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      1 
      2 /********************************************************************
      3  * COPYRIGHT:
      4  * Copyright (c) 1997-2011, International Business Machines Corporation and
      5  * others. All Rights Reserved.
      6  ********************************************************************/
      7 
      8 #include "unicode/utypes.h"
      9 
     10 #if !UCONFIG_NO_FORMATTING
     11 
     12 #include "intltest.h"
     13 #include "tchcfmt.h"
     14 #include "cmemory.h"
     15 #include "unicode/msgfmt.h"
     16 #include "unicode/choicfmt.h"
     17 
     18 #include <float.h>
     19 
     20 // tests have obvious memory leaks!
     21 
     22 void TestChoiceFormat::runIndexedTest(int32_t index, UBool exec,
     23                                       const char* &name, char* /*par*/) {
     24     switch (index) {
     25         TESTCASE(0,TestSimpleExample);
     26         TESTCASE(1,TestComplexExample);
     27         TESTCASE(2,TestClosures);
     28         TESTCASE(3,TestPatterns);
     29         TESTCASE(4,TestChoiceFormatToPatternOverflow);
     30         default: name = ""; break;
     31     }
     32 }
     33 
     34 static UBool chkstatus( UErrorCode &status, const char* msg = NULL )
     35 {
     36     UBool ok = U_SUCCESS(status);
     37     if (!ok) it_errln( msg );
     38     return ok;
     39 }
     40 
     41 void
     42 TestChoiceFormat::TestSimpleExample( void )
     43 {
     44     double limits[] = {1,2,3,4,5,6,7};
     45     UnicodeString monthNames[] = {"Sun","Mon","Tue","Wed","Thur","Fri","Sat"};
     46     ChoiceFormat* form = new ChoiceFormat(limits, monthNames, 7);
     47     ParsePosition parse_pos;
     48     // TODO Fix this ParsePosition stuff...
     49     UnicodeString str;
     50     UnicodeString res1, res2;
     51     UErrorCode status;
     52     FieldPosition fpos(0);
     53     Formattable f;
     54     int32_t ix;
     55     //for (double i = 0.0; i <= 8.0; ++i) {
     56     for (ix = 0; ix <= 8; ++ix) {
     57         double i = ix; //nos
     58         status = U_ZERO_ERROR;
     59         fpos = 0;
     60         str = "";
     61         res1 = form->format(i, str, fpos, status );
     62         if (!chkstatus( status, "***  test_simple_example format" )) {
     63             delete form;
     64             return;
     65         }
     66         //form->parse(res1, f, parse_pos);
     67         res2 = " ??? ";
     68         it_logln(UnicodeString("") + ix + UnicodeString(" -> ") + res1 + UnicodeString(" -> ") + res2);
     69     }
     70     //Testing ==operator
     71     const double filelimits[] = {0,1,2};
     72     const UnicodeString filepart[] = {"are no files","is one file","are {2} files"};
     73     ChoiceFormat* formnew=new ChoiceFormat(filelimits, filepart, 3);
     74     ChoiceFormat* formequal=new ChoiceFormat(limits, monthNames, 7);
     75     if(*formnew == *form){
     76         errln("ERROR: ==operator failed\n");
     77     }
     78     if(!(*form == *formequal)){
     79         errln("ERROR: ==operator failed\n");
     80     }
     81     delete formequal;
     82     delete formnew;
     83 
     84     //Testing getLimits()
     85     int32_t count=0;
     86     const double *gotLimits=form->getLimits(count);
     87 #if 1  // ICU 4.8 deprecates and disables the ChoiceFormat getters.
