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ES-DE/external/rapidjson/test/unittest/valuetest.cpp

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Squashed 'external/rapidjson/' content from commit 2e8f5d897 git-subtree-dir: external/rapidjson git-subtree-split: 2e8f5d897d9d461a7273b4b812b0127f321b1dcf
2021-10-06 15:39:12 +00:00
// Tencent is pleased to support the open source community by making RapidJSON available.
//
// Copyright (C) 2015 THL A29 Limited, a Tencent company, and Milo Yip.
//
// Licensed under the MIT License (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// http://opensource.org/licenses/MIT
//
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.
#include "unittest.h"
#include "rapidjson/document.h"
#include <algorithm>
#ifdef __clang__
RAPIDJSON_DIAG_PUSH
RAPIDJSON_DIAG_OFF(c++98-compat)
#endif
using namespace rapidjson;
TEST(Value, Size) {
if (sizeof(SizeType) == 4) {
#if RAPIDJSON_48BITPOINTER_OPTIMIZATION
EXPECT_EQ(16u, sizeof(Value));
#elif RAPIDJSON_64BIT
EXPECT_EQ(24u, sizeof(Value));
#else
EXPECT_EQ(16u, sizeof(Value));
#endif
}
}
TEST(Value, DefaultConstructor) {
Value x;
EXPECT_EQ(kNullType, x.GetType());
EXPECT_TRUE(x.IsNull());
//std::cout << "sizeof(Value): " << sizeof(x) << std::endl;
}
// Should not pass compilation
//TEST(Value, copy_constructor) {
// Value x(1234);
// Value y = x;
//}
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
#if 0 // Many old compiler does not support these. Turn it off temporaily.
#include <type_traits>
TEST(Value, Traits) {
typedef GenericValue<UTF8<>, CrtAllocator> Value;
static_assert(std::is_constructible<Value>::value, "");
static_assert(std::is_default_constructible<Value>::value, "");
#ifndef _MSC_VER
static_assert(!std::is_copy_constructible<Value>::value, "");
#endif
static_assert(std::is_move_constructible<Value>::value, "");
#ifndef _MSC_VER
static_assert(std::is_nothrow_constructible<Value>::value, "");
static_assert(std::is_nothrow_default_constructible<Value>::value, "");
static_assert(!std::is_nothrow_copy_constructible<Value>::value, "");
static_assert(std::is_nothrow_move_constructible<Value>::value, "");
#endif
static_assert(std::is_assignable<Value,Value>::value, "");
#ifndef _MSC_VER
static_assert(!std::is_copy_assignable<Value>::value, "");
#endif
static_assert(std::is_move_assignable<Value>::value, "");
#ifndef _MSC_VER
static_assert(std::is_nothrow_assignable<Value, Value>::value, "");
#endif
static_assert(!std::is_nothrow_copy_assignable<Value>::value, "");
#ifndef _MSC_VER
static_assert(std::is_nothrow_move_assignable<Value>::value, "");
#endif
static_assert(std::is_destructible<Value>::value, "");
#ifndef _MSC_VER
static_assert(std::is_nothrow_destructible<Value>::value, "");
#endif
}
#endif
TEST(Value, MoveConstructor) {
typedef GenericValue<UTF8<>, CrtAllocator> V;
V::AllocatorType allocator;
V x((V(kArrayType)));
x.Reserve(4u, allocator);
x.PushBack(1, allocator).PushBack(2, allocator).PushBack(3, allocator).PushBack(4, allocator);
EXPECT_TRUE(x.IsArray());
EXPECT_EQ(4u, x.Size());
// Value y(x); // does not compile (!is_copy_constructible)
V y(std::move(x));
EXPECT_TRUE(x.IsNull());
EXPECT_TRUE(y.IsArray());
EXPECT_EQ(4u, y.Size());
// Value z = y; // does not compile (!is_copy_assignable)
V z = std::move(y);
EXPECT_TRUE(y.IsNull());
EXPECT_TRUE(z.IsArray());
EXPECT_EQ(4u, z.Size());
}
#endif // RAPIDJSON_HAS_CXX11_RVALUE_REFS
TEST(Value, AssignmentOperator) {
Value x(1234);
Value y;
y = x;
EXPECT_TRUE(x.IsNull()); // move semantic
EXPECT_EQ(1234, y.GetInt());
y = 5678;
EXPECT_TRUE(y.IsInt());
EXPECT_EQ(5678, y.GetInt());
x = "Hello";
EXPECT_TRUE(x.IsString());
EXPECT_STREQ(x.GetString(),"Hello");
y = StringRef(x.GetString(),x.GetStringLength());
EXPECT_TRUE(y.IsString());
EXPECT_EQ(y.GetString(),x.GetString());
EXPECT_EQ(y.GetStringLength(),x.GetStringLength());
static char mstr[] = "mutable";
// y = mstr; // should not compile
y = StringRef(mstr);
EXPECT_TRUE(y.IsString());
EXPECT_EQ(y.GetString(),mstr);
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
// C++11 move assignment
x = Value("World");
EXPECT_TRUE(x.IsString());
EXPECT_STREQ("World", x.GetString());
x = std::move(y);
EXPECT_TRUE(y.IsNull());
EXPECT_TRUE(x.IsString());
EXPECT_EQ(x.GetString(), mstr);
y = std::move(Value().SetInt(1234));
EXPECT_TRUE(y.IsInt());
EXPECT_EQ(1234, y);
#endif // RAPIDJSON_HAS_CXX11_RVALUE_REFS
}
template <typename A, typename B>
void TestEqual(const A& a, const B& b) {
EXPECT_TRUE (a == b);
EXPECT_FALSE(a != b);
EXPECT_TRUE (b == a);
EXPECT_FALSE(b != a);
}
template <typename A, typename B>
void TestUnequal(const A& a, const B& b) {
EXPECT_FALSE(a == b);
EXPECT_TRUE (a != b);
EXPECT_FALSE(b == a);
EXPECT_TRUE (b != a);
}
TEST(Value, EqualtoOperator) {
Value::AllocatorType allocator;
Value x(kObjectType);
x.AddMember("hello", "world", allocator)
.AddMember("t", Value(true).Move(), allocator)
.AddMember("f", Value(false).Move(), allocator)
.AddMember("n", Value(kNullType).Move(), allocator)
.AddMember("i", 123, allocator)
.AddMember("pi", 3.14, allocator)
.AddMember("a", Value(kArrayType).Move().PushBack(1, allocator).PushBack(2, allocator).PushBack(3, allocator), allocator);
// Test templated operator==() and operator!=()
TestEqual(x["hello"], "world");
const char* cc = "world";
TestEqual(x["hello"], cc);
char* c = strdup("world");
TestEqual(x["hello"], c);
free(c);
TestEqual(x["t"], true);
TestEqual(x["f"], false);
TestEqual(x["i"], 123);
TestEqual(x["pi"], 3.14);
// Test operator==() (including different allocators)
CrtAllocator crtAllocator;
GenericValue<UTF8<>, CrtAllocator> y;
GenericDocument<UTF8<>, CrtAllocator> z(&crtAllocator);
y.CopyFrom(x, crtAllocator);
z.CopyFrom(y, z.GetAllocator());
TestEqual(x, y);
TestEqual(y, z);
TestEqual(z, x);
// Swapping member order should be fine.
