Fix PipelineExtension.render_individual_css arguments

CompressedCSSNode.render_individual_css accepts **kwargs but
PipelineExtension.render_individual_css does not. This causes an
error when render_individual_css is called with the (unused) kwarg
'templates'.

AUTHORS

@@ -29,6 +29,7 @@ or just made Pipeline more awesome.
  * Jared Scott <jscott@convertro.com>
  * Kyle MacFarlane <kyle@deletethetrees.com>
  * Luke Yu-Po Chen <nuemail@gmail.com>
+ * Mark Sandstrom <mark@deliciouslynerdy.com>
  * Matt Dennewitz <mattdennewitz@gmail.com>
  * Max Klymyshyn <klymyshyn@gmail.com>
  * Melvin Laplanche <melvin.laplanche+dev@gmail.com>

pipeline/jinja2/ext.py

@@ -46,7 +46,7 @@ class PipelineExtension(CompressedMixin, Extension):
         template = self.environment.get_template(template_name)
         return template.render(**context)
 
-    def render_individual_css(self, package, paths):
+    def render_individual_css(self, package, paths, **kwargs):
         tags = [self.render_css(package, path) for path in paths]
         return '\n'.join(tags)
 

tests/tests/test_extension.py

@@ -7,6 +7,8 @@ from django.test import TestCase
 
 from pipeline.jinja2.ext import PipelineExtension
 
+from tests.utils import pipeline_settings
+
 
 class ExtensionTest(TestCase):
     def setUp(self):
@@ -23,6 +25,13 @@ class ExtensionTest(TestCase):
         template = self.env.from_string(u"""{% compressed_css "screen" %}""")
         self.assertEqual(u'<link href="/static/screen.css" rel="stylesheet" type="text/css" />', template.render())
 
+    def test_package_css_debug(self):
+        with pipeline_settings(DEBUG=True):
+            template = self.env.from_string(u"""{% compressed_css "screen" %}""")
+            self.assertEqual(u'''<link href="/static/pipeline/css/first.css" rel="stylesheet" type="text/css" />
+<link href="/static/pipeline/css/second.css" rel="stylesheet" type="text/css" />
+<link href="/static/pipeline/css/urls.css" rel="stylesheet" type="text/css" />''', template.render())
+
     def test_package_js(self):
         template = self.env.from_string(u"""{% compressed_js "scripts" %}""")
         self.assertEqual(u'<script   type="text/css" src="/static/scripts.css" charset="utf-8"></script>', template.render())

tests/utils.py

+import contextlib
 import os
 
+from pipeline.conf import settings
+
 
 def _(path):
     # Make sure the path contains only the correct separator
     return path.replace('/', os.sep).replace('\\', os.sep)
+
+@contextlib.contextmanager
+def pipeline_settings(**kwargs):
+    try:
+        saved = {}
+
+        for name, value in kwargs.iteritems():
+            saved[name] = getattr(settings, name)
+            setattr(settings, name, value)
+
+        yield
+
+    finally:
+
+        for name, value in saved.iteritems():
+            setattr(settings, name, value)