     88     if(count != 0 || gotLimits != NULL) {
     89         errln("getLimits() returns something, should be disabled");
     90     }
     91     const UnicodeString *gotFormats=form->getFormats(count);
     92     if(count != 0 || gotFormats != NULL) {
     93         errln("getFormats() returns something, should be disabled");
     94     }
     95     const UBool *gotClosures=form->getClosures(count);
     96     if(count != 0 || gotClosures != NULL) {
     97         errln("getClosures() returns something, should be disabled");
     98     }
     99 #else
    100     if(count != 7){
    101         errln("getLimits didn't update the count correctly\n");
    102     }
    103     for(ix=0; ix<count; ix++){
    104         if(gotLimits[ix] != limits[ix]){
    105             errln((UnicodeString)"getLimits didn't get the limits correctly.  Expected " + limits[ix] + " Got " + gotLimits[ix]);
    106         }
    107     }
    108     //Testing getFormats()
    109     count=0;
    110     const UnicodeString *gotFormats=form->getFormats(count);
    111     if(count != 7){
    112         errln("getFormats didn't update the count correctly\n");
    113     }
    114     for(ix=0; ix<count; ix++){
    115         if(gotFormats[ix] != monthNames[ix]){
    116             errln((UnicodeString)"getFormats didn't get the Formats correctly.  Expected " + monthNames[ix] + " Got " + gotFormats[ix]);
    117         }
    118     }
    119 #endif
    120 
    121     delete form;
    122 }
    123 
    124 void
    125 TestChoiceFormat::TestComplexExample( void )
    126 {
    127     UErrorCode status = U_ZERO_ERROR;
    128     const double filelimits[] = {-1, 0,1,2};
    129     const UnicodeString filepart[] = {"are corrupted files", "are no files","is one file","are {2} files"};
    130 
    131     ChoiceFormat* fileform = new ChoiceFormat( filelimits, filepart, 4);
    132 
    133     if (!fileform) {
    134         it_errln("***  test_complex_example fileform");
    135         return;
    136     }
    137 
    138     Format* filenumform = NumberFormat::createInstance( status );
    139     if (!filenumform) {
    140         dataerrln((UnicodeString)"***  test_complex_example filenumform - " + u_errorName(status));
    141         delete fileform;
    142         return;
    143     }
    144     if (!chkstatus( status, "***  test_simple_example filenumform" )) {
    145         delete fileform;
    146         delete filenumform;
    147         return;
    148     }
    149 
    150     //const Format* testFormats[] = { fileform, NULL, filenumform };
    151     //pattform->setFormats( testFormats, 3 );
    152 
    153     MessageFormat* pattform = new MessageFormat("There {0} on {1}", status );
    154     if (!pattform) {
    155         it_errln("***  test_complex_example pattform");
    156         delete fileform;
    157         delete filenumform;
    158         return;
    159     }
    160     if (!chkstatus( status, "***  test_complex_example pattform" )) {
    161         delete fileform;
    162         delete filenumform;
    163         delete pattform;
    164         return;
    165     }
    166 
    167     pattform->setFormat( 0, *fileform );
    168     pattform->setFormat( 2, *filenumform );
    169 
    170 
    171     Formattable testArgs[] = {(int32_t)0, "Disk_A", (int32_t)0};
    172     UnicodeString str;
    173     UnicodeString res1, res2;
    174     pattform->toPattern( res1 );
    175     it_logln("MessageFormat toPattern: " + res1);
    176     fileform->toPattern( res1 );
    177     it_logln("ChoiceFormat toPattern: " + res1);
    178     if (res1 == "-1#are corrupted files|0#are no files|1#is one file|2#are {2} files") {
    179         it_logln("toPattern tested!");
    180     }else{
    181         it_errln("***  ChoiceFormat to Pattern result!");
    182     }
    183 
    184     FieldPosition fpos(0);
    185 
    186     UnicodeString checkstr[] = {
    187         "There are corrupted files on Disk_A",
    188         "There are no files on Disk_A",
    189         "There is one file on Disk_A",
    190         "There are 2 files on Disk_A",
    191         "There are 3 files on Disk_A"
    192     };
    193 
    194     // if (status != U_ZERO_ERROR) return; // TODO: analyze why we have such a bad bail out here!
