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1676 lines (1545 loc) · 52.6 KB
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//
// Copyright (c) 2019 Vinnie Falco ([email protected])
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// Official repository: https://github.com/cppalliance/json
//
// Test that header file is self-contained.
#include <boost/json/value.hpp>
#include <memory>
#include <string>
#include <vector>
#include "test.hpp"
#include "test_suite.hpp"
BOOST_JSON_NS_BEGIN
class value_test
{
public:
//BOOST_STATIC_ASSERT(has_value_from<short>::value);
string_view const str_;
value_test()
: str_(
"abcdefghijklmnopqrstuvwxyz")
{
// ensure this string does
// not fit in the SBO area.
BOOST_ASSERT(str_.size() >
string().capacity());
}
//------------------------------------------------------
void
testSpecial()
{
auto dsp = storage_ptr{};
auto sp = make_counted_resource<unique_resource>();
// ~value()
{
value(object{});
value(array{});
value(string{});
value(std::int64_t(0));
value(std::uint64_t(0));
value(double(0));
value(true);
value(nullptr);
}
// value()
{
value jv;
BOOST_TEST(*jv.storage() == *dsp);
}
// value(storage_ptr)
{
value jv(sp);
BOOST_TEST(*jv.storage() == *sp);
}
// value(pilfered<value>)
{
{
value jv1(object{});
value jv2(pilfer(jv1));
BOOST_TEST(jv2.is_object());
}
{
value jv1(array{});
value jv2(pilfer(jv1));
BOOST_TEST(jv2.is_array());
}
{
value jv1(string{});
value jv2(pilfer(jv1));
BOOST_TEST(jv2.is_string());
}
{
value jv1(std::int64_t{});
value jv2(pilfer(jv1));
BOOST_TEST(jv2.is_int64());
}
{
value jv1(std::uint64_t{});
value jv2(pilfer(jv1));
BOOST_TEST(jv2.is_uint64());
}
{
value jv1(double{});
value jv2(pilfer(jv1));
BOOST_TEST(jv2.is_double());
}
{
value jv1(true);
value jv2(pilfer(jv1));
BOOST_TEST(jv2.is_bool());
}
{
value jv1(nullptr);
value jv2(pilfer(jv1));
BOOST_TEST(jv2.is_null());
}
}
// value(value const&)
{
{
value jv1(object{});
value jv2(jv1);
BOOST_TEST(jv2.is_object());
}
{
value jv1(array{});
value jv2(jv1);
BOOST_TEST(jv2.is_array());
}
{
value jv1(string{});
value jv2(jv1);
BOOST_TEST(jv2.is_string());
}
{
value jv1(std::int64_t{});
value jv2(jv1);
BOOST_TEST(jv2.is_int64());
}
{
value jv1(std::uint64_t{});
value jv2(jv1);
BOOST_TEST(jv2.is_uint64());
}
{
value jv1(double{});
value jv2(jv1);
BOOST_TEST(jv2.is_double());
}
{
value jv1(true);
value jv2(jv1);
BOOST_TEST(jv2.is_bool());
}
{
value jv1(nullptr);
value jv2(jv1);
BOOST_TEST(jv2.is_null());
}
}
// value(value const&, storage_ptr)
{
{
value jv1(object{});
value jv2(jv1, sp);
BOOST_TEST(jv2.is_object());
BOOST_TEST(*jv2.storage() == *sp);
}
{
value jv1(array{});
value jv2(jv1, sp);
BOOST_TEST(jv2.is_array());
BOOST_TEST(*jv2.storage() == *sp);
}
{
value jv1(string{});
value jv2(jv1, sp);
BOOST_TEST(jv2.is_string());
BOOST_TEST(*jv2.storage() == *sp);
}
{
value jv1(std::int64_t{});
value jv2(jv1, sp);
