Allow setting SVN URL from setup_for_attract CLI command

tests/test_setup_for_attract.py

@@ -0,0 +1,17 @@
+from abstract_attract_test import AbstractAttractTest, MOCK_SVN_URL
+
+
+class TaskWorkflowTest(AbstractAttractTest):
+    def setUp(self, **kwargs):
+        AbstractAttractTest.setUp(self, **kwargs)
+        self.project_id, _ = self.ensure_project_exists()
+
+    def test_custom_properties(self):
+        """Projects should get their properties dict."""
+
+        with self.app.test_request_context():
+            proj_coll = self.app.data.driver.db['projects']
+            project = proj_coll.find_one({'_id': self.project_id})
+            aprops = project['extension_props']['attract']
+            self.assertIsInstance(aprops, dict)
+            self.assertEqual(MOCK_SVN_URL, aprops['svn_url'])