    195 
    196     if (U_FAILURE(status)) {
    197         delete fileform;
    198         delete filenumform;
    199         delete pattform;
    200         return;
    201     }
    202 
    203 
    204     int32_t i;
    205     int32_t start = -1;
    206     for (i = start; i < 4; ++i) {
    207         str = "";
    208         status = U_ZERO_ERROR;
    209         testArgs[0] = Formattable((int32_t)i);
    210         testArgs[2] = testArgs[0];
    211         res2 = pattform->format(testArgs, 3, str, fpos, status );
    212         if (!chkstatus( status, "***  test_complex_example format" )) {
    213             delete fileform;
    214             delete filenumform;
    215             delete pattform;
    216             return;
    217         }
    218         it_logln(i + UnicodeString(" -> ") + res2);
    219         if (res2 != checkstr[i - start]) {
    220             it_errln("***  test_complex_example res string");
    221             it_errln(UnicodeString("*** ") + i + UnicodeString(" -> '") + res2 + UnicodeString("' unlike '") + checkstr[i] + UnicodeString("' ! "));
    222         }
    223     }
    224     it_logln();
    225 
    226     it_logln("------ additional testing in complex test ------");
    227     it_logln();
    228     //
    229 #if 0  // ICU 4.8 deprecates and disables the ChoiceFormat getters.
    230     int32_t retCount;
    231     const double* retLimits = fileform->getLimits( retCount );
    232     if ((retCount == 4) && (retLimits)
    233     && (retLimits[0] == -1.0)
    234     && (retLimits[1] == 0.0)
    235     && (retLimits[2] == 1.0)
    236     && (retLimits[3] == 2.0)) {
    237         it_logln("getLimits tested!");
    238     }else{
    239         it_errln("***  getLimits unexpected result!");
    240     }
    241 
    242     const UnicodeString* retFormats = fileform->getFormats( retCount );
    243     if ((retCount == 4) && (retFormats)
    244     && (retFormats[0] == "are corrupted files")
    245     && (retFormats[1] == "are no files")
    246     && (retFormats[2] == "is one file")
    247     && (retFormats[3] == "are {2} files")) {
    248         it_logln("getFormats tested!");
    249     }else{
    250         it_errln("***  getFormats unexpected result!");
    251     }
    252 #endif
    253 
    254     UnicodeString checkstr2[] = {
    255         "There is no folder on Disk_A",
    256         "There is one folder on Disk_A",
    257         "There are many folders on Disk_A",
    258         "There are many folders on Disk_A"
    259     };
    260 
    261     fileform->applyPattern("0#is no folder|1#is one folder|2#are many folders", status );
    262     if (status == U_ZERO_ERROR)
    263         it_logln("status applyPattern OK!");
    264     if (!chkstatus( status, "***  test_complex_example pattform" )) {
    265         delete fileform;
    266         delete filenumform;
    267         delete pattform;
    268         return;
    269     }
    270     pattform->setFormat( 0, *fileform );
    271     fpos = 0;
    272     for (i = 0; i < 4; ++i) {
    273         str = "";
    274         status = U_ZERO_ERROR;
    275         testArgs[0] = Formattable((int32_t)i);
    276         testArgs[2] = testArgs[0];
    277         res2 = pattform->format(testArgs, 3, str, fpos, status );
    278         if (!chkstatus( status, "***  test_complex_example format 2" )) {
    279             delete fileform;
    280             delete filenumform;
    281             delete pattform;
    282             return;
    283         }
    284         it_logln(UnicodeString() + i + UnicodeString(" -> ") + res2);
    285         if (res2 != checkstr2[i]) {