EXPECT_TRUE(y.RemoveMember("t"));
TestUnequal(x, y);
TestUnequal(z, y);
EXPECT_TRUE(z.RemoveMember("t"));
TestUnequal(x, z);
TestEqual(y, z);
y.AddMember("t", false, crtAllocator);
z.AddMember("t", false, z.GetAllocator());
TestUnequal(x, y);
TestUnequal(z, x);
y["t"] = true;
z["t"] = true;
TestEqual(x, y);
TestEqual(y, z);
TestEqual(z, x);
// Swapping element order is not OK
x["a"][0].Swap(x["a"][1]);
TestUnequal(x, y);
x["a"][0].Swap(x["a"][1]);
TestEqual(x, y);
// Array of different size
x["a"].PushBack(4, allocator);
TestUnequal(x, y);
x["a"].PopBack();
TestEqual(x, y);
// Issue #129: compare Uint64
x.SetUint64(RAPIDJSON_UINT64_C2(0xFFFFFFFF, 0xFFFFFFF0));
y.SetUint64(RAPIDJSON_UINT64_C2(0xFFFFFFFF, 0xFFFFFFFF));
TestUnequal(x, y);
}
template <typename Value>
void TestCopyFrom() {
typename Value::AllocatorType a;
Value v1(1234);
Value v2(v1, a); // deep copy constructor
EXPECT_TRUE(v1.GetType() == v2.GetType());
EXPECT_EQ(v1.GetInt(), v2.GetInt());
v1.SetString("foo");
v2.CopyFrom(v1, a);
EXPECT_TRUE(v1.GetType() == v2.GetType());
EXPECT_STREQ(v1.GetString(), v2.GetString());
EXPECT_EQ(v1.GetString(), v2.GetString()); // string NOT copied
v1.SetString("bar", a); // copy string
v2.CopyFrom(v1, a);
EXPECT_TRUE(v1.GetType() == v2.GetType());
EXPECT_STREQ(v1.GetString(), v2.GetString());
EXPECT_NE(v1.GetString(), v2.GetString()); // string copied
v1.SetArray().PushBack(1234, a);
v2.CopyFrom(v1, a);
EXPECT_TRUE(v2.IsArray());
EXPECT_EQ(v1.Size(), v2.Size());
v1.PushBack(Value().SetString("foo", a), a); // push string copy
EXPECT_TRUE(v1.Size() != v2.Size());
v2.CopyFrom(v1, a);
EXPECT_TRUE(v1.Size() == v2.Size());
EXPECT_STREQ(v1[1].GetString(), v2[1].GetString());
EXPECT_NE(v1[1].GetString(), v2[1].GetString()); // string got copied
}
TEST(Value, CopyFrom) {
TestCopyFrom<Value>();
TestCopyFrom<GenericValue<UTF8<>, CrtAllocator> >();
}
TEST(Value, Swap) {
Value v1(1234);
Value v2(kObjectType);
EXPECT_EQ(&v1, &v1.Swap(v2));
EXPECT_TRUE(v1.IsObject());
EXPECT_TRUE(v2.IsInt());
EXPECT_EQ(1234, v2.GetInt());
// testing std::swap compatibility
using std::swap;
swap(v1, v2);
EXPECT_TRUE(v1.IsInt());
EXPECT_TRUE(v2.IsObject());
}
TEST(Value, Null) {
// Default constructor
Value x;
EXPECT_EQ(kNullType, x.GetType());
EXPECT_TRUE(x.IsNull());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsNumber());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
// Constructor with type
Value y(kNullType);
EXPECT_TRUE(y.IsNull());
// SetNull();
Value z(true);
z.SetNull();
EXPECT_TRUE(z.IsNull());
}
TEST(Value, True) {
// Constructor with bool
Value x(true);
EXPECT_EQ(kTrueType, x.GetType());
EXPECT_TRUE(x.GetBool());
EXPECT_TRUE(x.IsBool());
EXPECT_TRUE(x.IsTrue());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsNumber());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
// Constructor with type
Value y(kTrueType);
EXPECT_TRUE(y.IsTrue());
// SetBool()
Value z;
z.SetBool(true);
EXPECT_TRUE(z.IsTrue());
// Templated functions
EXPECT_TRUE(z.Is<bool>());
EXPECT_TRUE(z.Get<bool>());
EXPECT_FALSE(z.Set<bool>(false).Get<bool>());
EXPECT_TRUE(z.Set(true).Get<bool>());
}
TEST(Value, False) {
// Constructor with bool
Value x(false);
EXPECT_EQ(kFalseType, x.GetType());
EXPECT_TRUE(x.IsBool());
EXPECT_TRUE(x.IsFalse());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.GetBool());
//EXPECT_FALSE((bool)x);
EXPECT_FALSE(x.IsNumber());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
// Constructor with type
Value y(kFalseType);
EXPECT_TRUE(y.IsFalse());
// SetBool()
Value z;
z.SetBool(false);
EXPECT_TRUE(z.IsFalse());
}
TEST(Value, Int) {
// Constructor with int
Value x(1234);
EXPECT_EQ(kNumberType, x.GetType());
EXPECT_EQ(1234, x.GetInt());
EXPECT_EQ(1234u, x.GetUint());
EXPECT_EQ(1234, x.GetInt64());
EXPECT_EQ(1234u, x.GetUint64());
EXPECT_NEAR(1234.0, x.GetDouble(), 0.0);
//EXPECT_EQ(1234, (int)x);
//EXPECT_EQ(1234, (unsigned)x);
//EXPECT_EQ(1234, (int64_t)x);
//EXPECT_EQ(1234, (uint64_t)x);
//EXPECT_EQ(1234, (double)x);
EXPECT_TRUE(x.IsNumber());
EXPECT_TRUE(x.IsInt());
EXPECT_TRUE(x.IsUint());
EXPECT_TRUE(x.IsInt64());
EXPECT_TRUE(x.IsUint64());
EXPECT_FALSE(x.IsDouble());
EXPECT_FALSE(x.IsFloat());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsBool());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
Value nx(-1234);
EXPECT_EQ(-1234, nx.GetInt());
EXPECT_EQ(-1234, nx.GetInt64());
EXPECT_TRUE(nx.IsInt());
EXPECT_TRUE(nx.IsInt64());
EXPECT_FALSE(nx.IsUint());
EXPECT_FALSE(nx.IsUint64());
// Constructor with type
Value y(kNumberType);
EXPECT_TRUE(y.IsNumber());
EXPECT_TRUE(y.IsInt());
EXPECT_EQ(0, y.GetInt());
// SetInt()
Value z;
z.SetInt(1234);
EXPECT_EQ(1234, z.GetInt());
// operator=(int)
z = 5678;
EXPECT_EQ(5678, z.GetInt());
// Templated functions
EXPECT_TRUE(z.Is<int>());
EXPECT_EQ(5678, z.Get<int>());
EXPECT_EQ(5679, z.Set(5679).Get<int>());
EXPECT_EQ(5680, z.Set<int>(5680).Get<int>());
#ifdef _MSC_VER
// long as int on MSC platforms
RAPIDJSON_STATIC_ASSERT(sizeof(long) == sizeof(int));
z.SetInt(2222);
EXPECT_TRUE(z.Is<long>());
EXPECT_EQ(2222l, z.Get<long>());
EXPECT_EQ(3333l, z.Set(3333l).Get<long>());
EXPECT_EQ(4444l, z.Set<long>(4444l).Get<long>());
EXPECT_TRUE(z.IsInt());
#endif
}
TEST(Value, Uint) {
// Constructor with int
Value x(1234u);
EXPECT_EQ(kNumberType, x.GetType());
EXPECT_EQ(1234, x.GetInt());
EXPECT_EQ(1234u, x.GetUint());
EXPECT_EQ(1234, x.GetInt64());
EXPECT_EQ(1234u, x.GetUint64());
EXPECT_TRUE(x.IsNumber());
EXPECT_TRUE(x.IsInt());
EXPECT_TRUE(x.IsUint());
EXPECT_TRUE(x.IsInt64());
EXPECT_TRUE(x.IsUint64());
EXPECT_NEAR(1234.0, x.GetDouble(), 0.0); // Number can always be cast as double but !IsDouble().
