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Add tests for std::span adaptor

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This commit is contained in:
Daniil Kovalev 2021-05-10 22:41:10 +03:00
parent 388891edad
commit 77045f13bb
7 changed files with 189 additions and 10 deletions
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2
CMakeLists.txt
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@ -20,6 +20,8 @@ LIST (APPEND CMAKE_MODULE_PATH "${PROJECT_SOURCE_DIR}/cmake/")
SET (GNUCXX_STD_SUPPORT_VERSION "4.3")
OPTION (MSGPACK_CXX11 "Using c++11 compiler" OFF)
OPTION (MSGPACK_CXX17 "Using c++17 compiler" OFF)
OPTION (MSGPACK_CXX20 "Using c++20 compiler (experimental)" OFF)
OPTION (MSGPACK_32BIT "32bit compile" OFF)
IF (MSGPACK_USE_X3_PARSE)

3
include/msgpack/v1/adaptor/ext.hpp
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@ -37,7 +37,7 @@ public:
m_data.resize(static_cast<std::size_t>(s) + 1);
m_data[0] = static_cast<char>(t);
}
ext(ext_ref const&);
explicit ext(ext_ref const&);
int8_t type() const {
return static_cast<int8_t>(m_data[0]);
}
@ -167,6 +167,7 @@ public:
if (m_size < x.m_size) return false;
return std::memcmp(m_ptr, x.m_ptr, m_size) > 0;
}
private:
const char* m_ptr;
uint32_t m_size;

10
test/CMakeLists.txt
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@ -46,7 +46,7 @@ IF (MSGPACK_USE_X3_PARSE)
)
ENDIF ()
IF (MSGPACK_CXX11 OR MSGPACK_CXX17)
IF (MSGPACK_CXX11 OR MSGPACK_CXX17 OR MSGPACK_CXX20)
LIST (APPEND check_PROGRAMS
iterator_cpp11.cpp
msgpack_cpp11.cpp
@ -60,12 +60,18 @@ IF (MSGPACK_CXX11 OR MSGPACK_CXX17)
)
ENDIF ()
IF (MSGPACK_CXX17)
IF (MSGPACK_CXX17 OR MSGPACK_CXX20)
LIST (APPEND check_PROGRAMS
msgpack_cpp17.cpp
)
ENDIF ()
IF (MSGPACK_CXX20)
LIST (APPEND check_PROGRAMS
msgpack_cpp20.cpp
)
ENDIF ()
FOREACH (source_file ${check_PROGRAMS})
GET_FILENAME_COMPONENT (source_file_we ${source_file} NAME_WE)
ADD_EXECUTABLE (

2
test/boost_variant.cpp
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@ -488,7 +488,7 @@ TEST(MSGPACK_BOOST, object_with_zone_variant_ext_ref)
msgpack::type::variant val2 = obj.as<msgpack::type::variant>();
// Converted as msgpack::type::ext.
EXPECT_TRUE(val2.is_ext());
EXPECT_EQ(val2.as_ext(), e);
EXPECT_EQ(val2.as_ext(), msgpack::type::ext(e));
EXPECT_NO_THROW(boost::get<msgpack::type::ext>(val2));
// msgpack::type::ext_ref and msgpack::type::ext are different.
EXPECT_FALSE(val1 == val2);

14
test/msgpack_cpp11.cpp
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@ -262,11 +262,19 @@ struct set_allocator : std::allocator<Key> {
using std::allocator<Key>::allocator;
};
template <class Key, class T>
struct map_allocator : std::allocator<std::pair<const Key, T>> {
using std::allocator<std::pair<const Key, T>>::allocator;
// C++ named requirement Allocator implies that the first template type
// parameter matches the value type of the allocator. There might be additional
// parameters, but the first one must match the type.
// That's why this helper with exactly one template parameter representing
// a whole key-value pair is required
template <typename KeyValuePair>
struct map_allocator_impl : std::allocator<KeyValuePair> {
using std::allocator<KeyValuePair>::allocator;
};
template <class Key, class T>
using map_allocator = map_allocator_impl<std::pair<const Key, T>>;
template <class T>
struct allocator : std::allocator<T> {
using std::allocator<T>::allocator;