    286             it_errln("***  test_complex_example res string");
    287             it_errln(UnicodeString("*** ") + i + UnicodeString(" -> '") + res2 + UnicodeString("' unlike '") + checkstr2[i] + UnicodeString("' ! "));
    288         }
    289     }
    290 
    291     const double limits_A[] = {1,2,3,4,5,6,7};
    292     const UnicodeString monthNames_A[] = {"Sun","Mon","Tue","Wed","Thur","Fri","Sat"};
    293     ChoiceFormat* form_A = new ChoiceFormat(limits_A, monthNames_A, 7);
    294     ChoiceFormat* form_A2 = new ChoiceFormat(limits_A, monthNames_A, 7);
    295     const double limits_B[] = {1,2,3,4,5,6,7};
    296     const UnicodeString monthNames_B[] = {"Sun","Mon","Tue","Wed","Thur","Fri","Sat_BBB"};
    297     ChoiceFormat* form_B = new ChoiceFormat(limits_B, monthNames_B, 7);
    298     if (!form_A || !form_B || !form_A2) {
    299         it_errln("***  test-choiceFormat not allocatable!");
    300     }else{
    301         if (*form_A == *form_A2) {
    302             it_logln("operator== tested.");
    303         }else{
    304             it_errln("***  operator==");
    305         }
    306 
    307         if (*form_A != *form_B) {
    308             it_logln("operator!= tested.");
    309         }else{
    310             it_errln("***  operator!=");
    311         }
    312 
    313         ChoiceFormat* form_A3 = (ChoiceFormat*) form_A->clone();
    314         if (!form_A3) {
    315             it_errln("***  ChoiceFormat->clone is nil.");
    316         }else{
    317             if ((*form_A3 == *form_A) && (*form_A3 != *form_B)) {
    318                 it_logln("method clone tested.");
    319             }else{
    320                 it_errln("***  ChoiceFormat clone or operator==, or operator!= .");
    321             }
    322         }
    323 
    324         ChoiceFormat form_Assigned( *form_A );
    325         UBool ok = (form_Assigned == *form_A) && (form_Assigned != *form_B);
    326         form_Assigned = *form_B;
    327         ok = ok && (form_Assigned != *form_A) && (form_Assigned == *form_B);
    328         if (ok) {
    329             it_logln("copy constructor and operator= tested.");
    330         }else{
    331             it_errln("***  copy constructor or operator= or operator == or operator != .");
    332         }
    333         delete form_A3;
    334     }
    335 
    336 
    337     delete form_A; delete form_A2; delete form_B;
    338 
    339     const char* testPattern = "0#none|1#one|2#many";
    340     ChoiceFormat form_pat( testPattern, status );
    341     if (!chkstatus( status, "***  ChoiceFormat contructor( newPattern, status)" )) {
    342         delete fileform;
    343         delete filenumform;
    344         delete pattform;
    345         return;
    346     }
    347 
    348     form_pat.toPattern( res1 );
    349     if (res1 == "0#none|1#one|2#many") {
    350         it_logln("ChoiceFormat contructor( newPattern, status) tested");
    351     }else{
    352         it_errln("***  ChoiceFormat contructor( newPattern, status) or toPattern result!");
    353     }
    354 
    355     double d_a2[] = { 3.0, 4.0 };
    356     UnicodeString s_a2[] = { "third", "forth" };
    357 
    358     form_pat.setChoices( d_a2, s_a2, 2 );
    359     form_pat.toPattern( res1 );
    360     it_logln(UnicodeString("ChoiceFormat adoptChoices toPattern: ") + res1);
    361     if (res1 == "3#third|4#forth") {
    362         it_logln("ChoiceFormat adoptChoices tested");
    363     }else{
    364         it_errln("***  ChoiceFormat adoptChoices result!");
    365     }
    366 
    367     str = "";
    368     fpos = 0;
    369     status = U_ZERO_ERROR;
    370     double arg_double = 3.0;
