Added unit tests around BaseDownloadView. Introduced setup_view() test utility.

django_downloadview/tests/__init__.py

@@ -1,2 +1,18 @@
 # -*- coding: utf-8 -*-
 """Unit tests."""
+
+
+def setup_view(view, request, *args, **kwargs):
+    """Mimic as_view() returned callable, but returns view instance.
+
+    ``args`` and ``kwargs`` are the same you would pass to
+    :func:`~django.core.urlresolvers.reverse`.
+
+    This is an early implementation of
+    https://code.djangoproject.com/ticket/20456
+
+    """
+    view.request = request
+    view.args = args
+    view.kwargs = kwargs
+    return view

django_downloadview/tests/views.py

@@ -162,3 +162,18 @@ class DownloadMixinTestCase(unittest.TestCase):
         mixin.get_file.assert_called_once_with()
         self.assertEqual(mixin.was_modified_since.call_count, 0)
         mixin.download_response.assert_called_once_with()
+
+
+class BaseDownloadViewTestCase(unittest.TestCase):
+    "Tests around :class:`django_downloadviews.views.base.BaseDownloadView`."
+    def test_get(self):
+        """BaseDownloadView.get() calls render_to_response()."""
+        request = django.test.RequestFactory().get('/dummy-url')
+        args = ['dummy-arg']
+        kwargs = {'dummy': 'kwarg'}
+        view = setup_view(base.BaseDownloadView(), request, *args, **kwargs)
+        view.render_to_response = mock.Mock(
+            return_value=mock.sentinel.response)
+        response = view.get(request, *args, **kwargs)
+        self.assertIs(response, mock.sentinel.response)
+        view.render_to_response.assert_called_once_with()