C++ MessageFormat::toPattern方法代码示例

void MessageFormatRegressionTest::Test4120552()
{
    UErrorCode status = U_ZERO_ERROR;
    MessageFormat *mf = new MessageFormat("pattern", status);
    failure(status, "new MessageFormat");
    UnicodeString texts[] = {
        (UnicodeString)"pattern", 
            (UnicodeString)"pat", 
            (UnicodeString)"1234"
    };
    UnicodeString pat;
    logln("pattern: \"" + mf->toPattern(pat) + "\"");
    for (int i = 0; i < 3; i++) {
        ParsePosition pp(0);
        //Object[] objs = mf.parse(texts[i], pp);
        int32_t count = 0;
        Formattable *objs = mf->parse(texts[i], pp, count);
        log("  text for parsing: \"" + texts[i] + "\"");
        if (objs == NULL) {
            logln("  (incorrectly formatted string)");
            if (pp.getErrorIndex() == -1)
                errln(UnicodeString("Incorrect error index: ") + pp.getErrorIndex());
        } else {
            logln("  (correctly formatted string)");
            delete[] objs;
        }
    }
    delete mf;
}

// {sfb} doesn't apply in C++?
void MessageFormatRegressionTest::Test4114739()
{

    UErrorCode status = U_ZERO_ERROR;    
    MessageFormat *mf = new MessageFormat("<{0}>", status);
    failure(status, "new MessageFormat");

    Formattable *objs1 = NULL;
    //Formattable objs2 [] = {};
    //Formattable *objs3 [] = {NULL};
    //try {
    UnicodeString pat;
    UnicodeString res;
        logln("pattern: \"" + mf->toPattern(pat) + "\"");
        log("format(null) : ");
        FieldPosition pos(FieldPosition::DONT_CARE);
        logln("\"" + mf->format(objs1, 0, res, pos, status) + "\"");
        failure(status, "mf->format");
        /*log("format({})   : ");
        logln("\"" + mf->format(objs2, 0, res, FieldPosition(FieldPosition::DONT_CARE), status) + "\"");
        failure(status, "mf->format");
        log("format({null}) :");
        logln("\"" + mf->format(objs3, 0, res, FieldPosition(FieldPosition::DONT_CARE), status) + "\"");
        failure(status, "mf->format");*/
    /*} catch (Exception e) {
        errln("Exception thrown for null argument tests.");
    }*/

    delete mf;
}

void MessageFormatRegressionTest::Test4118594()
{
    UErrorCode status = U_ZERO_ERROR;
    const UBool possibleDataError = TRUE;
    MessageFormat *mf = new MessageFormat("{0}, {0}, {0}", status);
    failure(status, "new MessageFormat");
    UnicodeString forParsing("x, y, z");
    //Object[] objs = mf.parse(forParsing, new ParsePosition(0));
    int32_t count = 0;
    ParsePosition pp(0);
    Formattable *objs = mf->parse(forParsing, pp, count);
    UnicodeString pat;
    logln("pattern: \"" + mf->toPattern(pat) + "\"");
    logln("text for parsing: \"" + forParsing + "\"");
    UnicodeString str;
    if (objs[0].getString(str) != "z")
        errln("argument0: \"" + objs[0].getString(str) + "\"");
    mf->applyPattern("{0,number,#.##}, {0,number,#.#}", status);
    failure(status, "mf->applyPattern", possibleDataError);
    //Object[] oldobjs = {new Double(3.1415)};
    Formattable oldobjs [] = {Formattable(3.1415)};
    UnicodeString result;
    FieldPosition pos(FieldPosition::DONT_CARE);
    result = mf->format( oldobjs, 1, result, pos, status );
    failure(status, "mf->format", possibleDataError);
    pat.remove();
    logln("pattern: \"" + mf->toPattern(pat) + "\"");
    logln("text for parsing: \"" + result + "\"");
    // result now equals "3.14, 3.1"
    if (result != "3.14, 3.1")
        dataerrln("result = " + result + " - " + u_errorName(status));
    //Object[] newobjs = mf.parse(result, new ParsePosition(0));
    int32_t count1 = 0;
    pp.setIndex(0);
    Formattable *newobjs = mf->parse(result, pp, count1);
    // newobjs now equals {new Double(3.1)}
    if (newobjs == NULL) {
        dataerrln("Error calling MessageFormat::parse");
    } else {
        if (newobjs[0].getDouble() != 3.1)
            errln( UnicodeString("newobjs[0] = ") + newobjs[0].getDouble());
    }