EXPECT_FALSE(x.IsDouble());
EXPECT_FALSE(x.IsFloat());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsBool());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
// SetUint()
Value z;
z.SetUint(1234);
EXPECT_EQ(1234u, z.GetUint());
// operator=(unsigned)
z = 5678u;
EXPECT_EQ(5678u, z.GetUint());
z = 2147483648u; // 2^31, cannot cast as int
EXPECT_EQ(2147483648u, z.GetUint());
EXPECT_FALSE(z.IsInt());
EXPECT_TRUE(z.IsInt64()); // Issue 41: Incorrect parsing of unsigned int number types
// Templated functions
EXPECT_TRUE(z.Is<unsigned>());
EXPECT_EQ(2147483648u, z.Get<unsigned>());
EXPECT_EQ(2147483649u, z.Set(2147483649u).Get<unsigned>());
EXPECT_EQ(2147483650u, z.Set<unsigned>(2147483650u).Get<unsigned>());
#ifdef _MSC_VER
// unsigned long as unsigned on MSC platforms
RAPIDJSON_STATIC_ASSERT(sizeof(unsigned long) == sizeof(unsigned));
z.SetUint(2222);
EXPECT_TRUE(z.Is<unsigned long>());
EXPECT_EQ(2222ul, z.Get<unsigned long>());
EXPECT_EQ(3333ul, z.Set(3333ul).Get<unsigned long>());
EXPECT_EQ(4444ul, z.Set<unsigned long>(4444ul).Get<unsigned long>());
EXPECT_TRUE(x.IsUint());
#endif
}
TEST(Value, Int64) {
// Constructor with int
Value x(int64_t(1234));
EXPECT_EQ(kNumberType, x.GetType());
EXPECT_EQ(1234, x.GetInt());
EXPECT_EQ(1234u, x.GetUint());
EXPECT_EQ(1234, x.GetInt64());
EXPECT_EQ(1234u, x.GetUint64());
EXPECT_TRUE(x.IsNumber());
EXPECT_TRUE(x.IsInt());
EXPECT_TRUE(x.IsUint());
EXPECT_TRUE(x.IsInt64());
EXPECT_TRUE(x.IsUint64());
EXPECT_FALSE(x.IsDouble());
EXPECT_FALSE(x.IsFloat());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsBool());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
Value nx(int64_t(-1234));
EXPECT_EQ(-1234, nx.GetInt());
EXPECT_EQ(-1234, nx.GetInt64());
EXPECT_TRUE(nx.IsInt());
EXPECT_TRUE(nx.IsInt64());
EXPECT_FALSE(nx.IsUint());
EXPECT_FALSE(nx.IsUint64());
// SetInt64()
Value z;
z.SetInt64(1234);
EXPECT_EQ(1234, z.GetInt64());
z.SetInt64(2147483648u); // 2^31, cannot cast as int
EXPECT_FALSE(z.IsInt());
EXPECT_TRUE(z.IsUint());
EXPECT_NEAR(2147483648.0, z.GetDouble(), 0.0);
z.SetInt64(int64_t(4294967295u) + 1); // 2^32, cannot cast as uint
EXPECT_FALSE(z.IsInt());
EXPECT_FALSE(z.IsUint());
EXPECT_NEAR(4294967296.0, z.GetDouble(), 0.0);
z.SetInt64(-int64_t(2147483648u) - 1); // -2^31-1, cannot cast as int
EXPECT_FALSE(z.IsInt());
EXPECT_NEAR(-2147483649.0, z.GetDouble(), 0.0);
int64_t i = static_cast<int64_t>(RAPIDJSON_UINT64_C2(0x80000000, 00000000));
z.SetInt64(i);
EXPECT_DOUBLE_EQ(-9223372036854775808.0, z.GetDouble());
// Templated functions
EXPECT_TRUE(z.Is<int64_t>());
EXPECT_EQ(i, z.Get<int64_t>());
#if 0 // signed integer underflow is undefined behaviour
EXPECT_EQ(i - 1, z.Set(i - 1).Get<int64_t>());
EXPECT_EQ(i - 2, z.Set<int64_t>(i - 2).Get<int64_t>());
#endif
}
TEST(Value, Uint64) {
// Constructor with int
Value x(uint64_t(1234));
EXPECT_EQ(kNumberType, x.GetType());
EXPECT_EQ(1234, x.GetInt());
EXPECT_EQ(1234u, x.GetUint());
EXPECT_EQ(1234, x.GetInt64());
EXPECT_EQ(1234u, x.GetUint64());
EXPECT_TRUE(x.IsNumber());
EXPECT_TRUE(x.IsInt());
EXPECT_TRUE(x.IsUint());
EXPECT_TRUE(x.IsInt64());
EXPECT_TRUE(x.IsUint64());
EXPECT_FALSE(x.IsDouble());
EXPECT_FALSE(x.IsFloat());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsBool());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
// SetUint64()
Value z;
z.SetUint64(1234);
EXPECT_EQ(1234u, z.GetUint64());
z.SetUint64(uint64_t(2147483648u)); // 2^31, cannot cast as int
EXPECT_FALSE(z.IsInt());
EXPECT_TRUE(z.IsUint());
EXPECT_TRUE(z.IsInt64());
z.SetUint64(uint64_t(4294967295u) + 1); // 2^32, cannot cast as uint
EXPECT_FALSE(z.IsInt());
EXPECT_FALSE(z.IsUint());
EXPECT_TRUE(z.IsInt64());
uint64_t u = RAPIDJSON_UINT64_C2(0x80000000, 0x00000000);
z.SetUint64(u); // 2^63 cannot cast as int64
EXPECT_FALSE(z.IsInt64());
EXPECT_EQ(u, z.GetUint64()); // Issue 48
EXPECT_DOUBLE_EQ(9223372036854775808.0, z.GetDouble());
// Templated functions
EXPECT_TRUE(z.Is<uint64_t>());
EXPECT_EQ(u, z.Get<uint64_t>());
EXPECT_EQ(u + 1, z.Set(u + 1).Get<uint64_t>());
EXPECT_EQ(u + 2, z.Set<uint64_t>(u + 2).Get<uint64_t>());
}
TEST(Value, Double) {
// Constructor with double
Value x(12.34);
EXPECT_EQ(kNumberType, x.GetType());
EXPECT_NEAR(12.34, x.GetDouble(), 0.0);
EXPECT_TRUE(x.IsNumber());
EXPECT_TRUE(x.IsDouble());
EXPECT_FALSE(x.IsInt());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsBool());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
// SetDouble()
Value z;
z.SetDouble(12.34);
EXPECT_NEAR(12.34, z.GetDouble(), 0.0);
z = 56.78;
EXPECT_NEAR(56.78, z.GetDouble(), 0.0);
// Templated functions
EXPECT_TRUE(z.Is<double>());
EXPECT_EQ(56.78, z.Get<double>());
EXPECT_EQ(57.78, z.Set(57.78).Get<double>());
EXPECT_EQ(58.78, z.Set<double>(58.78).Get<double>());
}
TEST(Value, Float) {
// Constructor with double
Value x(12.34f);
EXPECT_EQ(kNumberType, x.GetType());
EXPECT_NEAR(12.34f, x.GetFloat(), 0.0);
EXPECT_TRUE(x.IsNumber());
EXPECT_TRUE(x.IsDouble());
EXPECT_TRUE(x.IsFloat());
EXPECT_FALSE(x.IsInt());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsBool());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
// SetFloat()
Value z;
z.SetFloat(12.34f);
EXPECT_NEAR(12.34f, z.GetFloat(), 0.0f);
// Issue 573
z.SetInt(0);
EXPECT_EQ(0.0f, z.GetFloat());
z = 56.78f;
EXPECT_NEAR(56.78f, z.GetFloat(), 0.0f);
// Templated functions
EXPECT_TRUE(z.Is<float>());
EXPECT_EQ(56.78f, z.Get<float>());
EXPECT_EQ(57.78f, z.Set(57.78f).Get<float>());
EXPECT_EQ(58.78f, z.Set<float>(58.78f).Get<float>());
}
TEST(Value, IsLosslessDouble) {
EXPECT_TRUE(Value(0.0).IsLosslessDouble());
EXPECT_TRUE(Value(12.34).IsLosslessDouble());
