = ItunesLanguagesFactory.build(language_code='af')
    unmapped_itunes_language = ItunesLanguagesFactory.build(
        language_code='yue-Hant')
    mapped_orchard_language = LanguageFactory.build(iso_639_1_code='AF')

    db.seed_models([
        mapped_itunes_language,
        unmapped_itunes_language,
        mapped_orchard_language])

    call_response = client.get('/localization/languages')
    assert call_response.status_code == 200
    actual_result = json.loads(call_response.data.decode())
    assert actual_result['items'] == [
        {
            'language': mapped_itunes_language.language,
            'language_code': mapped_itunes_language.language_code,
            'language_id': mapped_itunes_language.language_id,
            'meta_language_code': mapped_orchard_language.language_code
        },
        {
            'language': unmapped_itunes_language.language,
            'language_code': unmapped_itunes_language.language_code,
            'language_id': unmapped_itunes_language.language_id,
            'meta_language_code': None
        }
    ]