138
test/msgpack_cpp20.cpp Normal file
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@ -0,0 +1,138 @@
#include <msgpack.hpp>
#if defined(__GNUC__)
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wconversion"
#endif //defined(__GNUC__)
#include <gtest/gtest.h>
#if defined(__GNUC__)
#pragma GCC diagnostic pop
#endif //defined(__GNUC__)
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
// To avoid link error
TEST(MSGPACK_CPP20, dummy)
{
}
#if !defined(MSGPACK_USE_CPP03) && __cplusplus > 201703
#if MSGPACK_HAS_INCLUDE(<span>)
template <typename Byte>
bool operator==(const std::span<const Byte>& lhs, const std::span<const Byte>& rhs)
{
if (lhs.size() != rhs.size())
return false;
for (std::size_t i = 0; i < lhs.size(); ++i)
if (lhs[i] != rhs[i])
return false;
return true;
}
template <typename Byte>
bool operator==(const std::span<const Byte>& lhs, const std::vector<Byte>& rhs)
{
return lhs == std::span<const Byte>{rhs.data(), rhs.size()};
}
template <typename Byte>
bool operator==(const std::vector<Byte>& lhs, const std::span<const Byte>& rhs)
{
return std::span<const Byte>{lhs.data(), lhs.size()} == rhs;
}
#define MSGPACK_TEST_SPAN_BYTE_PACK_CONVERT(byte_t, display_name) \
TEST(MSGPACK_CPP20, span_##display_name##_pack_convert) \
{ \
std::stringstream ss; \
byte_t raw_data[] = { \
(byte_t)(0x01), (byte_t)(0x02), (byte_t)(0x7f), (byte_t)(0x80), (byte_t)(0xff) \
}; \
std::span<const byte_t> val1{raw_data, sizeof(raw_data)}; \
\
msgpack::pack(ss, val1); \
std::string const& str = ss.str(); \
\
char packed[] = { char(0xc4), char(0x05), char(0x01), char(0x02), char(0x7f), char(0x80), char(0xff) }; \
EXPECT_EQ(str.size(), sizeof(packed)); \
for (size_t i = 0; i != sizeof(packed); ++i) { \
EXPECT_EQ(str[i], packed[i]); \
} \
\
msgpack::object_handle oh; \
msgpack::unpack(oh, str.data(), str.size()); \
{ \
auto val2 = oh.get().as<std::vector<byte_t>>(); \
EXPECT_TRUE(val1 == val2); \
} \
{ \
auto val2 = oh.get().as<std::span<const byte_t>>(); \
EXPECT_TRUE(val1 == val2); \
} \
} \
#define MSGPACK_TEST_SPAN_BYTE_OBJECT(byte_t, display_name) \
TEST(MSGPACK_CPP20, span_##display_name##_object) \
{ \
byte_t raw_data[] = { \
(byte_t)(0x01), (byte_t)(0x02), (byte_t)(0x7f), (byte_t)(0x80), (byte_t)(0xff) \
}; \
std::span<const byte_t> val1{raw_data, sizeof(raw_data)}; \
\
/* Caller needs to manage val1's lifetime. The Data is not copied. */ \
msgpack::object obj(val1); \
\
{ \
auto val2 = obj.as<std::vector<byte_t>>(); \
EXPECT_TRUE(val1 == val2); \
} \
{ \
auto val2 = obj.as<std::span<const byte_t>>(); \
EXPECT_TRUE(val1 == val2); \
} \
} \
#define MSGPACK_TEST_SPAN_BYTE_OBJECT_WITH_ZONE(byte_t, display_name) \
TEST(MSGPACK_CPP20, span_##display_name##_object_with_zone) \
{ \
msgpack::zone z; \
byte_t raw_data[] = { \
(byte_t)(0x01), (byte_t)(0x02), (byte_t)(0x7f), (byte_t)(0x80), (byte_t)(0xff) \
}; \
std::span<const byte_t> val1(raw_data, sizeof(raw_data)); \
\
msgpack::object obj(val1, z); \
\
{ \
auto val2 = obj.as<std::vector<byte_t>>(); \
EXPECT_TRUE(val1 == val2); \
} \
{ \
auto val2 = obj.as<std::span<const byte_t>>(); \
EXPECT_TRUE(val1 == val2); \
} \
} \
#define MSGPACK_TEST_SPAN_BYTE(byte_t, display_name) \
MSGPACK_TEST_SPAN_BYTE_PACK_CONVERT(byte_t, display_name) \
MSGPACK_TEST_SPAN_BYTE_OBJECT(byte_t, display_name) \
MSGPACK_TEST_SPAN_BYTE_OBJECT_WITH_ZONE(byte_t, display_name) \
MSGPACK_TEST_SPAN_BYTE(std::byte, byte)
MSGPACK_TEST_SPAN_BYTE(char, char)
MSGPACK_TEST_SPAN_BYTE(unsigned char, unsigned_char)
#undef MSGPACK_TEST_SPAN_BYTE
#undef MSGPACK_TEST_SPAN_BYTE_OBJECT_WITH_ZONE
#undef MSGPACK_TEST_SPAN_BYTE_OBJECT
#undef MSGPACK_TEST_SPAN_BYTE_PACK_CONVERT
#endif // MSGPACK_HAS_INCLUDE(<span>)
#endif // !defined(MSGPACK_USE_CPP03) && __cplusplus > 201703

