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#include <cassert>
#include <iostream>
#include <rfl.hpp>
#include <string>
#include <vector>
#include "write_and_read.hpp"
namespace test_box {
struct DecisionTree {
struct Leaf {
using Tag = rfl::Literal<"Leaf">;
double value;
};
struct Node {
using Tag = rfl::Literal<"Node">;
rfl::Rename<"criticalValue", double> critical_value;
rfl::Box<DecisionTree> lesser;
rfl::Box<DecisionTree> greater;
};
using LeafOrNode = rfl::TaggedUnion<"type", Leaf, Node>;
rfl::Field<"leafOrNode", LeafOrNode> leaf_or_node;
};
TEST(generic, test_box) {
auto leaf1 = DecisionTree::Leaf{.value = 3.0};
auto leaf2 = DecisionTree::Leaf{.value = 5.0};
auto node = DecisionTree::Node{
.critical_value = 10.0,
.lesser = rfl::make_box<DecisionTree>(DecisionTree{leaf1}),
.greater = rfl::make_box<DecisionTree>(DecisionTree{leaf2})};
const DecisionTree tree{.leaf_or_node = std::move(node)};
write_and_read(tree);
}
} // namespace test_box
namespace test_copyable_box
{
struct DecisionTree {
struct Leaf {
using Tag = rfl::Literal<"Leaf">;
double value;
};
struct Node {
using Tag = rfl::Literal<"Node">;
rfl::Rename<"criticalValue", double> critical_value;
rfl::CopyableBox<DecisionTree> lesser;
rfl::CopyableBox<DecisionTree> greater;
};
using LeafOrNode = rfl::TaggedUnion<"type", Leaf, Node>;
rfl::Field<"leafOrNode", LeafOrNode> leaf_or_node;
};
TEST(generic, copyable_box) {
auto leaf1 = DecisionTree::Leaf{.value = 3.0};
auto leaf2 = DecisionTree::Leaf{.value = 5.0};
auto node = DecisionTree::Node{
.critical_value = 10.0,
.lesser = rfl::make_box<DecisionTree>(DecisionTree{leaf1}),
.greater = rfl::make_box<DecisionTree>(DecisionTree{leaf2})};
const DecisionTree tree1{.leaf_or_node = std::move(node)};
write_and_read(tree1);
const DecisionTree tree2 = tree1;
auto lesser_leaf_tree2 = rfl::get<DecisionTree::Leaf>(rfl::get<DecisionTree::Node>(tree2.leaf_or_node.get().variant()).lesser.get()->leaf_or_node.get().variant());
lesser_leaf_tree2.value = 1.0;
auto lesser_leaf_tree1 = rfl::get<DecisionTree::Leaf>(rfl::get<DecisionTree::Node>(tree1.leaf_or_node.get().variant()).lesser.get()->leaf_or_node.get().variant());
EXPECT_NE(lesser_leaf_tree1.value, lesser_leaf_tree2.value);
}
} // namespace test_copyable_box
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