blob: ff6f4a50284c41dab6a0e86b151ee4644385f796 [file] [log] [blame]
// Copyright (c) 2011 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include <limits>
#include "base/memory/scoped_ptr.h"
#include "base/string16.h"
#include "base/utf_string_conversions.h"
#include "base/values.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
TEST(ValuesTest, Basic) {
// Test basic dictionary getting/setting
DictionaryValue settings;
std::string homepage = "http://google.com";
ASSERT_FALSE(settings.GetString("global.homepage", &homepage));
ASSERT_EQ(std::string("http://google.com"), homepage);
ASSERT_FALSE(settings.Get("global", NULL));
settings.Set("global", Value::CreateBooleanValue(true));
ASSERT_TRUE(settings.Get("global", NULL));
settings.SetString("global.homepage", "http://scurvy.com");
ASSERT_TRUE(settings.Get("global", NULL));
homepage = "http://google.com";
ASSERT_TRUE(settings.GetString("global.homepage", &homepage));
ASSERT_EQ(std::string("http://scurvy.com"), homepage);
// Test storing a dictionary in a list.
ListValue* toolbar_bookmarks;
ASSERT_FALSE(
settings.GetList("global.toolbar.bookmarks", &toolbar_bookmarks));
toolbar_bookmarks = new ListValue;
settings.Set("global.toolbar.bookmarks", toolbar_bookmarks);
ASSERT_TRUE(settings.GetList("global.toolbar.bookmarks", &toolbar_bookmarks));
DictionaryValue* new_bookmark = new DictionaryValue;
new_bookmark->SetString("name", "Froogle");
new_bookmark->SetString("url", "http://froogle.com");
toolbar_bookmarks->Append(new_bookmark);
ListValue* bookmark_list;
ASSERT_TRUE(settings.GetList("global.toolbar.bookmarks", &bookmark_list));
DictionaryValue* bookmark;
ASSERT_EQ(1U, bookmark_list->GetSize());
ASSERT_TRUE(bookmark_list->GetDictionary(0, &bookmark));
std::string bookmark_name = "Unnamed";
ASSERT_TRUE(bookmark->GetString("name", &bookmark_name));
ASSERT_EQ(std::string("Froogle"), bookmark_name);
std::string bookmark_url;
ASSERT_TRUE(bookmark->GetString("url", &bookmark_url));
ASSERT_EQ(std::string("http://froogle.com"), bookmark_url);
}
TEST(ValuesTest, List) {
scoped_ptr<ListValue> mixed_list(new ListValue());
mixed_list->Set(0, Value::CreateBooleanValue(true));
mixed_list->Set(1, Value::CreateIntegerValue(42));
mixed_list->Set(2, Value::CreateDoubleValue(88.8));
mixed_list->Set(3, Value::CreateStringValue("foo"));
ASSERT_EQ(4u, mixed_list->GetSize());
Value *value = NULL;
bool bool_value = false;
int int_value = 0;
double double_value = 0.0;
std::string string_value;
ASSERT_FALSE(mixed_list->Get(4, &value));
ASSERT_FALSE(mixed_list->GetInteger(0, &int_value));
ASSERT_EQ(0, int_value);
ASSERT_FALSE(mixed_list->GetBoolean(1, &bool_value));
ASSERT_FALSE(bool_value);
ASSERT_FALSE(mixed_list->GetString(2, &string_value));
ASSERT_EQ("", string_value);
ASSERT_FALSE(mixed_list->GetInteger(2, &int_value));
ASSERT_EQ(0, int_value);
ASSERT_FALSE(mixed_list->GetBoolean(3, &bool_value));
ASSERT_FALSE(bool_value);
ASSERT_TRUE(mixed_list->GetBoolean(0, &bool_value));
ASSERT_TRUE(bool_value);
ASSERT_TRUE(mixed_list->GetInteger(1, &int_value));
ASSERT_EQ(42, int_value);
// implicit conversion from Integer to Double should be possible.
