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// Copyright (c) 2012 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 "ui/base/clipboard/custom_data_helper.h"
#include <utility>
#include "base/pickle.h"
#include "base/strings/utf_string_conversions.h"
#include "testing/gtest/include/gtest/gtest.h"
using base::ASCIIToUTF16;
namespace ui {
namespace {
void PrepareEmptyTestData(Pickle* pickle) {
std::map<base::string16, base::string16> data;
WriteCustomDataToPickle(data, pickle);
}
void PrepareTestData(Pickle* pickle) {
std::map<base::string16, base::string16> data;
data.insert(std::make_pair(ASCIIToUTF16("abc"), base::string16()));
data.insert(std::make_pair(ASCIIToUTF16("de"), ASCIIToUTF16("1")));
data.insert(std::make_pair(ASCIIToUTF16("f"), ASCIIToUTF16("23")));
WriteCustomDataToPickle(data, pickle);
}
TEST(CustomDataHelperTest, EmptyReadTypes) {
Pickle pickle;
PrepareEmptyTestData(&pickle);
std::vector<base::string16> types;
ReadCustomDataTypes(pickle.data(), pickle.size(), &types);
EXPECT_EQ(0u, types.size());
}
TEST(CustomDataHelperTest, EmptyReadSingleType) {
Pickle pickle;
PrepareEmptyTestData(&pickle);
base::string16 result;
ReadCustomDataForType(pickle.data(),
pickle.size(),
ASCIIToUTF16("f"),
&result);
EXPECT_EQ(base::string16(), result);
}
TEST(CustomDataHelperTest, EmptyReadMap) {
Pickle pickle;
PrepareEmptyTestData(&pickle);
std::map<base::string16, base::string16> result;
ReadCustomDataIntoMap(pickle.data(), pickle.size(), &result);
EXPECT_EQ(0u, result.size());
}
TEST(CustomDataHelperTest, ReadTypes) {
Pickle pickle;
PrepareTestData(&pickle);
std::vector<base::string16> types;
ReadCustomDataTypes(pickle.data(), pickle.size(), &types);
std::vector<base::string16> expected;
expected.push_back(ASCIIToUTF16("abc"));
expected.push_back(ASCIIToUTF16("de"));
expected.push_back(ASCIIToUTF16("f"));
EXPECT_EQ(expected, types);
}
TEST(CustomDataHelperTest, ReadSingleType) {
Pickle pickle;
PrepareTestData(&pickle);
base::string16 result;
ReadCustomDataForType(pickle.data(),
pickle.size(),
ASCIIToUTF16("abc"),
&result);
EXPECT_EQ(base::string16(), result);
ReadCustomDataForType(pickle.data(),
pickle.size(),
ASCIIToUTF16("de"),
&result);
EXPECT_EQ(ASCIIToUTF16("1"), result);
ReadCustomDataForType(pickle.data(),
pickle.size(),
ASCIIToUTF16("f"),
&result);
EXPECT_EQ(ASCIIToUTF16("23"), result);
}
TEST(CustomDataHelperTest, ReadMap) {
Pickle pickle;
PrepareTestData(&pickle);
std::map<base::string16, base::string16> result;
ReadCustomDataIntoMap(pickle.data(), pickle.size(), &result);
std::map<base::string16, base::string16> expected;
expected.insert(std::make_pair(ASCIIToUTF16("abc"), base::string16()));
expected.insert(std::make_pair(ASCIIToUTF16("de"), ASCIIToUTF16("1")));
expected.insert(std::make_pair(ASCIIToUTF16("f"), ASCIIToUTF16("23")));
EXPECT_EQ(expected, result);
}
TEST(CustomDataHelperTest, BadReadTypes) {
// ReadCustomDataTypes makes the additional guarantee that the contents of the
// result vector will not change if the input is malformed.
std::vector<base::string16> expected;
expected.push_back(ASCIIToUTF16("abc"));
expected.push_back(ASCIIToUTF16("de"));
expected.push_back(ASCIIToUTF16("f"));
Pickle malformed;
malformed.WriteSizeT(1000);
malformed.WriteString16(ASCIIToUTF16("hello"));
malformed.WriteString16(ASCIIToUTF16("world"));
std::vector<base::string16> actual(expected);
ReadCustomDataTypes(malformed.data(), malformed.size(), &actual);
EXPECT_EQ(expected, actual);
Pickle malformed2;
malformed2.WriteSizeT(1);
malformed2.WriteString16(ASCIIToUTF16("hello"));
std::vector<base::string16> actual2(expected);
ReadCustomDataTypes(malformed2.data(), malformed2.size(), &actual2);
EXPECT_EQ(expected, actual2);
}
TEST(CustomDataHelperTest, BadPickle) {
base::string16 result_data;
std::map<base::string16, base::string16> result_map;
Pickle malformed;
malformed.WriteSizeT(1000);
malformed.WriteString16(ASCIIToUTF16("hello"));
malformed.WriteString16(ASCIIToUTF16("world"));
ReadCustomDataForType(malformed.data(),
malformed.size(),
ASCIIToUTF16("f"),
&result_data);
ReadCustomDataIntoMap(malformed.data(), malformed.size(), &result_map);
EXPECT_EQ(0u, result_data.size());
EXPECT_EQ(0u, result_map.size());
Pickle malformed2;
malformed2.WriteSizeT(1);
malformed2.WriteString16(ASCIIToUTF16("hello"));
ReadCustomDataForType(malformed2.data(),
malformed2.size(),
ASCIIToUTF16("f"),
&result_data);
ReadCustomDataIntoMap(malformed2.data(), malformed2.size(), &result_map);
EXPECT_EQ(0u, result_data.size());
EXPECT_EQ(0u, result_map.size());
}
} // namespace
} // namespace ui
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