    delete [] objs;
    delete [] newobjs;
    delete mf;
}

void MessageFormatRegressionTest::Test4058973() 
{
    UErrorCode status = U_ZERO_ERROR;
    MessageFormat *fmt = new MessageFormat("{0,choice,0#no files|1#one file|1< {0,number,integer} files}", status);
    failure(status, "new MessageFormat");

    UnicodeString pat;
    pat = fmt->toPattern(pat);
    UnicodeString exp("{0,choice,0#no files|1#one file|1< {0,number,integer} files}");
    if (pat != exp) {
        errln("MessageFormat.toPattern failed");
        errln("Exp: " + exp);
        errln("Got: " + pat);
    }

    delete fmt;
}

void TestMessageFormat::testBug2()
{
    UErrorCode status = U_ZERO_ERROR;
    UnicodeString result;
    // {sfb} use double format in pattern, so result will match (not strictly necessary)
    const UnicodeString pattern = "There {0,choice,0.0#are no files|1.0#is one file|1.0<are {0, number} files} on disk {1}. ";
    logln("The input pattern : " + pattern);
    MessageFormat *fmt = new MessageFormat(pattern, status);
    if (U_FAILURE(status)) {
        errln("MessageFormat pattern creation failed.");
        return;
    }
    logln("The output pattern is : " + fmt->toPattern(result));
    if (pattern != result) {
        errln("MessageFormat::toPattern() failed.");
    }
    delete fmt;
}

void MessageFormatRegressionTest::Test4113018()
{
    UnicodeString originalPattern("initial pattern");
    UErrorCode status = U_ZERO_ERROR;
    MessageFormat *mf = new MessageFormat(originalPattern, status);
    failure(status, "new messageFormat");
    UnicodeString illegalPattern("format: {0, xxxYYY}");
    UnicodeString pat;
    logln("pattern before: \"" + mf->toPattern(pat) + "\"");
    logln("illegal pattern: \"" + illegalPattern + "\"");
    //try {
        mf->applyPattern(illegalPattern, status);
        if( ! U_FAILURE(status))
            errln("Should have thrown IllegalArgumentException for pattern : " + illegalPattern);
    /*} catch (IllegalArgumentException e) {
        if (!originalPattern.equals(mf.toPattern()))
            errln("pattern after: \"" + mf.toPattern() + "\"");
    }*/
    delete mf;
}

void MessageFormatRegressionTest::Test4118592()
{
    UErrorCode status = U_ZERO_ERROR;
    MessageFormat *mf = new MessageFormat("", status);
    failure(status, "new messageFormat");
    UnicodeString pattern("{0,choice,1#YES|2#NO}");
    UnicodeString prefix("");
    Formattable *objs = 0;

    for (int i = 0; i < 5; i++) {
        UnicodeString formatted;
        formatted = prefix + "YES";
        mf->applyPattern(prefix + pattern, status);
        failure(status, "mf->applyPattern");
        prefix += "x";
        //Object[] objs = mf.parse(formatted, new ParsePosition(0));
        int32_t count = 0;
        ParsePosition pp(0);
        objs = mf->parse(formatted, pp, count);
        UnicodeString pat;
        logln(UnicodeString("") + i + ". pattern :\"" + mf->toPattern(pat) + "\"");
        log(" \"" + formatted + "\" parsed as ");
        if (objs == NULL) 
            logln("  null");
        else {
            UnicodeString temp;
            if(objs[0].getType() == Formattable::kString)
                logln((UnicodeString)"  " + objs[0].getString(temp));
            else
                logln((UnicodeString)"  " + (objs[0].getType() == Formattable::kLong ? objs[0].getLong() : objs[0].getDouble()));
            delete[] objs;

