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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 "base/json/string_escape.h"
#include "base/utf_string_conversions.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace base {
namespace {
const struct json_narrow_test_data {
const char* to_escape;
const char* escaped;
} json_narrow_cases[] = {
{"\b\001aZ\"\\wee", "\\b\\u0001aZ\\\"\\\\wee"},
{"a\b\f\n\r\t\v\1\\.\"z",
"a\\b\\f\\n\\r\\t\\u000B\\u0001\\\\.\\\"z"},
{"b\x0f\x7f\xf0\xff!", "b\\u000F\\u007F\\u00F0\\u00FF!"},
{"c<>d", "c\\u003C\\u003Ed"},
};
} // namespace
TEST(StringEscapeTest, JsonDoubleQuoteNarrow) {
for (size_t i = 0; i < arraysize(json_narrow_cases); ++i) {
std::string in = json_narrow_cases[i].to_escape;
std::string out;
JsonDoubleQuote(in, false, &out);
EXPECT_EQ(std::string(json_narrow_cases[i].escaped), out);
}
std::string in = json_narrow_cases[0].to_escape;
std::string out;
JsonDoubleQuote(in, false, &out);
// test quoting
std::string out_quoted;
JsonDoubleQuote(in, true, &out_quoted);
EXPECT_EQ(out.length() + 2, out_quoted.length());
EXPECT_EQ(out_quoted.find(out), 1U);
// now try with a NULL in the string
std::string null_prepend = "test";
null_prepend.push_back(0);
in = null_prepend + in;
std::string expected = "test\\u0000";
expected += json_narrow_cases[0].escaped;
out.clear();
JsonDoubleQuote(in, false, &out);
EXPECT_EQ(expected, out);
}
namespace {
const struct json_wide_test_data {
const wchar_t* to_escape;
const char* escaped;
} json_wide_cases[] = {
{L"b\uffb1\u00ff", "b\\uFFB1\\u00FF"},
{L"\b\001aZ\"\\wee", "\\b\\u0001aZ\\\"\\\\wee"},
{L"a\b\f\n\r\t\v\1\\.\"z",
"a\\b\\f\\n\\r\\t\\u000B\\u0001\\\\.\\\"z"},
{L"b\x0f\x7f\xf0\xff!", "b\\u000F\\u007F\\u00F0\\u00FF!"},
{L"c<>d", "c\\u003C\\u003Ed"},
};
} // namespace
TEST(StringEscapeTest, JsonDoubleQuoteWide) {
for (size_t i = 0; i < arraysize(json_wide_cases); ++i) {
std::string out;
string16 in = WideToUTF16(json_wide_cases[i].to_escape);
JsonDoubleQuote(in, false, &out);
EXPECT_EQ(std::string(json_wide_cases[i].escaped), out);
}
string16 in = WideToUTF16(json_wide_cases[0].to_escape);
std::string out;
JsonDoubleQuote(in, false, &out);
// test quoting
std::string out_quoted;
JsonDoubleQuote(in, true, &out_quoted);
EXPECT_EQ(out.length() + 2, out_quoted.length());
EXPECT_EQ(out_quoted.find(out), 1U);
// now try with a NULL in the string
string16 null_prepend = WideToUTF16(L"test");
null_prepend.push_back(0);
in = null_prepend + in;
std::string expected = "test\\u0000";
expected += json_wide_cases[0].escaped;
out.clear();
JsonDoubleQuote(in, false, &out);
EXPECT_EQ(expected, out);
}
} // namespace base
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