Exposed an html_escape function in tests.common for consistent Python 2/3 testing.

pystache/tests/common.py

@@ -9,8 +9,10 @@ import os
 
 import examples
 import pystache
+from pystache import defaults
 
 
+_DEFAULT_TAG_ESCAPE = defaults.TAG_ESCAPE
 _TESTS_DIR = os.path.dirname(pystache.tests.__file__)
 
 DATA_DIR = os.path.join(_TESTS_DIR, 'data')  # i.e. 'pystache/tests/data'.
@@ -20,6 +22,18 @@ PROJECT_DIR = os.path.join(SOURCE_DIR, '..')
 SPEC_TEST_DIR = os.path.join(PROJECT_DIR, 'ext', 'spec', 'specs')
 
 
+def html_escape(u):
+    """
+    An html escape function that behaves the same in both Python 2 and 3.
+
+    This function is needed because single quotes are escaped in Python 3
+    (to '''), but not in Python 2.
+
+    """
+    u = _DEFAULT_TAG_ESCAPE(u)
+    return u.replace("'", ''')
+
+
 def get_data_path(file_name):
     return os.path.join(DATA_DIR, file_name)
 

pystache/tests/test_pystache.py

 # encoding: utf-8
 
 import unittest
+
 import pystache
+from pystache import defaults
 from pystache import renderer
+from pystache.tests.common import html_escape
 
 
 class PystacheTests(unittest.TestCase):
 
+
+    def setUp(self):
+        self.original_escape = defaults.TAG_ESCAPE
+        defaults.TAG_ESCAPE = html_escape
+
+    def tearDown(self):
+        defaults.TAG_ESCAPE = self.original_escape
+
     def _assert_rendered(self, expected, template, context):
         actual = pystache.render(template, context)
         self.assertEqual(actual, expected)
@@ -54,7 +65,7 @@ class PystacheTests(unittest.TestCase):
         context = { 'set': True }
         self._assert_rendered("Ready set go!", template, context)
 
-    non_strings_expected = """(123 & ['something'])(chris & 0.9)"""
+    non_strings_expected = """(123 & ['something'])(chris & 0.9)"""
 
     def test_non_strings(self):
         template = "{{#stats}}({{key}} & {{value}}){{/stats}}"