BlackMATov/meta.hpp
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value index operator

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BlackMATov
2022-01-16 09:42:51 +07:00
parent fb604ba61e
commit f942f8ffa0
17 changed files with 408 additions and 121 deletions
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79
untests/meta_utilities/value_tests.cpp
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@@ -354,20 +354,20 @@ TEST_CASE("meta/meta_utilities/value") {
SUBCASE("deref") {
{
int i{42};
const meta::value v{meta::value{&i}.deref()};
const meta::value v{*meta::value{&i}};
CHECK(v.get_type() == meta::resolve_type<int>());
CHECK(v.data() != &i);
}
{
const char i{42};
const meta::value v{meta::value{&i}.deref()};
const meta::value v{*meta::value{&i}};
CHECK(v.get_type() == meta::resolve_type<char>());
CHECK(v.data() != &i);
}
{
const int i{42};
const int* const pi = &i;
const meta::value v{meta::value{&pi}.deref()};
const meta::value v{*meta::value{&pi}};
CHECK(v.get_type() == meta::resolve_type<const int*>() );
CHECK(v.cast<const int*>() == pi);
}
@@ -379,10 +379,10 @@ TEST_CASE("meta/meta_utilities/value") {
void* const& p3 = &i;
const void* const& p4 = &i;
CHECK_THROWS(std::ignore = meta::value(p1).deref());
CHECK_THROWS(std::ignore = meta::value(p2).deref());
CHECK_THROWS(std::ignore = meta::value(p3).deref());
CHECK_THROWS(std::ignore = meta::value(p4).deref());
CHECK_THROWS(std::ignore = *meta::value(p1));
CHECK_THROWS(std::ignore = *meta::value(p2));
CHECK_THROWS(std::ignore = *meta::value(p3));
CHECK_THROWS(std::ignore = *meta::value(p4));
}
{
ivec2 v{1,2};
@@ -390,18 +390,77 @@ TEST_CASE("meta/meta_utilities/value") {
CHECK(ivec2::move_ctor_counter == 0);
CHECK(ivec2::copy_ctor_counter == 0);
meta::value vv1{vp.deref()};
meta::value vv1{*vp};
CHECK(ivec2::move_ctor_counter == 0);
CHECK(ivec2::copy_ctor_counter == 1);
meta::value vv2{std::move(vp).deref()};
meta::value vv2{*std::move(vp)};
CHECK(ivec2::move_ctor_counter == 0);
CHECK(ivec2::copy_ctor_counter == 2);
meta::value vv3{vp.cderef()};
meta::value vv3{*std::as_const(vp)};
CHECK(ivec2::move_ctor_counter == 0);
CHECK(ivec2::copy_ctor_counter == 3);
}
{
meta::value v{std::make_shared<int>(42)};
CHECK(*v == 42);
}
}
}
TEST_CASE("meta/meta_utilities/value/arrays") {
namespace meta = meta_hpp;
SUBCASE("int[3]") {
int arr[3]{1,2,3};
meta::value v{arr};
CHECK(v.get_type() == meta::resolve_type<int*>());
CHECK(v[0] == 1);
CHECK(v[1] == 2);
CHECK(v[2] == 3);
}
SUBCASE("const int[3]") {
const int arr[3]{1,2,3};
meta::value v{arr};
CHECK(v.get_type() == meta::resolve_type<const int*>());
CHECK(v[0] == 1);
CHECK(v[1] == 2);
CHECK(v[2] == 3);
}
SUBCASE("std::array") {
meta::value v{std::array{1,2,3}};
CHECK(v.get_type() == meta::resolve_type<std::array<int, 3>>());
CHECK(v[0] == 1);
CHECK(v[1] == 2);
CHECK(v[2] == 3);
}
SUBCASE("std::string") {
meta::value v{std::string{"hi!"}};
CHECK(v.get_type() == meta::resolve_type<std::string>());
CHECK(v[0] == 'h');
CHECK(v[1] == 'i');
CHECK(v[2] == '!');
}
SUBCASE("std::span") {
std::vector arr{1,2,3};
meta::value v{std::span{arr}};
CHECK(v.get_type() == meta::resolve_type<std::span<int>>());
CHECK(v[0] == 1);
CHECK(v[1] == 2);
CHECK(v[2] == 3);
}
SUBCASE("std::vector") {
const meta::value v{std::vector{1,2,3}};
CHECK(v.get_type() == meta::resolve_type<std::vector<int>>());
CHECK(v[0] == 1);
CHECK(v[1] == 2);
CHECK(v[2] == 3);
}
}