Refined base class pack/unpack support.

Not only C++11 but also C++03 supported.
This commit is contained in:
Takatoshi Kondo 2015-05-01 22:05:23 +09:00
parent e8e3052d1a
commit 7cd77292fc
6 changed files with 160 additions and 165 deletions

View File

@ -39,6 +39,8 @@
msgpack::type::make_define(__VA_ARGS__).msgpack_object(o, z); \
}
#define MSGPACK_BASE(base) (*const_cast<base *>(static_cast<base const*>(this)))
// MSGPACK_ADD_ENUM must be used in the global namespace.
#define MSGPACK_ADD_ENUM(enum_name) \
namespace msgpack { \

View File

@ -39,6 +39,8 @@
msgpack::type::make_define(__VA_ARGS__).msgpack_object(o, z); \
}
#define MSGPACK_BASE(base) (*const_cast<base *>(static_cast<base const*>(this)))
// MSGPACK_ADD_ENUM must be used in the global namespace.
#define MSGPACK_ADD_ENUM(enum_name) \
namespace msgpack { \

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@ -43,18 +43,7 @@
msgpack::type::make_define(__VA_ARGS__).msgpack_object(o, z); \
}
#define MSGPACK_BASE(base) \
static_cast<base &>( \
const_cast< \
std::add_lvalue_reference< \
std::remove_const< \
std::remove_pointer< \
decltype(this) \
>::type \
>::type \
>::type \
>(*this) \
)
#define MSGPACK_BASE(base) (*const_cast<base *>(static_cast<base const*>(this)))
// MSGPACK_ADD_ENUM must be used in the global namespace.
#define MSGPACK_ADD_ENUM(enum_name) \

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@ -607,3 +607,81 @@ TEST(MSGPACK_USER_DEFINED, simple_buffer_union_member)
EXPECT_EQ(val1.value.i, val2.value.i);
}
}
struct top {
int t;
MSGPACK_DEFINE(t);
};
struct mid1 : top {
int m1;
MSGPACK_DEFINE(MSGPACK_BASE(top), m1);
};
struct mid2 : top {
int m2;
MSGPACK_DEFINE(m2, MSGPACK_BASE(top));
};
struct bottom : mid1, mid2 {
int b;
MSGPACK_DEFINE(MSGPACK_BASE(mid1), MSGPACK_BASE(mid2), b);
};
TEST(MSGPACK_INHERIT, simple_buffer_non_virtual)
{
bottom b;
b.b = 1;
b.m1 = 2;
b.m2 = 3;
b.mid1::t = 4;
b.mid2::t = 5;
msgpack::sbuffer sbuf;
msgpack::pack(sbuf, b);
msgpack::unpacked ret;
msgpack::unpack(ret, sbuf.data(), sbuf.size());
bottom br = ret.get().as<bottom>();
EXPECT_EQ(b.b, br.b);
EXPECT_EQ(b.m1, br.m1);
EXPECT_EQ(b.m2, br.m2);
EXPECT_EQ(b.mid1::t, br.mid1::t);
EXPECT_EQ(b.mid2::t, br.mid2::t);
}
struct v_top {
int t;
MSGPACK_DEFINE(t);
};
struct v_mid1 : virtual v_top {
int m1;
MSGPACK_DEFINE(m1);
};
struct v_mid2 : virtual v_top {
int m2;
MSGPACK_DEFINE(m2);
};
struct v_bottom : v_mid1, v_mid2 {
int b;
MSGPACK_DEFINE(MSGPACK_BASE(v_mid1), MSGPACK_BASE(v_mid2), MSGPACK_BASE(v_top), b);
};
TEST(MSGPACK_INHERIT, simple_buffer_virtual)
{
v_bottom b;
b.b = 1;
b.m1 = 2;
b.m2 = 3;
b.t = 4;
msgpack::sbuffer sbuf;
msgpack::pack(sbuf, b);
msgpack::unpacked ret;
msgpack::unpack(ret, sbuf.data(), sbuf.size());
v_bottom br = ret.get().as<v_bottom>();
EXPECT_EQ(b.b, br.b);
EXPECT_EQ(b.m1, br.m1);
EXPECT_EQ(b.m2, br.m2);
EXPECT_EQ(b.t, br.t);
}

View File

@ -185,80 +185,4 @@ TEST(MSGPACK_USER_DEFINED, simple_buffer_enum_class_member)
EXPECT_EQ(val1.t3, val2.t3);
}
struct top {
int t;
MSGPACK_DEFINE(t);
};
struct mid1 : top {
int m1;
MSGPACK_DEFINE(MSGPACK_BASE(top), m1);
};
struct mid2 : top {
int m2;
MSGPACK_DEFINE(m2, MSGPACK_BASE(top));
};
struct bottom : mid1, mid2 {
int b;
MSGPACK_DEFINE(MSGPACK_BASE(mid1), MSGPACK_BASE(mid2), b);
};
TEST(MSGPACK_INHERIT, simple_buffer_non_virtual)
{
bottom b;
b.b = 1;
b.m1 = 2;
b.m2 = 3;
b.mid1::t = 4;
b.mid2::t = 5;
msgpack::sbuffer sbuf;
msgpack::pack(sbuf, b);
msgpack::unpacked ret = msgpack::unpack(sbuf.data(), sbuf.size());
bottom br = ret.get().as<bottom>();
EXPECT_EQ(b.b, br.b);
EXPECT_EQ(b.m1, br.m1);
EXPECT_EQ(b.m2, br.m2);
EXPECT_EQ(b.mid1::t, br.mid1::t);
EXPECT_EQ(b.mid2::t, br.mid2::t);
}
struct v_top {
int t;
MSGPACK_DEFINE(t);
};
struct v_mid1 : virtual v_top {
int m1;
MSGPACK_DEFINE(m1);
};
struct v_mid2 : virtual v_top {
int m2;
MSGPACK_DEFINE(m2);
};
struct v_bottom : v_mid1, v_mid2 {
int b;
MSGPACK_DEFINE(MSGPACK_BASE(v_mid1), MSGPACK_BASE(v_mid2), MSGPACK_BASE(v_top), b);
};
TEST(MSGPACK_INHERIT, simple_buffer_virtual)
{
v_bottom b;
b.b = 1;
b.m1 = 2;
b.m2 = 3;
b.t = 4;
msgpack::sbuffer sbuf;
msgpack::pack(sbuf, b);
msgpack::unpacked ret = msgpack::unpack(sbuf.data(), sbuf.size());
v_bottom br = ret.get().as<v_bottom>();
EXPECT_EQ(b.b, br.b);
EXPECT_EQ(b.m1, br.m1);
EXPECT_EQ(b.m2, br.m2);
EXPECT_EQ(b.t, br.t);
}
#endif // !defined(MSGPACK_USE_CPP03)

