C++ string::length方法代码示例

	void testWordGenerateSpace2()
	{
		// White-space between two encoded words (#2)
		vmime::text txt;
		txt.appendWord(vmime::create <vmime::word>("Facture ", "utf-8"));
		txt.appendWord(vmime::create <vmime::word>("\xc3\xa0", "utf-8"));
		txt.appendWord(vmime::create <vmime::word>(" envoyer ", "utf-8"));
		txt.appendWord(vmime::create <vmime::word>("\xc3\xa0", "utf-8"));
		txt.appendWord(vmime::create <vmime::word>(" Martine", "utf-8"));

		const vmime::string decoded = "Facture ""\xc3\xa0"" envoyer ""\xc3\xa0"" Martine";
		const vmime::string encoded = "Facture =?utf-8?B?w6A=?= envoyer =?utf-8?B?w6A=?= Martine";

		// -- test encoding
		VASSERT_EQ("1", encoded, txt.generate());

		// -- ensure no space is added when decoding
		vmime::text txt2;
		txt2.parse(encoded, 0, encoded.length());

		VASSERT_EQ("2", decoded, txt2.getWholeBuffer());

		// -- test rencoding
		VASSERT_EQ("3", encoded, txt2.generate());
	}

	void testListMessagesImpl(const vmime::string* const dirs, const vmime::string* const files)
	{
		createMaildir(dirs, files);

		vmime::ref <vmime::net::store> store = createAndConnectStore();
		vmime::ref <vmime::net::folder> rootFolder = store->getRootFolder();

		vmime::ref <vmime::net::folder> folder = store->getFolder
			(fpath() / "Folder" / "SubFolder" / "SubSubFolder2");

		int count, unseen;
		folder->status(count, unseen);

		VASSERT_EQ("Message count", 1, count);

		folder->open(vmime::net::folder::MODE_READ_ONLY);

		vmime::ref <vmime::net::message> msg = folder->getMessage(1);

		folder->fetchMessage(msg, vmime::net::folder::FETCH_SIZE);

		VASSERT_EQ("Message size", TEST_MESSAGE_1.length(), msg->getSize());

		std::ostringstream oss;
		vmime::utility::outputStreamAdapter os(oss);
		msg->extract(os);

		VASSERT_EQ("Message contents", TEST_MESSAGE_1, oss.str());

		folder->close(false);

		destroyMaildir();
	}

	void testGetLength()
	{
		vmime::fileContentHandler cth(testFile);

		VASSERT_FALSE("empty", cth.isEmpty());
		VASSERT_EQ("length", testDataEncoded.length(), cth.getLength());
	}

	void testWordGenerateSpace()
	{
		// No white-space between an unencoded word and a encoded one
		VASSERT_EQ("1", "Bonjour =?utf-8?Q?Fran=C3=A7ois?=",
			vmime::text::newFromString("Bonjour Fran\xc3\xa7ois",
				vmime::charset("utf-8"))->generate());

		// White-space between two encoded words
		vmime::text txt;
		txt.appendWord(vmime::create <vmime::word>("\xc3\x89t\xc3\xa9", "utf-8"));
		txt.appendWord(vmime::create <vmime::word>("Fran\xc3\xa7ois", "utf-8"));

		const vmime::string decoded = "\xc3\x89t\xc3\xa9""Fran\xc3\xa7ois";
		const vmime::string encoded = "=?utf-8?B?w4l0w6k=?= =?utf-8?Q?Fran=C3=A7ois?=";

		// -- test encoding
		VASSERT_EQ("2", encoded, txt.generate());

		// -- ensure no space is added when decoding
		vmime::text txt2;
		txt2.parse(encoded, 0, encoded.length());

		VASSERT_EQ("3", decoded, txt2.getWholeBuffer());

