Add future test for operators in parameters

test/triqs/operators/future/operator_test2.cpp

@@ -0,0 +1,45 @@
+/*******************************************************************************
+ *
+ * TRIQS: a Toolbox for Research in Interacting Quantum Systems
+ *
+ * Copyright (C) 2013 by I. Krivenko
+ *
+ * TRIQS is free software: you can redistribute it and/or modify it under the
+ * terms of the GNU General Public License as published by the Free Software
+ * Foundation, either version 3 of the License, or (at your option) any later
+ * version.
+ *
+ * TRIQS 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 General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * TRIQS. If not, see <http://www.gnu.org/licenses/>.
+ *
+ ******************************************************************************/
+
+#include <triqs/utility/first_include.hpp>
+#include <iostream>
+#include <pytriqs/converters/operators2.hpp>
+#include <triqs/parameters.hpp>
+#include <triqs/operators/many_body_operator.hpp>
+
+using namespace triqs::utility;
+using namespace triqs::params;
+
+int main(int argc, char **argv) {
+    
+    // Operators with many indices
+    auto op_with_many_indices = c(1,2,"a",true,-2) + c_dag(3,15,"b",false,-5);
+    std::cout << "op_with_many_indices = " << op_with_many_indices << std::endl;
+                            
+    parameters p{};
+    p.add_field("hamilt", no_default<many_body_operator<double>>(), "Number of QMC cycles");
+
+    p["hamilt"] = op_with_many_indices;
+
+    auto x = p["hamilt"];
+
+    std::cout << "test = " << x << std::endl;
+}