# Copyright (c) Twisted Matrix Laboratories.
# See LICENSE for details.

"""
Tests for L{twisted.python.urlpath}.
"""

from twisted.trial import unittest
from twisted.python import urlpath


class URLPathTestCase(unittest.TestCase):
def setUp(self):
self.path = urlpath.URLPath.fromString("http://example.com/foo/bar?yes=no&no=yes#footer")

def testStringConversion(self):
self.assertEqual(str(self.path), "http://example.com/foo/bar?yes=no&no=yes#footer")

def testChildString(self):
self.assertEqual(str(self.path.child('hello')), "http://example.com/foo/bar/hello")
self.assertEqual(str(self.path.child('hello').child('')), "http://example.com/foo/bar/hello/")

def testSiblingString(self):
self.assertEqual(str(self.path.sibling('baz')), 'http://example.com/foo/baz')

# The sibling of http://example.com/foo/bar/
# is http://example.comf/foo/bar/baz
# because really we are constructing a sibling of
# http://example.com/foo/bar/index.html
self.assertEqual(str(self.path.child('').sibling('baz')), 'http://example.com/foo/bar/baz')

def testParentString(self):
# parent should be equivalent to '..'
# 'foo' is the current directory, '/' is the parent directory
self.assertEqual(str(self.path.parent()), 'http://example.com/')
self.assertEqual(str(self.path.child('').parent()), 'http://example.com/foo/')
self.assertEqual(str(self.path.child('baz').parent()), 'http://example.com/foo/')
self.assertEqual(str(self.path.parent().parent().parent().parent().parent()), 'http://example.com/')

def testHereString(self):
# here should be equivalent to '.'
self.assertEqual(str(self.path.here()), 'http://example.com/foo/')
self.assertEqual(str(self.path.child('').here()), 'http://example.com/foo/bar/')