ASSERT_TRUE(mixed_list->GetDouble(1, &double_value));
ASSERT_EQ(42, double_value);
ASSERT_TRUE(mixed_list->GetDouble(2, &double_value));
ASSERT_EQ(88.8, double_value);
ASSERT_TRUE(mixed_list->GetString(3, &string_value));
ASSERT_EQ("foo", string_value);
// Try searching in the mixed list.
scoped_ptr<Value> sought_value(Value::CreateIntegerValue(42));
scoped_ptr<Value> not_found_value(Value::CreateBooleanValue(false));
ASSERT_NE(mixed_list->end(), mixed_list->Find(*sought_value));
ASSERT_TRUE((*mixed_list->Find(*sought_value))->GetAsInteger(&int_value));
ASSERT_EQ(42, int_value);
ASSERT_EQ(mixed_list->end(), mixed_list->Find(*not_found_value));
}
TEST(ValuesTest, BinaryValue) {
char* buffer = NULL;
// Passing a null buffer pointer doesn't yield a BinaryValue
scoped_ptr<BinaryValue> binary(BinaryValue::Create(buffer, 0));
ASSERT_FALSE(binary.get());
// If you want to represent an empty binary value, use a zero-length buffer.
buffer = new char[1];
ASSERT_TRUE(buffer);
binary.reset(BinaryValue::Create(buffer, 0));
ASSERT_TRUE(binary.get());
ASSERT_TRUE(binary->GetBuffer());
ASSERT_EQ(buffer, binary->GetBuffer());
ASSERT_EQ(0U, binary->GetSize());
// Test the common case of a non-empty buffer
buffer = new char[15];
binary.reset(BinaryValue::Create(buffer, 15));
ASSERT_TRUE(binary.get());
ASSERT_TRUE(binary->GetBuffer());
ASSERT_EQ(buffer, binary->GetBuffer());
ASSERT_EQ(15U, binary->GetSize());
char stack_buffer[42];
memset(stack_buffer, '!', 42);
binary.reset(BinaryValue::CreateWithCopiedBuffer(stack_buffer, 42));
ASSERT_TRUE(binary.get());
ASSERT_TRUE(binary->GetBuffer());
ASSERT_NE(stack_buffer, binary->GetBuffer());
ASSERT_EQ(42U, binary->GetSize());
ASSERT_EQ(0, memcmp(stack_buffer, binary->GetBuffer(), binary->GetSize()));
}
TEST(ValuesTest, StringValue) {
// Test overloaded CreateStringValue.
scoped_ptr<Value> narrow_value(Value::CreateStringValue("narrow"));
ASSERT_TRUE(narrow_value.get());
ASSERT_TRUE(narrow_value->IsType(Value::TYPE_STRING));
scoped_ptr<Value> utf16_value(
Value::CreateStringValue(ASCIIToUTF16("utf16")));
ASSERT_TRUE(utf16_value.get());
ASSERT_TRUE(utf16_value->IsType(Value::TYPE_STRING));
// Test overloaded GetString.
std::string narrow = "http://google.com";
string16 utf16 = ASCIIToUTF16("http://google.com");
ASSERT_TRUE(narrow_value->GetAsString(&narrow));
ASSERT_TRUE(narrow_value->GetAsString(&utf16));
ASSERT_EQ(std::string("narrow"), narrow);
ASSERT_EQ(ASCIIToUTF16("narrow"), utf16);
ASSERT_TRUE(utf16_value->GetAsString(&narrow));
ASSERT_TRUE(utf16_value->GetAsString(&utf16));
ASSERT_EQ(std::string("utf16"), narrow);
ASSERT_EQ(ASCIIToUTF16("utf16"), utf16);
}
// This is a Value object that allows us to tell if it's been
// properly deleted by modifying the value of external flag on destruction.