    371     res1 = form_pat.format( arg_double, str, fpos );
    372     it_logln(UnicodeString("ChoiceFormat format:") + res1);
    373     if (res1 != "third") it_errln("***  ChoiceFormat format (double, ...) result!");
    374 
    375     str = "";
    376     fpos = 0;
    377     status = U_ZERO_ERROR;
    378     int64_t arg_64 = 3;
    379     res1 = form_pat.format( arg_64, str, fpos );
    380     it_logln(UnicodeString("ChoiceFormat format:") + res1);
    381     if (res1 != "third") it_errln("***  ChoiceFormat format (int64_t, ...) result!");
    382 
    383     str = "";
    384     fpos = 0;
    385     status = U_ZERO_ERROR;
    386     int32_t arg_long = 3;
    387     res1 = form_pat.format( arg_long, str, fpos );
    388     it_logln(UnicodeString("ChoiceFormat format:") + res1);
    389     if (res1 != "third") it_errln("***  ChoiceFormat format (int32_t, ...) result!");
    390 
    391     Formattable ft( (int32_t)3 );
    392     str = "";
    393     fpos = 0;
    394     status = U_ZERO_ERROR;
    395     res1 = form_pat.format( ft, str, fpos, status );
    396     if (!chkstatus( status, "***  test_complex_example format (int32_t, ...)" )) {
    397         delete fileform;
    398         delete filenumform;
    399         delete pattform;
    400         return;
    401     }
    402     it_logln(UnicodeString("ChoiceFormat format:") + res1);
    403     if (res1 != "third") it_errln("***  ChoiceFormat format (Formattable, ...) result!");
    404 
    405     Formattable fta[] = { (int32_t)3 };
    406     str = "";
    407     fpos = 0;
    408     status = U_ZERO_ERROR;
    409     res1 = form_pat.format( fta, 1, str, fpos, status );
    410     if (!chkstatus( status, "***  test_complex_example format (int32_t, ...)" )) {
    411         delete fileform;
    412         delete filenumform;
    413         delete pattform;
    414         return;
    415     }
    416     it_logln(UnicodeString("ChoiceFormat format:") + res1);
    417     if (res1 != "third") it_errln("***  ChoiceFormat format (Formattable[], cnt, ...) result!");
    418 
    419     ParsePosition parse_pos = 0;
    420     Formattable result;
    421     UnicodeString parsetext("third");
    422     form_pat.parse( parsetext, result, parse_pos );
    423     double rd = (result.getType() == Formattable::kLong) ? result.getLong() : result.getDouble();
    424     if (rd == 3.0) {
    425         it_logln("parse( ..., ParsePos ) tested.");
    426     }else{
    427         it_errln("*** ChoiceFormat parse( ..., ParsePos )!");
    428     }
    429 
    430     form_pat.parse( parsetext, result, status );
    431     rd = (result.getType() == Formattable::kLong) ? result.getLong() : result.getDouble();
    432     if (rd == 3.0) {
    433         it_logln("parse( ..., UErrorCode ) tested.");
    434     }else{
    435         it_errln("*** ChoiceFormat parse( ..., UErrorCode )!");
    436     }
    437 
    438     /*
    439     UClassID classID = ChoiceFormat::getStaticClassID();
    440     if (classID == form_pat.getDynamicClassID()) {
    441         it_out << "getStaticClassID and getDynamicClassID tested." << endl;
    442     }else{
    443         it_errln("*** getStaticClassID and getDynamicClassID!");
    444     }
    445     */
    446 
    447     it_logln();
    448 
    449     delete fileform;
    450     delete filenumform;
    451     delete pattform;
    452 }
    453 
    454 
    455 /**
    456  * Test new closure API
    457  */
    458 void TestChoiceFormat::TestClosures(void) {
    459     // Construct open, half-open, half-open (the other way), and closed
    460     // intervals.  Do this both using arrays and using a pattern.
