from __future__ import unicode_literals
from __future__ import absolute_import
from .. import unittest
from fig import Service
from fig.service import ConfigError, split_port

class ServiceTest(unittest.TestCase):
    def test_name_validations(self):
        self.assertRaises(ConfigError, lambda: Service(name=''))

        self.assertRaises(ConfigError, lambda: Service(name=' '))
        self.assertRaises(ConfigError, lambda: Service(name='/'))
        self.assertRaises(ConfigError, lambda: Service(name='!'))
        self.assertRaises(ConfigError, lambda: Service(name='\xe2'))
        self.assertRaises(ConfigError, lambda: Service(name='_'))
        self.assertRaises(ConfigError, lambda: Service(name='____'))
        self.assertRaises(ConfigError, lambda: Service(name='foo_bar'))
        self.assertRaises(ConfigError, lambda: Service(name='__foo_bar__'))

        Service('a')
        Service('foo')

    def test_project_validation(self):
        self.assertRaises(ConfigError, lambda: Service(name='foo', project='_'))
        Service(name='foo', project='bar')

    def test_config_validation(self):
        self.assertRaises(ConfigError, lambda: Service(name='foo', port=['8000']))
        Service(name='foo', ports=['8000'])

    def test_split_port(self):
        internal_port, external_port = split_port("127.0.0.1:1000:2000")
        self.assertEqual(internal_port, "2000")
        self.assertEqual(external_port, ("127.0.0.1", "1000"))

        internal_port, external_port = split_port("127.0.0.1::2000")
        self.assertEqual(internal_port, "2000")
        self.assertEqual(external_port, ("127.0.0.1",))

        internal_port, external_port = split_port("1000:2000")
        self.assertEqual(internal_port, "2000")
        self.assertEqual(external_port, "1000")