EXPECT_TRUE(Value(-123).IsLosslessDouble());
EXPECT_TRUE(Value(2147483648u).IsLosslessDouble());
EXPECT_TRUE(Value(-static_cast<int64_t>(RAPIDJSON_UINT64_C2(0x40000000, 0x00000000))).IsLosslessDouble());
#if !(defined(_MSC_VER) && _MSC_VER < 1800) // VC2010 has problem
EXPECT_TRUE(Value(RAPIDJSON_UINT64_C2(0xA0000000, 0x00000000)).IsLosslessDouble());
#endif
EXPECT_FALSE(Value(static_cast<int64_t>(RAPIDJSON_UINT64_C2(0x7FFFFFFF, 0xFFFFFFFF))).IsLosslessDouble()); // INT64_MAX
EXPECT_FALSE(Value(-static_cast<int64_t>(RAPIDJSON_UINT64_C2(0x7FFFFFFF, 0xFFFFFFFF))).IsLosslessDouble()); // -INT64_MAX
EXPECT_TRUE(Value(-static_cast<int64_t>(RAPIDJSON_UINT64_C2(0x7FFFFFFF, 0xFFFFFFFF)) - 1).IsLosslessDouble()); // INT64_MIN
EXPECT_FALSE(Value(RAPIDJSON_UINT64_C2(0xFFFFFFFF, 0xFFFFFFFF)).IsLosslessDouble()); // UINT64_MAX
EXPECT_TRUE(Value(3.4028234e38f).IsLosslessDouble()); // FLT_MAX
EXPECT_TRUE(Value(-3.4028234e38f).IsLosslessDouble()); // -FLT_MAX
EXPECT_TRUE(Value(1.17549435e-38f).IsLosslessDouble()); // FLT_MIN
EXPECT_TRUE(Value(-1.17549435e-38f).IsLosslessDouble()); // -FLT_MIN
EXPECT_TRUE(Value(1.7976931348623157e+308).IsLosslessDouble()); // DBL_MAX
EXPECT_TRUE(Value(-1.7976931348623157e+308).IsLosslessDouble()); // -DBL_MAX
EXPECT_TRUE(Value(2.2250738585072014e-308).IsLosslessDouble()); // DBL_MIN
EXPECT_TRUE(Value(-2.2250738585072014e-308).IsLosslessDouble()); // -DBL_MIN
}
TEST(Value, IsLosslessFloat) {
EXPECT_TRUE(Value(12.25).IsLosslessFloat());
EXPECT_TRUE(Value(-123).IsLosslessFloat());
EXPECT_TRUE(Value(2147483648u).IsLosslessFloat());
EXPECT_TRUE(Value(3.4028234e38f).IsLosslessFloat());
EXPECT_TRUE(Value(-3.4028234e38f).IsLosslessFloat());
EXPECT_FALSE(Value(3.4028235e38).IsLosslessFloat());
EXPECT_FALSE(Value(0.3).IsLosslessFloat());
}
TEST(Value, String) {
// Construction with const string
Value x("Hello", 5); // literal
EXPECT_EQ(kStringType, x.GetType());
EXPECT_TRUE(x.IsString());
EXPECT_STREQ("Hello", x.GetString());
EXPECT_EQ(5u, x.GetStringLength());
EXPECT_FALSE(x.IsNumber());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsBool());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsObject());
EXPECT_FALSE(x.IsArray());
static const char cstr[] = "World"; // const array
Value(cstr).Swap(x);
EXPECT_TRUE(x.IsString());
EXPECT_EQ(x.GetString(), cstr);
EXPECT_EQ(x.GetStringLength(), sizeof(cstr)-1);
static char mstr[] = "Howdy"; // non-const array
// Value(mstr).Swap(x); // should not compile
Value(StringRef(mstr)).Swap(x);
EXPECT_TRUE(x.IsString());
EXPECT_EQ(x.GetString(), mstr);
EXPECT_EQ(x.GetStringLength(), sizeof(mstr)-1);
strncpy(mstr,"Hello", sizeof(mstr));
EXPECT_STREQ(x.GetString(), "Hello");
const char* pstr = cstr;
//Value(pstr).Swap(x); // should not compile
Value(StringRef(pstr)).Swap(x);
EXPECT_TRUE(x.IsString());
EXPECT_EQ(x.GetString(), cstr);
EXPECT_EQ(x.GetStringLength(), sizeof(cstr)-1);
char* mpstr = mstr;
Value(StringRef(mpstr,sizeof(mstr)-1)).Swap(x);
EXPECT_TRUE(x.IsString());
EXPECT_EQ(x.GetString(), mstr);
EXPECT_EQ(x.GetStringLength(), 5u);
EXPECT_STREQ(x.GetString(), "Hello");
// Constructor with copy string
MemoryPoolAllocator<> allocator;
Value c(x.GetString(), x.GetStringLength(), allocator);
EXPECT_NE(x.GetString(), c.GetString());
EXPECT_EQ(x.GetStringLength(), c.GetStringLength());
EXPECT_STREQ(x.GetString(), c.GetString());
//x.SetString("World");
x.SetString("World", 5);
EXPECT_STREQ("Hello", c.GetString());
EXPECT_EQ(5u, c.GetStringLength());
// Constructor with type
Value y(kStringType);
EXPECT_TRUE(y.IsString());
EXPECT_STREQ("", y.GetString()); // Empty string should be "" instead of 0 (issue 226)
EXPECT_EQ(0u, y.GetStringLength());
// SetConsttring()
Value z;
z.SetString("Hello");
EXPECT_TRUE(x.IsString());
z.SetString("Hello", 5);
EXPECT_STREQ("Hello", z.GetString());
EXPECT_STREQ("Hello", z.GetString());
EXPECT_EQ(5u, z.GetStringLength());
z.SetString("Hello");
EXPECT_TRUE(z.IsString());
EXPECT_STREQ("Hello", z.GetString());
//z.SetString(mstr); // should not compile
//z.SetString(pstr); // should not compile
z.SetString(StringRef(mstr));
EXPECT_TRUE(z.IsString());
EXPECT_STREQ(z.GetString(), mstr);
z.SetString(cstr);
EXPECT_TRUE(z.IsString());
EXPECT_EQ(cstr, z.GetString());
z = cstr;
EXPECT_TRUE(z.IsString());
EXPECT_EQ(cstr, z.GetString());
// SetString()
char s[] = "World";
Value w;
w.SetString(s, static_cast<SizeType>(strlen(s)), allocator);
s[0] = '\0';
EXPECT_STREQ("World", w.GetString());
EXPECT_EQ(5u, w.GetStringLength());
// templated functions
EXPECT_TRUE(z.Is<const char*>());
EXPECT_STREQ(cstr, z.Get<const char*>());
EXPECT_STREQ("Apple", z.Set<const char*>("Apple").Get<const char*>());
#if RAPIDJSON_HAS_STDSTRING
{
std::string str = "Hello World";
str[5] = '\0';
EXPECT_STREQ(str.data(),"Hello"); // embedded '\0'
EXPECT_EQ(str.size(), 11u);
// no copy
Value vs0(StringRef(str));
EXPECT_TRUE(vs0.IsString());
EXPECT_EQ(vs0.GetString(), str.data());
EXPECT_EQ(vs0.GetStringLength(), str.size());
TestEqual(vs0, str);
// do copy
Value vs1(str, allocator);
EXPECT_TRUE(vs1.IsString());
EXPECT_NE(vs1.GetString(), str.data());
EXPECT_NE(vs1.GetString(), str); // not equal due to embedded '\0'
EXPECT_EQ(vs1.GetStringLength(), str.size());
TestEqual(vs1, str);
// SetString
str = "World";
vs0.SetNull().SetString(str, allocator);
EXPECT_TRUE(vs0.IsString());
EXPECT_STREQ(vs0.GetString(), str.c_str());
EXPECT_EQ(vs0.GetStringLength(), str.size());
TestEqual(str, vs0);
TestUnequal(str, vs1);
// vs1 = str; // should not compile
vs1 = StringRef(str);
TestEqual(str, vs1);
TestEqual(vs0, vs1);
// Templated function.
