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proxy_rtti_tests.cpp
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292 lines (257 loc) · 7.46 KB
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// Copyright (c) Microsoft Corporation.
// Licensed under the MIT License.
#include <gtest/gtest.h>
#include <proxy/proxy.h>
#include <vector>
namespace proxy_rtti_tests_details {
struct TestFacade : pro::facade_builder //
::support<pro::skills::rtti> //
::support<pro::skills::direct_rtti> //
::build {};
} // namespace proxy_rtti_tests_details
namespace details = proxy_rtti_tests_details;
TEST(ProxyRttiTests, TestIndirectCast_Void_Fail) {
pro::proxy<details::TestFacade> p;
bool exception_thrown = false;
try {
proxy_cast<int>(*p);
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestIndirectCast_Ref_Succeed) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
proxy_cast<int&>(*p) = 456;
ASSERT_EQ(v, 456);
}
TEST(ProxyRttiTests, TestIndirectCast_Ref_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
bool exception_thrown = false;
try {
proxy_cast<double&>(*p);
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestIndirectCast_ConstRef_Succeed) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
const int& r = proxy_cast<const int&>(*p);
ASSERT_EQ(&v, &r);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestIndirectCast_ConstRef_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
bool exception_thrown = false;
try {
proxy_cast<const double&>(*p);
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestIndirectCast_Copy_Succeed) {
int v1 = 123;
pro::proxy<details::TestFacade> p = &v1;
int v2 = proxy_cast<int>(*p);
ASSERT_EQ(v1, 123);
ASSERT_EQ(v2, 123);
}
TEST(ProxyRttiTests, TestIndirectCast_Copy_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
bool exception_thrown = false;
try {
proxy_cast<double>(*p);
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestIndirectCast_Move_Succeed) {
const std::vector<int> v1{1, 2, 3};
auto p = pro::make_proxy<details::TestFacade>(v1);
auto v2 = proxy_cast<std::vector<int>>(std::move(*p));
ASSERT_EQ(v2, v1);
ASSERT_FALSE(p.has_value());
}
TEST(ProxyRttiTests, TestIndirectCast_Move_Fail) {
auto p = pro::make_proxy<details::TestFacade>(std::vector<int>{1, 2, 3});
bool exception_thrown = false;
try {
proxy_cast<std::vector<double>>(std::move(*p));
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestIndirectCast_Ptr_Succeed) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
auto ptr = proxy_cast<int>(&*p);
static_assert(std::is_same_v<decltype(ptr), int*>);
ASSERT_EQ(ptr, &v);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestIndirectCast_Ptr_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
auto ptr = proxy_cast<double>(&*p);
static_assert(std::is_same_v<decltype(ptr), double*>);
ASSERT_EQ(ptr, nullptr);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestIndirectCast_ConstPtr_Succeed) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
auto ptr = proxy_cast<const int>(&*p);
static_assert(std::is_same_v<decltype(ptr), const int*>);
ASSERT_EQ(ptr, &v);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestIndirectCast_ConstPtr_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
auto ptr = proxy_cast<const double>(&*p);
static_assert(std::is_same_v<decltype(ptr), const double*>);
ASSERT_EQ(ptr, nullptr);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestIndirectTypeid_Void) {
pro::proxy<details::TestFacade> p;
ASSERT_EQ(proxy_typeid(*p), typeid(void));
}
TEST(ProxyRttiTests, TestIndirectTypeid_Value) {
int a = 123;
pro::proxy<details::TestFacade> p = &a;
ASSERT_EQ(proxy_typeid(*p), typeid(int));
}
TEST(ProxyRttiTests, TestDirectCast_Void_Fail) {
pro::proxy<details::TestFacade> p;
bool exception_thrown = false;
try {
proxy_cast<int>(p);
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestDirectCast_Ref_Succeed) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
*proxy_cast<int*&>(p) = 456;
ASSERT_EQ(v, 456);
}
TEST(ProxyRttiTests, TestDirectCast_Ref_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
bool exception_thrown = false;
try {
proxy_cast<double*&>(p);
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestDirectCast_ConstRef_Succeed) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
int* const& r = proxy_cast<int* const&>(p);
ASSERT_EQ(&v, r);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestDirectCast_ConstRef_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
bool exception_thrown = false;
try {
proxy_cast<double* const&>(p);
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestDirectCast_Copy_Succeed) {
int v1 = 123;
pro::proxy<details::TestFacade> p = &v1;
int* v2 = proxy_cast<int*>(p);
ASSERT_EQ(v2, &v1);
ASSERT_EQ(v1, 123);
}
TEST(ProxyRttiTests, TestDirectCast_Copy_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
bool exception_thrown = false;
try {
proxy_cast<double*>(p);
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
}
TEST(ProxyRttiTests, TestDirectCast_Move_Succeed) {
int v1 = 123;
pro::proxy<details::TestFacade> p = &v1;
auto v2 = proxy_cast<int*>(std::move(p));
ASSERT_EQ(v2, &v1);
ASSERT_EQ(v1, 123);
ASSERT_FALSE(p.has_value());
}
TEST(ProxyRttiTests, TestDirectCast_Move_Fail) {
int v1 = 123;
pro::proxy<details::TestFacade> p = &v1;
bool exception_thrown = false;
try {
proxy_cast<double*>(std::move(p));
} catch (const pro::bad_proxy_cast&) {
exception_thrown = true;
}
ASSERT_TRUE(exception_thrown);
ASSERT_FALSE(p.has_value());
}
TEST(ProxyRttiTests, TestDirectCast_Ptr_Succeed) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
auto ptr = proxy_cast<int*>(&p);
static_assert(std::is_same_v<decltype(ptr), int**>);
ASSERT_EQ(*ptr, &v);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestDirectCast_Ptr_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
auto ptr = proxy_cast<double*>(&p);
static_assert(std::is_same_v<decltype(ptr), double**>);
ASSERT_EQ(ptr, nullptr);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestDirectCast_ConstPtr_Succeed) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
auto ptr = proxy_cast<int* const>(&p);
static_assert(std::is_same_v<decltype(ptr), int* const*>);
ASSERT_EQ(*ptr, &v);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestDirectCast_ConstPtr_Fail) {
int v = 123;
pro::proxy<details::TestFacade> p = &v;
auto ptr = proxy_cast<double* const>(&*p);
static_assert(std::is_same_v<decltype(ptr), double* const*>);
ASSERT_EQ(ptr, nullptr);
ASSERT_EQ(v, 123);
}
TEST(ProxyRttiTests, TestDirectTypeid_Void) {
pro::proxy<details::TestFacade> p;
ASSERT_EQ(proxy_typeid(p), typeid(void));
}
TEST(ProxyRttiTests, TestDirectTypeid_Value) {
int a = 123;
pro::proxy<details::TestFacade> p = &a;
ASSERT_EQ(proxy_typeid(p), typeid(int*));
}