Moved app.load_controller -> util.import_component and added tests.

mediagoblin/tests/test_util.py

@@ -0,0 +1,30 @@
+# GNU MediaGoblin -- federated, autonomous media hosting
+# Copyright (C) 2011 Free Software Foundation, Inc
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU Affero General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU Affero General Public License for more details.
+#
+# You should have received a copy of the GNU Affero General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+from mediagoblin import util
+
+
+def _import_component_testing_method(silly_string):
+    # Just for the sake of testing that our component importer works.
+    return u"'%s' is the silliest string I've ever seen" % silly_string
+
+
+def test_import_component():
+    imported_func = util.import_component(
+        'mediagoblin.tests.test_util:_import_component_testing_method')
+    result = imported_func('hooobaladoobala')
+    expected = u"'hooobaladoobala' is the silliest string I've ever seen"
+    assert result == expected