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dadrfmt.cpp
/********************************************************************
 * COPYRIGHT: 
 * Copyright (c) 1997-2010, International Business Machines Corporation and
 * others. All Rights Reserved.
 ********************************************************************/

/***********************************************************************
 * Modification history
 * Date        Name        Description
 * 07/09/2007  srl         Copied from dadrcoll.cpp
 ***********************************************************************/

#include "unicode/utypes.h"

#if !UCONFIG_NO_FORMATTING

#include "unicode/tstdtmod.h"
#include "tsdate.h"
#include "dadrfmt.h"
#include "unicode/calendar.h"
#include "intltest.h"
#include <string.h>
#include "unicode/schriter.h"
#include "unicode/regex.h"
#include "unicode/smpdtfmt.h"
#include "dbgutil.h"
#include "fldset.h"


#include <stdio.h>

DataDrivenFormatTest::DataDrivenFormatTest() {
    UErrorCode status = U_ZERO_ERROR;
    driver = TestDataModule::getTestDataModule("format", *this, status);
}

DataDrivenFormatTest::~DataDrivenFormatTest() {
    delete driver;
}

void DataDrivenFormatTest::runIndexedTest(int32_t index, UBool exec,
        const char* &name, char* /*par */) {
    if (driver != NULL) {
        if (exec) {
            //  logln("Begin ");
        }
        const DataMap *info= NULL;
        UErrorCode status= U_ZERO_ERROR;
        TestData *testData = driver->createTestData(index, status);
        if (U_SUCCESS(status)) {
            name = testData->getName();
            if (testData->getInfo(info, status)) {
                log(info->getString("Description", status));
            }
            if (exec) {
                log(name);
                logln("---");
                logln("");

                processTest(testData);
            }
            delete testData;
        } else {
            name = "";
        }
    } else {
        dataerrln("format/DataDriven*Test data (format.res) not initialized!");
        name = "";
    }

}



/*
 *             Headers { "locale","spec", "date", "str"}
            // locale: locale including calendar type
            // spec:   either 'PATTERN=y mm h' etc, or 'DATE=SHORT,TIME=LONG'
            // date:   either an unsigned long (millis), or a calendar spec ERA=0,YEAR=1, etc.. applied to the calendar type specified by the locale
            // str:   the expected unicode string
            Cases { 
               {
                    "en_US@calendar=gregorian",         
                    "DATE=SHORT,TIME=SHORT",
                    "ERA=1,YEAR=2007,MONTH=AUGUST,DATE=8,HOUR=18,MINUTE=54,SECOND=12",
                    "8/8/2007 6:54pm"
               },
 * */


void DataDrivenFormatTest::testConvertDate(TestData *testData,
        const DataMap * /* settings */, UBool fmt) {
    UnicodeString kPATTERN("PATTERN="); // TODO: static
    UnicodeString kMILLIS("MILLIS="); // TODO: static
    UnicodeString kRELATIVE_MILLIS("RELATIVE_MILLIS="); // TODO: static
    UnicodeString kRELATIVE_ADD("RELATIVE_ADD:"); // TODO: static
    
    UErrorCode status = U_ZERO_ERROR;
    SimpleDateFormat basicFmt(UnicodeString("EEE MMM dd yyyy / YYYY'-W'ww-ee"),
            status);
    if (U_FAILURE(status)) {
        dataerrln("FAIL: Couldn't create basic SimpleDateFormat: %s",
                u_errorName(status));
        return;
    }

    const DataMap *currentCase= NULL;
    // Start the processing
    int n = 0;
    while (testData->nextCase(currentCase, status)) {
        char calLoc[256] = "";
        DateTimeStyleSet styleSet;
        UnicodeString pattern;
        UBool usePattern = FALSE;
        CalendarFieldsSet fromSet;
        UDate fromDate = 0;
        UBool useDate = FALSE;
        
        UDate now = Calendar::getNow();
        
        ++n;

        char theCase[200];
        sprintf(theCase, "case %d:", n);
        UnicodeString caseString(theCase, "");
        