BOOST_TEST(jv2.is_int64());
BOOST_TEST(*jv2.storage() == *sp);
}
{
value jv1(std::uint64_t{});
value jv2(jv1, sp);
BOOST_TEST(jv2.is_uint64());
BOOST_TEST(*jv2.storage() == *sp);
}
{
value jv1(double{});
value jv2(jv1, sp);
BOOST_TEST(jv2.is_double());
BOOST_TEST(*jv2.storage() == *sp);
}
{
value jv1(true);
value jv2(jv1, sp);
BOOST_TEST(jv2.is_bool());
BOOST_TEST(*jv2.storage() == *sp);
}
{
value jv1(nullptr);
value jv2(jv1, sp);
BOOST_TEST(jv2.is_null());
BOOST_TEST(*jv2.storage() == *sp);
}
}
// value(value&&)
{
{
value jv1(object{});
value jv2(std::move(jv1));
BOOST_TEST(jv2.is_object());
}
{
value jv1(array{});
value jv2(std::move(jv1));
BOOST_TEST(jv2.is_array());
}
{
value jv1(string{});
value jv2(std::move(jv1));
BOOST_TEST(jv2.is_string());
}
{
value jv1(std::int64_t{});
value jv2(std::move(jv1));
BOOST_TEST(jv2.is_int64());
}
{
value jv1(std::uint64_t{});
value jv2(std::move(jv1));
BOOST_TEST(jv2.is_uint64());
}
{
value jv1(double{});
value jv2(std::move(jv1));
BOOST_TEST(jv2.is_double());
}
{
value jv1(true);
value jv2(std::move(jv1));
BOOST_TEST(jv2.is_bool());
}
{
value jv1(nullptr);
value jv2(std::move(jv1));
BOOST_TEST(jv2.is_null());
}
}
// value(value&&, storage_ptr)
{
{
value jv1(object{});
value jv2(std::move(jv1), sp);
BOOST_TEST(jv2.is_object());
}
{
value jv1(array{});
value jv2(std::move(jv1), sp);
BOOST_TEST(jv2.is_array());
}
{
value jv1(string{});
value jv2(std::move(jv1), sp);
BOOST_TEST(jv2.is_string());
}
{
value jv1(std::int64_t{});
value jv2(std::move(jv1), sp);
BOOST_TEST(jv2.is_int64());
}
{
value jv1(std::uint64_t{});
value jv2(std::move(jv1), sp);
BOOST_TEST(jv2.is_uint64());
}
{
value jv1(double{});
value jv2(std::move(jv1), sp);
BOOST_TEST(jv2.is_double());
}
{
value jv1(true);
value jv2(std::move(jv1), sp);
BOOST_TEST(jv2.is_bool());
}
{
value jv1(nullptr);
value jv2(std::move(jv1), sp);
BOOST_TEST(jv2.is_null());
}
}
// operator=(value&&)
{
{
value jv;
jv = value(object{});
BOOST_TEST(jv.is_object());
}
{
value jv;
jv = value(array{});
BOOST_TEST(jv.is_array());
}
{
value jv;
jv = value(string{});
BOOST_TEST(jv.is_string());
}
{
value jv;
jv = value(std::int64_t{});
BOOST_TEST(jv.is_int64());
}
{
value jv;
jv = value(std::uint64_t{});
BOOST_TEST(jv.is_uint64());
}
{
value jv;
jv = value(double{});
BOOST_TEST(jv.is_double());
}
{
value jv;
jv = value(true);
BOOST_TEST(jv.is_bool());
}
{
value jv;
jv = value(nullptr);
BOOST_TEST(jv.is_null());
}
fail_loop([&](storage_ptr const sp)
{
value jv(sp);
jv = value({
{ {"a",1}, {"b",2u} },
{ 1, 2 },
"hello",
1,
2u,
3.,
true,
nullptr
});
BOOST_TEST(jv.as_array().size() == 8);
});
fail_loop([&](storage_ptr const sp)
{
value jv(sp);
jv = value({
{ "aa", { {"a",1}, {"b",2u} } },
{ "bb", { 1, 2 } },
{ "cc", "hello" },
{ "dd", 1 },
{ "ee", 2u },
{ "ff", 3. },
{ "gg", true },
{ "hh", nullptr },
});
BOOST_TEST(jv.as_object().size() == 8);
});
fail_loop([&](storage_ptr const sp)