class DeletionTestValue : public Value {
public:
explicit DeletionTestValue(bool* deletion_flag) : Value(TYPE_NULL) {
Init(deletion_flag); // Separate function so that we can use ASSERT_*
}
void Init(bool* deletion_flag) {
ASSERT_TRUE(deletion_flag);
deletion_flag_ = deletion_flag;
*deletion_flag_ = false;
}
~DeletionTestValue() {
*deletion_flag_ = true;
}
private:
bool* deletion_flag_;
};
TEST(ValuesTest, ListDeletion) {
bool deletion_flag = true;
{
ListValue list;
list.Append(new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
}
EXPECT_TRUE(deletion_flag);
{
ListValue list;
list.Append(new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
list.Clear();
EXPECT_TRUE(deletion_flag);
}
{
ListValue list;
list.Append(new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
EXPECT_TRUE(list.Set(0, Value::CreateNullValue()));
EXPECT_TRUE(deletion_flag);
}
}
TEST(ValuesTest, ListRemoval) {
bool deletion_flag = true;
Value* removed_item = NULL;
{
ListValue list;
list.Append(new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
EXPECT_EQ(1U, list.GetSize());
EXPECT_FALSE(list.Remove(std::numeric_limits<size_t>::max(),
&removed_item));
EXPECT_FALSE(list.Remove(1, &removed_item));
EXPECT_TRUE(list.Remove(0, &removed_item));
ASSERT_TRUE(removed_item);
EXPECT_EQ(0U, list.GetSize());
}
EXPECT_FALSE(deletion_flag);
delete removed_item;
removed_item = NULL;
EXPECT_TRUE(deletion_flag);
{
ListValue list;
list.Append(new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
EXPECT_TRUE(list.Remove(0, NULL));
EXPECT_TRUE(deletion_flag);
EXPECT_EQ(0U, list.GetSize());
}
{
ListValue list;
DeletionTestValue* value = new DeletionTestValue(&deletion_flag);
list.Append(value);
EXPECT_FALSE(deletion_flag);
size_t index = 0;
list.Remove(*value, &index);
EXPECT_EQ(0U, index);
EXPECT_TRUE(deletion_flag);
EXPECT_EQ(0U, list.GetSize());
}
}
TEST(ValuesTest, DictionaryDeletion) {
std::string key = "test";
bool deletion_flag = true;
{
DictionaryValue dict;
dict.Set(key, new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
}
EXPECT_TRUE(deletion_flag);
{
DictionaryValue dict;
dict.Set(key, new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
dict.Clear();
EXPECT_TRUE(deletion_flag);
}
{
DictionaryValue dict;
dict.Set(key, new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
dict.Set(key, Value::CreateNullValue());
EXPECT_TRUE(deletion_flag);
}
}
TEST(ValuesTest, DictionaryRemoval) {
std::string key = "test";
bool deletion_flag = true;
Value* removed_item = NULL;
{
DictionaryValue dict;
dict.Set(key, new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
EXPECT_TRUE(dict.HasKey(key));
EXPECT_FALSE(dict.Remove("absent key", &removed_item));
EXPECT_TRUE(dict.Remove(key, &removed_item));
EXPECT_FALSE(dict.HasKey(key));
ASSERT_TRUE(removed_item);
}
EXPECT_FALSE(deletion_flag);
delete removed_item;
removed_item = NULL;
EXPECT_TRUE(deletion_flag);
{
DictionaryValue dict;
dict.Set(key, new DeletionTestValue(&deletion_flag));
EXPECT_FALSE(deletion_flag);
EXPECT_TRUE(dict.HasKey(key));
EXPECT_TRUE(dict.Remove(key, NULL));
EXPECT_TRUE(deletion_flag);
EXPECT_FALSE(dict.HasKey(key));
}
}
TEST(ValuesTest, DictionaryWithoutPathExpansion) {
DictionaryValue dict;
dict.Set("this.is.expanded", Value::CreateNullValue());
dict.SetWithoutPathExpansion("this.isnt.expanded", Value::CreateNullValue());
EXPECT_FALSE(dict.HasKey("this.is.expanded"));
EXPECT_TRUE(dict.HasKey("this"));
Value* value1;
EXPECT_TRUE(dict.Get("this", &value1));
