def build_absolute_uri(self, path=None):
     """Build absolute URI with given (optional) path"""
     return build_absolute_uri(self.request.host_url, path)

 def build_absolute_uri(self, path=None):
     # TODO: Quando a API diretamente (e não a partir de outro site) não tem
     # "referrer". Como resolver isso?
     return build_absolute_uri(
         flask.request.referrer, path).partition("&")[0]

 def build_absolute_uri(self, path=None):
     return build_absolute_uri('{0}://{1}'.format(self.request.protocol,
                                                  self.request.host),
                               path)

 def test_absolute_uri(self):
     self.assertEqual(build_absolute_uri(self.host, '/foo/bar'),
                      'http://foobar.com/foo/bar')

 def test_path_none(self):
     self.assertEqual(build_absolute_uri(self.host), self.host)

 def test_path_https(self):
     self.assertEqual(build_absolute_uri(self.host, 'https://barfoo.com'),
                      'https://barfoo.com')

 def test_host_ends_with_slash_and_path_starts_with_slash(self):
     self.assertEqual(build_absolute_uri(self.host + '/', '/foo/bar'),
                      'http://foobar.com/foo/bar')

 def build_absolute_uri(self, path=None):
     return build_absolute_uri(request.host_url, path)

 def test_path_empty(self):
     self.assertEqual(build_absolute_uri(self.host, ''), self.host)

 def test_absolute_uri(self):
     expect(build_absolute_uri(self.host, '/foo/bar')) \
           .to.equal('http://foobar.com/foo/bar')

 def test_host_ends_with_slash_and_path_starts_with_slash(self):
     expect(build_absolute_uri(self.host + '/', '/foo/bar')) \
           .to.equal('http://foobar.com/foo/bar')

 def test_path_https(self):
     expect(build_absolute_uri(self.host, 'https://barfoo.com')) \
           .to.equal('https://barfoo.com')

 def test_path_empty(self):
     expect(build_absolute_uri(self.host, '')).to.equal(self.host)

 def test_path_none(self):
     expect(build_absolute_uri(self.host)).to.equal(self.host)