		// -- test rencoding
		VASSERT_EQ("4", encoded, txt2.generate());
	}

static inline bool isFQDN(const vmime::string& str)
{
	if (utility::stringUtils::isStringEqualNoCase(str, "localhost", 9))
		return false;

	const vmime::size_t p = str.find_first_of(".");
	return p != vmime::string::npos && p > 0 && p != str.length() - 1;
}

	void setUp()
	{
		testDataDecoded = "ABCDEFGHIJKLMNOPQRSTUVWXYZ \x12\x34\x56\x78\x90 abcdefghijklmnopqrstuvwxyz0123456789";
		testDataEncoded = "QUJDREVGR0hJSktMTU5PUFFSU1RVVldYWVogEjRWeJAgYWJjZGVmZ2hpamtsbW5vcHFyc3R1dnd4eXowMTIzNDU2Nzg5";

		std::ostringstream testFilePath;
		testFilePath << "/tmp/vmime_test_" << (rand() % 999999999);

		vmime::ref <vmime::utility::fileSystemFactory> fsf =
			vmime::platform::getHandler()->getFileSystemFactory();

		testFile = fsf->create(fsf->stringToPath(testFilePath.str()));
		testFile->createFile();
		testFile->getFileWriter()->getOutputStream()->write(testDataEncoded.data(), testDataEncoded.length());
	}

const vmime::string toHex(const vmime::string str)
{
	static const char hexChars[] = "0123456789abcdef";

	vmime::string res = "\n";

	for (size_t i = 0 ; i < str.length() ; i += 16)
	{
		size_t r = std::min
			(static_cast <size_t>(16), str.length() - i);

		vmime::string hex;
		vmime::string chr;

		for (size_t j = 0 ; j < r ; ++j)
		{
			const unsigned char c = str[i + j];

			hex += hexChars[c / 16];
			hex += hexChars[c % 16];
			hex += " ";

			if (c >= 32 && c <= 127)
				chr += c;
			else
				chr += '.';
		}

		for (size_t j = r ; j < 16 ; ++j)
			hex += "   ";

		res += hex + "  " + chr + "\n";
	}

	return res;
}

bool testSocket::localReceiveLine(vmime::string& line)
{
    vmime::size_t eol;

    if ((eol = m_outBuffer.find('\n')) != vmime::string::npos)
    {
        line = vmime::string(m_outBuffer.begin(), m_outBuffer.begin() + eol);

        if (!line.empty() && line[line.length() - 1] == '\r')
            line.erase(line.end() - 1, line.end());

        m_outBuffer.erase(m_outBuffer.begin(), m_outBuffer.begin() + eol + 1);

        return true;
    }

    return false;
}

void posixSocket::send(const vmime::string& buffer)
{
	sendRaw(buffer.data(), buffer.length());
}

//.........这里部分代码省略.........
			"AB",

			"QUI=",

			// Test 4
			"ABC",

			"QUJD",

			// Test 5
			"foo",

			"Zm9v",

			// Test 6
			"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789",

			"QUJDREVGR0hJSktMTU5PUFFSU1RVVldYWVphYmNkZWZnaGlqa2xtbm9wcXJzdHV2d3h5ejAx"
			"MjM0NTY3ODk=",