DictionaryValue* value2;
ASSERT_TRUE(dict.GetDictionaryWithoutPathExpansion("this", &value2));
EXPECT_EQ(value1, value2);
EXPECT_EQ(1U, value2->size());
EXPECT_TRUE(dict.HasKey("this.isnt.expanded"));
Value* value3;
EXPECT_FALSE(dict.Get("this.isnt.expanded", &value3));
Value* value4;
ASSERT_TRUE(dict.GetWithoutPathExpansion("this.isnt.expanded", &value4));
EXPECT_EQ(Value::TYPE_NULL, value4->GetType());
}
TEST(ValuesTest, DeepCopy) {
DictionaryValue original_dict;
Value* original_null = Value::CreateNullValue();
original_dict.Set("null", original_null);
FundamentalValue* original_bool = Value::CreateBooleanValue(true);
original_dict.Set("bool", original_bool);
FundamentalValue* original_int = Value::CreateIntegerValue(42);
original_dict.Set("int", original_int);
FundamentalValue* original_double = Value::CreateDoubleValue(3.14);
original_dict.Set("double", original_double);
StringValue* original_string = Value::CreateStringValue("hello");
original_dict.Set("string", original_string);
StringValue* original_string16 =
Value::CreateStringValue(ASCIIToUTF16("hello16"));
original_dict.Set("string16", original_string16);
char* original_buffer = new char[42];
memset(original_buffer, '!', 42);
BinaryValue* original_binary = BinaryValue::Create(original_buffer, 42);
original_dict.Set("binary", original_binary);
ListValue* original_list = new ListValue();
FundamentalValue* original_list_element_0 = Value::CreateIntegerValue(0);
original_list->Append(original_list_element_0);
FundamentalValue* original_list_element_1 = Value::CreateIntegerValue(1);
original_list->Append(original_list_element_1);
original_dict.Set("list", original_list);
DictionaryValue* original_nested_dictionary = new DictionaryValue();
original_nested_dictionary->Set("key", Value::CreateStringValue("value"));
original_dict.Set("dictionary", original_nested_dictionary);
scoped_ptr<DictionaryValue> copy_dict(original_dict.DeepCopy());
ASSERT_TRUE(copy_dict.get());
ASSERT_NE(copy_dict.get(), &original_dict);
Value* copy_null = NULL;
ASSERT_TRUE(copy_dict->Get("null", &copy_null));
ASSERT_TRUE(copy_null);
ASSERT_NE(copy_null, original_null);
ASSERT_TRUE(copy_null->IsType(Value::TYPE_NULL));
Value* copy_bool = NULL;
ASSERT_TRUE(copy_dict->Get("bool", &copy_bool));
ASSERT_TRUE(copy_bool);
ASSERT_NE(copy_bool, original_bool);
ASSERT_TRUE(copy_bool->IsType(Value::TYPE_BOOLEAN));
bool copy_bool_value = false;
ASSERT_TRUE(copy_bool->GetAsBoolean(&copy_bool_value));
ASSERT_TRUE(copy_bool_value);
Value* copy_int = NULL;
ASSERT_TRUE(copy_dict->Get("int", &copy_int));
ASSERT_TRUE(copy_int);
ASSERT_NE(copy_int, original_int);
ASSERT_TRUE(copy_int->IsType(Value::TYPE_INTEGER));
int copy_int_value = 0;
ASSERT_TRUE(copy_int->GetAsInteger(&copy_int_value));
ASSERT_EQ(42, copy_int_value);
Value* copy_double = NULL;
ASSERT_TRUE(copy_dict->Get("double", &copy_double));
ASSERT_TRUE(copy_double);
ASSERT_NE(copy_double, original_double);
ASSERT_TRUE(copy_double->IsType(Value::TYPE_DOUBLE));
double copy_double_value = 0;
ASSERT_TRUE(copy_double->GetAsDouble(&copy_double_value));
ASSERT_EQ(3.14, copy_double_value);
Value* copy_string = NULL;
ASSERT_TRUE(copy_dict->Get("string", &copy_string));
ASSERT_TRUE(copy_string);
ASSERT_NE(copy_string, original_string);
ASSERT_TRUE(copy_string->IsType(Value::TYPE_STRING));
std::string copy_string_value;
string16 copy_string16_value;
ASSERT_TRUE(copy_string->GetAsString(&copy_string_value));
ASSERT_TRUE(copy_string->GetAsString(&copy_string16_value));