        // load params
        UnicodeString locale = currentCase->getString("locale", status);
        if (U_FAILURE(status)) {
            errln("case %d: No 'locale' line.", n);
            continue;
        }
        UnicodeString spec = currentCase->getString("spec", status);
        if(U_FAILURE(status)) {
            errln("case %d: No 'spec' line.", n);
            continue;
        }
        UnicodeString date = currentCase->getString("date", status);
        if(U_FAILURE(status)) {
            errln("case %d: No 'date' line.", n);
            continue;
        }
        UnicodeString expectStr= currentCase->getString("str", status);
        if(U_FAILURE(status)) {
            errln("case %d: No 'str' line.", n);
            continue;
        }
                
        DateFormat *format = NULL;
        
        // Process: 'locale'
        locale.extract(0, locale.length(), calLoc, (const char*)0); // default codepage.  Invariant codepage doesn't have '@'!
        Locale loc(calLoc);
        if(spec.startsWith(kPATTERN)) {
            pattern = UnicodeString(spec,kPATTERN.length());
            usePattern = TRUE;
            format = new SimpleDateFormat(pattern, loc, status);
            if(U_FAILURE(status)) {
                errln("case %d: could not create SimpleDateFormat from pattern: %s", n, u_errorName(status));
                continue;
            }
        } else {
            if(styleSet.parseFrom(spec, status)<0 || U_FAILURE(status)) {
                errln("case %d: could not parse spec as style fields: %s", n, u_errorName(status));
                continue;
            }
            format = DateFormat::createDateTimeInstance((DateFormat::EStyle)styleSet.getDateStyle(), (DateFormat::EStyle)styleSet.getTimeStyle(), loc);
            if(format == NULL ) {
                errln("case %d: could not create SimpleDateFormat from styles.", n);
                continue;
            }
        }

        Calendar *cal = Calendar::createInstance(loc, status);
        if(U_FAILURE(status)) {
            errln("case %d: could not create calendar from %s", n, calLoc);
        }

        // parse 'date'
        if(date.startsWith(kMILLIS)) {
            UnicodeString millis = UnicodeString(date, kMILLIS.length());
            useDate = TRUE;
            fromDate = udbg_stod(millis);
        } else if(date.startsWith(kRELATIVE_MILLIS)) {
            UnicodeString millis = UnicodeString(date, kRELATIVE_MILLIS.length());
            useDate = TRUE;
            fromDate = udbg_stod(millis) + now;
        } else if(date.startsWith(kRELATIVE_ADD)) {
            UnicodeString add = UnicodeString(date, kRELATIVE_ADD.length());  // "add" is a string indicating which fields to add
            if(fromSet.parseFrom(add, status)<0 || U_FAILURE(status)) {
                errln("case %d: could not parse date as RELATIVE_ADD calendar fields: %s", n, u_errorName(status));
                continue;
            }
            useDate=TRUE;
            cal->clear();
            cal->setTime(now, status);
            for (int q=0; q<UCAL_FIELD_COUNT; q++) {
                if (fromSet.isSet((UCalendarDateFields)q)) {
                    //int32_t oldv = cal->get((UCalendarDateFields)q, status);
                    cal->add((UCalendarDateFields)q,
                                fromSet.get((UCalendarDateFields)q), status);
                    //int32_t newv = cal->get((UCalendarDateFields)q, status);
                }
            }
            fromDate = cal->getTime(status);
            if(U_FAILURE(status)) {
                errln("case %d: could not apply date as RELATIVE_ADD calendar fields: %s", n, u_errorName(status));
                continue;
            }
        } else if(fromSet.parseFrom(date, status)<0 || U_FAILURE(status)) {
            errln("case %d: could not parse date as calendar fields: %s", n, u_errorName(status));
            continue;
        }
        
