Improved our tests so that they don't raise an error if setuptools isn't…

Improved our tests so that they don't raise an error if setuptools isn't installed, hence ridding the test suite of all dependencies. Also updated docs.

git-svn-id: http://code.djangoproject.com/svn/django/trunk@7751 bcc190cf-cafb-0310-a4f2-bffc1f526a37

docs/contributing.txt

@@ -747,10 +747,8 @@ dependencies:
     *  Docutils_
     *  setuptools_
 
-Of these dependencies, setuptools_ is the only dependency that is required. If
-setuptools_ is not installed, you'll get import errors when running one of
-the template tests. The tests using the other dependencies will be skipped if the
-particular library can't be found.
+Each of these dependencies is optional. If you're missing any of them, the
+associated tests will be skipped.
 
 .. _PyYAML: http://pyyaml.org/wiki/PyYAML
 .. _Markdown: http://pypi.python.org/pypi/Markdown/1.7

tests/regressiontests/templates/tests.py

@@ -20,7 +20,10 @@ from django.utils.tzinfo import LocalTimezone
 from unicode import unicode_tests
 from context import context_tests
 
-from loaders import *
+try:
+    from loaders import *
+except ImportError:
+    pass # If setuptools isn't installed, that's fine. Just move on.
 
 import filters
 
@@ -539,13 +542,13 @@ class Templates(unittest.TestCase):
             'if-tag-error05': ("{% if not foo or %}yes{% else %}no{% endif %}", {'foo': True}, template.TemplateSyntaxError),
 
             ### IFCHANGED TAG #########################################################
-            'ifchanged01': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', { 'num': (1,2,3) }, '123'),
-            'ifchanged02': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', { 'num': (1,1,3) }, '13'),
-            'ifchanged03': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', { 'num': (1,1,1) }, '1'),
-            'ifchanged04': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', { 'num': (1, 2, 3), 'numx': (2, 2, 2)}, '122232'),
-            'ifchanged05': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', { 'num': (1, 1, 1), 'numx': (1, 2, 3)}, '1123123123'),
-            'ifchanged06': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', { 'num': (1, 1, 1), 'numx': (2, 2, 2)}, '1222'),
-            'ifchanged07': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% for y in numy %}{% ifchanged %}{{ y }}{% endifchanged %}{% endfor %}{% endfor %}{% endfor %}', { 'num': (1, 1, 1), 'numx': (2, 2, 2), 'numy': (3, 3, 3)}, '1233323332333'),
+            'ifchanged01': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', {'num': (1,2,3)}, '123'),
+            'ifchanged02': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', {'num': (1,1,3)}, '13'),
+            'ifchanged03': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% endfor %}', {'num': (1,1,1)}, '1'),
+            'ifchanged04': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', {'num': (1, 2, 3), 'numx': (2, 2, 2)}, '122232'),
+            'ifchanged05': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', {'num': (1, 1, 1), 'numx': (1, 2, 3)}, '1123123123'),
+            'ifchanged06': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% endfor %}{% endfor %}', {'num': (1, 1, 1), 'numx': (2, 2, 2)}, '1222'),
+            'ifchanged07': ('{% for n in num %}{% ifchanged %}{{ n }}{% endifchanged %}{% for x in numx %}{% ifchanged %}{{ x }}{% endifchanged %}{% for y in numy %}{% ifchanged %}{{ y }}{% endifchanged %}{% endfor %}{% endfor %}{% endfor %}', {'num': (1, 1, 1), 'numx': (2, 2, 2), 'numy': (3, 3, 3)}, '1233323332333'),
 
             # Test one parameter given to ifchanged.
             'ifchanged-param01': ('{% for n in num %}{% ifchanged n %}..{% endifchanged %}{{ n }}{% endfor %}', { 'num': (1,2,3) }, '..1..2..3'),