			// Test 7
			vmime::string(
			"\x00\x01\x02\x03\x04\x05\x06\x07\x08\x09\x0a\x0b\x0c\x0d\x0e\x0f"
			"\x10\x11\x12\x13\x14\x15\x16\x17\x18\x19\x1a\x1b\x1c\x1d\x1e\x1f"
			"\x20\x21\x22\x23\x24\x25\x26\x27\x28\x29\x2a\x2b\x2c\x2d\x2e\x2f"
			"\x30\x31\x32\x33\x34\x35\x36\x37\x38\x39\x3a\x3b\x3c\x3d\x3e\x3f"
			"\x40\x41\x42\x43\x44\x45\x46\x47\x48\x49\x4a\x4b\x4c\x4d\x4e\x4f"
			"\x50\x51\x52\x53\x54\x55\x56\x57\x58\x59\x5a\x5b\x5c\x5d\x5e\x5f"
			"\x60\x61\x62\x63\x64\x65\x66\x67\x68\x69\x6a\x6b\x6c\x6d\x6e\x6f"
			"\x70\x71\x72\x73\x74\x75\x76\x77\x78\x79\x7a\x7b\x7c\x7d\x7e\x7f"
			"\x80\x81\x82\x83\x84\x85\x86\x87\x88\x89\x8a\x8b\x8c\x8d\x8e\x8f"
			"\x90\x91\x92\x93\x94\x95\x96\x97\x98\x99\x9a\x9b\x9c\x9d\x9e\x9f"
			"\xa0\xa1\xa2\xa3\xa4\xa5\xa6\xa7\xa8\xa9\xaa\xab\xac\xad\xae\xaf"
			"\xb0\xb1\xb2\xb3\xb4\xb5\xb6\xb7\xb8\xb9\xba\xbb\xbc\xbd\xbe\xbf"
			"\xc0\xc1\xc2\xc3\xc4\xc5\xc6\xc7\xc8\xc9\xca\xcb\xcc\xcd\xce\xcf"
			"\xd0\xd1\xd2\xd3\xd4\xd5\xd6\xd7\xd8\xd9\xda\xdb\xdc\xdd\xde\xdf"
			"\xe0\xe1\xe2\xe3\xe4\xe5\xe6\xe7\xe8\xe9\xea\xeb\xec\xed\xee\xef"
			"\xf0\xf1\xf2\xf3\xf4\xf5\xf6\xf7\xf8\xf9\xfa\xfb\xfc\xfd\xfe\xff",
			256),

			"AAECAwQFBgcICQoLDA0ODxAREhMUFRYXGBkaGxwdHh8gISIjJCUmJygpKissLS4vMDEyMzQ1"
			"Njc4OTo7PD0+P0BBQkNERUZHSElKS0xNTk9QUVJTVFVWV1hZWltcXV5fYGFiY2RlZmdoaWpr"
			"bG1ub3BxcnN0dXZ3eHl6e3x9fn+AgYKDhIWGh4iJiouMjY6PkJGSk5SVlpeYmZqbnJ2en6Ch"
			"oqOkpaanqKmqq6ytrq+wsbKztLW2t7i5uru8vb6/wMHCw8TFxsfIycrLzM3Oz9DR0tPU1dbX"
			"2Nna29zd3t/g4eLj5OXm5+jp6uvs7e7v8PHy8/T19vf4+fr7/P3+/w=="
		};


		for (unsigned int i = 0 ; i < sizeof(testSuites) / sizeof(testSuites[0]) / 2 ; ++i)
		{
			const vmime::string decoded = testSuites[i * 2];
			const vmime::string encoded = testSuites[i * 2 + 1];

			std::ostringstream oss;
			oss << "[Base64] Test " << (i + 1) << ": ";

			// Encoding
			VASSERT_EQ(oss.str() + "encoding", encoded, encode("base64", decoded));

			// Decoding
			VASSERT_EQ(oss.str() + "decoding", decoded, decode("base64", encoded));

			// Multiple and successive encoding/decoding
			VASSERT_EQ(oss.str() + "multiple1", decoded,
				decode("base64",
					encode("base64", decoded)));

			VASSERT_EQ(oss.str() + "multiple2", decoded,
				decode("base64",
					decode("base64",
						encode("base64",
							encode("base64", decoded)))));

			VASSERT_EQ(oss.str() + "multiple3", decoded,
				decode("base64",
					decode("base64",
						decode("base64",
							encode("base64",
								encode("base64",
									encode("base64", decoded)))))));

			VASSERT_EQ(oss.str() + "multiple4", decoded,
				decode("base64",
					decode("base64",
						decode("base64",
							decode("base64",
								encode("base64",
									encode("base64",
										encode("base64",
											encode("base64", decoded)))))))));

			VASSERT(oss.str() + "encoded size",
				getEncoder("base64")->getEncodedSize(decoded.length())
				>= encode("base64", decoded).length());

			VASSERT(oss.str() + "decoded size",
				getEncoder("base64")->getDecodedSize(encoded.length())
				>= decode("base64", encoded).length());
		}
	}

void windowsSocket::send(const vmime::string& buffer)
{
	::send(m_desc, buffer.data(), buffer.length(), 0);
}