MatchVariantTests.cpp

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/*
 * Copyright 2026 Helge Bahmann <hcb@chaoticmind.net>
 * See COPYING for terms of redistribution.
 */
 
#include <gtest/gtest.h>
 
#include <jlm/rvsdg/MatchVariant.hpp>
 
namespace
{
 
using TestVariant = std::variant<int, std::string>;
 
std::string
Discriminate(const TestVariant & v)
{
  return jlm::rvsdg::MatchVariant(
      v,
      [](const int & n)
      {
        return "int:" + std::to_string(n);
      },
      [](const std::string & s)
      {
        return "str:" + s;
      });
}
 
}
 
TEST(MatchVariantTests, TestVariants)
{
  EXPECT_EQ(Discriminate(TestVariant(42)), "int:42");
  EXPECT_EQ(Discriminate(TestVariant("foo")), "str:foo");
}