View File

@ -677,6 +677,83 @@ TEST(object_with_zone, construct_enum_outer)
EXPECT_EQ(elem, obj.via.u64);
}
// User defined inheriting classes
struct top {
int t;
MSGPACK_DEFINE(t);
};
struct mid1 : top {
int m1;
MSGPACK_DEFINE(MSGPACK_BASE(top), m1);
};
struct mid2 : top {
int m2;
MSGPACK_DEFINE(m2, MSGPACK_BASE(top));
};
struct bottom : mid1, mid2 {
int b;
MSGPACK_DEFINE(MSGPACK_BASE(mid1), MSGPACK_BASE(mid2), b);
};
TEST(object_with_zone, user_defined_non_virtual)
{
bottom b;
b.b = 1;
b.m1 = 2;
b.m2 = 3;
b.mid1::t = 4;
b.mid2::t = 5;
msgpack::zone z;
msgpack::object obj(b, z);
bottom br = obj.as<bottom>();
EXPECT_EQ(b.b, br.b);
EXPECT_EQ(b.m1, br.m1);
EXPECT_EQ(b.m2, br.m2);
EXPECT_EQ(b.mid1::t, br.mid1::t);
EXPECT_EQ(b.mid2::t, br.mid2::t);
}
struct v_top {
int t;
MSGPACK_DEFINE(t);
};
struct v_mid1 : virtual v_top {
int m1;
MSGPACK_DEFINE(m1);
};
struct v_mid2 : virtual v_top {
int m2;
MSGPACK_DEFINE(m2);
};
struct v_bottom : v_mid1, v_mid2 {
int b;
MSGPACK_DEFINE(MSGPACK_BASE(v_mid1), MSGPACK_BASE(v_mid2), MSGPACK_BASE(v_top), b);
};
TEST(object_with_zone, user_defined_virtual)
{
v_bottom b;
b.b = 1;
b.m1 = 2;
b.m2 = 3;
b.t = 4;
msgpack::zone z;
msgpack::object obj(b, z);
v_bottom br = obj.as<v_bottom>();
EXPECT_EQ(b.b, br.b);
EXPECT_EQ(b.m1, br.m1);
EXPECT_EQ(b.m2, br.m2);
EXPECT_EQ(b.t, br.t);
}
#if !defined(MSGPACK_USE_CPP03)
TEST(object_with_zone, construct_enum_outer_newstyle)
@ -786,81 +863,4 @@ TEST(object_with_zone, tuple_empty)
EXPECT_EQ(obj.as<test_t>(), v);
}
// User defined inheriting classes
struct top {
int t;
MSGPACK_DEFINE(t);
};
struct mid1 : top {
int m1;
MSGPACK_DEFINE(MSGPACK_BASE(top), m1);
};
struct mid2 : top {
int m2;
MSGPACK_DEFINE(m2, MSGPACK_BASE(top));
};
struct bottom : mid1, mid2 {
int b;
MSGPACK_DEFINE(MSGPACK_BASE(mid1), MSGPACK_BASE(mid2), b);
};
TEST(object_with_zone, user_defined_non_virtual)
{
bottom b;
b.b = 1;
b.m1 = 2;
b.m2 = 3;
b.mid1::t = 4;
b.mid2::t = 5;
msgpack::zone z;
msgpack::object obj(b, z);
bottom br = obj.as<bottom>();
EXPECT_EQ(b.b, br.b);
EXPECT_EQ(b.m1, br.m1);
EXPECT_EQ(b.m2, br.m2);
EXPECT_EQ(b.mid1::t, br.mid1::t);
EXPECT_EQ(b.mid2::t, br.mid2::t);
}
struct v_top {
int t;
MSGPACK_DEFINE(t);
};
struct v_mid1 : virtual v_top {
int m1;
MSGPACK_DEFINE(m1);
};
struct v_mid2 : virtual v_top {
int m2;
MSGPACK_DEFINE(m2);
};
struct v_bottom : v_mid1, v_mid2 {
int b;
MSGPACK_DEFINE(MSGPACK_BASE(v_mid1), MSGPACK_BASE(v_mid2), MSGPACK_BASE(v_top), b);
};
TEST(object_with_zone, user_defined_virtual)
{
v_bottom b;
b.b = 1;
b.m1 = 2;
b.m2 = 3;
b.t = 4;
msgpack::zone z;
msgpack::object obj(b, z);
v_bottom br = obj.as<v_bottom>();
EXPECT_EQ(b.b, br.b);
EXPECT_EQ(b.m1, br.m1);
EXPECT_EQ(b.m2, br.m2);
EXPECT_EQ(b.t, br.t);
}
#endif // !defined(MSGPACK_USE_CPP03)