EXPECT_TRUE(vs0.Is<std::string>());
EXPECT_EQ(str, vs0.Get<std::string>());
vs0.Set<std::string>(std::string("Apple"), allocator);
EXPECT_EQ(std::string("Apple"), vs0.Get<std::string>());
vs0.Set(std::string("Orange"), allocator);
EXPECT_EQ(std::string("Orange"), vs0.Get<std::string>());
}
#endif // RAPIDJSON_HAS_STDSTRING
}
// Issue 226: Value of string type should not point to NULL
TEST(Value, SetStringNull) {
MemoryPoolAllocator<> allocator;
const char* nullPtr = 0;
{
// Construction with string type creates empty string
Value v(kStringType);
EXPECT_NE(v.GetString(), nullPtr); // non-null string returned
EXPECT_EQ(v.GetStringLength(), 0u);
// Construction from/setting to null without length not allowed
EXPECT_THROW(Value(StringRef(nullPtr)), AssertException);
EXPECT_THROW(Value(StringRef(nullPtr), allocator), AssertException);
EXPECT_THROW(v.SetString(nullPtr, allocator), AssertException);
// Non-empty length with null string is not allowed
EXPECT_THROW(v.SetString(nullPtr, 17u), AssertException);
EXPECT_THROW(v.SetString(nullPtr, 42u, allocator), AssertException);
// Setting to null string with empty length is allowed
v.SetString(nullPtr, 0u);
EXPECT_NE(v.GetString(), nullPtr); // non-null string returned
EXPECT_EQ(v.GetStringLength(), 0u);
v.SetNull();
v.SetString(nullPtr, 0u, allocator);
EXPECT_NE(v.GetString(), nullPtr); // non-null string returned
EXPECT_EQ(v.GetStringLength(), 0u);
}
// Construction with null string and empty length is allowed
{
Value v(nullPtr,0u);
EXPECT_NE(v.GetString(), nullPtr); // non-null string returned
EXPECT_EQ(v.GetStringLength(), 0u);
}
{
Value v(nullPtr, 0u, allocator);
EXPECT_NE(v.GetString(), nullPtr); // non-null string returned
EXPECT_EQ(v.GetStringLength(), 0u);
}
}
template <typename T, typename Allocator>
static void TestArray(T& x, Allocator& allocator) {
const T& y = x;
// PushBack()
Value v;
x.PushBack(v, allocator);
v.SetBool(true);
x.PushBack(v, allocator);
v.SetBool(false);
x.PushBack(v, allocator);
v.SetInt(123);
x.PushBack(v, allocator);
//x.PushBack((const char*)"foo", allocator); // should not compile
x.PushBack("foo", allocator);
EXPECT_FALSE(x.Empty());
EXPECT_EQ(5u, x.Size());
EXPECT_FALSE(y.Empty());
EXPECT_EQ(5u, y.Size());
EXPECT_TRUE(x[SizeType(0)].IsNull());
EXPECT_TRUE(x[1].IsTrue());
EXPECT_TRUE(x[2].IsFalse());
EXPECT_TRUE(x[3].IsInt());
EXPECT_EQ(123, x[3].GetInt());
EXPECT_TRUE(y[SizeType(0)].IsNull());
EXPECT_TRUE(y[1].IsTrue());
EXPECT_TRUE(y[2].IsFalse());
EXPECT_TRUE(y[3].IsInt());
EXPECT_EQ(123, y[3].GetInt());
EXPECT_TRUE(y[4].IsString());
EXPECT_STREQ("foo", y[4].GetString());
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
// PushBack(GenericValue&&, Allocator&);
{
Value y2(kArrayType);
y2.PushBack(Value(true), allocator);
y2.PushBack(std::move(Value(kArrayType).PushBack(Value(1), allocator).PushBack("foo", allocator)), allocator);
EXPECT_EQ(2u, y2.Size());
EXPECT_TRUE(y2[0].IsTrue());
EXPECT_TRUE(y2[1].IsArray());
EXPECT_EQ(2u, y2[1].Size());
EXPECT_TRUE(y2[1][0].IsInt());
EXPECT_TRUE(y2[1][1].IsString());
}
#endif
// iterator
typename T::ValueIterator itr = x.Begin();
EXPECT_TRUE(itr != x.End());
EXPECT_TRUE(itr->IsNull());
++itr;
EXPECT_TRUE(itr != x.End());
EXPECT_TRUE(itr->IsTrue());
++itr;
EXPECT_TRUE(itr != x.End());
EXPECT_TRUE(itr->IsFalse());
++itr;
EXPECT_TRUE(itr != x.End());
EXPECT_TRUE(itr->IsInt());
EXPECT_EQ(123, itr->GetInt());
++itr;
EXPECT_TRUE(itr != x.End());
EXPECT_TRUE(itr->IsString());
EXPECT_STREQ("foo", itr->GetString());
// const iterator
typename T::ConstValueIterator citr = y.Begin();
EXPECT_TRUE(citr != y.End());
EXPECT_TRUE(citr->IsNull());
++citr;
EXPECT_TRUE(citr != y.End());
EXPECT_TRUE(citr->IsTrue());
++citr;
EXPECT_TRUE(citr != y.End());
EXPECT_TRUE(citr->IsFalse());
++citr;
EXPECT_TRUE(citr != y.End());
EXPECT_TRUE(citr->IsInt());
EXPECT_EQ(123, citr->GetInt());
++citr;
EXPECT_TRUE(citr != y.End());
EXPECT_TRUE(citr->IsString());
EXPECT_STREQ("foo", citr->GetString());
// PopBack()
x.PopBack();
EXPECT_EQ(4u, x.Size());
EXPECT_TRUE(y[SizeType(0)].IsNull());
EXPECT_TRUE(y[1].IsTrue());
EXPECT_TRUE(y[2].IsFalse());
EXPECT_TRUE(y[3].IsInt());
// Clear()
x.Clear();
EXPECT_TRUE(x.Empty());
EXPECT_EQ(0u, x.Size());
EXPECT_TRUE(y.Empty());
EXPECT_EQ(0u, y.Size());
// Erase(ValueIterator)
// Use array of array to ensure removed elements' destructor is called.
// [[0],[1],[2],...]
for (int i = 0; i < 10; i++)
x.PushBack(Value(kArrayType).PushBack(i, allocator).Move(), allocator);
// Erase the first
itr = x.Erase(x.Begin());
EXPECT_EQ(x.Begin(), itr);
EXPECT_EQ(9u, x.Size());
for (int i = 0; i < 9; i++)
EXPECT_EQ(i + 1, x[static_cast<SizeType>(i)][0].GetInt());
// Ease the last
itr = x.Erase(x.End() - 1);
EXPECT_EQ(x.End(), itr);
EXPECT_EQ(8u, x.Size());
for (int i = 0; i < 8; i++)
EXPECT_EQ(i + 1, x[static_cast<SizeType>(i)][0].GetInt());
// Erase the middle
itr = x.Erase(x.Begin() + 4);
EXPECT_EQ(x.Begin() + 4, itr);
EXPECT_EQ(7u, x.Size());
for (int i = 0; i < 4; i++)
EXPECT_EQ(i + 1, x[static_cast<SizeType>(i)][0].GetInt());
for (int i = 4; i < 7; i++)
EXPECT_EQ(i + 2, x[static_cast<SizeType>(i)][0].GetInt());
// Erase(ValueIterator, ValueIterator)
// Exhaustive test with all 0 <= first < n, first <= last <= n cases
const unsigned n = 10;
for (unsigned first = 0; first < n; first++) {
for (unsigned last = first; last <= n; last++) {
x.Clear();
for (unsigned i = 0; i < n; i++)
x.PushBack(Value(kArrayType).PushBack(i, allocator).Move(), allocator);
itr = x.Erase(x.Begin() + first, x.Begin() + last);
if (last == n)
EXPECT_EQ(x.End(), itr);
else
EXPECT_EQ(x.Begin() + first, itr);
size_t removeCount = last - first;
EXPECT_EQ(n - removeCount, x.Size());
for (unsigned i = 0; i < first; i++)
EXPECT_EQ(i, x[i][0].GetUint());
for (unsigned i = first; i < n - removeCount; i++)
EXPECT_EQ(i + removeCount, x[static_cast<SizeType>(i)][0].GetUint());
}
}
}
TEST(Value, Array) {
Value::AllocatorType allocator;
Value x(kArrayType);
const Value& y = x;
EXPECT_EQ(kArrayType, x.GetType());
EXPECT_TRUE(x.IsArray());
EXPECT_TRUE(x.Empty());
EXPECT_EQ(0u, x.Size());
EXPECT_TRUE(y.IsArray());
EXPECT_TRUE(y.Empty());
EXPECT_EQ(0u, y.Size());
EXPECT_FALSE(x.IsNull());
EXPECT_FALSE(x.IsBool());
EXPECT_FALSE(x.IsFalse());
EXPECT_FALSE(x.IsTrue());
EXPECT_FALSE(x.IsString());
EXPECT_FALSE(x.IsObject());
TestArray(x, allocator);
// Working in gcc without C++11, but VS2013 cannot compile. To be diagnosed.
// http://en.wikipedia.org/wiki/Erase-remove_idiom
x.Clear();
for (int i = 0; i < 10; i++)
if (i % 2 == 0)
x.PushBack(i, allocator);
else
x.PushBack(Value(kNullType).Move(), allocator);
const Value null(kNullType);
x.Erase(std::remove(x.Begin(), x.End(), null), x.End());
EXPECT_EQ(5u, x.Size());
for (int i = 0; i < 5; i++)
EXPECT_EQ(i * 2, x[static_cast<SizeType>(i)]);
// SetArray()
Value z;
z.SetArray();
EXPECT_TRUE(z.IsArray());
EXPECT_TRUE(z.Empty());
// PR #1503: assign from inner Value
{
CrtAllocator a; // Free() is not a noop
GenericValue<UTF8<>, CrtAllocator> nullValue;
GenericValue<UTF8<>, CrtAllocator> arrayValue(kArrayType);
arrayValue.PushBack(nullValue, a);
arrayValue = arrayValue[0]; // shouldn't crash (use after free)
EXPECT_TRUE(arrayValue.IsNull());
}
}
TEST(Value, ArrayHelper) {
Value::AllocatorType allocator;
{
Value x(kArrayType);
Value::Array a = x.GetArray();
TestArray(a, allocator);
}
{
Value x(kArrayType);
Value::Array a = x.GetArray();
a.PushBack(1, allocator);
Value::Array a2(a); // copy constructor
EXPECT_EQ(1u, a2.Size());
Value::Array a3 = a;
EXPECT_EQ(1u, a3.Size());
Value::ConstArray y = static_cast<const Value&>(x).GetArray();
(void)y;
// y.PushBack(1, allocator); // should not compile
// Templated functions
x.Clear();
EXPECT_TRUE(x.Is<Value::Array>());
EXPECT_TRUE(x.Is<Value::ConstArray>());
a.PushBack(1, allocator);
EXPECT_EQ(1, x.Get<Value::Array>()[0].GetInt());
EXPECT_EQ(1, x.Get<Value::ConstArray>()[0].GetInt());
Value x2;
x2.Set<Value::Array>(a);
EXPECT_TRUE(x.IsArray()); // IsArray() is invariant after moving.