    461 
    462     // 'fmt1' is created using arrays
    463     UBool T = TRUE, F = FALSE;
    464     // 0:   ,1)
    465     // 1: [1,2]
    466     // 2: (2,3]
    467     // 3: (3,4)
    468     // 4: [4,5)
    469     // 5: [5,
    470     double limits[]  = { 0, 1, 2, 3, 4, 5 };
    471     UBool closures[] = { F, F, T, T, F, F };
    472     UnicodeString fmts[] = {
    473         ",1)", "[1,2]", "(2,3]", "(3,4)", "[4,5)", "[5,"
    474     };
    475     ChoiceFormat fmt1(limits, closures, fmts, 6);
    476 
    477     // 'fmt2' is created using a pattern; it should be equivalent
    478     UErrorCode status = U_ZERO_ERROR;
    479     const char* PAT = "0#,1)|1#[1,2]|2<(2,3]|3<(3,4)|4#[4,5)|5#[5,";
    480     ChoiceFormat fmt2(PAT, status);
    481     if (U_FAILURE(status)) {
    482         errln("FAIL: ChoiceFormat constructor failed");
    483         return;
    484     }
    485 
    486     // Check the patterns
    487     UnicodeString str;
    488     fmt1.toPattern(str);
    489     if (str == PAT) {
    490         logln("Ok: " + str);
    491     } else {
    492         errln("FAIL: " + str + ", expected " + PAT);
    493     }
    494     str.truncate(0);
    495 
    496     // Check equality
    497     if (fmt1 != fmt2) {
    498         errln("FAIL: fmt1 != fmt2");
    499     }
    500 
    501 #if 0  // ICU 4.8 deprecates and disables the ChoiceFormat getters.
    502     int32_t i;
    503     int32_t count2 = 0;
    504     const double *limits2 = fmt2.getLimits(count2);
    505     const UBool *closures2 = fmt2.getClosures(count2);
    506 
    507     if((count2 != 6) || !limits2 || !closures2) {
    508         errln("FAIL: couldn't get limits or closures");
    509     } else {
    510         for(i=0;i<count2;i++) {
    511           logln("#%d/%d: limit %g closed %s\n",
    512                 i, count2,
    513                 limits2[i],
    514                 closures2[i] ?"T":"F");
    515           if(limits2[i] != limits[i]) {
    516             errln("FAIL: limit #%d = %g, should be %g\n", i, limits2[i], limits[i]);
    517           }
    518           if((closures2[i]!=0) != (closures[i]!=0)) {
    519             errln("FAIL: closure #%d = %s, should be %s\n", i, closures2[i]?"T":"F", closures[i]?"T":"F");
    520           }
    521         }
    522     }
    523 #endif
    524 
    525     // Now test both format objects
    526     UnicodeString exp[] = {
    527         /*-0.5 => */ ",1)",
    528         /* 0.0 => */ ",1)",
    529         /* 0.5 => */ ",1)",
    530         /* 1.0 => */ "[1,2]",
    531         /* 1.5 => */ "[1,2]",
    532         /* 2.0 => */ "[1,2]",
    533         /* 2.5 => */ "(2,3]",
    534         /* 3.0 => */ "(2,3]",
    535         /* 3.5 => */ "(3,4)",
    536         /* 4.0 => */ "[4,5)",
    537         /* 4.5 => */ "[4,5)",
    538         /* 5.0 => */ "[5,",
    539         /* 5.5 => */ "[5,"
    540     };
    541 
    542     // Each format object should behave exactly the same
    543     ChoiceFormat* FMT[] = { &fmt1, &fmt2 };
    544     for (int32_t pass=0; pass<2; ++pass) {
    545         int32_t j=0;
    546         for (int32_t ix=-5; ix<=55; ix+=5) {
    547             double x = ix / 10.0; // -0.5 to 5.5 step +0.5
    548             FMT[pass]->format(x, str);
    549             if (str == exp[j]) {
    550                 logln((UnicodeString)"Ok: " + x + " => " + str);
    551             } else {
    552                 errln((UnicodeString)"FAIL: " + x + " => " + str +
    553                       ", expected " + exp[j]);
    554             }
    555             str.truncate(0);
    556             ++j;
    557         }
    558     }
    559 }
    560 
    561 /**
