# -*- coding: utf-8 -*- """ jinja2.testsuite.debug ~~~~~~~~~~~~~~~~~~~~~~ Tests the debug system. :copyright: (c) 2010 by the Jinja Team. :license: BSD, see LICENSE for more details. """ import unittest from jinja2.testsuite import JinjaTestCase, filesystem_loader from jinja2 import Environment, TemplateSyntaxError env = Environment(loader=filesystem_loader) class DebugTestCase(JinjaTestCase): def test_runtime_error(self): def test(): tmpl.render(fail=lambda: 1 / 0) tmpl = env.get_template('broken.html') self.assert_traceback_matches(test, r''' File ".*?broken.html", line 2, in (top-level template code|) \{\{ fail\(\) \}\} File ".*?debug.pyc?", line \d+, in tmpl\.render\(fail=lambda: 1 / 0\) ZeroDivisionError: (int(eger)? )?division (or modulo )?by zero ''') def test_syntax_error(self): # XXX: the .*? is necessary for python3 which does not hide # some of the stack frames we don't want to show. Not sure # what's up with that, but that is not that critical. Should # be fixed though. self.assert_traceback_matches(lambda: env.get_template('syntaxerror.html'), r'''(?sm) File ".*?syntaxerror.html", line 4, in (template|) \{% endif %\}.*? (jinja2\.exceptions\.)?TemplateSyntaxError: Encountered unknown tag 'endif'. Jinja was looking for the following tags: 'endfor' or 'else'. The innermost block that needs to be closed is 'for'. ''') def test_regular_syntax_error(self): def test(): raise TemplateSyntaxError('wtf', 42) self.assert_traceback_matches(test, r''' File ".*debug.pyc?", line \d+, in test raise TemplateSyntaxError\('wtf', 42\) (jinja2\.exceptions\.)?TemplateSyntaxError: wtf line 42''') def suite(): suite = unittest.TestSuite() suite.addTest(unittest.makeSuite(DebugTestCase)) return suite