ASSERT_EQ(std::string("hello"), copy_string_value);
ASSERT_EQ(ASCIIToUTF16("hello"), copy_string16_value);
Value* copy_string16 = NULL;
ASSERT_TRUE(copy_dict->Get("string16", &copy_string16));
ASSERT_TRUE(copy_string16);
ASSERT_NE(copy_string16, original_string16);
ASSERT_TRUE(copy_string16->IsType(Value::TYPE_STRING));
ASSERT_TRUE(copy_string16->GetAsString(&copy_string_value));
ASSERT_TRUE(copy_string16->GetAsString(&copy_string16_value));
ASSERT_EQ(std::string("hello16"), copy_string_value);
ASSERT_EQ(ASCIIToUTF16("hello16"), copy_string16_value);
Value* copy_binary = NULL;
ASSERT_TRUE(copy_dict->Get("binary", &copy_binary));
ASSERT_TRUE(copy_binary);
ASSERT_NE(copy_binary, original_binary);
ASSERT_TRUE(copy_binary->IsType(Value::TYPE_BINARY));
ASSERT_NE(original_binary->GetBuffer(),
static_cast<BinaryValue*>(copy_binary)->GetBuffer());
ASSERT_EQ(original_binary->GetSize(),
static_cast<BinaryValue*>(copy_binary)->GetSize());
ASSERT_EQ(0, memcmp(original_binary->GetBuffer(),
static_cast<BinaryValue*>(copy_binary)->GetBuffer(),
original_binary->GetSize()));
Value* copy_value = NULL;
ASSERT_TRUE(copy_dict->Get("list", &copy_value));
ASSERT_TRUE(copy_value);
ASSERT_NE(copy_value, original_list);
ASSERT_TRUE(copy_value->IsType(Value::TYPE_LIST));
ListValue* copy_list = NULL;
ASSERT_TRUE(copy_value->GetAsList(&copy_list));
ASSERT_TRUE(copy_list);
ASSERT_EQ(2U, copy_list->GetSize());
Value* copy_list_element_0;
ASSERT_TRUE(copy_list->Get(0, &copy_list_element_0));
ASSERT_TRUE(copy_list_element_0);
ASSERT_NE(copy_list_element_0, original_list_element_0);
int copy_list_element_0_value;
ASSERT_TRUE(copy_list_element_0->GetAsInteger(&copy_list_element_0_value));
ASSERT_EQ(0, copy_list_element_0_value);
Value* copy_list_element_1;
ASSERT_TRUE(copy_list->Get(1, &copy_list_element_1));
ASSERT_TRUE(copy_list_element_1);
ASSERT_NE(copy_list_element_1, original_list_element_1);
int copy_list_element_1_value;
ASSERT_TRUE(copy_list_element_1->GetAsInteger(&copy_list_element_1_value));
ASSERT_EQ(1, copy_list_element_1_value);
copy_value = NULL;
ASSERT_TRUE(copy_dict->Get("dictionary", &copy_value));
ASSERT_TRUE(copy_value);
ASSERT_NE(copy_value, original_nested_dictionary);
ASSERT_TRUE(copy_value->IsType(Value::TYPE_DICTIONARY));
DictionaryValue* copy_nested_dictionary = NULL;
ASSERT_TRUE(copy_value->GetAsDictionary(&copy_nested_dictionary));
ASSERT_TRUE(copy_nested_dictionary);
EXPECT_TRUE(copy_nested_dictionary->HasKey("key"));
}
TEST(ValuesTest, Equals) {
Value* null1 = Value::CreateNullValue();
Value* null2 = Value::CreateNullValue();
EXPECT_NE(null1, null2);
EXPECT_TRUE(null1->Equals(null2));
Value* boolean = Value::CreateBooleanValue(false);
EXPECT_FALSE(null1->Equals(boolean));
delete null1;
delete null2;
delete boolean;
DictionaryValue dv;
dv.SetBoolean("a", false);
dv.SetInteger("b", 2);
dv.SetDouble("c", 2.5);
dv.SetString("d1", "string");
dv.SetString("d2", ASCIIToUTF16("http://google.com"));
dv.Set("e", Value::CreateNullValue());
scoped_ptr<DictionaryValue> copy;
copy.reset(dv.DeepCopy());
EXPECT_TRUE(dv.Equals(copy.get()));
ListValue* list = new ListValue;
list->Append(Value::CreateNullValue());
list->Append(new DictionaryValue);
dv.Set("f", list);
EXPECT_FALSE(dv.Equals(copy.get()));
copy->Set("f", list->DeepCopy());
EXPECT_TRUE(dv.Equals(copy.get()));
list->Append(Value::CreateBooleanValue(true));
EXPECT_FALSE(dv.Equals(copy.get()));
// Check if Equals detects differences in only the keys.