EXPECT_EQ(1, x2.Get<Value::Array>()[0].GetInt());
}
{
Value y(kArrayType);
y.PushBack(123, allocator);
Value x(y.GetArray()); // Construct value form array.
EXPECT_TRUE(x.IsArray());
EXPECT_EQ(123, x[0].GetInt());
EXPECT_TRUE(y.IsArray()); // Invariant
EXPECT_TRUE(y.Empty());
}
{
Value x(kArrayType);
Value y(kArrayType);
y.PushBack(123, allocator);
x.PushBack(y.GetArray(), allocator); // Implicit constructor to convert Array to GenericValue
EXPECT_EQ(1u, x.Size());
EXPECT_EQ(123, x[0][0].GetInt());
EXPECT_TRUE(y.IsArray());
EXPECT_TRUE(y.Empty());
}
}
#if RAPIDJSON_HAS_CXX11_RANGE_FOR
TEST(Value, ArrayHelperRangeFor) {
Value::AllocatorType allocator;
Value x(kArrayType);
for (int i = 0; i < 10; i++)
x.PushBack(i, allocator);
{
int i = 0;
for (auto& v : x.GetArray()) {
EXPECT_EQ(i, v.GetInt());
i++;
}
EXPECT_EQ(i, 10);
}
{
int i = 0;
for (const auto& v : const_cast<const Value&>(x).GetArray()) {
EXPECT_EQ(i, v.GetInt());
i++;
}
EXPECT_EQ(i, 10);
}
// Array a = x.GetArray();
// Array ca = const_cast<const Value&>(x).GetArray();
}
#endif
template <typename T, typename Allocator>
static void TestObject(T& x, Allocator& allocator) {
const T& y = x; // const version
// AddMember()
x.AddMember("A", "Apple", allocator);
EXPECT_FALSE(x.ObjectEmpty());
EXPECT_EQ(1u, x.MemberCount());
Value value("Banana", 6);
x.AddMember("B", "Banana", allocator);
EXPECT_EQ(2u, x.MemberCount());
// AddMember<T>(StringRefType, T, Allocator)
{
Value o(kObjectType);
o.AddMember("true", true, allocator);
o.AddMember("false", false, allocator);
o.AddMember("int", -1, allocator);
o.AddMember("uint", 1u, allocator);
o.AddMember("int64", int64_t(-4294967296), allocator);
o.AddMember("uint64", uint64_t(4294967296), allocator);
o.AddMember("double", 3.14, allocator);
o.AddMember("string", "Jelly", allocator);
EXPECT_TRUE(o["true"].GetBool());
EXPECT_FALSE(o["false"].GetBool());
EXPECT_EQ(-1, o["int"].GetInt());
EXPECT_EQ(1u, o["uint"].GetUint());
EXPECT_EQ(int64_t(-4294967296), o["int64"].GetInt64());
EXPECT_EQ(uint64_t(4294967296), o["uint64"].GetUint64());
EXPECT_STREQ("Jelly",o["string"].GetString());
EXPECT_EQ(8u, o.MemberCount());
}
// AddMember<T>(Value&, T, Allocator)
{
Value o(kObjectType);
Value n("s");
o.AddMember(n, "string", allocator);
EXPECT_EQ(1u, o.MemberCount());
Value count("#");
o.AddMember(count, o.MemberCount(), allocator);
EXPECT_EQ(2u, o.MemberCount());
}
#if RAPIDJSON_HAS_STDSTRING
{
// AddMember(StringRefType, const std::string&, Allocator)
Value o(kObjectType);
o.AddMember("b", std::string("Banana"), allocator);
EXPECT_STREQ("Banana", o["b"].GetString());
// RemoveMember(const std::string&)
o.RemoveMember(std::string("b"));
EXPECT_TRUE(o.ObjectEmpty());
}
#endif
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
// AddMember(GenericValue&&, ...) variants
{
Value o(kObjectType);
o.AddMember(Value("true"), Value(true), allocator);
o.AddMember(Value("false"), Value(false).Move(), allocator); // value is lvalue ref
o.AddMember(Value("int").Move(), Value(-1), allocator); // name is lvalue ref
o.AddMember("uint", std::move(Value().SetUint(1u)), allocator); // name is literal, value is rvalue
EXPECT_TRUE(o["true"].GetBool());
EXPECT_FALSE(o["false"].GetBool());
EXPECT_EQ(-1, o["int"].GetInt());
EXPECT_EQ(1u, o["uint"].GetUint());
EXPECT_EQ(4u, o.MemberCount());
}
#endif
// Tests a member with null character
Value name;
const Value C0D("C\0D", 3);
name.SetString(C0D.GetString(), 3);
value.SetString("CherryD", 7);
x.AddMember(name, value, allocator);
// HasMember()
EXPECT_TRUE(x.HasMember("A"));
EXPECT_TRUE(x.HasMember("B"));
EXPECT_TRUE(y.HasMember("A"));
EXPECT_TRUE(y.HasMember("B"));
#if RAPIDJSON_HAS_STDSTRING
EXPECT_TRUE(x.HasMember(std::string("A")));
#endif
name.SetString("C\0D");
EXPECT_TRUE(x.HasMember(name));
EXPECT_TRUE(y.HasMember(name));
GenericValue<UTF8<>, CrtAllocator> othername("A");
EXPECT_TRUE(x.HasMember(othername));
EXPECT_TRUE(y.HasMember(othername));
othername.SetString("C\0D");
EXPECT_TRUE(x.HasMember(othername));
EXPECT_TRUE(y.HasMember(othername));
// operator[]
EXPECT_STREQ("Apple", x["A"].GetString());
EXPECT_STREQ("Banana", x["B"].GetString());
EXPECT_STREQ("CherryD", x[C0D].GetString());
EXPECT_STREQ("CherryD", x[othername].GetString());
EXPECT_THROW(x["nonexist"], AssertException);
// const operator[]
EXPECT_STREQ("Apple", y["A"].GetString());
EXPECT_STREQ("Banana", y["B"].GetString());
EXPECT_STREQ("CherryD", y[C0D].GetString());
#if RAPIDJSON_HAS_STDSTRING
EXPECT_STREQ("Apple", x["A"].GetString());
EXPECT_STREQ("Apple", y[std::string("A")].GetString());
#endif
// member iterator
Value::MemberIterator itr = x.MemberBegin();
EXPECT_TRUE(itr != x.MemberEnd());
EXPECT_STREQ("A", itr->name.GetString());
EXPECT_STREQ("Apple", itr->value.GetString());
++itr;
EXPECT_TRUE(itr != x.MemberEnd());
EXPECT_STREQ("B", itr->name.GetString());
EXPECT_STREQ("Banana", itr->value.GetString());
++itr;
EXPECT_TRUE(itr != x.MemberEnd());
EXPECT_TRUE(memcmp(itr->name.GetString(), "C\0D", 4) == 0);
EXPECT_STREQ("CherryD", itr->value.GetString());
++itr;
EXPECT_FALSE(itr != x.MemberEnd());
// const member iterator
Value::ConstMemberIterator citr = y.MemberBegin();
EXPECT_TRUE(citr != y.MemberEnd());
EXPECT_STREQ("A", citr->name.GetString());
EXPECT_STREQ("Apple", citr->value.GetString());
++citr;
EXPECT_TRUE(citr != y.MemberEnd());
EXPECT_STREQ("B", citr->name.GetString());
EXPECT_STREQ("Banana", citr->value.GetString());
++citr;
EXPECT_TRUE(citr != y.MemberEnd());
EXPECT_TRUE(memcmp(citr->name.GetString(), "C\0D", 4) == 0);
EXPECT_STREQ("CherryD", citr->value.GetString());
++citr;
EXPECT_FALSE(citr != y.MemberEnd());
// member iterator conversions/relations
itr = x.MemberBegin();
citr = x.MemberBegin(); // const conversion
TestEqual(itr, citr);
EXPECT_TRUE(itr < x.MemberEnd());
EXPECT_FALSE(itr > y.MemberEnd());
EXPECT_TRUE(citr < x.MemberEnd());
EXPECT_FALSE(citr > y.MemberEnd());
++citr;
TestUnequal(itr, citr);
EXPECT_FALSE(itr < itr);
EXPECT_TRUE(itr < citr);
EXPECT_FALSE(itr > itr);
EXPECT_TRUE(citr > itr);
EXPECT_EQ(1, citr - x.MemberBegin());
EXPECT_EQ(0, itr - y.MemberBegin());
itr += citr - x.MemberBegin();
EXPECT_EQ(1, itr - y.MemberBegin());
TestEqual(citr, itr);
EXPECT_TRUE(itr <= citr);
EXPECT_TRUE(citr <= itr);
itr++;
EXPECT_TRUE(itr >= citr);
EXPECT_FALSE(citr >= itr);
// RemoveMember()
EXPECT_TRUE(x.RemoveMember("A"));
EXPECT_FALSE(x.HasMember("A"));
EXPECT_TRUE(x.RemoveMember("B"));
EXPECT_FALSE(x.HasMember("B"));
EXPECT_FALSE(x.RemoveMember("nonexist"));
EXPECT_TRUE(x.RemoveMember(othername));
EXPECT_FALSE(x.HasMember(name));
EXPECT_TRUE(x.MemberBegin() == x.MemberEnd());
// EraseMember(ConstMemberIterator)
// Use array members to ensure removed elements' destructor is called.
