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/*
* This source code is released into the public domain.
*/
#include <string>
#include <catch2/catch_test_macros.hpp>
#include <catch2/matchers/catch_matchers_floating_point.hpp>
import nihil.ucl;
TEST_CASE("ucl: real: construct", "[ucl]")
{
auto obj = nihil::ucl::real(42.1);
REQUIRE_THAT(object_cast<nihil::ucl::real>(obj).value(),
Catch::Matchers::WithinRel(42.1));
}
TEST_CASE("ucl: real: default construct", "[ucl]")
{
auto i = nihil::ucl::real();
REQUIRE(i == 0);
}
TEST_CASE("ucl: real: operator==", "[ucl]")
{
auto i = nihil::ucl::real(42.5);
REQUIRE(i == 42.5);
REQUIRE(i == nihil::ucl::real(42.5));
REQUIRE(i != 1);
REQUIRE(i != nihil::ucl::real(1));
}
TEST_CASE("ucl: real: operator<=>", "[ucl]")
{
auto i = nihil::ucl::real(42.5);
REQUIRE(i < 43);
REQUIRE(i < nihil::ucl::real(43));
REQUIRE(i > 1);
REQUIRE(i > nihil::ucl::real(1));
}
TEST_CASE("ucl: real: parse", "[ucl]")
{
using namespace std::literals;
auto input = "value = 42.1"sv;
auto obj = nihil::ucl::parse(input);
auto v = obj.lookup("value");
REQUIRE(v);
REQUIRE(v->key() == "value");
REQUIRE_THAT(object_cast<nihil::ucl::real>(*v).value(),
Catch::Matchers::WithinRel(42.1));
}
TEST_CASE("ucl: real: emit", "[ucl]")
{
auto ucl = nihil::ucl::parse("real = 42.2");
auto output = std::string();
emit(ucl, nihil::ucl::emitter::configuration,
std::back_inserter(output));
REQUIRE(output == "real = 42.2;\n");
}
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