copy.reset(dv.DeepCopy());
EXPECT_TRUE(dv.Equals(copy.get()));
copy->Remove("a", NULL);
copy->SetBoolean("aa", false);
EXPECT_FALSE(dv.Equals(copy.get()));
}
TEST(ValuesTest, StaticEquals) {
scoped_ptr<Value> null1(Value::CreateNullValue());
scoped_ptr<Value> null2(Value::CreateNullValue());
EXPECT_TRUE(Value::Equals(null1.get(), null2.get()));
EXPECT_TRUE(Value::Equals(NULL, NULL));
scoped_ptr<Value> i42(Value::CreateIntegerValue(42));
scoped_ptr<Value> j42(Value::CreateIntegerValue(42));
scoped_ptr<Value> i17(Value::CreateIntegerValue(17));
EXPECT_TRUE(Value::Equals(i42.get(), i42.get()));
EXPECT_TRUE(Value::Equals(j42.get(), i42.get()));
EXPECT_TRUE(Value::Equals(i42.get(), j42.get()));
EXPECT_FALSE(Value::Equals(i42.get(), i17.get()));
EXPECT_FALSE(Value::Equals(i42.get(), NULL));
EXPECT_FALSE(Value::Equals(NULL, i42.get()));
// NULL and Value::CreateNullValue() are intentionally different: We need
// support for NULL as a return value for "undefined" without caring for
// ownership of the pointer.
EXPECT_FALSE(Value::Equals(null1.get(), NULL));
EXPECT_FALSE(Value::Equals(NULL, null1.get()));
}
TEST(ValuesTest, DeepCopyCovariantReturnTypes) {
DictionaryValue original_dict;
Value* original_null = Value::CreateNullValue();
original_dict.Set("null", original_null);
FundamentalValue* original_bool = Value::CreateBooleanValue(true);
original_dict.Set("bool", original_bool);
FundamentalValue* original_int = Value::CreateIntegerValue(42);
original_dict.Set("int", original_int);
FundamentalValue* original_double = Value::CreateDoubleValue(3.14);
original_dict.Set("double", original_double);
StringValue* original_string = Value::CreateStringValue("hello");
original_dict.Set("string", original_string);
StringValue* original_string16 =
Value::CreateStringValue(ASCIIToUTF16("hello16"));
original_dict.Set("string16", original_string16);
char* original_buffer = new char[42];
memset(original_buffer, '!', 42);
BinaryValue* original_binary = BinaryValue::Create(original_buffer, 42);
original_dict.Set("binary", original_binary);
ListValue* original_list = new ListValue();
FundamentalValue* original_list_element_0 = Value::CreateIntegerValue(0);
original_list->Append(original_list_element_0);
FundamentalValue* original_list_element_1 = Value::CreateIntegerValue(1);
original_list->Append(original_list_element_1);
original_dict.Set("list", original_list);
Value* original_dict_value = &original_dict;
Value* original_bool_value = original_bool;
Value* original_int_value = original_int;
Value* original_double_value = original_double;
Value* original_string_value = original_string;
Value* original_string16_value = original_string16;
Value* original_binary_value = original_binary;
Value* original_list_value = original_list;
scoped_ptr<Value> copy_dict_value(original_dict_value->DeepCopy());
scoped_ptr<Value> copy_bool_value(original_bool_value->DeepCopy());
scoped_ptr<Value> copy_int_value(original_int_value->DeepCopy());
scoped_ptr<Value> copy_double_value(original_double_value->DeepCopy());
scoped_ptr<Value> copy_string_value(original_string_value->DeepCopy());