// { "a": [0], "b": [1],[2],...]
const char keys[][2] = { "a", "b", "c", "d", "e", "f", "g", "h", "i", "j" };
for (int i = 0; i < 10; i++)
x.AddMember(keys[i], Value(kArrayType).PushBack(i, allocator), allocator);
// MemberCount, iterator difference
EXPECT_EQ(x.MemberCount(), SizeType(x.MemberEnd() - x.MemberBegin()));
// Erase the first
itr = x.EraseMember(x.MemberBegin());
EXPECT_FALSE(x.HasMember(keys[0]));
EXPECT_EQ(x.MemberBegin(), itr);
EXPECT_EQ(9u, x.MemberCount());
for (; itr != x.MemberEnd(); ++itr) {
size_t i = static_cast<size_t>((itr - x.MemberBegin())) + 1;
EXPECT_STREQ(itr->name.GetString(), keys[i]);
EXPECT_EQ(static_cast<int>(i), itr->value[0].GetInt());
}
// Erase the last
itr = x.EraseMember(x.MemberEnd() - 1);
EXPECT_FALSE(x.HasMember(keys[9]));
EXPECT_EQ(x.MemberEnd(), itr);
EXPECT_EQ(8u, x.MemberCount());
for (; itr != x.MemberEnd(); ++itr) {
size_t i = static_cast<size_t>(itr - x.MemberBegin()) + 1;
EXPECT_STREQ(itr->name.GetString(), keys[i]);
EXPECT_EQ(static_cast<int>(i), itr->value[0].GetInt());
}
// Erase the middle
itr = x.EraseMember(x.MemberBegin() + 4);
EXPECT_FALSE(x.HasMember(keys[5]));
EXPECT_EQ(x.MemberBegin() + 4, itr);
EXPECT_EQ(7u, x.MemberCount());
for (; itr != x.MemberEnd(); ++itr) {
size_t i = static_cast<size_t>(itr - x.MemberBegin());
i += (i < 4) ? 1 : 2;
EXPECT_STREQ(itr->name.GetString(), keys[i]);
EXPECT_EQ(static_cast<int>(i), itr->value[0].GetInt());
}
// EraseMember(ConstMemberIterator, ConstMemberIterator)
// Exhaustive test with all 0 <= first < n, first <= last <= n cases
const unsigned n = 10;
for (unsigned first = 0; first < n; first++) {
for (unsigned last = first; last <= n; last++) {
x.RemoveAllMembers();
for (unsigned i = 0; i < n; i++)
x.AddMember(keys[i], Value(kArrayType).PushBack(i, allocator), allocator);
itr = x.EraseMember(x.MemberBegin() + static_cast<int>(first), x.MemberBegin() + static_cast<int>(last));
if (last == n)
EXPECT_EQ(x.MemberEnd(), itr);
else
EXPECT_EQ(x.MemberBegin() + static_cast<int>(first), itr);
size_t removeCount = last - first;
EXPECT_EQ(n - removeCount, x.MemberCount());
for (unsigned i = 0; i < first; i++)
EXPECT_EQ(i, x[keys[i]][0].GetUint());
for (unsigned i = first; i < n - removeCount; i++)
EXPECT_EQ(i + removeCount, x[keys[i+removeCount]][0].GetUint());
}
}
// RemoveAllMembers()
x.RemoveAllMembers();
EXPECT_TRUE(x.ObjectEmpty());
EXPECT_EQ(0u, x.MemberCount());
}
TEST(Value, Object) {
Value::AllocatorType allocator;
Value x(kObjectType);
const Value& y = x; // const version
EXPECT_EQ(kObjectType, x.GetType());
EXPECT_TRUE(x.IsObject());
EXPECT_TRUE(x.ObjectEmpty());
EXPECT_EQ(0u, x.MemberCount());
EXPECT_EQ(kObjectType, y.GetType());
EXPECT_TRUE(y.IsObject());
EXPECT_TRUE(y.ObjectEmpty());
EXPECT_EQ(0u, y.MemberCount());
TestObject(x, allocator);
// SetObject()
Value z;
z.SetObject();
EXPECT_TRUE(z.IsObject());
}
TEST(Value, ObjectHelper) {
Value::AllocatorType allocator;
{
Value x(kObjectType);
Value::Object o = x.GetObject();
TestObject(o, allocator);
}
{
Value x(kObjectType);
Value::Object o = x.GetObject();
o.AddMember("1", 1, allocator);
Value::Object o2(o); // copy constructor
EXPECT_EQ(1u, o2.MemberCount());
Value::Object o3 = o;
EXPECT_EQ(1u, o3.MemberCount());
Value::ConstObject y = static_cast<const Value&>(x).GetObject();
(void)y;
// y.AddMember("1", 1, allocator); // should not compile
// Templated functions
x.RemoveAllMembers();
EXPECT_TRUE(x.Is<Value::Object>());
EXPECT_TRUE(x.Is<Value::ConstObject>());
o.AddMember("1", 1, allocator);
EXPECT_EQ(1, x.Get<Value::Object>()["1"].GetInt());
EXPECT_EQ(1, x.Get<Value::ConstObject>()["1"].GetInt());
Value x2;
x2.Set<Value::Object>(o);
EXPECT_TRUE(x.IsObject()); // IsObject() is invariant after moving
EXPECT_EQ(1, x2.Get<Value::Object>()["1"].GetInt());
}
{
Value x(kObjectType);
x.AddMember("a", "apple", allocator);
Value y(x.GetObject());
EXPECT_STREQ("apple", y["a"].GetString());
EXPECT_TRUE(x.IsObject()); // Invariant
}
{
Value x(kObjectType);
x.AddMember("a", "apple", allocator);
Value y(kObjectType);
y.AddMember("fruits", x.GetObject(), allocator);
EXPECT_STREQ("apple", y["fruits"]["a"].GetString());
EXPECT_TRUE(x.IsObject()); // Invariant
}
}
#if RAPIDJSON_HAS_CXX11_RANGE_FOR
TEST(Value, ObjectHelperRangeFor) {
Value::AllocatorType allocator;
Value x(kObjectType);
for (int i = 0; i < 10; i++) {
char name[10];
Value n(name, static_cast<SizeType>(sprintf(name, "%d", i)), allocator);
x.AddMember(n, i, allocator);
}
{
int i = 0;
for (auto& m : x.GetObject()) {
char name[10];
sprintf(name, "%d", i);
EXPECT_STREQ(name, m.name.GetString());
EXPECT_EQ(i, m.value.GetInt());
i++;
}
EXPECT_EQ(i, 10);
}
{
int i = 0;
for (const auto& m : const_cast<const Value&>(x).GetObject()) {
char name[10];
sprintf(name, "%d", i);
EXPECT_STREQ(name, m.name.GetString());
EXPECT_EQ(i, m.value.GetInt());
i++;
}
EXPECT_EQ(i, 10);
}
// Object a = x.GetObject();
// Object ca = const_cast<const Value&>(x).GetObject();
}
#endif
TEST(Value, EraseMember_String) {
Value::AllocatorType allocator;
Value x(kObjectType);
x.AddMember("A", "Apple", allocator);
x.AddMember("B", "Banana", allocator);
EXPECT_TRUE(x.EraseMember("B"));
EXPECT_FALSE(x.HasMember("B"));
EXPECT_FALSE(x.EraseMember("nonexist"));
GenericValue<UTF8<>, CrtAllocator> othername("A");
EXPECT_TRUE(x.EraseMember(othername));
EXPECT_FALSE(x.HasMember("A"));
EXPECT_TRUE(x.MemberBegin() == x.MemberEnd());
}
TEST(Value, BigNestedArray) {
MemoryPoolAllocator<> allocator;
Value x(kArrayType);
static const SizeType n = 200;
for (SizeType i = 0; i < n; i++) {
Value y(kArrayType);
for (SizeType j = 0; j < n; j++) {
Value number(static_cast<int>(i * n + j));
y.PushBack(number, allocator);
}
x.PushBack(y, allocator);
}
for (SizeType i = 0; i < n; i++)
for (SizeType j = 0; j < n; j++) {
EXPECT_TRUE(x[i][j].IsInt());
EXPECT_EQ(static_cast<int>(i * n + j), x[i][j].GetInt());
}
}
TEST(Value, BigNestedObject) {
MemoryPoolAllocator<> allocator;
Value x(kObjectType);
