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arangodb/UnitTests/Basics/StringUtilsTest.cpp

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////////////////////////////////////////////////////////////////////////////////
/// @brief test suite for StringUtils class
///
/// @file
///
/// DISCLAIMER
///
/// Copyright 2004-2012 triagens GmbH, Cologne, Germany
///
/// Licensed under the Apache License, Version 2.0 (the "License");
/// you may not use this file except in compliance with the License.
/// You may obtain a copy of the License at
///
/// http://www.apache.org/licenses/LICENSE-2.0
///
/// 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.
///
/// Copyright holder is triAGENS GmbH, Cologne, Germany
///
/// @author Dr. Frank Celler
/// @author Copyright 2007-2012, triAGENS GmbH, Cologne, Germany
////////////////////////////////////////////////////////////////////////////////
#include "Basics/Common.h"
#define BOOST_TEST_INCLUDED
#include <boost/test/unit_test.hpp>
#include <iomanip>
#include "Basics/StringUtils.h"
#include "Basics/Utf8Helper.h"
#if _WIN32
#include "Basics/win-utils.h"
#define FIX_ICU_ENV TRI_FixIcuDataEnv()
#else
#define FIX_ICU_ENV
#endif
using namespace arangodb;
using namespace arangodb::basics;
using namespace std;
// -----------------------------------------------------------------------------
// --SECTION-- private functions
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief hex dump with ':' separator
////////////////////////////////////////////////////////////////////////////////
static string hexedump (const string &s) {
ostringstream oss;
oss.imbue(locale());
bool first = true;
for (string::const_iterator it = s.begin(); it != s.end(); it++) {
oss << (first ? "" : ":") << hex << setw(2) << setfill('y') << string::traits_type::to_int_type(*it);
first = false;
}
return oss.str();
}
// -----------------------------------------------------------------------------
// --SECTION-- setup / tear-down
// -----------------------------------------------------------------------------
struct StringUtilsSetup {
StringUtilsSetup () {
FIX_ICU_ENV;
if (!arangodb::basics::Utf8Helper::DefaultUtf8Helper.setCollatorLanguage("")) {
std::string msg =
"cannot initialize ICU; please make sure ICU*dat is available; "
"the variable ICU_DATA='";
if (getenv("ICU_DATA") != nullptr) {
msg += getenv("ICU_DATA");
}
msg += "' should point the directory containing the ICU*dat file.";
BOOST_TEST_MESSAGE(msg);
BOOST_CHECK_EQUAL(false, true);
}
BOOST_TEST_MESSAGE("setup StringUtils");
}
~StringUtilsSetup () {
BOOST_TEST_MESSAGE("teardown StringUtils");
}
};
// -----------------------------------------------------------------------------
// --SECTION-- test suite
// -----------------------------------------------------------------------------
////////////////////////////////////////////////////////////////////////////////
/// @brief setup
////////////////////////////////////////////////////////////////////////////////
BOOST_FIXTURE_TEST_SUITE (StringUtilsTest, StringUtilsSetup)
////////////////////////////////////////////////////////////////////////////////
/// @brief test_Split1
////////////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE (test_Split1) {
vector<string> lines = StringUtils::split("Hallo\nWorld\\/Me", '\n');
BOOST_CHECK_EQUAL(lines.size(), (size_t) 2);
if (lines.size() == 2) {
BOOST_CHECK_EQUAL(lines[0], "Hallo");
BOOST_CHECK_EQUAL(lines[1], "World/Me");
}
}
////////////////////////////////////////////////////////////////////////////////
/// @brief test_Split2
////////////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE (test_Split2) {
