from unittest import TestCase
from nose.tools import assert_raises
from nose.tools import assert_not_equal, assert_in
from ..helpers.integration_test_helper import IntegrationTestHelper


class TestPostalcodeFunctions(TestCase):

    def setUp(self):
        self.env_variables = IntegrationTestHelper.get_environment_variables()
        self.sql_api_url = "{0}://{1}.{2}/api/v1/sql".format(
            self.env_variables['schema'],
            self.env_variables['username'],
            self.env_variables['host'],
        )

    def test_if_select_with_postalcode_polygon_is_ok(self):
        query = "SELECT cdb_geocode_postalcode_polygon(postalcode, country) " \
            "as geometry FROM {0} WHERE country='USA'&api_key={1}".format(
                self.env_variables['table_name'],
                self.env_variables['api_key'])
        geometry = IntegrationTestHelper.execute_query(self.sql_api_url, query)
        assert_not_equal(geometry['geometry'], None)

    def test_if_select_with_postalcode_point_is_ok(self):
        query = "SELECT cdb_geocode_postalcode_point(postalcode, country) " \
            "as geometry FROM {0} WHERE country='Spain'&api_key={1}".format(
                self.env_variables['table_name'],
                self.env_variables['api_key'])
        geometry = IntegrationTestHelper.execute_query(self.sql_api_url, query)
        assert_not_equal(geometry['geometry'], None)

    def test_if_select_with_postalcode_without_api_key_raise_error(self):
        query = "SELECT cdb_geocode_postalcode_polygon(postalcode, country) " \
            "as geometry FROM {0} WHERE country = 'USA'".format(
                self.env_variables['table_name'])
        try:
            IntegrationTestHelper.execute_query(self.sql_api_url, query)
        except Exception as e:
            assert_in(e.message[0], ["Geocoding permission denied", "function cdb_geocode_postalcode_polygon(text, text) does not exist"])