{
value jv(sp);
jv = value(str_);
BOOST_TEST(jv.as_string() == str_);
});
}
// operator=(value const&)
{
{
value jv1(object{});
value jv2;
jv2 = jv1;
BOOST_TEST(jv2.is_object());
}
{
value jv1(array{});
value jv2;
jv2 = jv1;
BOOST_TEST(jv2.is_array());
}
{
value jv1(string{});
value jv2;
jv2 = jv1;
BOOST_TEST(jv2.is_string());
}
{
value jv1(std::int64_t{});
value jv2;
jv2 = jv1;
BOOST_TEST(jv2.is_int64());
}
{
value jv1(std::uint64_t{});
value jv2;
jv2 = jv1;
BOOST_TEST(jv2.is_uint64());
}
{
value jv1(double{});
value jv2;
jv2 = jv1;
BOOST_TEST(jv2.is_double());
}
{
value jv1(true);
value jv2;
jv2 = jv1;
BOOST_TEST(jv2.is_bool());
}
{
value jv1(nullptr);
value jv2;
jv2 = jv1;
BOOST_TEST(jv2.is_null());
}
fail_loop([&](storage_ptr const sp)
{
value jv1({1, 2, 3, 4, 5});
value jv2(sp);
jv2 = jv1;
BOOST_TEST(jv2.as_array().size() == 5);
});
fail_loop([&](storage_ptr const sp)
{
value jv1({
{"a",1},{"b",2},{"c",3}});
value jv2(sp);
jv2 = jv1;
BOOST_TEST(jv2.as_object().size() == 3);
});
fail_loop([&](storage_ptr const sp)
{
value jv1(str_);
value jv2(sp);
jv2 = jv1;
BOOST_TEST(jv2.as_string() == str_);
});
// self-assign
{
value jv(object{});
jv = static_cast<value const&>(jv);
}
}
}
void
testConversion()
{
auto dsp = storage_ptr{};
auto sp = make_counted_resource<unique_resource>();
// value(object)
// value(object, storage_ptr)
// value(object_kind, storage_ptr)
{
{
auto jv = value(object());
BOOST_TEST(jv.is_object());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(object(sp));
BOOST_TEST(jv.is_object());
BOOST_TEST(*jv.storage() == *sp);
}
{
auto jv = value(object(), sp);
BOOST_TEST(jv.is_object());
BOOST_TEST(*jv.storage() == *sp);
}
{
auto jv = value(object_kind);
BOOST_TEST(jv.is_object());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(object_kind, sp);
BOOST_TEST(jv.is_object());
BOOST_TEST(*jv.storage() == *sp);
}
{
// verify moved from
object obj{{"a", 1}, {"b", 2}};
BOOST_TEST(obj.capacity() > 0);
value jv(std::move(obj), {});
BOOST_TEST(obj.capacity() == 0);
}
}
// value(array)
// value(array, storage_ptr)
// value(object_kind, storage_ptr)
{
{
auto jv = value(array());
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(array(sp));
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *sp);
}
{
auto jv = value(array(), sp);
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *sp);
}
{
auto jv = value(array_kind);
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(array_kind, sp);
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *sp);
}
}
// value(string)
// value(string, storage_ptr)
{
{
auto jv = value(string());
BOOST_TEST(jv.is_string());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(string(sp));
BOOST_TEST(jv.is_string());
BOOST_TEST(*jv.storage() == *sp);
}
{
auto jv = value(string(), sp);
BOOST_TEST(jv.is_string());
BOOST_TEST(*jv.storage() == *sp);
}
}
// value(int64)