vector<string> lines = StringUtils::split("\nHallo\nWorld\n", '\n');
BOOST_CHECK_EQUAL(lines.size(), (size_t) 4);
if (lines.size() == 4) {
BOOST_CHECK_EQUAL(lines[0], "");
BOOST_CHECK_EQUAL(lines[1], "Hallo");
BOOST_CHECK_EQUAL(lines[2], "World");
BOOST_CHECK_EQUAL(lines[3], "");
}
}
////////////////////////////////////////////////////////////////////////////////
/// @brief test_Split3
////////////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE (test_Split3) {
vector<string> lines = StringUtils::split("Hallo\nWorld\\/Me", '\n', '\0');
BOOST_CHECK_EQUAL(lines.size(), (size_t) 2);
if (lines.size() == 2) {
BOOST_CHECK_EQUAL(lines[0], "Hallo");
BOOST_CHECK_EQUAL(lines[1], "World\\/Me");
}
}
////////////////////////////////////////////////////////////////////////////////
/// @brief test_Tolower
////////////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE (test_Tolower) {
string lower = StringUtils::tolower("HaLlO WoRlD!");
BOOST_CHECK_EQUAL(lower, "hallo world!");
}
////////////////////////////////////////////////////////////////////////////////
/// @brief test_convertUTF16ToUTF8
////////////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE (test_convertUTF16ToUTF8) {
string result;
bool isOk;
// both surrogates are valid
isOk = StringUtils::convertUTF16ToUTF8("D8A4\0", "dd42\0", result);
BOOST_CHECK(isOk);
BOOST_CHECK_EQUAL(result.length(), (size_t) 4);
BOOST_CHECK_EQUAL("f0:b9:85:82", hexedump(result));
result.clear();
// wrong low surrogate
isOk = StringUtils::convertUTF16ToUTF8("DD42", "D8A4", result);
BOOST_CHECK(! isOk);
BOOST_CHECK(result.empty());
result.clear();
// wrong high surrogate
isOk = StringUtils::convertUTF16ToUTF8("DC00", "DC1A", result);
BOOST_CHECK(! isOk);
BOOST_CHECK(result.empty());
}
////////////////////////////////////////////////////////////////////////////////
/// @brief test_uint64
////////////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE (test_uint64) {
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64("abc"));
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64("ABC"));
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64(" foo"));
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64(""));
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64(" "));
BOOST_CHECK_EQUAL(12ULL, StringUtils::uint64(" 012"));
BOOST_CHECK_EQUAL(1234ULL, StringUtils::uint64("1234a"));
BOOST_CHECK_EQUAL(18446744073709551615ULL, StringUtils::uint64("-1"));
BOOST_CHECK_EQUAL(18446744073709539271ULL, StringUtils::uint64("-12345"));
BOOST_CHECK_EQUAL(1234ULL, StringUtils::uint64("1234.56"));
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64("1234567890123456789012345678901234567890"));
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64("@"));
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64("0"));
BOOST_CHECK_EQUAL(1ULL, StringUtils::uint64("1"));
BOOST_CHECK_EQUAL(12ULL, StringUtils::uint64("12"));
BOOST_CHECK_EQUAL(123ULL, StringUtils::uint64("123"));
BOOST_CHECK_EQUAL(1234ULL, StringUtils::uint64("1234"));
BOOST_CHECK_EQUAL(1234ULL, StringUtils::uint64("01234"));
BOOST_CHECK_EQUAL(9ULL, StringUtils::uint64("9"));
BOOST_CHECK_EQUAL(9ULL, StringUtils::uint64(" 9"));
BOOST_CHECK_EQUAL(9ULL, StringUtils::uint64("0009"));
BOOST_CHECK_EQUAL(12345678ULL, StringUtils::uint64("12345678"));
BOOST_CHECK_EQUAL(1234567800ULL, StringUtils::uint64("1234567800"));
BOOST_CHECK_EQUAL(1234567890123456ULL, StringUtils::uint64("1234567890123456"));
BOOST_CHECK_EQUAL(UINT64_MAX, StringUtils::uint64(std::to_string(UINT64_MAX)));
}
////////////////////////////////////////////////////////////////////////////////
/// @brief test_uint64_check
