🛠️🐜 Antkeeper superbuild with dependencies included
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71 lines
1.7 KiB
71 lines
1.7 KiB
#include <utility>
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#include <gtest/gtest.h>
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#include <entt/core/hashed_string.hpp>
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#include <entt/meta/factory.hpp>
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#include <entt/meta/meta.hpp>
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#include <entt/meta/node.hpp>
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#include <entt/meta/resolve.hpp>
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struct clazz_t {
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clazz_t() = default;
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operator int() const {
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return value;
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}
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bool to_bool() const {
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return (value != 0);
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}
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int value;
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};
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double conv_to_double(const clazz_t &instance) {
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return instance.value * 2.;
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}
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struct MetaConv: ::testing::Test {
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void SetUp() override {
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using namespace entt::literals;
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entt::meta<clazz_t>()
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.type("clazz"_hs)
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.conv<int>()
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.conv<&clazz_t::to_bool>()
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.conv<conv_to_double>();
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}
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void TearDown() override {
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entt::meta_reset();
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}
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};
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TEST_F(MetaConv, Functionalities) {
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auto any = entt::resolve<clazz_t>().construct();
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any.cast<clazz_t &>().value = 42;
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const auto as_int = std::as_const(any).allow_cast<int>();
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const auto as_bool = std::as_const(any).allow_cast<bool>();
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const auto as_double = std::as_const(any).allow_cast<double>();
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ASSERT_FALSE(any.allow_cast<char>());
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ASSERT_TRUE(as_int);
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ASSERT_TRUE(as_bool);
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ASSERT_TRUE(as_double);
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ASSERT_EQ(as_int.cast<int>(), any.cast<clazz_t &>().operator int());
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ASSERT_EQ(as_bool.cast<bool>(), any.cast<clazz_t &>().to_bool());
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ASSERT_EQ(as_double.cast<double>(), conv_to_double(any.cast<clazz_t &>()));
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}
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TEST_F(MetaConv, ReRegistration) {
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SetUp();
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auto *node = entt::internal::meta_node<clazz_t>::resolve();
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ASSERT_NE(node->conv, nullptr);
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ASSERT_NE(node->conv->next, nullptr);
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ASSERT_NE(node->conv->next->next, nullptr);
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ASSERT_EQ(node->conv->next->next->next, nullptr);
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}
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