        }
    }

    delete mf;
}

void
TestChoiceFormat::TestComplexExample( void )
{
    UErrorCode status = U_ZERO_ERROR;
    const double filelimits[] = {-1, 0,1,2};
    const UnicodeString filepart[] = {"are corrupted files", "are no files","is one file","are {2} files"};

    ChoiceFormat* fileform = new ChoiceFormat( filelimits, filepart, 4);

    if (!fileform) { 
        it_errln("***  test_complex_example fileform"); 
        return; 
    }

    Format* filenumform = NumberFormat::createInstance( status );
    if (!filenumform) { 
        dataerrln((UnicodeString)"***  test_complex_example filenumform - " + u_errorName(status)); 
        delete fileform;
        return; 
    }
    if (!chkstatus( status, "***  test_simple_example filenumform" )) {
        delete fileform;
        delete filenumform;
        return;
    }

    //const Format* testFormats[] = { fileform, NULL, filenumform };
    //pattform->setFormats( testFormats, 3 );

    MessageFormat* pattform = new MessageFormat("There {0} on {1}", status );
    if (!pattform) { 
        it_errln("***  test_complex_example pattform"); 
        delete fileform;
        delete filenumform;
        return; 
    }
    if (!chkstatus( status, "***  test_complex_example pattform" )) {
        delete fileform;
        delete filenumform;
        delete pattform;
        return;
    }

    pattform->setFormat( 0, *fileform );
    pattform->setFormat( 2, *filenumform );


    Formattable testArgs[] = {(int32_t)0, "Disk_A", (int32_t)0};
    UnicodeString str;
    UnicodeString res1, res2;
    pattform->toPattern( res1 );
    it_logln("MessageFormat toPattern: " + res1);
    fileform->toPattern( res1 );
    it_logln("ChoiceFormat toPattern: " + res1);
    if (res1 == "-1#are corrupted files|0#are no files|1#is one file|2#are {2} files") {
        it_logln("toPattern tested!");
    }else{
        it_errln("***  ChoiceFormat to Pattern result!");
    }

    FieldPosition fpos(FieldPosition::DONT_CARE);

    UnicodeString checkstr[] = { 
        "There are corrupted files on Disk_A",
        "There are no files on Disk_A",
        "There is one file on Disk_A",
        "There are 2 files on Disk_A",
        "There are 3 files on Disk_A"
    };

    // if (status != U_ZERO_ERROR) return; // TODO: analyze why we have such a bad bail out here!

    if (U_FAILURE(status)) { 
        delete fileform;
        delete filenumform;
        delete pattform;
        return;
    }


    int32_t i;
    int32_t start = -1;
    for (i = start; i < 4; ++i) {
        str = "";
        status = U_ZERO_ERROR;
        testArgs[0] = Formattable((int32_t)i);
        testArgs[2] = testArgs[0];
        res2 = pattform->format(testArgs, 3, str, fpos, status );
        if (!chkstatus( status, "***  test_complex_example format" )) {
            delete fileform;
            delete filenumform;
            delete pattform;
            return;
        }
        it_logln(i + UnicodeString(" -> ") + res2);
        if (res2 != checkstr[i - start]) {
            it_errln("***  test_complex_example res string");
            it_errln(UnicodeString("*** ") + i + UnicodeString(" -> '") + res2 + UnicodeString("' unlike '") + checkstr[i] + UnicodeString("' ! "));
        }
    }
//.........这里部分代码省略.........