////////////////////////////////////////////////////////////////////////////////
static bool InvalidArgument(std::invalid_argument const& ex) {
return true;
}
static bool OutOfRange(std::out_of_range const& ex) {
return true;
}
BOOST_AUTO_TEST_CASE (test_uint64_check) {
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check("abc"), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check("ABC"), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check(" foo"), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check(""), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check(" "), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EQUAL(12ULL, StringUtils::uint64_check(" 012"));
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check("1234a"), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EQUAL(18446744073709551615ULL, StringUtils::uint64_check("-1"));
BOOST_CHECK_EQUAL(18446744073709539271ULL, StringUtils::uint64_check("-12345"));
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check("1234."), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check("1234.56"), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check("1234567889123456789012345678901234567890"), std::out_of_range, OutOfRange);
BOOST_CHECK_EXCEPTION(StringUtils::uint64_check("@"), std::invalid_argument, InvalidArgument);
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64_check("0"));
BOOST_CHECK_EQUAL(1ULL, StringUtils::uint64_check("1"));
BOOST_CHECK_EQUAL(12ULL, StringUtils::uint64_check("12"));
BOOST_CHECK_EQUAL(123ULL, StringUtils::uint64_check("123"));
BOOST_CHECK_EQUAL(1234ULL, StringUtils::uint64_check("1234"));
BOOST_CHECK_EQUAL(1234ULL, StringUtils::uint64_check("01234"));
BOOST_CHECK_EQUAL(9ULL, StringUtils::uint64_check("9"));
BOOST_CHECK_EQUAL(9ULL, StringUtils::uint64_check(" 9"));
BOOST_CHECK_EQUAL(9ULL, StringUtils::uint64_check("0009"));
BOOST_CHECK_EQUAL(12345678ULL, StringUtils::uint64_check("12345678"));
BOOST_CHECK_EQUAL(1234567800ULL, StringUtils::uint64_check("1234567800"));
BOOST_CHECK_EQUAL(1234567890123456ULL, StringUtils::uint64_check("1234567890123456"));
BOOST_CHECK_EQUAL(UINT64_MAX, StringUtils::uint64_check(std::to_string(UINT64_MAX)));
}
////////////////////////////////////////////////////////////////////////////////
/// @brief test_uint64_trusted
////////////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_CASE (test_uint64_trusted) {
BOOST_CHECK_EQUAL(0ULL, StringUtils::uint64_trusted("0"));
BOOST_CHECK_EQUAL(1ULL, StringUtils::uint64_trusted("1"));
BOOST_CHECK_EQUAL(12ULL, StringUtils::uint64_trusted("12"));
BOOST_CHECK_EQUAL(123ULL, StringUtils::uint64_trusted("123"));
BOOST_CHECK_EQUAL(1234ULL, StringUtils::uint64_trusted("1234"));
BOOST_CHECK_EQUAL(1234ULL, StringUtils::uint64_trusted("01234"));
BOOST_CHECK_EQUAL(9ULL, StringUtils::uint64_trusted("9"));
BOOST_CHECK_EQUAL(9ULL, StringUtils::uint64_trusted("0009"));
BOOST_CHECK_EQUAL(12345678ULL, StringUtils::uint64_trusted("12345678"));
BOOST_CHECK_EQUAL(1234567800ULL, StringUtils::uint64_trusted("1234567800"));
BOOST_CHECK_EQUAL(1234567890123456ULL, StringUtils::uint64_trusted("1234567890123456"));
BOOST_CHECK_EQUAL(UINT64_MAX, StringUtils::uint64_trusted(std::to_string(UINT64_MAX)));
}
////////////////////////////////////////////////////////////////////////////////
/// @brief generate tests
////////////////////////////////////////////////////////////////////////////////
BOOST_AUTO_TEST_SUITE_END()
// Local Variables:
// mode: outline-minor
// outline-regexp: "^\\(/// @brief\\|/// {@inheritDoc}\\|/// @addtogroup\\|// --SECTION--\\|/// @\\}\\)"
// End:
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