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#include <string>

#include <iostream>

#include "test.hpp"

#include "caf/variant.hpp"

using namespace std;

using namespace caf;

struct tostring_visitor : static_visitor<string> {

template <class T>

inline string operator()(const T& value) {

return std::to_string(value);

}

};

int main() {

CAF_TEST(test_variant);

tostring_visitor tv;

// test never-empty guarantee, i.e., expect default-constucted first arg

variant<int,float> v1;

CAF_CHECK_EQUAL(apply_visitor(tv, v1), "0");

variant<int,float> v2 = 42;

CAF_CHECK_EQUAL(apply_visitor(tv, v2), "42");

v2 = 0.2f;

CAF_CHECK_EQUAL(apply_visitor(tv, v2), std::to_string(0.2f));

shutdown();

return CAF_TEST_RESULT();

}