// value(int64, storage_ptr)
{
{
auto jv = value(std::int64_t{-65536});
BOOST_TEST(jv.is_int64());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(std::int64_t{-65536}, sp);
BOOST_TEST(jv.is_int64());
BOOST_TEST(*jv.storage() == *sp);
}
}
// value(uint64)
// value(uint64, storage_ptr)
{
{
auto jv = value(std::uint64_t{65536});
BOOST_TEST(jv.is_uint64());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(std::uint64_t{65536}, sp);
BOOST_TEST(jv.is_uint64());
BOOST_TEST(*jv.storage() == *sp);
}
}
// value(double)
// value(double, storage_ptr)
{
{
auto jv = value(double{3.141});
BOOST_TEST(jv.is_double());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(double{3.141}, sp);
BOOST_TEST(jv.is_double());
BOOST_TEST(*jv.storage() == *sp);
}
}
// value(bool)
// value(bool, storage_ptr)
{
{
auto jv = value(true);
BOOST_TEST(jv.is_bool());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(true, sp);
BOOST_TEST(jv.is_bool());
BOOST_TEST(*jv.storage() == *sp);
}
}
// value(nullptr_t)
// value(nullptr_t, storage_ptr)
{
{
auto jv = value(nullptr);
BOOST_TEST(jv.is_null());
BOOST_TEST(*jv.storage() == *dsp);
}
{
auto jv = value(nullptr, sp);
BOOST_TEST(jv.is_null());
BOOST_TEST(*jv.storage() == *sp);
}
}
// value(initializer_list)
// value(initializer_list, storage_ptr)
{
{
value jv({1, 2, 3});
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *dsp);
}
{
value jv({1, 2, 3}, sp);
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *sp);
}
{
value jv({{"a",1},{"b",2},{"c",3}});
BOOST_TEST(jv.is_object());
BOOST_TEST(*jv.storage() == *dsp);
}
{
value jv({{"a",1},{"b",2},{"c",3}}, sp);
BOOST_TEST(jv.is_object());
BOOST_TEST(*jv.storage() == *sp);
}
}
// operator=(initializer_list)
{
value jv;
jv = {1, 2, 3};
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *dsp);
BOOST_TEST(jv.at(0).as_int64() == 1);
BOOST_TEST(jv.at(1).as_int64() == 2);
BOOST_TEST(jv.at(2).as_int64() == 3);
}
// operator=(object)
{
{
value jv;
jv = object();
BOOST_TEST(*jv.storage() == *dsp);
BOOST_TEST(jv.is_object());
}
{
value jv(sp);
jv = object();
BOOST_TEST(jv.is_object());
BOOST_TEST(*jv.storage() == *sp);
}
}
// operator=(array)
{
{
value jv;
jv = array();
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *dsp);
}
{
value jv(sp);
jv = array();
BOOST_TEST(jv.is_array());
BOOST_TEST(*jv.storage() == *sp);
}
}
// operator=(string)
{
{
value jv;
jv = string();
BOOST_TEST(jv.is_string());
BOOST_TEST(*jv.storage() == *dsp);
}
{
value jv(sp);
jv = string();
BOOST_TEST(jv.is_string());
BOOST_TEST(*jv.storage() == *sp);
}
}
// operator=(int64)
{
value jv;
jv = std::int64_t{-65536};
BOOST_TEST(jv.is_int64());
}
// operator=(uint64)
{
value jv;
jv = std::uint64_t{65536};
BOOST_TEST(jv.is_uint64());
}
// operator=(double)
{
value jv;
jv = double{3.141};
BOOST_TEST(jv.is_double());
}
}
void
testModifiers()
{
// emplace
{
BOOST_TEST(value().emplace_object().empty());