        // now, do it.
        if (fmt) {
            FieldPosition pos;
//            logln((UnicodeString)"#"+n+" "+locale+"/"+from+" >>> "+toCalLoc+"/"
//                    +to);
            cal->clear();
            UnicodeString output;
            output.remove();
            
            if(useDate) {
//                cal->setTime(fromDate, status);
//                if(U_FAILURE(status)) {
//                    errln("case %d: could not set time on calendar: %s", n, u_errorName(status));
//                    continue;
//                }
                format->format(fromDate, output, pos, status);
            } else {
                fromSet.setOnCalendar(cal, status);
                if(U_FAILURE(status)) {
                    errln("case %d: could not set fields on calendar: %s", n, u_errorName(status));
                    continue;
                }
                format->format(*cal, output, pos);
            }            
            
            // check erro result from 'format'
            if(U_FAILURE(status)) {
                errln("case %d: could not format(): %s", n, u_errorName(status)); // TODO: use 'pos'
            }
//            if(pos.getBeginIndex()==0 && pos.getEndIndex()==0) { // TODO: more precise error?
//                errln("WARNING: case %d: format's pos returned (0,0) - error ??", n);
//            }
            
            if(output == expectStr) {
                logln(caseString+": format: SUCCESS! "+UnicodeString("expect=output=")+output);
            } else {
                UnicodeString result;
                UnicodeString result2;
                errln(caseString+": format:  output!=expectStr, got " + *udbg_escape(output, &result) + " expected " + *udbg_escape(expectStr, &result2));
            }
        } else {
            cal->clear();
            ParsePosition pos;
            format->parse(expectStr,*cal,pos);
            if(useDate) {
                UDate gotDate = cal->getTime(status);
                if(U_FAILURE(status)) {
                    errln(caseString+": parse: could not get time on calendar: "+UnicodeString(u_errorName(status)));
                    continue;
                }
                if(gotDate == fromDate) {
                    logln(caseString+": parse: SUCCESS! "+UnicodeString("gotDate=parseDate=")+expectStr);
                } else {
                    UnicodeString expectDateStr, gotDateStr;
                    basicFmt.format(fromDate,expectDateStr);
                    basicFmt.format(gotDate,gotDateStr);
                    errln(caseString+": parse: FAIL. parsed '"+expectStr+"' and got "+gotDateStr+", expected " + expectDateStr);
                }
            } else {
//                Calendar *cal2 = cal->clone();
//                cal2->clear();
//                fromSet.setOnCalendar(cal2, status);
                if(U_FAILURE(status)) {
                    errln("case %d: parse: could not set fields on calendar: %s", n, u_errorName(status));
                    continue;
                }
                
                CalendarFieldsSet diffSet;
//                diffSet.clear();
                if (!fromSet.matches(cal, diffSet, status)) {
                    UnicodeString diffs = diffSet.diffFrom(fromSet, status);
                    errln((UnicodeString)"FAIL: "+caseString
                            +", Differences: '"+ diffs
                            +"', status: "+ u_errorName(status));
                } else if (U_FAILURE(status)) {
                    errln("FAIL: "+caseString+" parse SET SOURCE calendar Failed to match: "
                            +u_errorName(status));
                } else {
                    logln("PASS: "+caseString+" parse.");
                }
                

                
            }
        }
        delete cal;
        delete format;

    }
//    delete basicFmt;
}

void DataDrivenFormatTest::processTest(TestData *testData) {
    //Format *cal= NULL;
    //const UChar *arguments= NULL;
    //int32_t argLen = 0;
    char testType[256];
    const DataMap *settings= NULL;
    //const UChar *type= NULL;
    UErrorCode status = U_ZERO_ERROR;
    UnicodeString testSetting;
    int n = 0;
    while (testData->nextSettings(settings, status)) {
        status = U_ZERO_ERROR;
        // try to get a locale
        testSetting = settings->getString("Type", status);
        if (U_SUCCESS(status)) {
            if ((++n)>0) {
                logln("---");
            }
            logln(testSetting + "---");
            testSetting.extract(0, testSetting.length(), testType, "");
        } else {
            errln("Unable to extract 'Type'. Skipping..");
            continue;
        }

        if (!strcmp(testType, "date_format")) {
            testConvertDate(testData, settings, true);
        } else if (!strcmp(testType, "date_parse")) {
            testConvertDate(testData, settings, false);
        } else {
            errln("Unknown type: %s", testType);
        }
    }
}

#endif

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