    562  * Helper for TestPatterns()
    563  */
    564 void TestChoiceFormat::_testPattern(const char* pattern,
    565                                     UBool isValid,
    566                                     double v1, const char* str1,
    567                                     double v2, const char* str2,
    568                                     double v3, const char* str3) {
    569     UErrorCode ec = U_ZERO_ERROR;
    570     ChoiceFormat fmt(pattern, ec);
    571     if (!isValid) {
    572         if (U_FAILURE(ec)) {
    573             logln((UnicodeString)"Ok: " + pattern + " failed");
    574         } else {
    575             logln((UnicodeString)"FAIL: " + pattern + " accepted");
    576         }
    577         return;
    578     }
    579     if (U_FAILURE(ec)) {
    580         errln((UnicodeString)"FAIL: ChoiceFormat(" + pattern + ") failed");
    581         return;
    582     } else {
    583         logln((UnicodeString)"Ok: Pattern: " + pattern);
    584     }
    585     UnicodeString out;
    586     logln((UnicodeString)"  toPattern: " + fmt.toPattern(out));
    587 
    588     double v[] = {v1, v2, v3};
    589     const char* str[] = {str1, str2, str3};
    590     for (int32_t i=0; i<3; ++i) {
    591         out.truncate(0);
    592         fmt.format(v[i], out);
    593         if (out == str[i]) {
    594             logln((UnicodeString)"Ok: " + v[i] + " => " + out);
    595         } else {
    596             errln((UnicodeString)"FAIL: " + v[i] + " => " + out +
    597                   ", expected " + str[i]);
    598         }
    599     }
    600 }
    601 
    602 /**
    603  * Test applyPattern
    604  */
    605 void TestChoiceFormat::TestPatterns(void) {
    606     // Try a pattern that isolates a single value.  Create
    607     // three ranges: [-Inf,1.0) [1.0,1.0] (1.0,+Inf]
    608     _testPattern("0.0#a|1.0#b|1.0<c", TRUE,
    609                  1.0 - 1e-9, "a",
    610                  1.0, "b",
    611                  1.0 + 1e-9, "c");
    612 
    613 #if 0  // ICU 4.8 only checks the pattern syntax, not whether the ranges make sense.
    614     // Try an invalid pattern that isolates a single value.
    615     // [-Inf,1.0) [1.0,1.0) [1.0,+Inf]
    616     _testPattern("0.0#a|1.0#b|1.0#c", FALSE,
    617                  0, 0, 0, 0, 0, 0);
    618 
    619     // Another
    620     // [-Inf,1.0] (1.0,1.0) [1.0,+Inf]
    621     _testPattern("0.0#a|1.0<b|1.0#c", FALSE,
    622                  0, 0, 0, 0, 0, 0);
    623     // Another
    624     // [-Inf,1.0] (1.0,1.0] (1.0,+Inf]
    625     _testPattern("0.0#a|1.0<b|1.0<c", FALSE,
    626                  0, 0, 0, 0, 0, 0);
    627 
    628     // Try a grossly invalid pattern.
    629     // [-Inf,2.0) [2.0,1.0) [1.0,+Inf]
    630     _testPattern("0.0#a|2.0#b|1.0#c", FALSE,
    631                  0, 0, 0, 0, 0, 0);
    632 #endif
    633 }
    634 
    635 void TestChoiceFormat::TestChoiceFormatToPatternOverflow()
    636 {
    637     static const double limits[] = {0.1e-78, 1e13, 0.1e78};
    638     UnicodeString monthNames[] = { "one", "two", "three" };
    639     ChoiceFormat fmt(limits, monthNames, sizeof(limits)/sizeof(limits[0]));
    640     UnicodeString patStr, expectedPattern1("1e-79#one|10000000000000#two|1e+77#three"),
    641         expectedPattern2("1e-079#one|10000000000000#two|1e+077#three");
    642     fmt.toPattern(patStr);
    643     if (patStr != expectedPattern1 && patStr != expectedPattern2) {
    644         errln("ChoiceFormat returned \"" + patStr + "\" instead of \"" + expectedPattern1 + " or " + expectedPattern2 + "\"");
    645     }
    646 }
    647 
    648 #endif /* #if !UCONFIG_NO_FORMATTING */
    649