bundling required python dependencies, to make it easier on Tails users

lib/jinja2/testsuite/utils.py

@@ -0,0 +1,82 @@
+# -*- coding: utf-8 -*-
+"""
+    jinja2.testsuite.utils
+    ~~~~~~~~~~~~~~~~~~~~~~
+
+    Tests utilities jinja uses.
+
+    :copyright: (c) 2010 by the Jinja Team.
+    :license: BSD, see LICENSE for more details.
+"""
+import gc
+import unittest
+
+import pickle
+
+from jinja2.testsuite import JinjaTestCase
+
+from jinja2.utils import LRUCache, escape, object_type_repr
+
+
+class LRUCacheTestCase(JinjaTestCase):
+
+    def test_simple(self):
+        d = LRUCache(3)
+        d["a"] = 1
+        d["b"] = 2
+        d["c"] = 3
+        d["a"]
+        d["d"] = 4
+        assert len(d) == 3
+        assert 'a' in d and 'c' in d and 'd' in d and 'b' not in d
+
+    def test_pickleable(self):
+        cache = LRUCache(2)
+        cache["foo"] = 42
+        cache["bar"] = 23
+        cache["foo"]
+
+        for protocol in range(3):
+            copy = pickle.loads(pickle.dumps(cache, protocol))
+            assert copy.capacity == cache.capacity
+            assert copy._mapping == cache._mapping
+            assert copy._queue == cache._queue
+
+
+class HelpersTestCase(JinjaTestCase):
+
+    def test_object_type_repr(self):
+        class X(object):
+            pass
+        self.assert_equal(object_type_repr(42), 'int object')
+        self.assert_equal(object_type_repr([]), 'list object')
+        self.assert_equal(object_type_repr(X()),
+                         'jinja2.testsuite.utils.X object')
+        self.assert_equal(object_type_repr(None), 'None')
+        self.assert_equal(object_type_repr(Ellipsis), 'Ellipsis')
+
+
+class MarkupLeakTestCase(JinjaTestCase):
+
+    def test_markup_leaks(self):
+        counts = set()
+        for count in range(20):
+            for item in range(1000):
+                escape("foo")
+                escape("<foo>")
+                escape(u"foo")
+                escape(u"<foo>")
+            counts.add(len(gc.get_objects()))
+        assert len(counts) == 1, 'ouch, c extension seems to leak objects'
+
+
+def suite():
+    suite = unittest.TestSuite()
+    suite.addTest(unittest.makeSuite(LRUCacheTestCase))
+    suite.addTest(unittest.makeSuite(HelpersTestCase))
+
+    # this test only tests the c extension
+    if not hasattr(escape, 'func_code'):
+        suite.addTest(unittest.makeSuite(MarkupLeakTestCase))
+
+    return suite