# (c) 2015 Toshio Kuratomi <tkuratomi@ansible.com> # # This file is part of Ansible # # Ansible is free software: you can redistribute it and/or modify # it under the terms of the GNU General Public License as published by # the Free Software Foundation, either version 3 of the License, or # (at your option) any later version. # # Ansible is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with Ansible. If not, see <http://www.gnu.org/licenses/>. # Make coding more python3-ish from __future__ import (absolute_import, division, print_function) __metaclass__ = type import jinja2 from ansible.compat.tests import unittest from ansible.template import _escape_backslashes, _count_newlines_from_end # These are internal utility functions only needed for templating. They're # algorithmic so good candidates for unittesting by themselves class TestBackslashEscape(unittest.TestCase): test_data = ( # Test backslashes in a filter arg are double escaped dict( template=u"{{ 'test2 %s' | format('\\1') }}", intermediate=u"{{ 'test2 %s' | format('\\\\1') }}", expectation=u"test2 \\1", args=dict() ), # Test backslashes inside the jinja2 var itself are double # escaped dict( template=u"Test 2\\3: {{ '\\1 %s' | format('\\2') }}", intermediate=u"Test 2\\3: {{ '\\\\1 %s' | format('\\\\2') }}", expectation=u"Test 2\\3: \\1 \\2", args=dict() ), # Test backslashes outside of the jinja2 var are not double # escaped dict( template=u"Test 2\\3: {{ 'test2 %s' | format('\\1') }}; \\done", intermediate=u"Test 2\\3: {{ 'test2 %s' | format('\\\\1') }}; \\done", expectation=u"Test 2\\3: test2 \\1; \\done", args=dict() ), # Test backslashes in a variable sent to a filter are handled dict( template=u"{{ 'test2 %s' | format(var1) }}", intermediate=u"{{ 'test2 %s' | format(var1) }}", expectation=u"test2 \\1", args=dict(var1=u'\\1') ), # Test backslashes in a variable expanded by jinja2 are double # escaped dict( template=u"Test 2\\3: {{ var1 | format('\\2') }}", intermediate=u"Test 2\\3: {{ var1 | format('\\\\2') }}", expectation=u"Test 2\\3: \\1 \\2", args=dict(var1=u'\\1 %s') ), ) def setUp(self): self.env = jinja2.Environment() def tearDown(self): pass def test_backslash_escaping(self): for test in self.test_data: intermediate = _escape_backslashes(test['template'], self.env) self.assertEquals(intermediate, test['intermediate']) template = jinja2.Template(intermediate) args = test['args'] self.assertEquals(template.render(**args), test['expectation']) class TestCountNewlines(unittest.TestCase): def setUp(self): pass def tearDown(self): pass def test_zero_length_string(self): self.assertEquals(_count_newlines_from_end(u''), 0) def test_short_string(self): self.assertEquals(_count_newlines_from_end(u'The quick\n'), 1) def test_one_newline(self): self.assertEquals(_count_newlines_from_end(u'The quick brown fox jumped over the lazy dog' * 1000 + u'\n'), 1) def test_multiple_newlines(self): self.assertEquals(_count_newlines_from_end(u'The quick brown fox jumped over the lazy dog' * 1000 + u'\n\n\n'), 3) def test_zero_newlines(self): self.assertEquals(_count_newlines_from_end(u'The quick brown fox jumped over the lazy dog' * 1000), 0) def test_all_newlines(self): self.assertEquals(_count_newlines_from_end(u'\n' * 10), 10) def test_mostly_newlines(self): self.assertEquals(_count_newlines_from_end(u'The quick brown fox jumped over the lazy dog' + u'\n' * 1000), 1000)