static const SizeType n = 200;
for (SizeType i = 0; i < n; i++) {
char name1[10];
sprintf(name1, "%d", i);
// Value name(name1); // should not compile
Value name(name1, static_cast<SizeType>(strlen(name1)), allocator);
Value object(kObjectType);
for (SizeType j = 0; j < n; j++) {
char name2[10];
sprintf(name2, "%d", j);
Value name3(name2, static_cast<SizeType>(strlen(name2)), allocator);
Value number(static_cast<int>(i * n + j));
object.AddMember(name3, number, allocator);
}
// x.AddMember(name1, object, allocator); // should not compile
x.AddMember(name, object, allocator);
}
for (SizeType i = 0; i < n; i++) {
char name1[10];
sprintf(name1, "%d", i);
for (SizeType j = 0; j < n; j++) {
char name2[10];
sprintf(name2, "%d", j);
x[name1];
EXPECT_EQ(static_cast<int>(i * n + j), x[name1][name2].GetInt());
}
}
}
// Issue 18: Error removing last element of object
// http://code.google.com/p/rapidjson/issues/detail?id=18
TEST(Value, RemoveLastElement) {
rapidjson::Document doc;
rapidjson::Document::AllocatorType& allocator = doc.GetAllocator();
rapidjson::Value objVal(rapidjson::kObjectType);
objVal.AddMember("var1", 123, allocator);
objVal.AddMember("var2", "444", allocator);
objVal.AddMember("var3", 555, allocator);
EXPECT_TRUE(objVal.HasMember("var3"));
objVal.RemoveMember("var3"); // Assertion here in r61
EXPECT_FALSE(objVal.HasMember("var3"));
}
// Issue 38: Segmentation fault with CrtAllocator
TEST(Document, CrtAllocator) {
typedef GenericValue<UTF8<>, CrtAllocator> V;
V::AllocatorType allocator;
V o(kObjectType);
o.AddMember("x", 1, allocator); // Should not call destructor on uninitialized name/value of newly allocated members.
V a(kArrayType);
a.PushBack(1, allocator); // Should not call destructor on uninitialized Value of newly allocated elements.
}
static void TestShortStringOptimization(const char* str) {
const rapidjson::SizeType len = static_cast<rapidjson::SizeType>(strlen(str));
rapidjson::Document doc;
rapidjson::Value val;
val.SetString(str, len, doc.GetAllocator());
EXPECT_EQ(val.GetStringLength(), len);
EXPECT_STREQ(val.GetString(), str);
}
TEST(Value, AllocateShortString) {
TestShortStringOptimization(""); // edge case: empty string
TestShortStringOptimization("12345678"); // regular case for short strings: 8 chars
TestShortStringOptimization("12345678901"); // edge case: 11 chars in 32-bit mode (=> short string)
TestShortStringOptimization("123456789012"); // edge case: 12 chars in 32-bit mode (=> regular string)
TestShortStringOptimization("123456789012345"); // edge case: 15 chars in 64-bit mode (=> short string)
TestShortStringOptimization("1234567890123456"); // edge case: 16 chars in 64-bit mode (=> regular string)
}
template <int e>
struct TerminateHandler {
bool Null() { return e != 0; }
bool Bool(bool) { return e != 1; }
bool Int(int) { return e != 2; }
bool Uint(unsigned) { return e != 3; }
bool Int64(int64_t) { return e != 4; }
bool Uint64(uint64_t) { return e != 5; }
bool Double(double) { return e != 6; }
bool RawNumber(const char*, SizeType, bool) { return e != 7; }
bool String(const char*, SizeType, bool) { return e != 8; }
bool StartObject() { return e != 9; }
bool Key(const char*, SizeType, bool) { return e != 10; }
bool EndObject(SizeType) { return e != 11; }
bool StartArray() { return e != 12; }
bool EndArray(SizeType) { return e != 13; }
};
#define TEST_TERMINATION(e, json)\
{\
Document d; \
EXPECT_FALSE(d.Parse(json).HasParseError()); \
Reader reader; \
TerminateHandler<e> h;\
EXPECT_FALSE(d.Accept(h));\
}
TEST(Value, AcceptTerminationByHandler) {
TEST_TERMINATION(0, "[null]");
TEST_TERMINATION(1, "[true]");
TEST_TERMINATION(1, "[false]");
TEST_TERMINATION(2, "[-1]");
TEST_TERMINATION(3, "[2147483648]");
TEST_TERMINATION(4, "[-1234567890123456789]");
TEST_TERMINATION(5, "[9223372036854775808]");
TEST_TERMINATION(6, "[0.5]");
// RawNumber() is never called
TEST_TERMINATION(8, "[\"a\"]");
TEST_TERMINATION(9, "[{}]");
TEST_TERMINATION(10, "[{\"a\":1}]");
TEST_TERMINATION(11, "[{}]");
TEST_TERMINATION(12, "{\"a\":[]}");
TEST_TERMINATION(13, "{\"a\":[]}");
}
struct ValueIntComparer {
bool operator()(const Value& lhs, const Value& rhs) const {
return lhs.GetInt() < rhs.GetInt();
}
};
#if RAPIDJSON_HAS_CXX11_RVALUE_REFS
TEST(Value, Sorting) {
Value::AllocatorType allocator;
Value a(kArrayType);
a.PushBack(5, allocator);
a.PushBack(1, allocator);
a.PushBack(3, allocator);
std::sort(a.Begin(), a.End(), ValueIntComparer());
EXPECT_EQ(1, a[0].GetInt());
EXPECT_EQ(3, a[1].GetInt());
EXPECT_EQ(5, a[2].GetInt());
}
#endif
// http://stackoverflow.com/questions/35222230/
static void MergeDuplicateKey(Value& v, Value::AllocatorType& a) {
if (v.IsObject()) {
// Convert all key:value into key:[value]
for (Value::MemberIterator itr = v.MemberBegin(); itr != v.MemberEnd(); ++itr)
itr->value = Value(kArrayType).Move().PushBack(itr->value, a);
// Merge arrays if key is duplicated
for (Value::MemberIterator itr = v.MemberBegin(); itr != v.MemberEnd();) {
Value::MemberIterator itr2 = v.FindMember(itr->name);
if (itr != itr2) {
itr2->value.PushBack(itr->value[0], a);
itr = v.EraseMember(itr);
}
else
++itr;
}
// Convert key:[values] back to key:value if there is only one value
for (Value::MemberIterator itr = v.MemberBegin(); itr != v.MemberEnd(); ++itr) {
if (itr->value.Size() == 1)
itr->value = itr->value[0];
MergeDuplicateKey(itr->value, a); // Recursion on the value
}
}
else if (v.IsArray())
for (Value::ValueIterator itr = v.Begin(); itr != v.End(); ++itr)
MergeDuplicateKey(*itr, a);
}
TEST(Value, MergeDuplicateKey) {
Document d;
d.Parse(
"{"
" \"key1\": {"
" \"a\": \"asdf\","
" \"b\": \"foo\","
" \"b\": \"bar\","
" \"c\": \"fdas\""
" }"
"}");
Document d2;
d2.Parse(
"{"
" \"key1\": {"
" \"a\": \"asdf\","
" \"b\": ["
" \"foo\","
" \"bar\""
" ],"
" \"c\": \"fdas\""
" }"
"}");
EXPECT_NE(d2, d);
MergeDuplicateKey(d, d.GetAllocator());
EXPECT_EQ(d2, d);
}
#ifdef __clang__
RAPIDJSON_DIAG_POP
#endif
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