scoped_ptr<Value> copy_string16_value(original_string16_value->DeepCopy());
scoped_ptr<Value> copy_binary_value(original_binary_value->DeepCopy());
scoped_ptr<Value> copy_list_value(original_list_value->DeepCopy());
EXPECT_TRUE(original_dict_value->Equals(copy_dict_value.get()));
EXPECT_TRUE(original_bool_value->Equals(copy_bool_value.get()));
EXPECT_TRUE(original_int_value->Equals(copy_int_value.get()));
EXPECT_TRUE(original_double_value->Equals(copy_double_value.get()));
EXPECT_TRUE(original_string_value->Equals(copy_string_value.get()));
EXPECT_TRUE(original_string16_value->Equals(copy_string16_value.get()));
EXPECT_TRUE(original_binary_value->Equals(copy_binary_value.get()));
EXPECT_TRUE(original_list_value->Equals(copy_list_value.get()));
}
TEST(ValuesTest, RemoveEmptyChildren) {
scoped_ptr<DictionaryValue> root(new DictionaryValue);
// Remove empty lists and dictionaries.
root->Set("empty_dict", new DictionaryValue);
root->Set("empty_list", new ListValue);
root->SetWithoutPathExpansion("a.b.c.d.e", new DictionaryValue);
root.reset(root->DeepCopyWithoutEmptyChildren());
EXPECT_TRUE(root->empty());
// Make sure we don't prune too much.
root->SetBoolean("bool", true);
root->Set("empty_dict", new DictionaryValue);
root->SetString("empty_string", "");
root.reset(root->DeepCopyWithoutEmptyChildren());
EXPECT_EQ(2U, root->size());
// Should do nothing.
root.reset(root->DeepCopyWithoutEmptyChildren());
EXPECT_EQ(2U, root->size());
// Nested test cases. These should all reduce back to the bool and string
// set above.
{
root->Set("a.b.c.d.e", new DictionaryValue);
root.reset(root->DeepCopyWithoutEmptyChildren());
EXPECT_EQ(2U, root->size());
}
{
DictionaryValue* inner = new DictionaryValue;
root->Set("dict_with_emtpy_children", inner);
inner->Set("empty_dict", new DictionaryValue);
inner->Set("empty_list", new ListValue);
root.reset(root->DeepCopyWithoutEmptyChildren());
EXPECT_EQ(2U, root->size());
}
{
ListValue* inner = new ListValue;
root->Set("list_with_empty_children", inner);
inner->Append(new DictionaryValue);
inner->Append(new ListValue);
root.reset(root->DeepCopyWithoutEmptyChildren());
EXPECT_EQ(2U, root->size());
}
// Nested with siblings.
{
ListValue* inner = new ListValue;
root->Set("list_with_empty_children", inner);
inner->Append(new DictionaryValue);
inner->Append(new ListValue);
DictionaryValue* inner2 = new DictionaryValue;
root->Set("dict_with_empty_children", inner2);
inner2->Set("empty_dict", new DictionaryValue);
inner2->Set("empty_list", new ListValue);
root.reset(root->DeepCopyWithoutEmptyChildren());
EXPECT_EQ(2U, root->size());
}
// Make sure nested values don't get pruned.
{
ListValue* inner = new ListValue;
root->Set("list_with_empty_children", inner);
ListValue* inner2 = new ListValue;
inner->Append(new DictionaryValue);
inner->Append(inner2);
inner2->Append(Value::CreateStringValue("hello"));
root.reset(root->DeepCopyWithoutEmptyChildren());
EXPECT_EQ(3U, root->size());
EXPECT_TRUE(root->GetList("list_with_empty_children", &inner));
EXPECT_EQ(1U, inner->GetSize()); // Dictionary was pruned.