BOOST_TEST(value().emplace_array().empty());
BOOST_TEST(value().emplace_string().empty());
BOOST_TEST(value().emplace_int64() == 0);
BOOST_TEST(value().emplace_uint64() == 0);
BOOST_TEST(value().emplace_double() == 0);
BOOST_TEST(value().emplace_bool() = true);
{
value jv(object_kind);
jv.emplace_null();
BOOST_TEST(jv.is_null());
}
{
value jv(array_kind);
jv.emplace_null();
BOOST_TEST(jv.is_null());
}
{
value jv(string_kind);
jv.emplace_null();
BOOST_TEST(jv.is_null());
}
{
value jv(-1);
jv.emplace_null();
BOOST_TEST(jv.is_null());
}
{
value jv(1U);
jv.emplace_null();
BOOST_TEST(jv.is_null());
}
{
value jv(1.0);
jv.emplace_null();
BOOST_TEST(jv.is_null());
}
{
value jv(false);
jv.emplace_null();
BOOST_TEST(jv.is_null());
}
{
value jv;
jv.emplace_null();
BOOST_TEST(jv.is_null());
}
}
// swap
{
{
value jv1(1);
value jv2("abc");
BOOST_TEST(
*jv1.storage() == *jv2.storage());
swap(jv1, jv2);
BOOST_TEST(jv1.as_string() == "abc");
BOOST_TEST(jv2.as_int64() == 1);
}
// different storage
fail_loop([&](storage_ptr const& sp)
{
value jv1(1);
value jv2("abc", sp);
BOOST_TEST(
*jv1.storage() != *jv2.storage());
swap(jv1, jv2);
BOOST_TEST(jv1.as_string() == "abc");
BOOST_TEST(jv2.as_int64() == 1);
});
}
}
template<typename T>
using tt = T;
void
testExchange()
{
// string{}
{
BOOST_TEST(value("abc").is_string());
BOOST_TEST(value(std::string()).is_string());
BOOST_TEST(value(string_view()).is_string());
{ value jv; BOOST_TEST((jv = "abc").is_string()); }
{ value jv; BOOST_TEST((jv = std::string()).is_string()); }
{ value jv; BOOST_TEST((jv = string_view()).is_string()); }
}
// numbers
{
BOOST_TEST(value(tt<int>{}).is_int64());
BOOST_TEST(value(tt<short int>{}).is_int64());
BOOST_TEST(value(tt<long int>{}).is_int64());
BOOST_TEST(value(tt<long long int>{}).is_int64());
BOOST_TEST(value(tt<unsigned int>{}).is_uint64());
BOOST_TEST(value(tt<unsigned short int>{}).is_uint64());
BOOST_TEST(value(tt<unsigned long int>{}).is_uint64());
BOOST_TEST(value(tt<unsigned long long int>{}).is_uint64());
BOOST_TEST(value(tt<float>{}).is_double());
BOOST_TEST(value(tt<double>{}).is_double());
BOOST_TEST(value(tt<long double>{}).is_double());
{ value jv; BOOST_TEST((jv = tt<int>{}).is_int64()); }
{ value jv; BOOST_TEST((jv = tt<short int>{}).is_int64()); }
{ value jv; BOOST_TEST((jv = tt<long int>{}).is_int64()); }
{ value jv; BOOST_TEST((jv = tt<long long int>{}).is_int64()); }
{ value jv; BOOST_TEST((jv = tt<unsigned int>{}).is_uint64()); }
{ value jv; BOOST_TEST((jv = tt<unsigned short int>{}).is_uint64()); }
{ value jv; BOOST_TEST((jv = tt<unsigned long int>{}).is_uint64()); }
{ value jv; BOOST_TEST((jv = tt<unsigned long long int>{}).is_uint64()); }
{ value jv; BOOST_TEST((jv = tt<float>{}).is_double()); }
{ value jv; BOOST_TEST((jv = tt<double>{}).is_double()); }
{ value jv; BOOST_TEST((jv = tt<long double>{}).is_double()); }
}
// bool
{
