from django.core.exceptions import ValidationError
from django.test import TestCase

from misago.conf import settings
from misago.threads.validators import validate_post, validate_title


class ValidatePostTests(TestCase):
    def test_valid_posts(self):
        """valid post passes validation"""
        validate_post("Lorem ipsum dolor met sit amet elit.")

    def test_empty_post(self):
        """empty post is rejected"""
        with self.assertRaises(ValidationError):
            validate_post("")

    def test_too_short_post(self):
        """too short post is rejected"""
        with self.assertRaises(ValidationError):
            post = 'a' * settings.post_length_min
            validate_post(post[1:])

    def test_too_long_post(self):
        """too long post is rejected"""
        with self.assertRaises(ValidationError):
            post = 'a' * settings.post_length_max
            validate_post(post * 2)


class ValidateTitleTests(TestCase):
    def test_valid_titles(self):
        """validate_title is ok with valid titles"""
        VALID_TITLES = ('Lorem ipsum dolor met', '123 456 789 112' 'Ugabugagagagagaga', )

        for title in VALID_TITLES:
            validate_title(title)

    def test_empty_title(self):
        """empty title is rejected"""
        with self.assertRaises(ValidationError):
            validate_title("")

    def test_too_short_title(self):
        """too short title is rejected"""
        with self.assertRaises(ValidationError):
            title = 'a' * settings.thread_title_length_min
            validate_title(title[1:])

    def test_too_long_title(self):
        """too long title is rejected"""
        with self.assertRaises(ValidationError):
            title = 'a' * settings.thread_title_length_max
            validate_title(title * 2)

    def test_unsluggable_title(self):
        """unsluggable title is rejected"""
        with self.assertRaises(ValidationError):
            title = '--' * settings.thread_title_length_min
            validate_title(title)