EXPECT_TRUE(inner->GetList(0, &inner2));
EXPECT_EQ(1U, inner2->GetSize());
}
}
TEST(ValuesTest, MergeDictionary) {
scoped_ptr<DictionaryValue> base(new DictionaryValue);
base->SetString("base_key", "base_key_value_base");
base->SetString("collide_key", "collide_key_value_base");
DictionaryValue* base_sub_dict = new DictionaryValue;
base_sub_dict->SetString("sub_base_key", "sub_base_key_value_base");
base_sub_dict->SetString("sub_collide_key", "sub_collide_key_value_base");
base->Set("sub_dict_key", base_sub_dict);
scoped_ptr<DictionaryValue> merge(new DictionaryValue);
merge->SetString("merge_key", "merge_key_value_merge");
merge->SetString("collide_key", "collide_key_value_merge");
DictionaryValue* merge_sub_dict = new DictionaryValue;
merge_sub_dict->SetString("sub_merge_key", "sub_merge_key_value_merge");
merge_sub_dict->SetString("sub_collide_key", "sub_collide_key_value_merge");
merge->Set("sub_dict_key", merge_sub_dict);
base->MergeDictionary(merge.get());
EXPECT_EQ(4U, base->size());
std::string base_key_value;
EXPECT_TRUE(base->GetString("base_key", &base_key_value));
EXPECT_EQ("base_key_value_base", base_key_value); // Base value preserved.
std::string collide_key_value;
EXPECT_TRUE(base->GetString("collide_key", &collide_key_value));
EXPECT_EQ("collide_key_value_merge", collide_key_value); // Replaced.
std::string merge_key_value;
EXPECT_TRUE(base->GetString("merge_key", &merge_key_value));
EXPECT_EQ("merge_key_value_merge", merge_key_value); // Merged in.
DictionaryValue* res_sub_dict;
EXPECT_TRUE(base->GetDictionary("sub_dict_key", &res_sub_dict));
EXPECT_EQ(3U, res_sub_dict->size());
std::string sub_base_key_value;
EXPECT_TRUE(res_sub_dict->GetString("sub_base_key", &sub_base_key_value));
EXPECT_EQ("sub_base_key_value_base", sub_base_key_value); // Preserved.
std::string sub_collide_key_value;
EXPECT_TRUE(res_sub_dict->GetString("sub_collide_key",
&sub_collide_key_value));
EXPECT_EQ("sub_collide_key_value_merge", sub_collide_key_value); // Replaced.
std::string sub_merge_key_value;
EXPECT_TRUE(res_sub_dict->GetString("sub_merge_key", &sub_merge_key_value));
EXPECT_EQ("sub_merge_key_value_merge", sub_merge_key_value); // Merged in.
}
TEST(ValuesTest, DictionaryIterator) {
DictionaryValue dict;
for (DictionaryValue::Iterator it(dict); it.HasNext(); it.Advance()) {
ADD_FAILURE();
}
StringValue value1("value1");
dict.Set("key1", value1.DeepCopy());
bool seen1 = false;
for (DictionaryValue::Iterator it(dict); it.HasNext(); it.Advance()) {
EXPECT_FALSE(seen1);
EXPECT_EQ("key1", it.key());
EXPECT_TRUE(value1.Equals(&it.value()));
seen1 = true;
}
EXPECT_TRUE(seen1);
StringValue value2("value2");
dict.Set("key2", value2.DeepCopy());
bool seen2 = seen1 = false;
for (DictionaryValue::Iterator it(dict); it.HasNext(); it.Advance()) {
if (it.key() == "key1") {
EXPECT_FALSE(seen1);
EXPECT_TRUE(value1.Equals(&it.value()));
seen1 = true;
} else if (it.key() == "key2") {
EXPECT_FALSE(seen2);
EXPECT_TRUE(value2.Equals(&it.value()));
seen2 = true;
} else {
ADD_FAILURE();
}
}
EXPECT_TRUE(seen1);
EXPECT_TRUE(seen2);
}
} // namespace base