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// Copyright (c) 2006-2008 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 <vector>
#include "base/file_util.h"
#include "base/path_service.h"
#include "base/perftimer.h"
#include "base/string_util.h"
#include "base/values.h"
#include "chrome/common/chrome_paths.h"
#include "chrome/common/logging_chrome.h"
#include "content/common/json_value_serializer.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace {
class JSONValueSerializerTests : public testing::Test {
protected:
virtual void SetUp() {
static const char* const kTestFilenames[] = {
"serializer_nested_test.js",
"serializer_test.js",
"serializer_test_nowhitespace.js",
};
// Load test cases
for (size_t i = 0; i < arraysize(kTestFilenames); ++i) {
FilePath filename;
EXPECT_TRUE(PathService::Get(chrome::DIR_TEST_DATA, &filename));
filename = filename.AppendASCII(kTestFilenames[i]);
std::string test_case;
EXPECT_TRUE(file_util::ReadFileToString(filename, &test_case));
test_cases_.push_back(test_case);
}
}
// Holds json strings to be tested.
std::vector<std::string> test_cases_;
};
} // namespace
// Test deserialization of a json string into a Value object. We run the test
// using 3 sample strings for both the current decoder and jsoncpp's decoder.
TEST_F(JSONValueSerializerTests, Reading) {
printf("\n");
const int kIterations = 100000;
// Test chrome json implementation
PerfTimeLogger chrome_timer("chrome");
for (int i = 0; i < kIterations; ++i) {
for (size_t j = 0; j < test_cases_.size(); ++j) {
JSONStringValueSerializer reader(test_cases_[j]);
scoped_ptr<Value> root(reader.Deserialize(NULL, NULL));
ASSERT_TRUE(root.get());
}
}
chrome_timer.Done();
}
TEST_F(JSONValueSerializerTests, CompactWriting) {
printf("\n");
const int kIterations = 100000;
// Convert test cases to Value objects.
std::vector<Value*> test_cases;
for (size_t i = 0; i < test_cases_.size(); ++i) {
JSONStringValueSerializer reader(test_cases_[i]);
Value* root = reader.Deserialize(NULL, NULL);
ASSERT_TRUE(root);
test_cases.push_back(root);
}
PerfTimeLogger chrome_timer("chrome");
for (int i = 0; i < kIterations; ++i) {
for (size_t j = 0; j < test_cases.size(); ++j) {
std::string json;
JSONStringValueSerializer reader(&json);
ASSERT_TRUE(reader.Serialize(*test_cases[j]));
}
}
chrome_timer.Done();
// Clean up test cases.
for (size_t i = 0; i < test_cases.size(); ++i) {
delete test_cases[i];
test_cases[i] = NULL;
}
}
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