30
test/test_allocator.hpp
View File

@ -18,13 +18,20 @@ namespace test {
template <typename T>
struct allocator {
typedef typename std::allocator<T>::value_type value_type;
typedef typename std::allocator<T>::size_type size_type;
typedef typename std::allocator<T>::difference_type difference_type;
template <class U> struct rebind { typedef allocator<U> other; };
#if __cplusplus <= 201703
typedef typename std::allocator<T>::pointer pointer;
typedef typename std::allocator<T>::reference reference;
typedef typename std::allocator<T>::const_pointer const_pointer;
typedef typename std::allocator<T>::const_reference const_reference;
typedef typename std::allocator<T>::size_type size_type;
typedef typename std::allocator<T>::difference_type difference_type;
template <class U> struct rebind { typedef allocator<U> other; };
#else // __cplusplus <= 201703
typedef value_type* pointer;
typedef value_type& reference;
typedef const value_type* const_pointer;
typedef const value_type& const_reference;
#endif // __cplusplus <= 201703
#if defined(MSGPACK_USE_CPP03)
allocator() throw() {}
allocator (const allocator& alloc) throw()
@ -45,11 +52,21 @@ struct allocator {
template <class U>
allocator (const allocator<U>& alloc) noexcept
:alloc_(alloc.alloc_) {}
#if __cplusplus <= 201703
template <class U, class... Args>
void construct (U* p, Args&&... args) {
return alloc_.construct(p, std::forward<Args>(args)...);
}
size_type max_size() const noexcept { return alloc_.max_size(); }
#else // __cplusplus <= 201703
template <class U, class... Args>
void construct (U* p, Args&&... args) {
return std::allocator_traits<decltype(alloc_)>::construct(alloc_, p, std::forward<Args>(args)...);
}
size_type max_size() const noexcept {
return std::allocator_traits<decltype(alloc_)>::max_size(alloc_);
}
#endif // __cplusplus <= 201703
#endif // defined(MSGPACK_USE_CPP03)
pointer allocate (size_type n) {
return alloc_.allocate(n);
@ -57,9 +74,16 @@ struct allocator {
void deallocate (pointer p, size_type n) {
return alloc_.deallocate(p, n);
}
#if __cplusplus <= 201703
void destroy (pointer p) {
alloc_.destroy(p);
}
#else // __cplusplus <= 201703
void destroy (pointer p) {
std::allocator_traits<decltype(alloc_)>::destroy(alloc_, p);
}
#endif // __cplusplus <= 201703
std::allocator<T> alloc_;
};