BOOST_TEST(value(true).is_bool());
BOOST_TEST(value(false).is_bool());
{ value jv; BOOST_TEST((jv = true).is_bool()); }
{ value jv; BOOST_TEST((jv = false).is_bool()); }
}
// nullptr
{
BOOST_TEST(value(nullptr).is_null());
{ value jv("x"); BOOST_TEST((jv = nullptr).is_null()); }
}
// VFALCO TODO store()
}
void
testObservers()
{
value const obj(object{});
value const arr(array{});
value const str(string{});
value const i64(std::int64_t{});
value const u64(std::uint64_t{});
value const dub(double{});
value const boo(true);
value const nul(nullptr);
// kind()
{
BOOST_TEST(obj.kind() == kind::object);
BOOST_TEST(arr.kind() == kind::array);
BOOST_TEST(str.kind() == kind::string);
BOOST_TEST(i64.kind() == kind::int64);
BOOST_TEST(u64.kind() == kind::uint64);
BOOST_TEST(dub.kind() == kind::double_);
BOOST_TEST(boo.kind() == kind::bool_);
BOOST_TEST(nul.kind() == kind::null);
}
// is_object()
{
BOOST_TEST( obj.is_object());
BOOST_TEST(! arr.is_object());
BOOST_TEST(! str.is_object());
BOOST_TEST(! i64.is_object());
BOOST_TEST(! u64.is_object());
BOOST_TEST(! dub.is_object());
BOOST_TEST(! boo.is_object());
BOOST_TEST(! nul.is_object());
}
// is_array()
{
BOOST_TEST(! obj.is_array());
BOOST_TEST( arr.is_array());
BOOST_TEST(! str.is_array());
BOOST_TEST(! i64.is_array());
BOOST_TEST(! u64.is_array());
BOOST_TEST(! dub.is_array());
BOOST_TEST(! boo.is_array());
BOOST_TEST(! nul.is_array());
}
// is_string()
{
BOOST_TEST(! obj.is_string());
BOOST_TEST(! arr.is_string());
BOOST_TEST( str.is_string());
BOOST_TEST(! i64.is_string());
BOOST_TEST(! u64.is_string());
BOOST_TEST(! dub.is_string());
BOOST_TEST(! boo.is_string());
BOOST_TEST(! nul.is_string());
}
// is_int64()
{
BOOST_TEST(! obj.is_int64());
BOOST_TEST(! arr.is_int64());
BOOST_TEST(! str.is_int64());
BOOST_TEST( i64.is_int64());
BOOST_TEST(! u64.is_int64());
BOOST_TEST(! dub.is_int64());
BOOST_TEST(! boo.is_int64());
BOOST_TEST(! nul.is_int64());
}
// is_uint64()
{
BOOST_TEST(! obj.is_uint64());
BOOST_TEST(! arr.is_uint64());
BOOST_TEST(! str.is_uint64());
BOOST_TEST(! i64.is_uint64());
BOOST_TEST( u64.is_uint64());
BOOST_TEST(! dub.is_uint64());
BOOST_TEST(! boo.is_uint64());
BOOST_TEST(! nul.is_uint64());
}
// is_double()
{
BOOST_TEST(! obj.is_double());
BOOST_TEST(! arr.is_double());
BOOST_TEST(! str.is_double());
BOOST_TEST(! i64.is_double());
BOOST_TEST(! u64.is_double());
BOOST_TEST( dub.is_double());
BOOST_TEST(! boo.is_double());
BOOST_TEST(! nul.is_double());
}
// is_bool()
{
BOOST_TEST(! obj.is_bool());
BOOST_TEST(! arr.is_bool());
BOOST_TEST(! str.is_bool());
BOOST_TEST(! i64.is_bool());
BOOST_TEST(! u64.is_bool());
BOOST_TEST(! dub.is_bool());
BOOST_TEST( boo.is_bool());
BOOST_TEST(! nul.is_bool());
}
// is_null()
{
BOOST_TEST(! obj.is_null());
BOOST_TEST(! arr.is_null());
BOOST_TEST(! str.is_null());
BOOST_TEST(! i64.is_null());
BOOST_TEST(! u64.is_null());
BOOST_TEST(! dub.is_null());