/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.
 * 
 *************************************************************/



// MARKER(update_precomp.py): autogen include statement, do not remove
#include "precompiled_sal.hxx"

#include "gtest/gtest.h"
#include "rtl/strbuf.hxx"
#include "rtl/string.hxx"
#include "rtl/ustring.hxx"


namespace {

struct TestConvertToString
{
    sal_Unicode aSource[100];
    sal_Int32 nLength;
    rtl_TextEncoding nEncoding;
    sal_uInt32 nFlags;
    char const * pStrict;
    char const * pRelaxed;
};

void testConvertToString(TestConvertToString const & rTest)
{
    const rtl::OUString aSource(rTest.aSource, rTest.nLength);
    rtl::OString aStrict(RTL_CONSTASCII_STRINGPARAM("12345"));
    bool bSuccess = aSource.convertToString(&aStrict, rTest.nEncoding,
                                            rTest.nFlags);
    rtl::OString aRelaxed(rtl::OUStringToOString(aSource, rTest.nEncoding,
                                                 rTest.nFlags));

    rtl::OStringBuffer aPrefix;
    aPrefix.append(RTL_CONSTASCII_STRINGPARAM("{"));
    for (sal_Int32 i = 0; i < rTest.nLength; ++i)
    {
        aPrefix.append(RTL_CONSTASCII_STRINGPARAM("U+"));
        aPrefix.append(static_cast< sal_Int32 >(rTest.aSource[i]), 16);
        if (i + 1 < rTest.nLength)
            aPrefix.append(RTL_CONSTASCII_STRINGPARAM(","));
    }
    aPrefix.append(RTL_CONSTASCII_STRINGPARAM("}, "));
    aPrefix.append(static_cast< sal_Int32 >(rTest.nEncoding));
    aPrefix.append(RTL_CONSTASCII_STRINGPARAM(", 0x"));
    aPrefix.append(static_cast< sal_Int32 >(rTest.nFlags), 16);
    aPrefix.append(RTL_CONSTASCII_STRINGPARAM(" -> "));

    if (bSuccess)
    {
        if (rTest.pStrict == 0 || !aStrict.equals(rTest.pStrict))
        {
            rtl::OStringBuffer aMessage(aPrefix);
            aMessage.append(RTL_CONSTASCII_STRINGPARAM("strict = \""));
            aMessage.append(aStrict);
            aMessage.append(RTL_CONSTASCII_STRINGPARAM("\""));
            FAIL() << aMessage.getStr();
        }
    }
    else
    {
        if (!aStrict.equals(rtl::OString(RTL_CONSTASCII_STRINGPARAM("12345"))))
        {
            rtl::OStringBuffer aMessage(aPrefix);
            aMessage.append(RTL_CONSTASCII_STRINGPARAM("modified output"));
            FAIL() << aMessage.getStr();
        }
        if (rTest.pStrict != 0)
        {
            rtl::OStringBuffer aMessage(aPrefix);
            aMessage.append(RTL_CONSTASCII_STRINGPARAM("failed"));
            FAIL() << aMessage.getStr();
        }
    }
    if (!aRelaxed.equals(rTest.pRelaxed))
    {
        rtl::OStringBuffer aMessage(aPrefix);
        aMessage.append(RTL_CONSTASCII_STRINGPARAM("relaxed = \""));
        aMessage.append(aRelaxed);
        aMessage.append(RTL_CONSTASCII_STRINGPARAM("\""));
        FAIL() << aMessage.getStr();
    }
}

}


namespace test { namespace oustring {

class Convert: public ::testing::Test
{
};

TEST_F(Convert, convertToString)
{
    TestConvertToString const aTests[]
        = { { { 0 },
              0,
              RTL_TEXTENCODING_ASCII_US,
              RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR
                  | RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR,
              "",
              "" },
            { { 0 },
              0,
              RTL_TEXTENCODING_ASCII_US,
              OUSTRING_TO_OSTRING_CVTFLAGS,
              "",
              "" },
            { { 0x0041,0x0042,0x0043 },
              3,
              RTL_TEXTENCODING_ASCII_US,
              RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR
                  | RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR,
              "ABC",
              "ABC" },
            { { 0x0041,0x0042,0x0043 },
              3,
              RTL_TEXTENCODING_ASCII_US,
              OUSTRING_TO_OSTRING_CVTFLAGS,
              "ABC",
              "ABC" },
            { { 0xB800 },
              1,
              RTL_TEXTENCODING_ISO_2022_JP,
              RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR
                  | RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR,
              0,
              "" },
            // the next also tests that a short source produces a long target:
            { { 0xB800 },
              1,
              RTL_TEXTENCODING_ISO_2022_JP,
              OUSTRING_TO_OSTRING_CVTFLAGS,
              "\x1B(B?",
              "\x1B(B?" },
            { { 0x0041,0x0100,0x0042 },
              3,
              RTL_TEXTENCODING_ISO_8859_1,
              RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR
                  | RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR,
              0,
              "A" },
            { { 0x0041,0x0100,0x0042 },
              3,
              RTL_TEXTENCODING_ISO_8859_1,
              OUSTRING_TO_OSTRING_CVTFLAGS,
              "A?B",
              "A?B" } };
    for (unsigned int i = 0; i < sizeof aTests / sizeof aTests[0]; ++i)
        testConvertToString(aTests[i]);
}

} }