feat(interface): add input graph creation

concrete-optimizer-cpp/tests/src/main.cpp

@@ -1,7 +1,16 @@
 #include "concrete-optimizer.hpp"
+#include <vector>
 
-int main(int argc, char *argv[]) {
-  concrete_optimizer::Solution solution = concrete_optimizer::optimise_bootstrap(1, 128, 1, .05);
+template <typename T>
+rust::cxxbridge1::Slice<const T> slice(std::vector<T> &vec) {
+  const T *data = vec.data();
+
+  return rust::cxxbridge1::Slice<const T>(data, vec.size());
+}
+
+int test1() {
+  concrete_optimizer::v0::Solution solution =
+      concrete_optimizer::v0::optimize_bootstrap(1, 128, 1, .05);
 
   if (solution.glwe_polynomial_size != 1024) {
     return 1;
@@ -9,3 +18,38 @@ int main(int argc, char *argv[]) {
 
   return 0;
 }
+
+int test2() {
+  auto dag = concrete_optimizer::dag::empty();
+
+  std::vector<uint64_t> shape = {3};
+
+  concrete_optimizer::dag::OperatorIndex node1 =
+      dag->add_input(1, slice(shape));
+
+  std::vector<concrete_optimizer::dag::OperatorIndex> inputs = {node1};
+
+  std::vector<uint64_t> weight_vec = {3};
+
+  rust::cxxbridge1::Box<concrete_optimizer::Weights> weights =
+      concrete_optimizer::weights::vector(slice(weight_vec));
+
+  concrete_optimizer::dag::OperatorIndex node2 =
+      dag->add_dot(slice(inputs), std::move(weights));
+
+  return 0;
+}
+
+int main(int argc, char *argv[]) {
+  int err = test1();
+
+  if (err)
+    return err;
+
+  err = test2();
+
+  if (err)
+    return err;
+
+  return 0;
+}