void TestMessageFormat::PatternTest() 
{
    Formattable testArgs[] = {
        Formattable(double(1)), Formattable(double(3456)),
            Formattable("Disk"), Formattable(UDate((int32_t)1000000000L), Formattable::kIsDate)
    };
    UnicodeString testCases[] = {
       "Quotes '', '{', 'a' {0} '{0}'",
       "Quotes '', '{', 'a' {0,number} '{0}'",
       "'{'1,number,'#',##} {1,number,'#',##}",
       "There are {1} files on {2} at {3}.",
       "On {2}, there are {1} files, with {0,number,currency}.",
       "'{1,number,percent}', {1,number,percent},",
       "'{1,date,full}', {1,date,full},",
       "'{3,date,full}', {3,date,full},",
       "'{1,number,#,##}' {1,number,#,##}",
    };

    UnicodeString testResultPatterns[] = {
        "Quotes '', '{', a {0} '{'0}",
        "Quotes '', '{', a {0,number} '{'0}",
        "'{'1,number,#,##} {1,number,'#'#,##}",
        "There are {1} files on {2} at {3}.",
        "On {2}, there are {1} files, with {0,number,currency}.",
        "'{'1,number,percent}, {1,number,percent},",
        "'{'1,date,full}, {1,date,full},",
        "'{'3,date,full}, {3,date,full},",
        "'{'1,number,#,##} {1,number,#,##}"
    };

    UnicodeString testResultStrings[] = {
        "Quotes ', {, a 1 {0}",
        "Quotes ', {, a 1 {0}",
        "{1,number,#,##} #34,56",
        "There are 3,456 files on Disk at 1/12/70 5:46 AM.",
        "On Disk, there are 3,456 files, with $1.00.",
        "{1,number,percent}, 345,600%,",
        "{1,date,full}, Wednesday, December 31, 1969,",
        "{3,date,full}, Monday, January 12, 1970,",
        "{1,number,#,##} 34,56"
    };


    for (int32_t i = 0; i < 9; ++i) {
        //it_out << "\nPat in:  " << testCases[i]);

        MessageFormat *form = 0;
        UErrorCode success = U_ZERO_ERROR;
        UnicodeString buffer;
        form = new MessageFormat(testCases[i], Locale::getUS(), success);
        if (U_FAILURE(success)) {
            errln("MessageFormat creation failed.#1");
            logln(((UnicodeString)"MessageFormat for ") + testCases[i] + " creation failed.\n");
            continue;
        }
        if (form->toPattern(buffer) != testResultPatterns[i]) {
            errln(UnicodeString("TestMessageFormat::PatternTest failed test #2, i = ") + i);
            //form->toPattern(buffer);
            errln(((UnicodeString)" Orig: ") + testCases[i]);
            errln(((UnicodeString)" Exp:  ") + testResultPatterns[i]);
            errln(((UnicodeString)" Got:  ") + buffer);
        }

        //it_out << "Pat out: " << form->toPattern(buffer));
        UnicodeString result;
        int32_t count = 4;
        FieldPosition fieldpos(0);
        form->format(testArgs, count, result, fieldpos, success);
        if (U_FAILURE(success)) {
            errln("MessageFormat failed test #3");
            logln("TestMessageFormat::PatternTest failed test #3");
            continue;
        }
        if (result != testResultStrings[i]) {
            errln("TestMessageFormat::PatternTest failed test #4");
            logln("TestMessageFormat::PatternTest failed #4.");
            logln(UnicodeString("    Result: ") + result );
            logln(UnicodeString("  Expected: ") + testResultStrings[i] );
        }
        

        //it_out << "Result:  " << result);
#if 0
        /* TODO: Look at this test and see if this is still a valid test */
        logln("---------------- test parse ----------------");

        form->toPattern(buffer);
        logln("MSG pattern for parse: " + buffer);

        int32_t parseCount = 0;
        Formattable* values = form->parse(result, parseCount, success);
        if (U_FAILURE(success)) {
            errln("MessageFormat failed test #5");
            logln(UnicodeString("MessageFormat failed test #5 with error code ")+(int32_t)success);
        } else if (parseCount != count) {
            errln("MSG count not %d as expected. Got %d", count, parseCount);
        }
        UBool failed = FALSE;
        for (int32_t j = 0; j < parseCount; ++j) {
             if (values == 0 || testArgs[j] != values[j]) {
//.........这里部分代码省略.........